diff --git a/.gitignore b/.gitignore
index 44c7866bae..e237284a56 100644
--- a/.gitignore
+++ b/.gitignore
@@ -89,6 +89,7 @@ inst/bin/*
 *_ldd.txt
 *_lines.dat.txt
 *__tmp__generated__.c
+visualize*.html
 a.c
 a.h
 a.py
diff --git a/run_tests.py b/run_tests.py
index 1d78d8fcb4..3aeebe8854 100755
--- a/run_tests.py
+++ b/run_tests.py
@@ -58,7 +58,7 @@ def is_included(backend):
         run_test(
             filename,
             "ast",
-            "lpython --show-ast --indent --no-color {infile} -o {outfile}",
+            "lpython --show-ast --no-color {infile} -o {outfile}",
             filename,
             update_reference,
             extra_args)
@@ -67,7 +67,7 @@ def is_included(backend):
         run_test(
             filename,
             "ast_new",
-            "lpython --show-ast --indent --new-parser --no-color {infile} -o {outfile}",
+            "lpython --show-ast --new-parser --no-color {infile} -o {outfile}",
             filename,
             update_reference,
             extra_args)
@@ -76,7 +76,7 @@ def is_included(backend):
         run_test(
             filename,
             "asr",
-            "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+            "lpython --show-asr --no-color {infile} -o {outfile}",
             filename,
             update_reference,
             extra_args)
@@ -92,7 +92,7 @@ def is_included(backend):
 
     if pass_ is not None:
         cmd = "lpython --pass=" + pass_ + \
-            " --show-asr --indent --no-color {infile} -o {outfile}"
+            " --show-asr --no-color {infile} -o {outfile}"
         run_test(filename, "pass_{}".format(pass_), cmd,
                  filename, update_reference, extra_args)
 
diff --git a/share/lpython/lfortran-completion.bash b/share/lpython/lfortran-completion.bash
index ca63ca03bd..69bb236096 100644
--- a/share/lpython/lfortran-completion.bash
+++ b/share/lpython/lfortran-completion.bash
@@ -1,6 +1,6 @@
 #/usr/bin/env bash
 
 complete \
-    -W "-h --help -S -c -o -v -E -I --version --cpp --fixed-form --show-prescan --show-tokens --show-ast --show-asr --with-intrinsic-modules --show-ast-f90 --no-color --indent --pass --show-llvm --show-cpp --show-stacktrace --time-report --static --backend --openmp fmt kernel mod pywrap" \
+    -W "-h --help -S -c -o -v -E -I --version --cpp --fixed-form --show-prescan --show-tokens --show-ast --show-asr --with-intrinsic-modules --show-ast-f90 --no-color --pass --show-llvm --show-cpp --show-stacktrace --time-report --static --backend --openmp fmt kernel mod pywrap" \
     -df \
     lfortran
diff --git a/src/bin/lpython.cpp b/src/bin/lpython.cpp
index 45eb202650..45b3b53621 100644
--- a/src/bin/lpython.cpp
+++ b/src/bin/lpython.cpp
@@ -76,6 +76,29 @@ std::string get_kokkos_dir()
     throw LCompilers::LCompilersException("LFORTRAN_KOKKOS_DIR is not defined");
 }
 
+int visualize_json(std::string &astr_data_json, LCompilers::Platform os) {
+    using namespace LCompilers;
+    std::string file_loc = LCompilers::LPython::generate_visualize_html(astr_data_json);
+    std::string open_cmd = "";
+    switch (os) {
+        case Linux: open_cmd = "xdg-open"; break;
+        case Windows: open_cmd = "start"; break;
+        case macOS_Intel:
+        case macOS_ARM: open_cmd = "open"; break;
+        default:
+            std::cerr << "Unsupported Platform " << pf2s(os) <<std::endl;
+            std::cerr << "Please open file " << file_loc << " manually" <<std::endl;
+            return 11;
+    }
+    std::string cmd = open_cmd + " " + file_loc;
+    int err = system(cmd.data());
+    if (err) {
+        std::cout << "The command '" + cmd + "' failed." << std::endl;
+        return 11;
+    }
+    return 0;
+}
+
 #ifdef HAVE_LFORTRAN_LLVM
 
 #endif
@@ -158,6 +181,18 @@ int emit_ast(const std::string &infile,
             lm.file_ends.push_back(input.size());
         }
          std::cout << LCompilers::LPython::pickle_json(*ast, lm) << std::endl;
+    } else if (compiler_options.visualize) {
+        LCompilers::LocationManager lm;
+        {
+            LCompilers::LocationManager::FileLocations fl;
+            fl.in_filename = infile;
+            lm.files.push_back(fl);
+            std::string input = LCompilers::read_file(infile);
+            lm.init_simple(input);
+            lm.file_ends.push_back(input.size());
+        }
+        LCompilers::Result<std::string> r = LCompilers::LPython::pickle_json(*ast, lm);
+        return visualize_json(r.result, compiler_options.platform);
     } else {
         std::cout << LCompilers::LPython::pickle_python(*ast,
             compiler_options.use_colors, compiler_options.indent) << std::endl;
@@ -211,6 +246,9 @@ int emit_asr(const std::string &infile,
             compiler_options.use_colors, with_intrinsic_modules) << std::endl;
     } else if (compiler_options.json) {
          std::cout << LCompilers::LPython::pickle_json(*asr, lm, with_intrinsic_modules) << std::endl;
+    } else if (compiler_options.visualize) {
+        std::string astr_data_json = LCompilers::LPython::pickle_json(*asr, lm, with_intrinsic_modules);
+        return visualize_json(astr_data_json, compiler_options.platform);
     } else {
         std::cout << LCompilers::LPython::pickle(*asr, compiler_options.use_colors,
             compiler_options.indent, with_intrinsic_modules) << std::endl;
@@ -1433,6 +1471,7 @@ int main(int argc, char *argv[])
         std::string arg_pass;
         std::string skip_pass;
         bool arg_no_color = false;
+        bool arg_no_indent = false;
         bool show_llvm = false;
         bool show_asm = false;
         bool show_wat = false;
@@ -1496,9 +1535,10 @@ int main(int argc, char *argv[])
         app.add_flag("--show-stacktrace", compiler_options.show_stacktrace, "Show internal stacktrace on compiler errors");
         app.add_flag("--with-intrinsic-mods", with_intrinsic_modules, "Show intrinsic modules in ASR");
         app.add_flag("--no-color", arg_no_color, "Turn off colored AST/ASR");
-        app.add_flag("--indent", compiler_options.indent, "Indented print ASR/AST");
+        app.add_flag("--no-indent", arg_no_indent, "Turn off Indented print ASR/AST");
         app.add_flag("--tree", compiler_options.tree, "Tree structure print ASR/AST");
         app.add_flag("--json", compiler_options.json, "Print ASR/AST Json format");
+        app.add_flag("--visualize", compiler_options.visualize, "Print ASR/AST Visualization");
         app.add_option("--pass", arg_pass, "Apply the ASR pass and show ASR (implies --show-asr)");
         app.add_option("--skip-pass", skip_pass, "Skip an ASR pass in default pipeline");
         app.add_flag("--disable-main", compiler_options.disable_main, "Do not generate any code for the `main` function");
@@ -1566,16 +1606,7 @@ int main(int argc, char *argv[])
         if (arg_version) {
             std::string version = LFORTRAN_VERSION;
             std::cout << "LPython version: " << version << std::endl;
-            std::cout << "Platform: ";
-            switch (compiler_options.platform) {
-                case (LCompilers::Platform::Linux) : std::cout << "Linux"; break;
-                case (LCompilers::Platform::macOS_Intel) : std::cout << "macOS Intel"; break;
-                case (LCompilers::Platform::macOS_ARM) : std::cout << "macOS ARM"; break;
-                case (LCompilers::Platform::Windows) : std::cout << "Windows"; break;
-                case (LCompilers::Platform::FreeBSD) : std::cout << "FreeBSD"; break;
-                case (LCompilers::Platform::OpenBSD) : std::cout << "OpenBSD"; break;
-            }
-            std::cout << std::endl;
+            std::cout << "Platform: " << pf2s(compiler_options.platform) << std::endl;
 #ifdef HAVE_LFORTRAN_LLVM
             std::cout << "Default target: " << LCompilers::LLVMEvaluator::get_default_target_triple() << std::endl;
 #endif
@@ -1603,6 +1634,7 @@ int main(int argc, char *argv[])
         }
 
         compiler_options.use_colors = !arg_no_color;
+        compiler_options.indent = !arg_no_indent;
 
         // if (fmt) {
         //     return format(arg_fmt_file, arg_fmt_inplace, !arg_fmt_no_color,
diff --git a/src/libasr/utils.h b/src/libasr/utils.h
index e31cbe2d11..167314ffe9 100644
--- a/src/libasr/utils.h
+++ b/src/libasr/utils.h
@@ -17,6 +17,7 @@ enum Platform {
     OpenBSD,
 };
 
+std::string pf2s(Platform);
 Platform get_platform();
 
 struct CompilerOptions {
@@ -34,9 +35,10 @@ struct CompilerOptions {
     bool symtab_only = false;
     bool show_stacktrace = false;
     bool use_colors = true;
-    bool indent = false;
+    bool indent = true;
     bool json = false;
     bool tree = false;
+    bool visualize = false;
     bool fast = false;
     bool openmp = false;
     bool generate_object_code = false;
diff --git a/src/libasr/utils2.cpp b/src/libasr/utils2.cpp
index dc5e570072..62cabe162d 100644
--- a/src/libasr/utils2.cpp
+++ b/src/libasr/utils2.cpp
@@ -46,6 +46,18 @@ bool present(char** const v, size_t n, const std::string name) {
     return false;
 }
 
+std::string pf2s(Platform p) {
+    switch (p) {
+        case (Platform::Linux) : return "Linux";
+        case (Platform::macOS_Intel) : return "macOS Intel";
+        case (Platform::macOS_ARM) : return "macOS ARM";
+        case (Platform::Windows) : return "Windows";
+        case (Platform::FreeBSD) : return "FreeBSD";
+        case (Platform::OpenBSD) : return "OpenBSD";
+    }
+    return "Unsupported Platform";
+}
+
 Platform get_platform()
 {
 #if defined(_WIN32)
diff --git a/src/lpython/utils.cpp b/src/lpython/utils.cpp
index d3c07855de..e8562458f1 100644
--- a/src/lpython/utils.cpp
+++ b/src/lpython/utils.cpp
@@ -131,4 +131,157 @@ int32_t get_exit_status(int32_t err) {
     return (((err) >> 8) & 0x000000ff);
 }
 
+std::string generate_visualize_html(std::string &astr_data_json) {
+    std::hash<std::string> hasher;
+    std::ofstream out;
+    std::string file_name = "visualize" + std::to_string(hasher(astr_data_json)) + ".html";
+    out.open(file_name);
+    out << R"(<!DOCTYPE html>
+<html>
+<head>
+    <title>LCompilers AST/R Visualization</title>
+    <script crossorigin src="https://unpkg.com/react@18/umd/react.production.min.js"></script>
+    <script crossorigin src="https://unpkg.com/react-dom@18/umd/react-dom.production.min.js"></script>
+
+    <script src="https://unpkg.com/@babel/standalone/babel.min.js"></script>
+    <script src="https://cdnjs.cloudflare.com/ajax/libs/react-flow-renderer/10.3.17/umd/index.js"></script>
+    <script src="https://dagrejs.github.io/project/dagre/latest/dagre.min.js"></script>
+    <script> )";
+    out << "var astr_data = " << astr_data_json << "; </script>\n";
+    out << R"(</head>
+
+<body style="margin: 0px;">
+    <script type="text/babel" data-type="module">
+function TreeNode({ node }) {
+    if (node.literals.length === 0) return <p><b>{node.node}</b></p>;
+    return (
+        <div>
+            <p><b>{node.node}</b></p>
+            <div style={{ backgroundColor: "#FBBD23", padding: "2px" }}>
+                {
+                    node.literals.map((val, idx) => <p style={{ margin: "0px", padding: "1px" }} key={idx}>{val[0]}: {val[1]}</p>)
+                }
+            </div>
+        </div>
+    );
+}
+
+const getLayoutedElements = (nodes, edges, direction = 'TB') => {
+    const nodeWidth = 180;
+    const isHorizontal = direction === 'LR';
+
+    const dagreGraph = new dagre.graphlib.Graph();
+    dagreGraph.setDefaultEdgeLabel(() => ({}));
+    dagreGraph.setGraph({ rankdir: direction });
+
+    nodes.forEach(node => dagreGraph.setNode(node.id, { width: nodeWidth, height: node.nodeHeight }));
+    edges.forEach(edge => dagreGraph.setEdge(edge.source, edge.target));
+
+    dagre.layout(dagreGraph);
+
+    nodes.forEach((node) => {
+        const nodeWithPosition = dagreGraph.node(node.id);
+        node.targetPosition = isHorizontal ? 'left' : 'top';
+        node.sourcePosition = isHorizontal ? 'right' : 'bottom';
+        // Shifting the dagre node position (anchor=center center) to the top left
+        // so it matches the React Flow node anchor point (top left).
+        node.position = {
+            x: nodeWithPosition.x - nodeWidth / 2,
+            y: nodeWithPosition.y - node.nodeHeight / 2,
+        };
+        return node;
+    });
+
+    return [nodes, edges];
+};
+
+class Graph {
+    constructor() {
+        this.nodes = [];
+        this.edges = [];
+        this.idx = 1;
+        return this;
+    }
+
+    createNode(cur_node) {
+        cur_node.idx = this.idx++;
+        cur_node.literals = [];
+        let obj = cur_node.fields;
+        for (let prop in obj) {
+            let neigh = obj[prop];
+            if (typeof neigh === 'object') {
+                if (neigh.hasOwnProperty("node")) {
+                    this.createEdge(cur_node.idx, neigh, prop);
+                } else {
+                    if (neigh.length > 0) {
+                        for (let i in neigh) {
+                            let arrayElement = neigh[i];
+                            if (typeof arrayElement === 'object') {
+                                if (arrayElement.hasOwnProperty("node")) {
+                                    this.createEdge(cur_node.idx, arrayElement, `${prop}[${i}]`);
+                                } else {
+                                    console.log("ERROR: Unexpected 2D Array found");
+                                }
+                            } else {
+                                cur_node.literals.push([`${prop}[${i}]`, `${arrayElement}`]);
+                            }
+                        }
+                    } else {
+                        // 0 length array, show as literal
+                        cur_node.literals.push([prop, "[]"]);
+                    }
+                }
+            } else {
+                cur_node.literals.push([prop, `${neigh}`]);
+            }
+        }
+
+        this.nodes.push({ id: `${cur_node.idx}`, data: { label: <TreeNode node={cur_node} /> }, nodeHeight: 70 + 20 * (cur_node.literals.length) });
+    }
+
+    createEdge(parent_idx, cur_node, edge_label) {
+        this.edges.push({
+            id: `${parent_idx}-${this.idx}`,
+            source: `${parent_idx}`,
+            target: `${this.idx}`,
+            label: edge_label,
+            labelStyle: { fontWeight: 700 },
+            labelBgPadding: [8, 4],
+            labelBgStyle: { fill: '#FBBD23' },
+        });
+        this.createNode(cur_node);
+    }
+}
+
+function Flow({ nodes, edges }) {
+    return (
+        <div style={{ height: '100vh' }}>
+            <ReactFlow.default
+                defaultNodes={nodes}
+                defaultEdges={edges}
+                style={{ backgroundColor: '#e5e7eb' }}
+            >
+                <ReactFlow.Background />
+                <ReactFlow.Controls />
+                <ReactFlow.MiniMap />
+            </ReactFlow.default>
+        </div>
+    );
+}
+
+function MyApp() {
+    var g = new Graph();
+    g.createNode(astr_data);
+    var [layoutedNodes, layoutedEdges] = getLayoutedElements(g.nodes, g.edges);
+    return (<Flow nodes={layoutedNodes} edges={layoutedEdges} />);
+}
+
+ReactDOM.render(<MyApp />, document.body);
+    </script>
+</body>
+
+</html>)";
+    return file_name;
+}
+
 }
diff --git a/src/lpython/utils.h b/src/lpython/utils.h
index 912f3f620e..f6b9f88f9b 100644
--- a/src/lpython/utils.h
+++ b/src/lpython/utils.h
@@ -15,6 +15,8 @@ bool path_exists(std::string path);
 // Decodes the exit status code of the process (in Unix)
 int32_t get_exit_status(int32_t err);
 
+std::string generate_visualize_html(std::string &astr_data_json);
+
 } // LFortran
 
 #endif // LFORTRAN_UTILS_H
diff --git a/tests/reference/asr-array_01_decl-f955627.json b/tests/reference/asr-array_01_decl-39cf894.json
similarity index 66%
rename from tests/reference/asr-array_01_decl-f955627.json
rename to tests/reference/asr-array_01_decl-39cf894.json
index 0ed1b33196..35687eb362 100644
--- a/tests/reference/asr-array_01_decl-f955627.json
+++ b/tests/reference/asr-array_01_decl-39cf894.json
@@ -1,11 +1,11 @@
 {
-    "basename": "asr-array_01_decl-f955627",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-array_01_decl-39cf894",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/../integration_tests/array_01_decl.py",
     "infile_hash": "3dff59bab7475d254ce0470065c11e797e52a5b2a3d7546acc0e6705",
     "outfile": null,
     "outfile_hash": null,
-    "stdout": "asr-array_01_decl-f955627.stdout",
+    "stdout": "asr-array_01_decl-39cf894.stdout",
     "stdout_hash": "ae255051c7b45506791318e252b42358043c41c3f3c13848d11e91b8",
     "stderr": null,
     "stderr_hash": null,
diff --git a/tests/reference/asr-array_01_decl-f955627.stdout b/tests/reference/asr-array_01_decl-39cf894.stdout
similarity index 100%
rename from tests/reference/asr-array_01_decl-f955627.stdout
rename to tests/reference/asr-array_01_decl-39cf894.stdout
diff --git a/tests/reference/asr-array_02_decl-8860c8a.json b/tests/reference/asr-array_02_decl-e8f6874.json
similarity index 66%
rename from tests/reference/asr-array_02_decl-8860c8a.json
rename to tests/reference/asr-array_02_decl-e8f6874.json
index 3fb0bab0f6..4d25138b3a 100644
--- a/tests/reference/asr-array_02_decl-8860c8a.json
+++ b/tests/reference/asr-array_02_decl-e8f6874.json
@@ -1,11 +1,11 @@
 {
-    "basename": "asr-array_02_decl-8860c8a",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-array_02_decl-e8f6874",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/../integration_tests/array_02_decl.py",
     "infile_hash": "8daa77dd2d5fe6c6f5f3ce867746c5e13290305ef7e1723ac9669285",
     "outfile": null,
     "outfile_hash": null,
-    "stdout": "asr-array_02_decl-8860c8a.stdout",
+    "stdout": "asr-array_02_decl-e8f6874.stdout",
     "stdout_hash": "c836b9c2ff4199c1e0f360b2587181ea9999ee1ff9bbf42750a7094e",
     "stderr": null,
     "stderr_hash": null,
diff --git a/tests/reference/asr-array_02_decl-8860c8a.stdout b/tests/reference/asr-array_02_decl-e8f6874.stdout
similarity index 100%
rename from tests/reference/asr-array_02_decl-8860c8a.stdout
rename to tests/reference/asr-array_02_decl-e8f6874.stdout
diff --git a/tests/reference/asr-assert1-a8db80c.json b/tests/reference/asr-assert1-1ce92ea.json
similarity index 66%
rename from tests/reference/asr-assert1-a8db80c.json
rename to tests/reference/asr-assert1-1ce92ea.json
index d5407e7069..4bed842706 100644
--- a/tests/reference/asr-assert1-a8db80c.json
+++ b/tests/reference/asr-assert1-1ce92ea.json
@@ -1,11 +1,11 @@
 {
-    "basename": "asr-assert1-a8db80c",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-assert1-1ce92ea",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/assert1.py",
     "infile_hash": "0ff84ea5ccd3d0815cbb66e1c3d3acd61dee7257c98aa1a27ceeef3b",
     "outfile": null,
     "outfile_hash": null,
-    "stdout": "asr-assert1-a8db80c.stdout",
+    "stdout": "asr-assert1-1ce92ea.stdout",
     "stdout_hash": "e35a9f3ceef4590de10016f5f591bbd2ccd4c6d84630135deb1dbbca",
     "stderr": null,
     "stderr_hash": null,
diff --git a/tests/reference/asr-assert1-a8db80c.stdout b/tests/reference/asr-assert1-1ce92ea.stdout
similarity index 100%
rename from tests/reference/asr-assert1-a8db80c.stdout
rename to tests/reference/asr-assert1-1ce92ea.stdout
diff --git a/tests/reference/asr-assign1-ec7ab8d.json b/tests/reference/asr-assign1-886f049.json
similarity index 66%
rename from tests/reference/asr-assign1-ec7ab8d.json
rename to tests/reference/asr-assign1-886f049.json
index 092a5c6b89..d9726b9a10 100644
--- a/tests/reference/asr-assign1-ec7ab8d.json
+++ b/tests/reference/asr-assign1-886f049.json
@@ -1,11 +1,11 @@
 {
-    "basename": "asr-assign1-ec7ab8d",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-assign1-886f049",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/assign1.py",
     "infile_hash": "3b82a73e457bd65e85828b72d56596ca927e7c661e333691f154912b",
     "outfile": null,
     "outfile_hash": null,
-    "stdout": "asr-assign1-ec7ab8d.stdout",
+    "stdout": "asr-assign1-886f049.stdout",
     "stdout_hash": "c285dd3b104db49f2646c0ee37957bec93b6989e429dbf5a30a13553",
     "stderr": null,
     "stderr_hash": null,
diff --git a/tests/reference/asr-assign1-ec7ab8d.stdout b/tests/reference/asr-assign1-886f049.stdout
similarity index 100%
rename from tests/reference/asr-assign1-ec7ab8d.stdout
rename to tests/reference/asr-assign1-886f049.stdout
diff --git a/tests/reference/asr-assign2-4778d3a.json b/tests/reference/asr-assign2-8d1a2ee.json
similarity index 66%
rename from tests/reference/asr-assign2-4778d3a.json
rename to tests/reference/asr-assign2-8d1a2ee.json
index 3007b29256..d793fd300e 100644
--- a/tests/reference/asr-assign2-4778d3a.json
+++ b/tests/reference/asr-assign2-8d1a2ee.json
@@ -1,11 +1,11 @@
 {
-    "basename": "asr-assign2-4778d3a",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-assign2-8d1a2ee",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
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similarity index 100%
rename from tests/reference/asr-assign2-4778d3a.stdout
rename to tests/reference/asr-assign2-8d1a2ee.stdout
diff --git a/tests/reference/asr-bindc_01-edd8cc4.json b/tests/reference/asr-bindc_01-6d521a9.json
similarity index 67%
rename from tests/reference/asr-bindc_01-edd8cc4.json
rename to tests/reference/asr-bindc_01-6d521a9.json
index c69c0e1b29..3a204189c1 100644
--- a/tests/reference/asr-bindc_01-edd8cc4.json
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@@ -1,11 +1,11 @@
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similarity index 100%
rename from tests/reference/asr-bindc_01-edd8cc4.stdout
rename to tests/reference/asr-bindc_01-6d521a9.stdout
diff --git a/tests/reference/asr-bindc_01-f8048b2.json b/tests/reference/asr-bindc_01-f761165.json
similarity index 66%
rename from tests/reference/asr-bindc_01-f8048b2.json
rename to tests/reference/asr-bindc_01-f761165.json
index 80e52a15b2..24d385098d 100644
--- a/tests/reference/asr-bindc_01-f8048b2.json
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@@ -1,13 +1,13 @@
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-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
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diff --git a/tests/reference/asr-bindc_01-f8048b2.stderr b/tests/reference/asr-bindc_01-f761165.stderr
similarity index 100%
rename from tests/reference/asr-bindc_01-f8048b2.stderr
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diff --git a/tests/reference/asr-bindc_02-2406ab7.json b/tests/reference/asr-bindc_02-5092d8e.json
similarity index 66%
rename from tests/reference/asr-bindc_02-2406ab7.json
rename to tests/reference/asr-bindc_02-5092d8e.json
index af806f03d1..6b3c472b5c 100644
--- a/tests/reference/asr-bindc_02-2406ab7.json
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\ No newline at end of file
diff --git a/tests/reference/asr-bindc_02-2406ab7.stderr b/tests/reference/asr-bindc_02-5092d8e.stderr
similarity index 100%
rename from tests/reference/asr-bindc_02-2406ab7.stderr
rename to tests/reference/asr-bindc_02-5092d8e.stderr
diff --git a/tests/reference/asr-bindc_02-8c7fec3.json b/tests/reference/asr-bindc_02-bc1a7ea.json
similarity index 67%
rename from tests/reference/asr-bindc_02-8c7fec3.json
rename to tests/reference/asr-bindc_02-bc1a7ea.json
index 01ec727b49..2f06275b89 100644
--- a/tests/reference/asr-bindc_02-8c7fec3.json
+++ b/tests/reference/asr-bindc_02-bc1a7ea.json
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-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-bindc_02-bc1a7ea",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
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diff --git a/tests/reference/asr-bindc_02-8c7fec3.stdout b/tests/reference/asr-bindc_02-bc1a7ea.stdout
similarity index 100%
rename from tests/reference/asr-bindc_02-8c7fec3.stdout
rename to tests/reference/asr-bindc_02-bc1a7ea.stdout
diff --git a/tests/reference/asr-bindc_03-67595e1.json b/tests/reference/asr-bindc_03-95dbba7.json
similarity index 66%
rename from tests/reference/asr-bindc_03-67595e1.json
rename to tests/reference/asr-bindc_03-95dbba7.json
index cf95b05a9c..ed546c040f 100644
--- a/tests/reference/asr-bindc_03-67595e1.json
+++ b/tests/reference/asr-bindc_03-95dbba7.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-bindc_03-67595e1",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-bindc_03-95dbba7",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
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\ No newline at end of file
diff --git a/tests/reference/asr-bindc_03-67595e1.stderr b/tests/reference/asr-bindc_03-95dbba7.stderr
similarity index 100%
rename from tests/reference/asr-bindc_03-67595e1.stderr
rename to tests/reference/asr-bindc_03-95dbba7.stderr
diff --git a/tests/reference/asr-c_interop1-c0a6335.json b/tests/reference/asr-c_interop1-cf2e9b4.json
similarity index 65%
rename from tests/reference/asr-c_interop1-c0a6335.json
rename to tests/reference/asr-c_interop1-cf2e9b4.json
index 3b8105db01..e0a4f5c1c7 100644
--- a/tests/reference/asr-c_interop1-c0a6335.json
+++ b/tests/reference/asr-c_interop1-cf2e9b4.json
@@ -1,11 +1,11 @@
 {
-    "basename": "asr-c_interop1-c0a6335",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-c_interop1-cf2e9b4",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/c_interop1.py",
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     "outfile_hash": null,
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diff --git a/tests/reference/asr-c_interop1-c0a6335.stdout b/tests/reference/asr-c_interop1-cf2e9b4.stdout
similarity index 100%
rename from tests/reference/asr-c_interop1-c0a6335.stdout
rename to tests/reference/asr-c_interop1-cf2e9b4.stdout
diff --git a/tests/reference/asr-callback_01-64f7a94.json b/tests/reference/asr-callback_01-df40fd5.json
similarity index 66%
rename from tests/reference/asr-callback_01-64f7a94.json
rename to tests/reference/asr-callback_01-df40fd5.json
index 1667db0c06..3c0bfb127a 100644
--- a/tests/reference/asr-callback_01-64f7a94.json
+++ b/tests/reference/asr-callback_01-df40fd5.json
@@ -1,11 +1,11 @@
 {
-    "basename": "asr-callback_01-64f7a94",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-callback_01-df40fd5",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
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+    "stdout": "asr-callback_01-df40fd5.stdout",
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diff --git a/tests/reference/asr-callback_01-64f7a94.stdout b/tests/reference/asr-callback_01-df40fd5.stdout
similarity index 100%
rename from tests/reference/asr-callback_01-64f7a94.stdout
rename to tests/reference/asr-callback_01-df40fd5.stdout
diff --git a/tests/reference/asr-cast-d93d15f.json b/tests/reference/asr-cast-435c233.json
similarity index 66%
rename from tests/reference/asr-cast-d93d15f.json
rename to tests/reference/asr-cast-435c233.json
index d0cfe5744f..26bf3490a9 100644
--- a/tests/reference/asr-cast-d93d15f.json
+++ b/tests/reference/asr-cast-435c233.json
@@ -1,11 +1,11 @@
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-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-cast-435c233",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
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diff --git a/tests/reference/asr-cast-d93d15f.stdout b/tests/reference/asr-cast-435c233.stdout
similarity index 100%
rename from tests/reference/asr-cast-d93d15f.stdout
rename to tests/reference/asr-cast-435c233.stdout
diff --git a/tests/reference/asr-complex1-7ce1c89.json b/tests/reference/asr-complex1-f26c460.json
similarity index 65%
rename from tests/reference/asr-complex1-7ce1c89.json
rename to tests/reference/asr-complex1-f26c460.json
index d4302219c6..f66f2c3fab 100644
--- a/tests/reference/asr-complex1-7ce1c89.json
+++ b/tests/reference/asr-complex1-f26c460.json
@@ -1,11 +1,11 @@
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-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-complex1-f26c460",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/complex1.py",
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diff --git a/tests/reference/asr-complex1-7ce1c89.stdout b/tests/reference/asr-complex1-f26c460.stdout
similarity index 100%
rename from tests/reference/asr-complex1-7ce1c89.stdout
rename to tests/reference/asr-complex1-f26c460.stdout
diff --git a/tests/reference/asr-const_01-6df049a.json b/tests/reference/asr-const_01-af8289b.json
similarity index 66%
rename from tests/reference/asr-const_01-6df049a.json
rename to tests/reference/asr-const_01-af8289b.json
index a8390c8cc8..c54ff59cdd 100644
--- a/tests/reference/asr-const_01-6df049a.json
+++ b/tests/reference/asr-const_01-af8289b.json
@@ -1,13 +1,13 @@
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-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-const_01-af8289b",
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\ No newline at end of file
diff --git a/tests/reference/asr-const_01-6df049a.stderr b/tests/reference/asr-const_01-af8289b.stderr
similarity index 100%
rename from tests/reference/asr-const_01-6df049a.stderr
rename to tests/reference/asr-const_01-af8289b.stderr
diff --git a/tests/reference/asr-const_02-8dbfab6.json b/tests/reference/asr-const_02-fce29b7.json
similarity index 66%
rename from tests/reference/asr-const_02-8dbfab6.json
rename to tests/reference/asr-const_02-fce29b7.json
index f66bf53857..af31951d5b 100644
--- a/tests/reference/asr-const_02-8dbfab6.json
+++ b/tests/reference/asr-const_02-fce29b7.json
@@ -1,13 +1,13 @@
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-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
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+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
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\ No newline at end of file
diff --git a/tests/reference/asr-const_02-8dbfab6.stderr b/tests/reference/asr-const_02-fce29b7.stderr
similarity index 100%
rename from tests/reference/asr-const_02-8dbfab6.stderr
rename to tests/reference/asr-const_02-fce29b7.stderr
diff --git a/tests/reference/asr-constants1-20d32ff.json b/tests/reference/asr-constants1-5828e8a.json
similarity index 65%
rename from tests/reference/asr-constants1-20d32ff.json
rename to tests/reference/asr-constants1-5828e8a.json
index 7f10dbaad6..2a31eb964a 100644
--- a/tests/reference/asr-constants1-20d32ff.json
+++ b/tests/reference/asr-constants1-5828e8a.json
@@ -1,11 +1,11 @@
 {
-    "basename": "asr-constants1-20d32ff",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-constants1-5828e8a",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/constants1.py",
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diff --git a/tests/reference/asr-constants1-20d32ff.stdout b/tests/reference/asr-constants1-5828e8a.stdout
similarity index 100%
rename from tests/reference/asr-constants1-20d32ff.stdout
rename to tests/reference/asr-constants1-5828e8a.stdout
diff --git a/tests/reference/asr-cptr_01-0dc5185.json b/tests/reference/asr-cptr_01-4e660f1.json
similarity index 66%
rename from tests/reference/asr-cptr_01-0dc5185.json
rename to tests/reference/asr-cptr_01-4e660f1.json
index 60216d9b51..c554aa6d5b 100644
--- a/tests/reference/asr-cptr_01-0dc5185.json
+++ b/tests/reference/asr-cptr_01-4e660f1.json
@@ -1,13 +1,13 @@
 {
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-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-cptr_01-4e660f1",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/cptr_01.py",
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-    "stderr": "asr-cptr_01-0dc5185.stderr",
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 }
\ No newline at end of file
diff --git a/tests/reference/asr-cptr_01-0dc5185.stderr b/tests/reference/asr-cptr_01-4e660f1.stderr
similarity index 100%
rename from tests/reference/asr-cptr_01-0dc5185.stderr
rename to tests/reference/asr-cptr_01-4e660f1.stderr
diff --git a/tests/reference/asr-dictionary1-789a50b.json b/tests/reference/asr-dictionary1-a105a36.json
similarity index 65%
rename from tests/reference/asr-dictionary1-789a50b.json
rename to tests/reference/asr-dictionary1-a105a36.json
index 91b090383b..2525a9a1f3 100644
--- a/tests/reference/asr-dictionary1-789a50b.json
+++ b/tests/reference/asr-dictionary1-a105a36.json
@@ -1,11 +1,11 @@
 {
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-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-dictionary1-a105a36",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/dictionary1.py",
     "infile_hash": "2d9f15b746aa8185afb3f2dc6415c20a7edccc8e711df1b323178d94",
     "outfile": null,
     "outfile_hash": null,
-    "stdout": "asr-dictionary1-789a50b.stdout",
+    "stdout": "asr-dictionary1-a105a36.stdout",
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     "stderr_hash": null,
diff --git a/tests/reference/asr-dictionary1-789a50b.stdout b/tests/reference/asr-dictionary1-a105a36.stdout
similarity index 100%
rename from tests/reference/asr-dictionary1-789a50b.stdout
rename to tests/reference/asr-dictionary1-a105a36.stdout
diff --git a/tests/reference/asr-doconcurrentloop_01-7b9a7d3.json b/tests/reference/asr-doconcurrentloop_01-3fdc189.json
similarity index 63%
rename from tests/reference/asr-doconcurrentloop_01-7b9a7d3.json
rename to tests/reference/asr-doconcurrentloop_01-3fdc189.json
index 2172b53c7b..fa2b686c5e 100644
--- a/tests/reference/asr-doconcurrentloop_01-7b9a7d3.json
+++ b/tests/reference/asr-doconcurrentloop_01-3fdc189.json
@@ -1,11 +1,11 @@
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-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-doconcurrentloop_01-3fdc189",
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diff --git a/tests/reference/asr-doconcurrentloop_01-7b9a7d3.stdout b/tests/reference/asr-doconcurrentloop_01-3fdc189.stdout
similarity index 100%
rename from tests/reference/asr-doconcurrentloop_01-7b9a7d3.stdout
rename to tests/reference/asr-doconcurrentloop_01-3fdc189.stdout
diff --git a/tests/reference/asr-elemental_01-b6a1371.json b/tests/reference/asr-elemental_01-b58df26.json
similarity index 66%
rename from tests/reference/asr-elemental_01-b6a1371.json
rename to tests/reference/asr-elemental_01-b58df26.json
index 0af7360066..4285f5abb7 100644
--- a/tests/reference/asr-elemental_01-b6a1371.json
+++ b/tests/reference/asr-elemental_01-b58df26.json
@@ -1,11 +1,11 @@
 {
-    "basename": "asr-elemental_01-b6a1371",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-elemental_01-b58df26",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
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+    "stdout": "asr-elemental_01-b58df26.stdout",
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diff --git a/tests/reference/asr-elemental_01-b6a1371.stdout b/tests/reference/asr-elemental_01-b58df26.stdout
similarity index 100%
rename from tests/reference/asr-elemental_01-b6a1371.stdout
rename to tests/reference/asr-elemental_01-b58df26.stdout
diff --git a/tests/reference/asr-enum_01-55993b7.json b/tests/reference/asr-enum_01-30e1b4a.json
similarity index 66%
rename from tests/reference/asr-enum_01-55993b7.json
rename to tests/reference/asr-enum_01-30e1b4a.json
index 2534177f3d..f21587576e 100644
--- a/tests/reference/asr-enum_01-55993b7.json
+++ b/tests/reference/asr-enum_01-30e1b4a.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-enum_01-55993b7",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-enum_01-30e1b4a",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
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     "outfile_hash": null,
     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-enum_01-55993b7.stderr",
+    "stderr": "asr-enum_01-30e1b4a.stderr",
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 }
\ No newline at end of file
diff --git a/tests/reference/asr-enum_01-55993b7.stderr b/tests/reference/asr-enum_01-30e1b4a.stderr
similarity index 100%
rename from tests/reference/asr-enum_01-55993b7.stderr
rename to tests/reference/asr-enum_01-30e1b4a.stderr
diff --git a/tests/reference/asr-enum_02-6bb05f8.json b/tests/reference/asr-enum_02-54656c5.json
similarity index 66%
rename from tests/reference/asr-enum_02-6bb05f8.json
rename to tests/reference/asr-enum_02-54656c5.json
index f644ee71d2..a989cef176 100644
--- a/tests/reference/asr-enum_02-6bb05f8.json
+++ b/tests/reference/asr-enum_02-54656c5.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-enum_02-6bb05f8",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-enum_02-54656c5",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/enum_02.py",
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     "outfile_hash": null,
     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-enum_02-6bb05f8.stderr",
+    "stderr": "asr-enum_02-54656c5.stderr",
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 }
\ No newline at end of file
diff --git a/tests/reference/asr-enum_02-6bb05f8.stderr b/tests/reference/asr-enum_02-54656c5.stderr
similarity index 100%
rename from tests/reference/asr-enum_02-6bb05f8.stderr
rename to tests/reference/asr-enum_02-54656c5.stderr
diff --git a/tests/reference/asr-expr1-dde511e.json b/tests/reference/asr-expr1-8df2d66.json
similarity index 66%
rename from tests/reference/asr-expr1-dde511e.json
rename to tests/reference/asr-expr1-8df2d66.json
index 6dc9cb8a72..d4a3b0867c 100644
--- a/tests/reference/asr-expr1-dde511e.json
+++ b/tests/reference/asr-expr1-8df2d66.json
@@ -1,11 +1,11 @@
 {
-    "basename": "asr-expr1-dde511e",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-expr1-8df2d66",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/expr1.py",
     "infile_hash": "a0c9e93e40f29b7d4541f8c513de490a892abf78a34700478d1827dd",
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     "outfile_hash": null,
-    "stdout": "asr-expr1-dde511e.stdout",
+    "stdout": "asr-expr1-8df2d66.stdout",
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diff --git a/tests/reference/asr-expr1-dde511e.stdout b/tests/reference/asr-expr1-8df2d66.stdout
similarity index 100%
rename from tests/reference/asr-expr1-dde511e.stdout
rename to tests/reference/asr-expr1-8df2d66.stdout
diff --git a/tests/reference/asr-expr10-31c163f.json b/tests/reference/asr-expr10-efcbb1b.json
similarity index 66%
rename from tests/reference/asr-expr10-31c163f.json
rename to tests/reference/asr-expr10-efcbb1b.json
index 74c96d77b7..6fec9f653b 100644
--- a/tests/reference/asr-expr10-31c163f.json
+++ b/tests/reference/asr-expr10-efcbb1b.json
@@ -1,11 +1,11 @@
 {
-    "basename": "asr-expr10-31c163f",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-expr10-efcbb1b",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/expr10.py",
     "infile_hash": "7eb1dd6ad27fcc091e18c4447fb7a56c659565bbdb57f567b68f4a58",
     "outfile": null,
     "outfile_hash": null,
-    "stdout": "asr-expr10-31c163f.stdout",
+    "stdout": "asr-expr10-efcbb1b.stdout",
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diff --git a/tests/reference/asr-expr10-31c163f.stdout b/tests/reference/asr-expr10-efcbb1b.stdout
similarity index 100%
rename from tests/reference/asr-expr10-31c163f.stdout
rename to tests/reference/asr-expr10-efcbb1b.stdout
diff --git a/tests/reference/asr-expr11-1134d3f.json b/tests/reference/asr-expr11-9b91d35.json
similarity index 66%
rename from tests/reference/asr-expr11-1134d3f.json
rename to tests/reference/asr-expr11-9b91d35.json
index 0b5c8f2a14..29bc661683 100644
--- a/tests/reference/asr-expr11-1134d3f.json
+++ b/tests/reference/asr-expr11-9b91d35.json
@@ -1,11 +1,11 @@
 {
-    "basename": "asr-expr11-1134d3f",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-expr11-9b91d35",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/expr11.py",
     "infile_hash": "940f2d32759315dfb8d54ea50819f2bfef9737e486615703609fd47a",
     "outfile": null,
     "outfile_hash": null,
-    "stdout": "asr-expr11-1134d3f.stdout",
+    "stdout": "asr-expr11-9b91d35.stdout",
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diff --git a/tests/reference/asr-expr11-1134d3f.stdout b/tests/reference/asr-expr11-9b91d35.stdout
similarity index 100%
rename from tests/reference/asr-expr11-1134d3f.stdout
rename to tests/reference/asr-expr11-9b91d35.stdout
diff --git a/tests/reference/asr-expr12-2a30333.json b/tests/reference/asr-expr12-5c5b71e.json
similarity index 66%
rename from tests/reference/asr-expr12-2a30333.json
rename to tests/reference/asr-expr12-5c5b71e.json
index bed7bf550e..f1ad859565 100644
--- a/tests/reference/asr-expr12-2a30333.json
+++ b/tests/reference/asr-expr12-5c5b71e.json
@@ -1,11 +1,11 @@
 {
-    "basename": "asr-expr12-2a30333",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-expr12-5c5b71e",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/expr12.py",
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     "outfile_hash": null,
-    "stdout": "asr-expr12-2a30333.stdout",
+    "stdout": "asr-expr12-5c5b71e.stdout",
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diff --git a/tests/reference/asr-expr12-2a30333.stdout b/tests/reference/asr-expr12-5c5b71e.stdout
similarity index 100%
rename from tests/reference/asr-expr12-2a30333.stdout
rename to tests/reference/asr-expr12-5c5b71e.stdout
diff --git a/tests/reference/asr-expr13-10040d8.json b/tests/reference/asr-expr13-81bdb5a.json
similarity index 66%
rename from tests/reference/asr-expr13-10040d8.json
rename to tests/reference/asr-expr13-81bdb5a.json
index f44697ef80..a5369d617f 100644
--- a/tests/reference/asr-expr13-10040d8.json
+++ b/tests/reference/asr-expr13-81bdb5a.json
@@ -1,11 +1,11 @@
 {
-    "basename": "asr-expr13-10040d8",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-expr13-81bdb5a",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/expr13.py",
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     "outfile": null,
     "outfile_hash": null,
-    "stdout": "asr-expr13-10040d8.stdout",
+    "stdout": "asr-expr13-81bdb5a.stdout",
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diff --git a/tests/reference/asr-expr13-10040d8.stdout b/tests/reference/asr-expr13-81bdb5a.stdout
similarity index 100%
rename from tests/reference/asr-expr13-10040d8.stdout
rename to tests/reference/asr-expr13-81bdb5a.stdout
diff --git a/tests/reference/asr-expr16-f828d62.json b/tests/reference/asr-expr16-a3dc453.json
similarity index 66%
rename from tests/reference/asr-expr16-f828d62.json
rename to tests/reference/asr-expr16-a3dc453.json
index 09b7c0e719..14ce11462e 100644
--- a/tests/reference/asr-expr16-f828d62.json
+++ b/tests/reference/asr-expr16-a3dc453.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-expr16-f828d62",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-expr16-a3dc453",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/expr16.py",
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     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-expr16-f828d62.stderr",
+    "stderr": "asr-expr16-a3dc453.stderr",
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     "returncode": 2
 }
\ No newline at end of file
diff --git a/tests/reference/asr-expr16-f828d62.stderr b/tests/reference/asr-expr16-a3dc453.stderr
similarity index 100%
rename from tests/reference/asr-expr16-f828d62.stderr
rename to tests/reference/asr-expr16-a3dc453.stderr
diff --git a/tests/reference/asr-expr2-5311701.json b/tests/reference/asr-expr2-2e78a12.json
similarity index 66%
rename from tests/reference/asr-expr2-5311701.json
rename to tests/reference/asr-expr2-2e78a12.json
index 1615499303..a573d0ebe0 100644
--- a/tests/reference/asr-expr2-5311701.json
+++ b/tests/reference/asr-expr2-2e78a12.json
@@ -1,11 +1,11 @@
 {
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-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-expr2-2e78a12",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/expr2.py",
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     "outfile_hash": null,
-    "stdout": "asr-expr2-5311701.stdout",
+    "stdout": "asr-expr2-2e78a12.stdout",
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diff --git a/tests/reference/asr-expr2-5311701.stdout b/tests/reference/asr-expr2-2e78a12.stdout
similarity index 100%
rename from tests/reference/asr-expr2-5311701.stdout
rename to tests/reference/asr-expr2-2e78a12.stdout
diff --git a/tests/reference/asr-expr4-cf512ef.json b/tests/reference/asr-expr4-cef6743.json
similarity index 66%
rename from tests/reference/asr-expr4-cf512ef.json
rename to tests/reference/asr-expr4-cef6743.json
index d03a283198..41de94c27e 100644
--- a/tests/reference/asr-expr4-cf512ef.json
+++ b/tests/reference/asr-expr4-cef6743.json
@@ -1,11 +1,11 @@
 {
-    "basename": "asr-expr4-cf512ef",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-expr4-cef6743",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/expr4.py",
     "infile_hash": "5cba7a5d589f54fc31463e48903d5b46604fb64e3e64ba215339047c",
     "outfile": null,
     "outfile_hash": null,
-    "stdout": "asr-expr4-cf512ef.stdout",
+    "stdout": "asr-expr4-cef6743.stdout",
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diff --git a/tests/reference/asr-expr4-cf512ef.stdout b/tests/reference/asr-expr4-cef6743.stdout
similarity index 100%
rename from tests/reference/asr-expr4-cf512ef.stdout
rename to tests/reference/asr-expr4-cef6743.stdout
diff --git a/tests/reference/asr-expr5-375548a.json b/tests/reference/asr-expr5-645ffcc.json
similarity index 66%
rename from tests/reference/asr-expr5-375548a.json
rename to tests/reference/asr-expr5-645ffcc.json
index 6358fed73e..7b06094c70 100644
--- a/tests/reference/asr-expr5-375548a.json
+++ b/tests/reference/asr-expr5-645ffcc.json
@@ -1,11 +1,11 @@
 {
-    "basename": "asr-expr5-375548a",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-expr5-645ffcc",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/expr5.py",
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     "outfile_hash": null,
-    "stdout": "asr-expr5-375548a.stdout",
+    "stdout": "asr-expr5-645ffcc.stdout",
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diff --git a/tests/reference/asr-expr5-375548a.stdout b/tests/reference/asr-expr5-645ffcc.stdout
similarity index 100%
rename from tests/reference/asr-expr5-375548a.stdout
rename to tests/reference/asr-expr5-645ffcc.stdout
diff --git a/tests/reference/asr-expr6-bfb3384.json b/tests/reference/asr-expr6-368e5ed.json
similarity index 66%
rename from tests/reference/asr-expr6-bfb3384.json
rename to tests/reference/asr-expr6-368e5ed.json
index 85d7a37c9b..4a8ec5c48b 100644
--- a/tests/reference/asr-expr6-bfb3384.json
+++ b/tests/reference/asr-expr6-368e5ed.json
@@ -1,11 +1,11 @@
 {
-    "basename": "asr-expr6-bfb3384",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-expr6-368e5ed",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/expr6.py",
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+    "stdout": "asr-expr6-368e5ed.stdout",
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diff --git a/tests/reference/asr-expr6-bfb3384.stdout b/tests/reference/asr-expr6-368e5ed.stdout
similarity index 100%
rename from tests/reference/asr-expr6-bfb3384.stdout
rename to tests/reference/asr-expr6-368e5ed.stdout
diff --git a/tests/reference/asr-expr7-2ef3822.json b/tests/reference/asr-expr7-480ba2f.json
similarity index 63%
rename from tests/reference/asr-expr7-2ef3822.json
rename to tests/reference/asr-expr7-480ba2f.json
index f4d3d4599a..521f92fe03 100644
--- a/tests/reference/asr-expr7-2ef3822.json
+++ b/tests/reference/asr-expr7-480ba2f.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-expr7-2ef3822",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-expr7-480ba2f",
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\ No newline at end of file
diff --git a/tests/reference/asr-expr7-2ef3822.stderr b/tests/reference/asr-expr7-480ba2f.stderr
similarity index 100%
rename from tests/reference/asr-expr7-2ef3822.stderr
rename to tests/reference/asr-expr7-480ba2f.stderr
diff --git a/tests/reference/asr-expr7-2ef3822.stdout b/tests/reference/asr-expr7-480ba2f.stdout
similarity index 100%
rename from tests/reference/asr-expr7-2ef3822.stdout
rename to tests/reference/asr-expr7-480ba2f.stdout
diff --git a/tests/reference/asr-expr8-2a4630a.json b/tests/reference/asr-expr8-6beda60.json
similarity index 66%
rename from tests/reference/asr-expr8-2a4630a.json
rename to tests/reference/asr-expr8-6beda60.json
index ccd3d6d55a..fe7c8037b5 100644
--- a/tests/reference/asr-expr8-2a4630a.json
+++ b/tests/reference/asr-expr8-6beda60.json
@@ -1,11 +1,11 @@
 {
-    "basename": "asr-expr8-2a4630a",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-expr8-6beda60",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
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diff --git a/tests/reference/asr-expr8-2a4630a.stdout b/tests/reference/asr-expr8-6beda60.stdout
similarity index 100%
rename from tests/reference/asr-expr8-2a4630a.stdout
rename to tests/reference/asr-expr8-6beda60.stdout
diff --git a/tests/reference/asr-expr9-c6fe691.json b/tests/reference/asr-expr9-814e4bc.json
similarity index 66%
rename from tests/reference/asr-expr9-c6fe691.json
rename to tests/reference/asr-expr9-814e4bc.json
index 776afb8250..69e37a05c0 100644
--- a/tests/reference/asr-expr9-c6fe691.json
+++ b/tests/reference/asr-expr9-814e4bc.json
@@ -1,11 +1,11 @@
 {
-    "basename": "asr-expr9-c6fe691",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-expr9-814e4bc",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
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diff --git a/tests/reference/asr-expr9-c6fe691.stdout b/tests/reference/asr-expr9-814e4bc.stdout
similarity index 100%
rename from tests/reference/asr-expr9-c6fe691.stdout
rename to tests/reference/asr-expr9-814e4bc.stdout
diff --git a/tests/reference/asr-expr_01-03055c0.json b/tests/reference/asr-expr_01-211000e.json
similarity index 66%
rename from tests/reference/asr-expr_01-03055c0.json
rename to tests/reference/asr-expr_01-211000e.json
index 705ecc604b..9a9bc805f7 100644
--- a/tests/reference/asr-expr_01-03055c0.json
+++ b/tests/reference/asr-expr_01-211000e.json
@@ -1,11 +1,11 @@
 {
-    "basename": "asr-expr_01-03055c0",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-expr_01-211000e",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
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-    "stdout": "asr-expr_01-03055c0.stdout",
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     "stderr": null,
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diff --git a/tests/reference/asr-expr_01-03055c0.stdout b/tests/reference/asr-expr_01-211000e.stdout
similarity index 100%
rename from tests/reference/asr-expr_01-03055c0.stdout
rename to tests/reference/asr-expr_01-211000e.stdout
diff --git a/tests/reference/asr-expr_01-eafd41c.json b/tests/reference/asr-expr_01-a0d4829.json
similarity index 67%
rename from tests/reference/asr-expr_01-eafd41c.json
rename to tests/reference/asr-expr_01-a0d4829.json
index df31f2613d..931a2c4a0d 100644
--- a/tests/reference/asr-expr_01-eafd41c.json
+++ b/tests/reference/asr-expr_01-a0d4829.json
@@ -1,11 +1,11 @@
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-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-expr_01-a0d4829",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
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diff --git a/tests/reference/asr-expr_01-eafd41c.stdout b/tests/reference/asr-expr_01-a0d4829.stdout
similarity index 100%
rename from tests/reference/asr-expr_01-eafd41c.stdout
rename to tests/reference/asr-expr_01-a0d4829.stdout
diff --git a/tests/reference/asr-expr_05-45e5844.json b/tests/reference/asr-expr_05-3a37324.json
similarity index 67%
rename from tests/reference/asr-expr_05-45e5844.json
rename to tests/reference/asr-expr_05-3a37324.json
index 3fc4f399e5..64089ff4c9 100644
--- a/tests/reference/asr-expr_05-45e5844.json
+++ b/tests/reference/asr-expr_05-3a37324.json
@@ -1,11 +1,11 @@
 {
-    "basename": "asr-expr_05-45e5844",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-expr_05-3a37324",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
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diff --git a/tests/reference/asr-expr_05-45e5844.stdout b/tests/reference/asr-expr_05-3a37324.stdout
similarity index 100%
rename from tests/reference/asr-expr_05-45e5844.stdout
rename to tests/reference/asr-expr_05-3a37324.stdout
diff --git a/tests/reference/asr-expr_07-ccf2455.json b/tests/reference/asr-expr_07-7742668.json
similarity index 67%
rename from tests/reference/asr-expr_07-ccf2455.json
rename to tests/reference/asr-expr_07-7742668.json
index 9901d34d2e..17123ba522 100644
--- a/tests/reference/asr-expr_07-ccf2455.json
+++ b/tests/reference/asr-expr_07-7742668.json
@@ -1,11 +1,11 @@
 {
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-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-expr_07-7742668",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/../integration_tests/expr_07.py",
     "infile_hash": "5c3cc1f1662783acd989ceafcb0eb3259e0194dad005c5bd4e502710",
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     "stderr": null,
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diff --git a/tests/reference/asr-expr_07-ccf2455.stdout b/tests/reference/asr-expr_07-7742668.stdout
similarity index 100%
rename from tests/reference/asr-expr_07-ccf2455.stdout
rename to tests/reference/asr-expr_07-7742668.stdout
diff --git a/tests/reference/asr-expr_09-0e8c1e6.json b/tests/reference/asr-expr_09-f3e89c8.json
similarity index 67%
rename from tests/reference/asr-expr_09-0e8c1e6.json
rename to tests/reference/asr-expr_09-f3e89c8.json
index 9c2315e00a..07b72b2d04 100644
--- a/tests/reference/asr-expr_09-0e8c1e6.json
+++ b/tests/reference/asr-expr_09-f3e89c8.json
@@ -1,11 +1,11 @@
 {
-    "basename": "asr-expr_09-0e8c1e6",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-expr_09-f3e89c8",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/../integration_tests/expr_09.py",
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     "outfile_hash": null,
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+    "stdout": "asr-expr_09-f3e89c8.stdout",
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diff --git a/tests/reference/asr-expr_09-0e8c1e6.stdout b/tests/reference/asr-expr_09-f3e89c8.stdout
similarity index 100%
rename from tests/reference/asr-expr_09-0e8c1e6.stdout
rename to tests/reference/asr-expr_09-f3e89c8.stdout
diff --git a/tests/reference/asr-expr_10-e2e0267.json b/tests/reference/asr-expr_10-d39708c.json
similarity index 67%
rename from tests/reference/asr-expr_10-e2e0267.json
rename to tests/reference/asr-expr_10-d39708c.json
index 65765e54bc..87cc4b72d8 100644
--- a/tests/reference/asr-expr_10-e2e0267.json
+++ b/tests/reference/asr-expr_10-d39708c.json
@@ -1,11 +1,11 @@
 {
-    "basename": "asr-expr_10-e2e0267",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-expr_10-d39708c",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
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-    "stdout": "asr-expr_10-e2e0267.stdout",
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diff --git a/tests/reference/asr-expr_10-e2e0267.stdout b/tests/reference/asr-expr_10-d39708c.stdout
similarity index 100%
rename from tests/reference/asr-expr_10-e2e0267.stdout
rename to tests/reference/asr-expr_10-d39708c.stdout
diff --git a/tests/reference/asr-expr_12-7aa0c4c.json b/tests/reference/asr-expr_12-6769be0.json
similarity index 67%
rename from tests/reference/asr-expr_12-7aa0c4c.json
rename to tests/reference/asr-expr_12-6769be0.json
index 15013ecb46..edc0d9e315 100644
--- a/tests/reference/asr-expr_12-7aa0c4c.json
+++ b/tests/reference/asr-expr_12-6769be0.json
@@ -1,11 +1,11 @@
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-    "basename": "asr-expr_12-7aa0c4c",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-expr_12-6769be0",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
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+    "stdout": "asr-expr_12-6769be0.stdout",
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diff --git a/tests/reference/asr-expr_12-7aa0c4c.stdout b/tests/reference/asr-expr_12-6769be0.stdout
similarity index 100%
rename from tests/reference/asr-expr_12-7aa0c4c.stdout
rename to tests/reference/asr-expr_12-6769be0.stdout
diff --git a/tests/reference/asr-expr_14-6023c49.json b/tests/reference/asr-expr_14-f2bd343.json
similarity index 67%
rename from tests/reference/asr-expr_14-6023c49.json
rename to tests/reference/asr-expr_14-f2bd343.json
index 00f6449093..404963243e 100644
--- a/tests/reference/asr-expr_14-6023c49.json
+++ b/tests/reference/asr-expr_14-f2bd343.json
@@ -1,11 +1,11 @@
 {
-    "basename": "asr-expr_14-6023c49",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-expr_14-f2bd343",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
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-    "stdout": "asr-expr_14-6023c49.stdout",
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diff --git a/tests/reference/asr-expr_14-6023c49.stdout b/tests/reference/asr-expr_14-f2bd343.stdout
similarity index 100%
rename from tests/reference/asr-expr_14-6023c49.stdout
rename to tests/reference/asr-expr_14-f2bd343.stdout
diff --git a/tests/reference/asr-func_01-95c4d66.json b/tests/reference/asr-func_01-d87aa4a.json
similarity index 66%
rename from tests/reference/asr-func_01-95c4d66.json
rename to tests/reference/asr-func_01-d87aa4a.json
index 056384adfc..2ac3164ce4 100644
--- a/tests/reference/asr-func_01-95c4d66.json
+++ b/tests/reference/asr-func_01-d87aa4a.json
@@ -1,13 +1,13 @@
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-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-func_01-d87aa4a",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
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-    "stderr": "asr-func_01-95c4d66.stderr",
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 }
\ No newline at end of file
diff --git a/tests/reference/asr-func_01-95c4d66.stderr b/tests/reference/asr-func_01-d87aa4a.stderr
similarity index 100%
rename from tests/reference/asr-func_01-95c4d66.stderr
rename to tests/reference/asr-func_01-d87aa4a.stderr
diff --git a/tests/reference/asr-func_inline_01-56dbc9a.json b/tests/reference/asr-func_inline_01-56af272.json
similarity index 66%
rename from tests/reference/asr-func_inline_01-56dbc9a.json
rename to tests/reference/asr-func_inline_01-56af272.json
index fb45844d84..c9dcf3cd20 100644
--- a/tests/reference/asr-func_inline_01-56dbc9a.json
+++ b/tests/reference/asr-func_inline_01-56af272.json
@@ -1,11 +1,11 @@
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-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-func_inline_01-56af272",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
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diff --git a/tests/reference/asr-func_inline_01-56dbc9a.stdout b/tests/reference/asr-func_inline_01-56af272.stdout
similarity index 100%
rename from tests/reference/asr-func_inline_01-56dbc9a.stdout
rename to tests/reference/asr-func_inline_01-56af272.stdout
diff --git a/tests/reference/asr-generics_01-4ff9de7.json b/tests/reference/asr-generics_01-d616074.json
similarity index 66%
rename from tests/reference/asr-generics_01-4ff9de7.json
rename to tests/reference/asr-generics_01-d616074.json
index 60c38613f7..5215319c31 100644
--- a/tests/reference/asr-generics_01-4ff9de7.json
+++ b/tests/reference/asr-generics_01-d616074.json
@@ -1,11 +1,11 @@
 {
-    "basename": "asr-generics_01-4ff9de7",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-generics_01-d616074",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/../integration_tests/generics_01.py",
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-    "stdout": "asr-generics_01-4ff9de7.stdout",
+    "stdout": "asr-generics_01-d616074.stdout",
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diff --git a/tests/reference/asr-generics_01-4ff9de7.stdout b/tests/reference/asr-generics_01-d616074.stdout
similarity index 100%
rename from tests/reference/asr-generics_01-4ff9de7.stdout
rename to tests/reference/asr-generics_01-d616074.stdout
diff --git a/tests/reference/asr-generics_02-79b33a1.json b/tests/reference/asr-generics_02-e2ea5c9.json
similarity index 66%
rename from tests/reference/asr-generics_02-79b33a1.json
rename to tests/reference/asr-generics_02-e2ea5c9.json
index 3b5c04b38f..4d1c303db4 100644
--- a/tests/reference/asr-generics_02-79b33a1.json
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@@ -1,11 +1,11 @@
 {
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-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-generics_02-e2ea5c9",
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diff --git a/tests/reference/asr-generics_02-79b33a1.stdout b/tests/reference/asr-generics_02-e2ea5c9.stdout
similarity index 100%
rename from tests/reference/asr-generics_02-79b33a1.stdout
rename to tests/reference/asr-generics_02-e2ea5c9.stdout
diff --git a/tests/reference/asr-generics_array_01-8e0b4d1.json b/tests/reference/asr-generics_array_01-682b1b2.json
similarity index 65%
rename from tests/reference/asr-generics_array_01-8e0b4d1.json
rename to tests/reference/asr-generics_array_01-682b1b2.json
index 987bbd170e..c01192fb6e 100644
--- a/tests/reference/asr-generics_array_01-8e0b4d1.json
+++ b/tests/reference/asr-generics_array_01-682b1b2.json
@@ -1,11 +1,11 @@
 {
-    "basename": "asr-generics_array_01-8e0b4d1",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-generics_array_01-682b1b2",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
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diff --git a/tests/reference/asr-generics_array_01-8e0b4d1.stdout b/tests/reference/asr-generics_array_01-682b1b2.stdout
similarity index 100%
rename from tests/reference/asr-generics_array_01-8e0b4d1.stdout
rename to tests/reference/asr-generics_array_01-682b1b2.stdout
diff --git a/tests/reference/asr-generics_array_02-e149533.json b/tests/reference/asr-generics_array_02-22c8dc1.json
similarity index 65%
rename from tests/reference/asr-generics_array_02-e149533.json
rename to tests/reference/asr-generics_array_02-22c8dc1.json
index ca2910653d..0ec8ce8e51 100644
--- a/tests/reference/asr-generics_array_02-e149533.json
+++ b/tests/reference/asr-generics_array_02-22c8dc1.json
@@ -1,11 +1,11 @@
 {
-    "basename": "asr-generics_array_02-e149533",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-generics_array_02-22c8dc1",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
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diff --git a/tests/reference/asr-generics_array_02-e149533.stdout b/tests/reference/asr-generics_array_02-22c8dc1.stdout
similarity index 100%
rename from tests/reference/asr-generics_array_02-e149533.stdout
rename to tests/reference/asr-generics_array_02-22c8dc1.stdout
diff --git a/tests/reference/asr-generics_array_03-a1b8457.json b/tests/reference/asr-generics_array_03-fb3706c.json
similarity index 65%
rename from tests/reference/asr-generics_array_03-a1b8457.json
rename to tests/reference/asr-generics_array_03-fb3706c.json
index beba6973fd..5e0fb46879 100644
--- a/tests/reference/asr-generics_array_03-a1b8457.json
+++ b/tests/reference/asr-generics_array_03-fb3706c.json
@@ -1,11 +1,11 @@
 {
-    "basename": "asr-generics_array_03-a1b8457",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-generics_array_03-fb3706c",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/../integration_tests/generics_array_03.py",
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diff --git a/tests/reference/asr-generics_array_03-a1b8457.stdout b/tests/reference/asr-generics_array_03-fb3706c.stdout
similarity index 100%
rename from tests/reference/asr-generics_array_03-a1b8457.stdout
rename to tests/reference/asr-generics_array_03-fb3706c.stdout
diff --git a/tests/reference/asr-generics_error_01-0f48f9c.json b/tests/reference/asr-generics_error_01-1e05cd6.json
similarity index 64%
rename from tests/reference/asr-generics_error_01-0f48f9c.json
rename to tests/reference/asr-generics_error_01-1e05cd6.json
index 9a5e324dd4..80dcd03351 100644
--- a/tests/reference/asr-generics_error_01-0f48f9c.json
+++ b/tests/reference/asr-generics_error_01-1e05cd6.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-generics_error_01-0f48f9c",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-generics_error_01-1e05cd6",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/generics_error_01.py",
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-    "stderr": "asr-generics_error_01-0f48f9c.stderr",
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\ No newline at end of file
diff --git a/tests/reference/asr-generics_error_01-0f48f9c.stderr b/tests/reference/asr-generics_error_01-1e05cd6.stderr
similarity index 100%
rename from tests/reference/asr-generics_error_01-0f48f9c.stderr
rename to tests/reference/asr-generics_error_01-1e05cd6.stderr
diff --git a/tests/reference/asr-generics_error_02-ff6918a.json b/tests/reference/asr-generics_error_02-d614928.json
similarity index 64%
rename from tests/reference/asr-generics_error_02-ff6918a.json
rename to tests/reference/asr-generics_error_02-d614928.json
index efecf38b72..950f37b435 100644
--- a/tests/reference/asr-generics_error_02-ff6918a.json
+++ b/tests/reference/asr-generics_error_02-d614928.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-generics_error_02-ff6918a",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-generics_error_02-d614928",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
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-    "stderr": "asr-generics_error_02-ff6918a.stderr",
+    "stderr": "asr-generics_error_02-d614928.stderr",
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 }
\ No newline at end of file
diff --git a/tests/reference/asr-generics_error_02-ff6918a.stderr b/tests/reference/asr-generics_error_02-d614928.stderr
similarity index 100%
rename from tests/reference/asr-generics_error_02-ff6918a.stderr
rename to tests/reference/asr-generics_error_02-d614928.stderr
diff --git a/tests/reference/asr-generics_error_03-8818c90.json b/tests/reference/asr-generics_error_03-208d10d.json
similarity index 64%
rename from tests/reference/asr-generics_error_03-8818c90.json
rename to tests/reference/asr-generics_error_03-208d10d.json
index aaad2a6181..a5e6b0f007 100644
--- a/tests/reference/asr-generics_error_03-8818c90.json
+++ b/tests/reference/asr-generics_error_03-208d10d.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-generics_error_03-8818c90",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-generics_error_03-208d10d",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/generics_error_03.py",
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     "stdout_hash": null,
-    "stderr": "asr-generics_error_03-8818c90.stderr",
+    "stderr": "asr-generics_error_03-208d10d.stderr",
     "stderr_hash": "e4803340775b153d9eafeae36cff39a9469260a0e139f0fc41e9317d",
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 }
\ No newline at end of file
diff --git a/tests/reference/asr-generics_error_03-8818c90.stderr b/tests/reference/asr-generics_error_03-208d10d.stderr
similarity index 100%
rename from tests/reference/asr-generics_error_03-8818c90.stderr
rename to tests/reference/asr-generics_error_03-208d10d.stderr
diff --git a/tests/reference/asr-generics_list_01-4ec4007.json b/tests/reference/asr-generics_list_01-39c4044.json
similarity index 65%
rename from tests/reference/asr-generics_list_01-4ec4007.json
rename to tests/reference/asr-generics_list_01-39c4044.json
index 9d7615be94..8c158c3e65 100644
--- a/tests/reference/asr-generics_list_01-4ec4007.json
+++ b/tests/reference/asr-generics_list_01-39c4044.json
@@ -1,11 +1,11 @@
 {
-    "basename": "asr-generics_list_01-4ec4007",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-generics_list_01-39c4044",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/../integration_tests/generics_list_01.py",
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     "outfile_hash": null,
-    "stdout": "asr-generics_list_01-4ec4007.stdout",
+    "stdout": "asr-generics_list_01-39c4044.stdout",
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diff --git a/tests/reference/asr-generics_list_01-4ec4007.stdout b/tests/reference/asr-generics_list_01-39c4044.stdout
similarity index 100%
rename from tests/reference/asr-generics_list_01-4ec4007.stdout
rename to tests/reference/asr-generics_list_01-39c4044.stdout
diff --git a/tests/reference/asr-global_scope1-b335bb9.json b/tests/reference/asr-global_scope1-354e217.json
similarity index 64%
rename from tests/reference/asr-global_scope1-b335bb9.json
rename to tests/reference/asr-global_scope1-354e217.json
index 61f379d690..57bebe2771 100644
--- a/tests/reference/asr-global_scope1-b335bb9.json
+++ b/tests/reference/asr-global_scope1-354e217.json
@@ -1,11 +1,11 @@
 {
-    "basename": "asr-global_scope1-b335bb9",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-global_scope1-354e217",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/global_scope1.py",
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-    "stdout": "asr-global_scope1-b335bb9.stdout",
+    "stdout": "asr-global_scope1-354e217.stdout",
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diff --git a/tests/reference/asr-global_scope1-b335bb9.stdout b/tests/reference/asr-global_scope1-354e217.stdout
similarity index 100%
rename from tests/reference/asr-global_scope1-b335bb9.stdout
rename to tests/reference/asr-global_scope1-354e217.stdout
diff --git a/tests/reference/asr-global_syms_01-12ee218.json b/tests/reference/asr-global_syms_01-273906f.json
similarity index 66%
rename from tests/reference/asr-global_syms_01-12ee218.json
rename to tests/reference/asr-global_syms_01-273906f.json
index 74e888c1af..22bd573ffb 100644
--- a/tests/reference/asr-global_syms_01-12ee218.json
+++ b/tests/reference/asr-global_syms_01-273906f.json
@@ -1,11 +1,11 @@
 {
-    "basename": "asr-global_syms_01-12ee218",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-global_syms_01-273906f",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/../integration_tests/global_syms_01.py",
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-    "stdout": "asr-global_syms_01-12ee218.stdout",
+    "stdout": "asr-global_syms_01-273906f.stdout",
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diff --git a/tests/reference/asr-global_syms_01-12ee218.stdout b/tests/reference/asr-global_syms_01-273906f.stdout
similarity index 100%
rename from tests/reference/asr-global_syms_01-12ee218.stdout
rename to tests/reference/asr-global_syms_01-273906f.stdout
diff --git a/tests/reference/asr-kwargs_01_error-ada0f8b.json b/tests/reference/asr-kwargs_01_error-ab9530d.json
similarity index 64%
rename from tests/reference/asr-kwargs_01_error-ada0f8b.json
rename to tests/reference/asr-kwargs_01_error-ab9530d.json
index b14ae7ee43..6f05aa772d 100644
--- a/tests/reference/asr-kwargs_01_error-ada0f8b.json
+++ b/tests/reference/asr-kwargs_01_error-ab9530d.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-kwargs_01_error-ada0f8b",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-kwargs_01_error-ab9530d",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/kwargs_01_error.py",
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     "stdout_hash": null,
-    "stderr": "asr-kwargs_01_error-ada0f8b.stderr",
+    "stderr": "asr-kwargs_01_error-ab9530d.stderr",
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 }
\ No newline at end of file
diff --git a/tests/reference/asr-kwargs_01_error-ada0f8b.stderr b/tests/reference/asr-kwargs_01_error-ab9530d.stderr
similarity index 100%
rename from tests/reference/asr-kwargs_01_error-ada0f8b.stderr
rename to tests/reference/asr-kwargs_01_error-ab9530d.stderr
diff --git a/tests/reference/asr-kwargs_02_error-5c8b0e6.json b/tests/reference/asr-kwargs_02_error-7c91f8f.json
similarity index 64%
rename from tests/reference/asr-kwargs_02_error-5c8b0e6.json
rename to tests/reference/asr-kwargs_02_error-7c91f8f.json
index 0fa08e91a8..228d941171 100644
--- a/tests/reference/asr-kwargs_02_error-5c8b0e6.json
+++ b/tests/reference/asr-kwargs_02_error-7c91f8f.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-kwargs_02_error-5c8b0e6",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-kwargs_02_error-7c91f8f",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/kwargs_02_error.py",
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     "stdout_hash": null,
-    "stderr": "asr-kwargs_02_error-5c8b0e6.stderr",
+    "stderr": "asr-kwargs_02_error-7c91f8f.stderr",
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 }
\ No newline at end of file
diff --git a/tests/reference/asr-kwargs_02_error-5c8b0e6.stderr b/tests/reference/asr-kwargs_02_error-7c91f8f.stderr
similarity index 100%
rename from tests/reference/asr-kwargs_02_error-5c8b0e6.stderr
rename to tests/reference/asr-kwargs_02_error-7c91f8f.stderr
diff --git a/tests/reference/asr-kwargs_03_error-0eb2867.json b/tests/reference/asr-kwargs_03_error-a68cc46.json
similarity index 64%
rename from tests/reference/asr-kwargs_03_error-0eb2867.json
rename to tests/reference/asr-kwargs_03_error-a68cc46.json
index 032c3b91b8..2b3ac444fa 100644
--- a/tests/reference/asr-kwargs_03_error-0eb2867.json
+++ b/tests/reference/asr-kwargs_03_error-a68cc46.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-kwargs_03_error-0eb2867",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-kwargs_03_error-a68cc46",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/kwargs_03_error.py",
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-    "stderr": "asr-kwargs_03_error-0eb2867.stderr",
+    "stderr": "asr-kwargs_03_error-a68cc46.stderr",
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 }
\ No newline at end of file
diff --git a/tests/reference/asr-kwargs_03_error-0eb2867.stderr b/tests/reference/asr-kwargs_03_error-a68cc46.stderr
similarity index 100%
rename from tests/reference/asr-kwargs_03_error-0eb2867.stderr
rename to tests/reference/asr-kwargs_03_error-a68cc46.stderr
diff --git a/tests/reference/asr-list1-f15817d.json b/tests/reference/asr-list1-770ba33.json
similarity index 66%
rename from tests/reference/asr-list1-f15817d.json
rename to tests/reference/asr-list1-770ba33.json
index 660e6cb234..8f2fb5ecdf 100644
--- a/tests/reference/asr-list1-f15817d.json
+++ b/tests/reference/asr-list1-770ba33.json
@@ -1,11 +1,11 @@
 {
-    "basename": "asr-list1-f15817d",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-list1-770ba33",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/list1.py",
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diff --git a/tests/reference/asr-list1-f15817d.stdout b/tests/reference/asr-list1-770ba33.stdout
similarity index 100%
rename from tests/reference/asr-list1-f15817d.stdout
rename to tests/reference/asr-list1-770ba33.stdout
diff --git a/tests/reference/asr-loop1-ce84aac.json b/tests/reference/asr-loop1-10d3109.json
similarity index 66%
rename from tests/reference/asr-loop1-ce84aac.json
rename to tests/reference/asr-loop1-10d3109.json
index 58dece9782..9e1352c034 100644
--- a/tests/reference/asr-loop1-ce84aac.json
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@@ -1,11 +1,11 @@
 {
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-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-loop1-10d3109",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
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diff --git a/tests/reference/asr-loop1-ce84aac.stdout b/tests/reference/asr-loop1-10d3109.stdout
similarity index 100%
rename from tests/reference/asr-loop1-ce84aac.stdout
rename to tests/reference/asr-loop1-10d3109.stdout
diff --git a/tests/reference/asr-loop2-5e07e8f.json b/tests/reference/asr-loop2-e874469.json
similarity index 66%
rename from tests/reference/asr-loop2-5e07e8f.json
rename to tests/reference/asr-loop2-e874469.json
index 2dbe409116..f985b98ecb 100644
--- a/tests/reference/asr-loop2-5e07e8f.json
+++ b/tests/reference/asr-loop2-e874469.json
@@ -1,11 +1,11 @@
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-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-loop2-e874469",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
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diff --git a/tests/reference/asr-loop2-5e07e8f.stdout b/tests/reference/asr-loop2-e874469.stdout
similarity index 100%
rename from tests/reference/asr-loop2-5e07e8f.stdout
rename to tests/reference/asr-loop2-e874469.stdout
diff --git a/tests/reference/asr-loop3-e2afee9.json b/tests/reference/asr-loop3-a579196.json
similarity index 66%
rename from tests/reference/asr-loop3-e2afee9.json
rename to tests/reference/asr-loop3-a579196.json
index 0c0312ee60..0a2891cc79 100644
--- a/tests/reference/asr-loop3-e2afee9.json
+++ b/tests/reference/asr-loop3-a579196.json
@@ -1,11 +1,11 @@
 {
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-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-loop3-a579196",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
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diff --git a/tests/reference/asr-loop3-e2afee9.stdout b/tests/reference/asr-loop3-a579196.stdout
similarity index 100%
rename from tests/reference/asr-loop3-e2afee9.stdout
rename to tests/reference/asr-loop3-a579196.stdout
diff --git a/tests/reference/asr-loop4-b39f53b.json b/tests/reference/asr-loop4-3d3216e.json
similarity index 66%
rename from tests/reference/asr-loop4-b39f53b.json
rename to tests/reference/asr-loop4-3d3216e.json
index 935124a29d..aaa647616c 100644
--- a/tests/reference/asr-loop4-b39f53b.json
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@@ -1,11 +1,11 @@
 {
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-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-loop4-3d3216e",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
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diff --git a/tests/reference/asr-loop4-b39f53b.stdout b/tests/reference/asr-loop4-3d3216e.stdout
similarity index 100%
rename from tests/reference/asr-loop4-b39f53b.stdout
rename to tests/reference/asr-loop4-3d3216e.stdout
diff --git a/tests/reference/asr-loop_01-b50c123.json b/tests/reference/asr-loop_01-e7aa06a.json
similarity index 66%
rename from tests/reference/asr-loop_01-b50c123.json
rename to tests/reference/asr-loop_01-e7aa06a.json
index b0dbaec9fb..943ce68e64 100644
--- a/tests/reference/asr-loop_01-b50c123.json
+++ b/tests/reference/asr-loop_01-e7aa06a.json
@@ -1,13 +1,13 @@
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-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-loop_01-e7aa06a",
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diff --git a/tests/reference/asr-loop_01-b50c123.stderr b/tests/reference/asr-loop_01-e7aa06a.stderr
similarity index 100%
rename from tests/reference/asr-loop_01-b50c123.stderr
rename to tests/reference/asr-loop_01-e7aa06a.stderr
diff --git a/tests/reference/asr-loop_02-3961316.json b/tests/reference/asr-loop_02-5741651.json
similarity index 66%
rename from tests/reference/asr-loop_02-3961316.json
rename to tests/reference/asr-loop_02-5741651.json
index 79cc40162d..236ad8ba7a 100644
--- a/tests/reference/asr-loop_02-3961316.json
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@@ -1,13 +1,13 @@
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-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-loop_02-5741651",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
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     "outfile_hash": null,
     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-loop_02-3961316.stderr",
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 }
\ No newline at end of file
diff --git a/tests/reference/asr-loop_02-3961316.stderr b/tests/reference/asr-loop_02-5741651.stderr
similarity index 100%
rename from tests/reference/asr-loop_02-3961316.stderr
rename to tests/reference/asr-loop_02-5741651.stderr
diff --git a/tests/reference/asr-loop_03-e7ccaee.json b/tests/reference/asr-loop_03-401ab45.json
similarity index 66%
rename from tests/reference/asr-loop_03-e7ccaee.json
rename to tests/reference/asr-loop_03-401ab45.json
index 0518da8ced..16313f16a7 100644
--- a/tests/reference/asr-loop_03-e7ccaee.json
+++ b/tests/reference/asr-loop_03-401ab45.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-loop_03-e7ccaee",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-loop_03-401ab45",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/loop_03.py",
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     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-loop_03-e7ccaee.stderr",
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 }
\ No newline at end of file
diff --git a/tests/reference/asr-loop_03-e7ccaee.stderr b/tests/reference/asr-loop_03-401ab45.stderr
similarity index 100%
rename from tests/reference/asr-loop_03-e7ccaee.stderr
rename to tests/reference/asr-loop_03-401ab45.stderr
diff --git a/tests/reference/asr-modules_02-5371fe0.json b/tests/reference/asr-modules_02-ec92e6f.json
similarity index 66%
rename from tests/reference/asr-modules_02-5371fe0.json
rename to tests/reference/asr-modules_02-ec92e6f.json
index 14ee87afeb..d20bc11ba0 100644
--- a/tests/reference/asr-modules_02-5371fe0.json
+++ b/tests/reference/asr-modules_02-ec92e6f.json
@@ -1,11 +1,11 @@
 {
-    "basename": "asr-modules_02-5371fe0",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-modules_02-ec92e6f",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/../integration_tests/modules_02.py",
     "infile_hash": "dcb00ac27cbbcdec61d81f1df9e852ba81a2197e7804ec89cab76e44",
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     "outfile_hash": null,
-    "stdout": "asr-modules_02-5371fe0.stdout",
+    "stdout": "asr-modules_02-ec92e6f.stdout",
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diff --git a/tests/reference/asr-modules_02-5371fe0.stdout b/tests/reference/asr-modules_02-ec92e6f.stdout
similarity index 100%
rename from tests/reference/asr-modules_02-5371fe0.stdout
rename to tests/reference/asr-modules_02-ec92e6f.stdout
diff --git a/tests/reference/asr-print_02-f237d46.json b/tests/reference/asr-print_02-afbe092.json
similarity index 67%
rename from tests/reference/asr-print_02-f237d46.json
rename to tests/reference/asr-print_02-afbe092.json
index 1c195ad965..33227d9ab3 100644
--- a/tests/reference/asr-print_02-f237d46.json
+++ b/tests/reference/asr-print_02-afbe092.json
@@ -1,11 +1,11 @@
 {
-    "basename": "asr-print_02-f237d46",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-print_02-afbe092",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
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+    "stdout": "asr-print_02-afbe092.stdout",
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diff --git a/tests/reference/asr-print_02-f237d46.stdout b/tests/reference/asr-print_02-afbe092.stdout
similarity index 100%
rename from tests/reference/asr-print_02-f237d46.stdout
rename to tests/reference/asr-print_02-afbe092.stdout
diff --git a/tests/reference/asr-set1-7de4081.json b/tests/reference/asr-set1-b7b913a.json
similarity index 66%
rename from tests/reference/asr-set1-7de4081.json
rename to tests/reference/asr-set1-b7b913a.json
index 72a84c8855..bd1a04862e 100644
--- a/tests/reference/asr-set1-7de4081.json
+++ b/tests/reference/asr-set1-b7b913a.json
@@ -1,11 +1,11 @@
 {
-    "basename": "asr-set1-7de4081",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-set1-b7b913a",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/set1.py",
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     "outfile_hash": null,
-    "stdout": "asr-set1-7de4081.stdout",
+    "stdout": "asr-set1-b7b913a.stdout",
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diff --git a/tests/reference/asr-set1-7de4081.stdout b/tests/reference/asr-set1-b7b913a.stdout
similarity index 100%
rename from tests/reference/asr-set1-7de4081.stdout
rename to tests/reference/asr-set1-b7b913a.stdout
diff --git a/tests/reference/asr-structs_01-3bbe189.json b/tests/reference/asr-structs_01-0893e35.json
similarity index 65%
rename from tests/reference/asr-structs_01-3bbe189.json
rename to tests/reference/asr-structs_01-0893e35.json
index cb5d74e8f4..b415cd4e5b 100644
--- a/tests/reference/asr-structs_01-3bbe189.json
+++ b/tests/reference/asr-structs_01-0893e35.json
@@ -1,13 +1,13 @@
 {
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-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-structs_01-0893e35",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
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diff --git a/tests/reference/asr-structs_01-3bbe189.stderr b/tests/reference/asr-structs_01-0893e35.stderr
similarity index 100%
rename from tests/reference/asr-structs_01-3bbe189.stderr
rename to tests/reference/asr-structs_01-0893e35.stderr
diff --git a/tests/reference/asr-structs_01-c473a5f.json b/tests/reference/asr-structs_01-be14d49.json
similarity index 66%
rename from tests/reference/asr-structs_01-c473a5f.json
rename to tests/reference/asr-structs_01-be14d49.json
index 8446687ed0..b15e93631e 100644
--- a/tests/reference/asr-structs_01-c473a5f.json
+++ b/tests/reference/asr-structs_01-be14d49.json
@@ -1,11 +1,11 @@
 {
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-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-structs_01-be14d49",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
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diff --git a/tests/reference/asr-structs_01-c473a5f.stdout b/tests/reference/asr-structs_01-be14d49.stdout
similarity index 100%
rename from tests/reference/asr-structs_01-c473a5f.stdout
rename to tests/reference/asr-structs_01-be14d49.stdout
diff --git a/tests/reference/asr-structs_02-a0958ac.json b/tests/reference/asr-structs_02-2ab459a.json
similarity index 66%
rename from tests/reference/asr-structs_02-a0958ac.json
rename to tests/reference/asr-structs_02-2ab459a.json
index ca91dade07..9fc29f74ff 100644
--- a/tests/reference/asr-structs_02-a0958ac.json
+++ b/tests/reference/asr-structs_02-2ab459a.json
@@ -1,11 +1,11 @@
 {
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-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-structs_02-2ab459a",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
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diff --git a/tests/reference/asr-structs_02-a0958ac.stdout b/tests/reference/asr-structs_02-2ab459a.stdout
similarity index 100%
rename from tests/reference/asr-structs_02-a0958ac.stdout
rename to tests/reference/asr-structs_02-2ab459a.stdout
diff --git a/tests/reference/asr-structs_03-14c22b7.json b/tests/reference/asr-structs_03-0cef911.json
similarity index 66%
rename from tests/reference/asr-structs_03-14c22b7.json
rename to tests/reference/asr-structs_03-0cef911.json
index e6eeaed2d9..baa405bf9d 100644
--- a/tests/reference/asr-structs_03-14c22b7.json
+++ b/tests/reference/asr-structs_03-0cef911.json
@@ -1,11 +1,11 @@
 {
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-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-structs_03-0cef911",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
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diff --git a/tests/reference/asr-structs_03-14c22b7.stdout b/tests/reference/asr-structs_03-0cef911.stdout
similarity index 100%
rename from tests/reference/asr-structs_03-14c22b7.stdout
rename to tests/reference/asr-structs_03-0cef911.stdout
diff --git a/tests/reference/asr-structs_04-7e4824e.json b/tests/reference/asr-structs_04-387747b.json
similarity index 66%
rename from tests/reference/asr-structs_04-7e4824e.json
rename to tests/reference/asr-structs_04-387747b.json
index fa903c1a6d..82ee8c0110 100644
--- a/tests/reference/asr-structs_04-7e4824e.json
+++ b/tests/reference/asr-structs_04-387747b.json
@@ -1,11 +1,11 @@
 {
-    "basename": "asr-structs_04-7e4824e",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-structs_04-387747b",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/../integration_tests/structs_04.py",
     "infile_hash": "b57d1dd265f7a7906398ff70e0d5713433a7c3354590d727b3e6306d",
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     "outfile_hash": null,
-    "stdout": "asr-structs_04-7e4824e.stdout",
+    "stdout": "asr-structs_04-387747b.stdout",
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diff --git a/tests/reference/asr-structs_04-7e4824e.stdout b/tests/reference/asr-structs_04-387747b.stdout
similarity index 100%
rename from tests/reference/asr-structs_04-7e4824e.stdout
rename to tests/reference/asr-structs_04-387747b.stdout
diff --git a/tests/reference/asr-structs_05-2ccee30.json b/tests/reference/asr-structs_05-fa98307.json
similarity index 66%
rename from tests/reference/asr-structs_05-2ccee30.json
rename to tests/reference/asr-structs_05-fa98307.json
index 6a10038fe2..d795618fd4 100644
--- a/tests/reference/asr-structs_05-2ccee30.json
+++ b/tests/reference/asr-structs_05-fa98307.json
@@ -1,11 +1,11 @@
 {
-    "basename": "asr-structs_05-2ccee30",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-structs_05-fa98307",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/../integration_tests/structs_05.py",
     "infile_hash": "5c9d6218394744f26160b09fb545064c82ef9172e10b474d6be5fca2",
     "outfile": null,
     "outfile_hash": null,
-    "stdout": "asr-structs_05-2ccee30.stdout",
+    "stdout": "asr-structs_05-fa98307.stdout",
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     "stderr": null,
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diff --git a/tests/reference/asr-structs_05-2ccee30.stdout b/tests/reference/asr-structs_05-fa98307.stdout
similarity index 100%
rename from tests/reference/asr-structs_05-2ccee30.stdout
rename to tests/reference/asr-structs_05-fa98307.stdout
diff --git a/tests/reference/asr-subscript1-22a7138.json b/tests/reference/asr-subscript1-1acfc19.json
similarity index 65%
rename from tests/reference/asr-subscript1-22a7138.json
rename to tests/reference/asr-subscript1-1acfc19.json
index cfd33a7c0a..5470449a6d 100644
--- a/tests/reference/asr-subscript1-22a7138.json
+++ b/tests/reference/asr-subscript1-1acfc19.json
@@ -1,11 +1,11 @@
 {
-    "basename": "asr-subscript1-22a7138",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-subscript1-1acfc19",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/subscript1.py",
     "infile_hash": "5d229893d3e13ea4463e8ed47eb3798be0b8c28f5ef6b6c773e87b80",
     "outfile": null,
     "outfile_hash": null,
-    "stdout": "asr-subscript1-22a7138.stdout",
+    "stdout": "asr-subscript1-1acfc19.stdout",
     "stdout_hash": "5f7608fce73798c40090c36aef0e679799a6a9fbe4275e2b77e4edbc",
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diff --git a/tests/reference/asr-subscript1-22a7138.stdout b/tests/reference/asr-subscript1-1acfc19.stdout
similarity index 100%
rename from tests/reference/asr-subscript1-22a7138.stdout
rename to tests/reference/asr-subscript1-1acfc19.stdout
diff --git a/tests/reference/asr-test_annassign_type_mismatch-5cf2620.json b/tests/reference/asr-test_annassign_type_mismatch-7dac7be.json
similarity index 62%
rename from tests/reference/asr-test_annassign_type_mismatch-5cf2620.json
rename to tests/reference/asr-test_annassign_type_mismatch-7dac7be.json
index 8d9aeaad27..76dc427cbb 100644
--- a/tests/reference/asr-test_annassign_type_mismatch-5cf2620.json
+++ b/tests/reference/asr-test_annassign_type_mismatch-7dac7be.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_annassign_type_mismatch-5cf2620",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_annassign_type_mismatch-7dac7be",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_annassign_type_mismatch.py",
     "infile_hash": "ada18a04b70771754e17e884cfa2ec7bd5651d88850ae034049ec7b9",
     "outfile": null,
     "outfile_hash": null,
     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-test_annassign_type_mismatch-5cf2620.stderr",
+    "stderr": "asr-test_annassign_type_mismatch-7dac7be.stderr",
     "stderr_hash": "a794ce35be79f7fcbb0889e04091555055f3c1c537bcf14840d33e60",
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 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_annassign_type_mismatch-5cf2620.stderr b/tests/reference/asr-test_annassign_type_mismatch-7dac7be.stderr
similarity index 100%
rename from tests/reference/asr-test_annassign_type_mismatch-5cf2620.stderr
rename to tests/reference/asr-test_annassign_type_mismatch-7dac7be.stderr
diff --git a/tests/reference/asr-test_annassign_type_mismatch2-c68cbf2.json b/tests/reference/asr-test_annassign_type_mismatch2-fc883f7.json
similarity index 62%
rename from tests/reference/asr-test_annassign_type_mismatch2-c68cbf2.json
rename to tests/reference/asr-test_annassign_type_mismatch2-fc883f7.json
index e572afd8c1..c12f4b6535 100644
--- a/tests/reference/asr-test_annassign_type_mismatch2-c68cbf2.json
+++ b/tests/reference/asr-test_annassign_type_mismatch2-fc883f7.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_annassign_type_mismatch2-c68cbf2",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_annassign_type_mismatch2-fc883f7",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_annassign_type_mismatch2.py",
     "infile_hash": "40a5b3f96c7d228110c29dbb56eb03390c8741550408295a2e82d7b0",
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     "outfile_hash": null,
     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-test_annassign_type_mismatch2-c68cbf2.stderr",
+    "stderr": "asr-test_annassign_type_mismatch2-fc883f7.stderr",
     "stderr_hash": "3c2bbba713689c37ed22127cdd7a37ab6b1bce03d01380803884849d",
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 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_annassign_type_mismatch2-c68cbf2.stderr b/tests/reference/asr-test_annassign_type_mismatch2-fc883f7.stderr
similarity index 100%
rename from tests/reference/asr-test_annassign_type_mismatch2-c68cbf2.stderr
rename to tests/reference/asr-test_annassign_type_mismatch2-fc883f7.stderr
diff --git a/tests/reference/asr-test_append_type_mismatch-523164d.json b/tests/reference/asr-test_append_type_mismatch-030e9c7.json
similarity index 63%
rename from tests/reference/asr-test_append_type_mismatch-523164d.json
rename to tests/reference/asr-test_append_type_mismatch-030e9c7.json
index a29c60124c..e2edd78183 100644
--- a/tests/reference/asr-test_append_type_mismatch-523164d.json
+++ b/tests/reference/asr-test_append_type_mismatch-030e9c7.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_append_type_mismatch-523164d",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_append_type_mismatch-030e9c7",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_append_type_mismatch.py",
     "infile_hash": "d545fce3cd501b0c1bbf3f4a705a68a6f66356e4e6f9806dd0c4c9da",
     "outfile": null,
     "outfile_hash": null,
     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-test_append_type_mismatch-523164d.stderr",
+    "stderr": "asr-test_append_type_mismatch-030e9c7.stderr",
     "stderr_hash": "6610c87a3c164e9cc8884eaf66397658c311199814689ebd4793c92a",
     "returncode": 2
 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_append_type_mismatch-523164d.stderr b/tests/reference/asr-test_append_type_mismatch-030e9c7.stderr
similarity index 100%
rename from tests/reference/asr-test_append_type_mismatch-523164d.stderr
rename to tests/reference/asr-test_append_type_mismatch-030e9c7.stderr
diff --git a/tests/reference/asr-test_assign1-705c153.json b/tests/reference/asr-test_assign1-a94d41e.json
similarity index 65%
rename from tests/reference/asr-test_assign1-705c153.json
rename to tests/reference/asr-test_assign1-a94d41e.json
index 11b5ec9174..35e6aa7403 100644
--- a/tests/reference/asr-test_assign1-705c153.json
+++ b/tests/reference/asr-test_assign1-a94d41e.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_assign1-705c153",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_assign1-a94d41e",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_assign1.py",
     "infile_hash": "597bccf2544fb5784bec1648830e4c4ae337bf6280768569125ee0b1",
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     "outfile_hash": null,
     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-test_assign1-705c153.stderr",
+    "stderr": "asr-test_assign1-a94d41e.stderr",
     "stderr_hash": "cb4455d360373e13730d3a9fd5e2c551bd0f6640d066ceafd8841f9b",
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 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_assign1-705c153.stderr b/tests/reference/asr-test_assign1-a94d41e.stderr
similarity index 100%
rename from tests/reference/asr-test_assign1-705c153.stderr
rename to tests/reference/asr-test_assign1-a94d41e.stderr
diff --git a/tests/reference/asr-test_assign2-3a6f5d9.json b/tests/reference/asr-test_assign2-fa29029.json
similarity index 65%
rename from tests/reference/asr-test_assign2-3a6f5d9.json
rename to tests/reference/asr-test_assign2-fa29029.json
index d380986473..4603aee52e 100644
--- a/tests/reference/asr-test_assign2-3a6f5d9.json
+++ b/tests/reference/asr-test_assign2-fa29029.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_assign2-3a6f5d9",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_assign2-fa29029",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_assign2.py",
     "infile_hash": "8bc6b05310146f174ce0e1810d03b78ca671a0fabf6699acda9043c8",
     "outfile": null,
     "outfile_hash": null,
     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-test_assign2-3a6f5d9.stderr",
+    "stderr": "asr-test_assign2-fa29029.stderr",
     "stderr_hash": "55f02e505bda066604eb94cec8bdc5081c7ec25e219f0ea46851100a",
     "returncode": 2
 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_assign2-3a6f5d9.stderr b/tests/reference/asr-test_assign2-fa29029.stderr
similarity index 100%
rename from tests/reference/asr-test_assign2-3a6f5d9.stderr
rename to tests/reference/asr-test_assign2-fa29029.stderr
diff --git a/tests/reference/asr-test_assign3-aa790e4.json b/tests/reference/asr-test_assign3-cc6fc9d.json
similarity index 65%
rename from tests/reference/asr-test_assign3-aa790e4.json
rename to tests/reference/asr-test_assign3-cc6fc9d.json
index 32839d93c7..5db5f77a33 100644
--- a/tests/reference/asr-test_assign3-aa790e4.json
+++ b/tests/reference/asr-test_assign3-cc6fc9d.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_assign3-aa790e4",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_assign3-cc6fc9d",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_assign3.py",
     "infile_hash": "4280362df6bea670ff1eddb1afc62ed80438c822bc204ff8759434fe",
     "outfile": null,
     "outfile_hash": null,
     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-test_assign3-aa790e4.stderr",
+    "stderr": "asr-test_assign3-cc6fc9d.stderr",
     "stderr_hash": "cff7850ce5507a70e7c730dd1ff23d16f8839dedac07d5b60a73a8b8",
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 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_assign3-aa790e4.stderr b/tests/reference/asr-test_assign3-cc6fc9d.stderr
similarity index 100%
rename from tests/reference/asr-test_assign3-aa790e4.stderr
rename to tests/reference/asr-test_assign3-cc6fc9d.stderr
diff --git a/tests/reference/asr-test_assign4-f9f0a92.json b/tests/reference/asr-test_assign4-a2136e0.json
similarity index 65%
rename from tests/reference/asr-test_assign4-f9f0a92.json
rename to tests/reference/asr-test_assign4-a2136e0.json
index 1bd7959568..e09dfa9249 100644
--- a/tests/reference/asr-test_assign4-f9f0a92.json
+++ b/tests/reference/asr-test_assign4-a2136e0.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_assign4-f9f0a92",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_assign4-a2136e0",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_assign4.py",
     "infile_hash": "9e1e5ce063f88194008db998896cebd0fabe6dcb4cbda27c17de27da",
     "outfile": null,
     "outfile_hash": null,
     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-test_assign4-f9f0a92.stderr",
+    "stderr": "asr-test_assign4-a2136e0.stderr",
     "stderr_hash": "a871819fb4bd2139f16a7407208ea210276e5b12c9f13ae442132483",
     "returncode": 2
 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_assign4-f9f0a92.stderr b/tests/reference/asr-test_assign4-a2136e0.stderr
similarity index 100%
rename from tests/reference/asr-test_assign4-f9f0a92.stderr
rename to tests/reference/asr-test_assign4-a2136e0.stderr
diff --git a/tests/reference/asr-test_assign5-b4a6609.json b/tests/reference/asr-test_assign5-694a98f.json
similarity index 65%
rename from tests/reference/asr-test_assign5-b4a6609.json
rename to tests/reference/asr-test_assign5-694a98f.json
index 827c528dc3..312c85ffed 100644
--- a/tests/reference/asr-test_assign5-b4a6609.json
+++ b/tests/reference/asr-test_assign5-694a98f.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_assign5-b4a6609",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_assign5-694a98f",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_assign5.py",
     "infile_hash": "41144111ae3dad56feed42b1b148334a8faef310fbbabde10f3af8df",
     "outfile": null,
     "outfile_hash": null,
     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-test_assign5-b4a6609.stderr",
+    "stderr": "asr-test_assign5-694a98f.stderr",
     "stderr_hash": "172b2f13e9b7670cbdd718452713fb15ed4bcd19f6193d328e459fbe",
     "returncode": 2
 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_assign5-b4a6609.stderr b/tests/reference/asr-test_assign5-694a98f.stderr
similarity index 100%
rename from tests/reference/asr-test_assign5-b4a6609.stderr
rename to tests/reference/asr-test_assign5-694a98f.stderr
diff --git a/tests/reference/asr-test_assign6-d95baf9.json b/tests/reference/asr-test_assign6-05cd64f.json
similarity index 65%
rename from tests/reference/asr-test_assign6-d95baf9.json
rename to tests/reference/asr-test_assign6-05cd64f.json
index 66e088505a..765658fda0 100644
--- a/tests/reference/asr-test_assign6-d95baf9.json
+++ b/tests/reference/asr-test_assign6-05cd64f.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_assign6-d95baf9",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_assign6-05cd64f",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_assign6.py",
     "infile_hash": "6837d07201b8680dbb63908d3ad27e4e9bfb1f1ff77b4bd6a77eddcf",
     "outfile": null,
     "outfile_hash": null,
     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-test_assign6-d95baf9.stderr",
+    "stderr": "asr-test_assign6-05cd64f.stderr",
     "stderr_hash": "294865737572b9ab043b8ebab73fe949fa2bb73e9790c6a04d87dc50",
     "returncode": 2
 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_assign6-d95baf9.stderr b/tests/reference/asr-test_assign6-05cd64f.stderr
similarity index 100%
rename from tests/reference/asr-test_assign6-d95baf9.stderr
rename to tests/reference/asr-test_assign6-05cd64f.stderr
diff --git a/tests/reference/asr-test_assign7-48a6bf7.json b/tests/reference/asr-test_assign7-beebac3.json
similarity index 65%
rename from tests/reference/asr-test_assign7-48a6bf7.json
rename to tests/reference/asr-test_assign7-beebac3.json
index c5c076cac1..7ddee4fb5a 100644
--- a/tests/reference/asr-test_assign7-48a6bf7.json
+++ b/tests/reference/asr-test_assign7-beebac3.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_assign7-48a6bf7",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_assign7-beebac3",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_assign7.py",
     "infile_hash": "e54f67638add63131760d5eadda7e3944b34addacffa27d6fb45e128",
     "outfile": null,
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     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-test_assign7-48a6bf7.stderr",
+    "stderr": "asr-test_assign7-beebac3.stderr",
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 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_assign7-48a6bf7.stderr b/tests/reference/asr-test_assign7-beebac3.stderr
similarity index 100%
rename from tests/reference/asr-test_assign7-48a6bf7.stderr
rename to tests/reference/asr-test_assign7-beebac3.stderr
diff --git a/tests/reference/asr-test_assign8-714719d.json b/tests/reference/asr-test_assign8-4b26e63.json
similarity index 65%
rename from tests/reference/asr-test_assign8-714719d.json
rename to tests/reference/asr-test_assign8-4b26e63.json
index 7cc9b4fdc3..fb449632d9 100644
--- a/tests/reference/asr-test_assign8-714719d.json
+++ b/tests/reference/asr-test_assign8-4b26e63.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_assign8-714719d",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_assign8-4b26e63",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_assign8.py",
     "infile_hash": "e7f5e3dd10847a04fc4634a70fb7908f4360a0b71c1f6718f7beeee9",
     "outfile": null,
     "outfile_hash": null,
     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-test_assign8-714719d.stderr",
+    "stderr": "asr-test_assign8-4b26e63.stderr",
     "stderr_hash": "c8ad8a6c89a23c0e2bd0cbaf7c9568625f093e526ff8ff26ae300e07",
     "returncode": 2
 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_assign8-714719d.stderr b/tests/reference/asr-test_assign8-4b26e63.stderr
similarity index 100%
rename from tests/reference/asr-test_assign8-714719d.stderr
rename to tests/reference/asr-test_assign8-4b26e63.stderr
diff --git a/tests/reference/asr-test_binop1-6562ae2.json b/tests/reference/asr-test_binop1-50b63f6.json
similarity index 65%
rename from tests/reference/asr-test_binop1-6562ae2.json
rename to tests/reference/asr-test_binop1-50b63f6.json
index 2b1cf1ef75..343aa48bf2 100644
--- a/tests/reference/asr-test_binop1-6562ae2.json
+++ b/tests/reference/asr-test_binop1-50b63f6.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_binop1-6562ae2",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_binop1-50b63f6",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_binop1.py",
     "infile_hash": "00f511a03b5e9def195bcd88a2412fbd88205628460356ca2523ea30",
     "outfile": null,
     "outfile_hash": null,
     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-test_binop1-6562ae2.stderr",
+    "stderr": "asr-test_binop1-50b63f6.stderr",
     "stderr_hash": "6883d11d4de52f03fa684252229715e39aa52c830d186f787159faaa",
     "returncode": 2
 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_binop1-6562ae2.stderr b/tests/reference/asr-test_binop1-50b63f6.stderr
similarity index 100%
rename from tests/reference/asr-test_binop1-6562ae2.stderr
rename to tests/reference/asr-test_binop1-50b63f6.stderr
diff --git a/tests/reference/asr-test_binop2-1fa2e86.json b/tests/reference/asr-test_binop2-e5749af.json
similarity index 65%
rename from tests/reference/asr-test_binop2-1fa2e86.json
rename to tests/reference/asr-test_binop2-e5749af.json
index 31fab446d8..8de84da8ec 100644
--- a/tests/reference/asr-test_binop2-1fa2e86.json
+++ b/tests/reference/asr-test_binop2-e5749af.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_binop2-1fa2e86",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_binop2-e5749af",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_binop2.py",
     "infile_hash": "f59bd668e0e7e0ac665c62d89eee87d8bcaa199e9f11825f38dad655",
     "outfile": null,
     "outfile_hash": null,
     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-test_binop2-1fa2e86.stderr",
+    "stderr": "asr-test_binop2-e5749af.stderr",
     "stderr_hash": "3214693e7c1f71d8343f547e7a3ab0167b4f9310540009475d2f1c79",
     "returncode": 2
 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_binop2-1fa2e86.stderr b/tests/reference/asr-test_binop2-e5749af.stderr
similarity index 100%
rename from tests/reference/asr-test_binop2-1fa2e86.stderr
rename to tests/reference/asr-test_binop2-e5749af.stderr
diff --git a/tests/reference/asr-test_binop3-018a4a8.json b/tests/reference/asr-test_binop3-a67201d.json
similarity index 65%
rename from tests/reference/asr-test_binop3-018a4a8.json
rename to tests/reference/asr-test_binop3-a67201d.json
index 9a42bc372d..dc238a62cb 100644
--- a/tests/reference/asr-test_binop3-018a4a8.json
+++ b/tests/reference/asr-test_binop3-a67201d.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_binop3-018a4a8",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_binop3-a67201d",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_binop3.py",
     "infile_hash": "eb43132639edd47d89802b8693880ed350800a88c7c5f94eb93a9b3b",
     "outfile": null,
     "outfile_hash": null,
     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-test_binop3-018a4a8.stderr",
+    "stderr": "asr-test_binop3-a67201d.stderr",
     "stderr_hash": "ff683b1bc0695903f2d2ea7bbd1963346fcb5f84bbfd10a4da0e27d7",
     "returncode": 2
 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_binop3-018a4a8.stderr b/tests/reference/asr-test_binop3-a67201d.stderr
similarity index 100%
rename from tests/reference/asr-test_binop3-018a4a8.stderr
rename to tests/reference/asr-test_binop3-a67201d.stderr
diff --git a/tests/reference/asr-test_bit_length-5111036.json b/tests/reference/asr-test_bit_length-da3a264.json
similarity index 64%
rename from tests/reference/asr-test_bit_length-5111036.json
rename to tests/reference/asr-test_bit_length-da3a264.json
index ef847676a5..56a237ac34 100644
--- a/tests/reference/asr-test_bit_length-5111036.json
+++ b/tests/reference/asr-test_bit_length-da3a264.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_bit_length-5111036",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_bit_length-da3a264",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_bit_length.py",
     "infile_hash": "877db12847eccaf31564c6a969e7703f16c9e03bc9c326e72c74f1e0",
     "outfile": null,
     "outfile_hash": null,
     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-test_bit_length-5111036.stderr",
+    "stderr": "asr-test_bit_length-da3a264.stderr",
     "stderr_hash": "0f371300055a9e3f6c01f73b1e276d9ae8007fd507eb0c75e1bda3ef",
     "returncode": 2
 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_bit_length-5111036.stderr b/tests/reference/asr-test_bit_length-da3a264.stderr
similarity index 100%
rename from tests/reference/asr-test_bit_length-5111036.stderr
rename to tests/reference/asr-test_bit_length-da3a264.stderr
diff --git a/tests/reference/asr-test_bitwise_on_complex-eb6a983.json b/tests/reference/asr-test_bitwise_on_complex-dd9568b.json
similarity index 63%
rename from tests/reference/asr-test_bitwise_on_complex-eb6a983.json
rename to tests/reference/asr-test_bitwise_on_complex-dd9568b.json
index ea26cacc16..7fa9b4be57 100644
--- a/tests/reference/asr-test_bitwise_on_complex-eb6a983.json
+++ b/tests/reference/asr-test_bitwise_on_complex-dd9568b.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_bitwise_on_complex-eb6a983",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_bitwise_on_complex-dd9568b",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_bitwise_on_complex.py",
     "infile_hash": "48f71d8eae47a14316e9e7aba182a4a03ff8cc05ae661b8e6d41dc85",
     "outfile": null,
     "outfile_hash": null,
     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-test_bitwise_on_complex-eb6a983.stderr",
+    "stderr": "asr-test_bitwise_on_complex-dd9568b.stderr",
     "stderr_hash": "58f7acb7f7187308d38c7c97fcd9e34b2022c42be1b6583b95b379af",
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 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_bitwise_on_complex-eb6a983.stderr b/tests/reference/asr-test_bitwise_on_complex-dd9568b.stderr
similarity index 100%
rename from tests/reference/asr-test_bitwise_on_complex-eb6a983.stderr
rename to tests/reference/asr-test_bitwise_on_complex-dd9568b.stderr
diff --git a/tests/reference/asr-test_bitwise_on_float-7cc2638.json b/tests/reference/asr-test_bitwise_on_float-2e09b30.json
similarity index 63%
rename from tests/reference/asr-test_bitwise_on_float-7cc2638.json
rename to tests/reference/asr-test_bitwise_on_float-2e09b30.json
index f1aa5071e6..df6b412bad 100644
--- a/tests/reference/asr-test_bitwise_on_float-7cc2638.json
+++ b/tests/reference/asr-test_bitwise_on_float-2e09b30.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_bitwise_on_float-7cc2638",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_bitwise_on_float-2e09b30",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_bitwise_on_float.py",
     "infile_hash": "50e0d4c18ad2fe0db0aedfaa5b3db792db545aeb8ef09a4cb7c4f193",
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     "outfile_hash": null,
     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-test_bitwise_on_float-7cc2638.stderr",
+    "stderr": "asr-test_bitwise_on_float-2e09b30.stderr",
     "stderr_hash": "1e77fcf2484ec7c10436c14ac2a498db59706d30d3c294b89b6b9090",
     "returncode": 2
 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_bitwise_on_float-7cc2638.stderr b/tests/reference/asr-test_bitwise_on_float-2e09b30.stderr
similarity index 100%
rename from tests/reference/asr-test_bitwise_on_float-7cc2638.stderr
rename to tests/reference/asr-test_bitwise_on_float-2e09b30.stderr
diff --git a/tests/reference/asr-test_bool_binop-3075d22.json b/tests/reference/asr-test_bool_binop-f856ef0.json
similarity index 65%
rename from tests/reference/asr-test_bool_binop-3075d22.json
rename to tests/reference/asr-test_bool_binop-f856ef0.json
index 15a39ad2a7..465e152a22 100644
--- a/tests/reference/asr-test_bool_binop-3075d22.json
+++ b/tests/reference/asr-test_bool_binop-f856ef0.json
@@ -1,11 +1,11 @@
 {
-    "basename": "asr-test_bool_binop-3075d22",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_bool_binop-f856ef0",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/../integration_tests/test_bool_binop.py",
     "infile_hash": "7c44fe2915b3871b3b85edf3ab129d87a75fa4b9acbb597ae801daf9",
     "outfile": null,
     "outfile_hash": null,
-    "stdout": "asr-test_bool_binop-3075d22.stdout",
+    "stdout": "asr-test_bool_binop-f856ef0.stdout",
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diff --git a/tests/reference/asr-test_bool_binop-3075d22.stdout b/tests/reference/asr-test_bool_binop-f856ef0.stdout
similarity index 100%
rename from tests/reference/asr-test_bool_binop-3075d22.stdout
rename to tests/reference/asr-test_bool_binop-f856ef0.stdout
diff --git a/tests/reference/asr-test_builtin-4f04bbc.json b/tests/reference/asr-test_builtin-aa64615.json
similarity index 66%
rename from tests/reference/asr-test_builtin-4f04bbc.json
rename to tests/reference/asr-test_builtin-aa64615.json
index b73e34229e..7805793495 100644
--- a/tests/reference/asr-test_builtin-4f04bbc.json
+++ b/tests/reference/asr-test_builtin-aa64615.json
@@ -1,11 +1,11 @@
 {
-    "basename": "asr-test_builtin-4f04bbc",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_builtin-aa64615",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/../integration_tests/test_builtin.py",
     "infile_hash": "f3376f18b9927914f7cb97578b40f14d570a48c64648c32a80daef6a",
     "outfile": null,
     "outfile_hash": null,
-    "stdout": "asr-test_builtin-4f04bbc.stdout",
+    "stdout": "asr-test_builtin-aa64615.stdout",
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     "stderr": null,
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diff --git a/tests/reference/asr-test_builtin-4f04bbc.stdout b/tests/reference/asr-test_builtin-aa64615.stdout
similarity index 100%
rename from tests/reference/asr-test_builtin-4f04bbc.stdout
rename to tests/reference/asr-test_builtin-aa64615.stdout
diff --git a/tests/reference/asr-test_builtin_abs-06a7e49.json b/tests/reference/asr-test_builtin_abs-c74d2c9.json
similarity index 65%
rename from tests/reference/asr-test_builtin_abs-06a7e49.json
rename to tests/reference/asr-test_builtin_abs-c74d2c9.json
index 9a7031e794..7e6ea68dcf 100644
--- a/tests/reference/asr-test_builtin_abs-06a7e49.json
+++ b/tests/reference/asr-test_builtin_abs-c74d2c9.json
@@ -1,11 +1,11 @@
 {
-    "basename": "asr-test_builtin_abs-06a7e49",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_builtin_abs-c74d2c9",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/../integration_tests/test_builtin_abs.py",
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     "outfile_hash": null,
-    "stdout": "asr-test_builtin_abs-06a7e49.stdout",
+    "stdout": "asr-test_builtin_abs-c74d2c9.stdout",
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diff --git a/tests/reference/asr-test_builtin_abs-06a7e49.stdout b/tests/reference/asr-test_builtin_abs-c74d2c9.stdout
similarity index 100%
rename from tests/reference/asr-test_builtin_abs-06a7e49.stdout
rename to tests/reference/asr-test_builtin_abs-c74d2c9.stdout
diff --git a/tests/reference/asr-test_builtin_bin-0ca34fe.json b/tests/reference/asr-test_builtin_bin-52ba9fa.json
similarity index 65%
rename from tests/reference/asr-test_builtin_bin-0ca34fe.json
rename to tests/reference/asr-test_builtin_bin-52ba9fa.json
index 3c6a5060e2..3e4454873e 100644
--- a/tests/reference/asr-test_builtin_bin-0ca34fe.json
+++ b/tests/reference/asr-test_builtin_bin-52ba9fa.json
@@ -1,11 +1,11 @@
 {
-    "basename": "asr-test_builtin_bin-0ca34fe",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_builtin_bin-52ba9fa",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/../integration_tests/test_builtin_bin.py",
     "infile_hash": "09e09eacf697c95f358b75f6491b766781bae9a5f856c2ad5848e824",
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     "outfile_hash": null,
-    "stdout": "asr-test_builtin_bin-0ca34fe.stdout",
+    "stdout": "asr-test_builtin_bin-52ba9fa.stdout",
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diff --git a/tests/reference/asr-test_builtin_bin-0ca34fe.stdout b/tests/reference/asr-test_builtin_bin-52ba9fa.stdout
similarity index 100%
rename from tests/reference/asr-test_builtin_bin-0ca34fe.stdout
rename to tests/reference/asr-test_builtin_bin-52ba9fa.stdout
diff --git a/tests/reference/asr-test_builtin_bool-fe3fe33.json b/tests/reference/asr-test_builtin_bool-330223a.json
similarity index 65%
rename from tests/reference/asr-test_builtin_bool-fe3fe33.json
rename to tests/reference/asr-test_builtin_bool-330223a.json
index 5e3f6e2b54..95d49b5748 100644
--- a/tests/reference/asr-test_builtin_bool-fe3fe33.json
+++ b/tests/reference/asr-test_builtin_bool-330223a.json
@@ -1,11 +1,11 @@
 {
-    "basename": "asr-test_builtin_bool-fe3fe33",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_builtin_bool-330223a",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/../integration_tests/test_builtin_bool.py",
     "infile_hash": "3a740faba0e36b55c179ab0fa08486dc3080332e79c8e38b8f25b4a4",
     "outfile": null,
     "outfile_hash": null,
-    "stdout": "asr-test_builtin_bool-fe3fe33.stdout",
+    "stdout": "asr-test_builtin_bool-330223a.stdout",
     "stdout_hash": "61e1e7ca20a28d6a98bc86312892444fff82df7357773e3eaafe5fa6",
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diff --git a/tests/reference/asr-test_builtin_bool-fe3fe33.stdout b/tests/reference/asr-test_builtin_bool-330223a.stdout
similarity index 100%
rename from tests/reference/asr-test_builtin_bool-fe3fe33.stdout
rename to tests/reference/asr-test_builtin_bool-330223a.stdout
diff --git a/tests/reference/asr-test_builtin_float-97f9316.json b/tests/reference/asr-test_builtin_float-20601dd.json
similarity index 65%
rename from tests/reference/asr-test_builtin_float-97f9316.json
rename to tests/reference/asr-test_builtin_float-20601dd.json
index 1d4641ed92..c7a2504029 100644
--- a/tests/reference/asr-test_builtin_float-97f9316.json
+++ b/tests/reference/asr-test_builtin_float-20601dd.json
@@ -1,11 +1,11 @@
 {
-    "basename": "asr-test_builtin_float-97f9316",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_builtin_float-20601dd",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/../integration_tests/test_builtin_float.py",
     "infile_hash": "de536c0af182f8e43780193627c24f1085522e86d37316e13d337196",
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     "outfile_hash": null,
-    "stdout": "asr-test_builtin_float-97f9316.stdout",
+    "stdout": "asr-test_builtin_float-20601dd.stdout",
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diff --git a/tests/reference/asr-test_builtin_float-97f9316.stdout b/tests/reference/asr-test_builtin_float-20601dd.stdout
similarity index 100%
rename from tests/reference/asr-test_builtin_float-97f9316.stdout
rename to tests/reference/asr-test_builtin_float-20601dd.stdout
diff --git a/tests/reference/asr-test_builtin_hex-d4abc3e.json b/tests/reference/asr-test_builtin_hex-64bd268.json
similarity index 65%
rename from tests/reference/asr-test_builtin_hex-d4abc3e.json
rename to tests/reference/asr-test_builtin_hex-64bd268.json
index 85f11f5fc8..8c82547525 100644
--- a/tests/reference/asr-test_builtin_hex-d4abc3e.json
+++ b/tests/reference/asr-test_builtin_hex-64bd268.json
@@ -1,11 +1,11 @@
 {
-    "basename": "asr-test_builtin_hex-d4abc3e",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_builtin_hex-64bd268",
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     "infile": "tests/../integration_tests/test_builtin_hex.py",
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diff --git a/tests/reference/asr-test_builtin_hex-d4abc3e.stdout b/tests/reference/asr-test_builtin_hex-64bd268.stdout
similarity index 100%
rename from tests/reference/asr-test_builtin_hex-d4abc3e.stdout
rename to tests/reference/asr-test_builtin_hex-64bd268.stdout
diff --git a/tests/reference/asr-test_builtin_int-990d1de.json b/tests/reference/asr-test_builtin_int-8f88fdc.json
similarity index 65%
rename from tests/reference/asr-test_builtin_int-990d1de.json
rename to tests/reference/asr-test_builtin_int-8f88fdc.json
index 1885715a00..e0b0773ab1 100644
--- a/tests/reference/asr-test_builtin_int-990d1de.json
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@@ -1,11 +1,11 @@
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similarity index 100%
rename from tests/reference/asr-test_builtin_int-990d1de.stdout
rename to tests/reference/asr-test_builtin_int-8f88fdc.stdout
diff --git a/tests/reference/asr-test_builtin_len-922cf65.json b/tests/reference/asr-test_builtin_len-55b0dec.json
similarity index 65%
rename from tests/reference/asr-test_builtin_len-922cf65.json
rename to tests/reference/asr-test_builtin_len-55b0dec.json
index bbd94546bd..b3ee23f113 100644
--- a/tests/reference/asr-test_builtin_len-922cf65.json
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@@ -1,11 +1,11 @@
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-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_builtin_len-55b0dec",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
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similarity index 100%
rename from tests/reference/asr-test_builtin_len-922cf65.stdout
rename to tests/reference/asr-test_builtin_len-55b0dec.stdout
diff --git a/tests/reference/asr-test_builtin_oct-490a98b.json b/tests/reference/asr-test_builtin_oct-20b9066.json
similarity index 65%
rename from tests/reference/asr-test_builtin_oct-490a98b.json
rename to tests/reference/asr-test_builtin_oct-20b9066.json
index dc9eb87356..8c4edc4727 100644
--- a/tests/reference/asr-test_builtin_oct-490a98b.json
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@@ -1,11 +1,11 @@
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-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_builtin_oct-20b9066",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/../integration_tests/test_builtin_oct.py",
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     "outfile_hash": null,
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diff --git a/tests/reference/asr-test_builtin_oct-490a98b.stdout b/tests/reference/asr-test_builtin_oct-20b9066.stdout
similarity index 100%
rename from tests/reference/asr-test_builtin_oct-490a98b.stdout
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diff --git a/tests/reference/asr-test_builtin_pow-cea529e.json b/tests/reference/asr-test_builtin_pow-f02fcda.json
similarity index 61%
rename from tests/reference/asr-test_builtin_pow-cea529e.json
rename to tests/reference/asr-test_builtin_pow-f02fcda.json
index 35434fc6c8..67b6f51f8a 100644
--- a/tests/reference/asr-test_builtin_pow-cea529e.json
+++ b/tests/reference/asr-test_builtin_pow-f02fcda.json
@@ -1,13 +1,13 @@
 {
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-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_builtin_pow-f02fcda",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/../integration_tests/test_builtin_pow.py",
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+    "stderr": "asr-test_builtin_pow-f02fcda.stderr",
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\ No newline at end of file
diff --git a/tests/reference/asr-test_builtin_pow-cea529e.stderr b/tests/reference/asr-test_builtin_pow-f02fcda.stderr
similarity index 100%
rename from tests/reference/asr-test_builtin_pow-cea529e.stderr
rename to tests/reference/asr-test_builtin_pow-f02fcda.stderr
diff --git a/tests/reference/asr-test_builtin_pow-cea529e.stdout b/tests/reference/asr-test_builtin_pow-f02fcda.stdout
similarity index 100%
rename from tests/reference/asr-test_builtin_pow-cea529e.stdout
rename to tests/reference/asr-test_builtin_pow-f02fcda.stdout
diff --git a/tests/reference/asr-test_builtin_round-cca5cba.json b/tests/reference/asr-test_builtin_round-7417a21.json
similarity index 65%
rename from tests/reference/asr-test_builtin_round-cca5cba.json
rename to tests/reference/asr-test_builtin_round-7417a21.json
index 9daf7aa07b..df89556f9c 100644
--- a/tests/reference/asr-test_builtin_round-cca5cba.json
+++ b/tests/reference/asr-test_builtin_round-7417a21.json
@@ -1,11 +1,11 @@
 {
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-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_builtin_round-7417a21",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
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similarity index 100%
rename from tests/reference/asr-test_builtin_round-cca5cba.stdout
rename to tests/reference/asr-test_builtin_round-7417a21.stdout
diff --git a/tests/reference/asr-test_builtin_str-fcdedc2.json b/tests/reference/asr-test_builtin_str-580e920.json
similarity index 65%
rename from tests/reference/asr-test_builtin_str-fcdedc2.json
rename to tests/reference/asr-test_builtin_str-580e920.json
index 0d929975ff..48f20ea587 100644
--- a/tests/reference/asr-test_builtin_str-fcdedc2.json
+++ b/tests/reference/asr-test_builtin_str-580e920.json
@@ -1,11 +1,11 @@
 {
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-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_builtin_str-580e920",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/../integration_tests/test_builtin_str.py",
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similarity index 100%
rename from tests/reference/asr-test_builtin_str-fcdedc2.stdout
rename to tests/reference/asr-test_builtin_str-580e920.stdout
diff --git a/tests/reference/asr-test_c_interop_01-8bee4ec.json b/tests/reference/asr-test_c_interop_01-e374f43.json
similarity index 65%
rename from tests/reference/asr-test_c_interop_01-8bee4ec.json
rename to tests/reference/asr-test_c_interop_01-e374f43.json
index 7579d8674f..d57572bbcb 100644
--- a/tests/reference/asr-test_c_interop_01-8bee4ec.json
+++ b/tests/reference/asr-test_c_interop_01-e374f43.json
@@ -1,11 +1,11 @@
 {
-    "basename": "asr-test_c_interop_01-8bee4ec",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_c_interop_01-e374f43",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/../integration_tests/test_c_interop_01.py",
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diff --git a/tests/reference/asr-test_c_interop_01-8bee4ec.stdout b/tests/reference/asr-test_c_interop_01-e374f43.stdout
similarity index 100%
rename from tests/reference/asr-test_c_interop_01-8bee4ec.stdout
rename to tests/reference/asr-test_c_interop_01-e374f43.stdout
diff --git a/tests/reference/asr-test_chr-ccb53f3.json b/tests/reference/asr-test_chr-91f4987.json
similarity index 66%
rename from tests/reference/asr-test_chr-ccb53f3.json
rename to tests/reference/asr-test_chr-91f4987.json
index fca2e6ec22..ca5829edf9 100644
--- a/tests/reference/asr-test_chr-ccb53f3.json
+++ b/tests/reference/asr-test_chr-91f4987.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_chr-ccb53f3",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_chr-91f4987",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
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-    "stderr": "asr-test_chr-ccb53f3.stderr",
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\ No newline at end of file
diff --git a/tests/reference/asr-test_chr-ccb53f3.stderr b/tests/reference/asr-test_chr-91f4987.stderr
similarity index 100%
rename from tests/reference/asr-test_chr-ccb53f3.stderr
rename to tests/reference/asr-test_chr-91f4987.stderr
diff --git a/tests/reference/asr-test_complex_01-c199562.json b/tests/reference/asr-test_complex_01-a6def58.json
similarity index 65%
rename from tests/reference/asr-test_complex_01-c199562.json
rename to tests/reference/asr-test_complex_01-a6def58.json
index 9a1d1360ee..58980f70ee 100644
--- a/tests/reference/asr-test_complex_01-c199562.json
+++ b/tests/reference/asr-test_complex_01-a6def58.json
@@ -1,11 +1,11 @@
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-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_complex_01-a6def58",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
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similarity index 100%
rename from tests/reference/asr-test_complex_01-c199562.stdout
rename to tests/reference/asr-test_complex_01-a6def58.stdout
diff --git a/tests/reference/asr-test_complex_02-6516823.json b/tests/reference/asr-test_complex_02-782ba2d.json
similarity index 65%
rename from tests/reference/asr-test_complex_02-6516823.json
rename to tests/reference/asr-test_complex_02-782ba2d.json
index 8d4bf52161..b8ed4bdb1b 100644
--- a/tests/reference/asr-test_complex_02-6516823.json
+++ b/tests/reference/asr-test_complex_02-782ba2d.json
@@ -1,11 +1,11 @@
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-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_complex_02-782ba2d",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
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diff --git a/tests/reference/asr-test_complex_02-6516823.stdout b/tests/reference/asr-test_complex_02-782ba2d.stdout
similarity index 100%
rename from tests/reference/asr-test_complex_02-6516823.stdout
rename to tests/reference/asr-test_complex_02-782ba2d.stdout
diff --git a/tests/reference/asr-test_dict1-921a975.json b/tests/reference/asr-test_dict1-a45a075.json
similarity index 65%
rename from tests/reference/asr-test_dict1-921a975.json
rename to tests/reference/asr-test_dict1-a45a075.json
index 726c206ae2..eeb9ffe3f7 100644
--- a/tests/reference/asr-test_dict1-921a975.json
+++ b/tests/reference/asr-test_dict1-a45a075.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_dict1-921a975",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_dict1-a45a075",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
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-    "stderr": "asr-test_dict1-921a975.stderr",
+    "stderr": "asr-test_dict1-a45a075.stderr",
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 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_dict1-921a975.stderr b/tests/reference/asr-test_dict1-a45a075.stderr
similarity index 100%
rename from tests/reference/asr-test_dict1-921a975.stderr
rename to tests/reference/asr-test_dict1-a45a075.stderr
diff --git a/tests/reference/asr-test_dict10-023b367.json b/tests/reference/asr-test_dict10-8c0beff.json
similarity index 65%
rename from tests/reference/asr-test_dict10-023b367.json
rename to tests/reference/asr-test_dict10-8c0beff.json
index b7c5dd59ea..0f7ae1272d 100644
--- a/tests/reference/asr-test_dict10-023b367.json
+++ b/tests/reference/asr-test_dict10-8c0beff.json
@@ -1,13 +1,13 @@
 {
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-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_dict10-8c0beff",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
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-    "stderr": "asr-test_dict10-023b367.stderr",
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\ No newline at end of file
diff --git a/tests/reference/asr-test_dict10-023b367.stderr b/tests/reference/asr-test_dict10-8c0beff.stderr
similarity index 100%
rename from tests/reference/asr-test_dict10-023b367.stderr
rename to tests/reference/asr-test_dict10-8c0beff.stderr
diff --git a/tests/reference/asr-test_dict11-9742ea4.json b/tests/reference/asr-test_dict11-2ab4e6c.json
similarity index 65%
rename from tests/reference/asr-test_dict11-9742ea4.json
rename to tests/reference/asr-test_dict11-2ab4e6c.json
index 9a4d6c5323..89ed565509 100644
--- a/tests/reference/asr-test_dict11-9742ea4.json
+++ b/tests/reference/asr-test_dict11-2ab4e6c.json
@@ -1,13 +1,13 @@
 {
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-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_dict11-2ab4e6c",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
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     "stdout_hash": null,
-    "stderr": "asr-test_dict11-9742ea4.stderr",
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     "stderr_hash": "4944c96752dfe5fcfc190831966428e9568e9d4b8b03a553524df84b",
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 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_dict11-9742ea4.stderr b/tests/reference/asr-test_dict11-2ab4e6c.stderr
similarity index 100%
rename from tests/reference/asr-test_dict11-9742ea4.stderr
rename to tests/reference/asr-test_dict11-2ab4e6c.stderr
diff --git a/tests/reference/asr-test_dict12-90fba58.json b/tests/reference/asr-test_dict12-7c74d08.json
similarity index 65%
rename from tests/reference/asr-test_dict12-90fba58.json
rename to tests/reference/asr-test_dict12-7c74d08.json
index 6bb2d35e97..9922026e7b 100644
--- a/tests/reference/asr-test_dict12-90fba58.json
+++ b/tests/reference/asr-test_dict12-7c74d08.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_dict12-90fba58",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_dict12-7c74d08",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_dict12.py",
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-    "stderr": "asr-test_dict12-90fba58.stderr",
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 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_dict12-90fba58.stderr b/tests/reference/asr-test_dict12-7c74d08.stderr
similarity index 100%
rename from tests/reference/asr-test_dict12-90fba58.stderr
rename to tests/reference/asr-test_dict12-7c74d08.stderr
diff --git a/tests/reference/asr-test_dict13-6c4f052.json b/tests/reference/asr-test_dict13-683b290.json
similarity index 65%
rename from tests/reference/asr-test_dict13-6c4f052.json
rename to tests/reference/asr-test_dict13-683b290.json
index 423fc9b02f..982bd80540 100644
--- a/tests/reference/asr-test_dict13-6c4f052.json
+++ b/tests/reference/asr-test_dict13-683b290.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_dict13-6c4f052",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_dict13-683b290",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_dict13.py",
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     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-test_dict13-6c4f052.stderr",
+    "stderr": "asr-test_dict13-683b290.stderr",
     "stderr_hash": "60bc3be332a1b638ade1cf40068ee4381ba4a79942a76c104c9cdebd",
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 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_dict13-6c4f052.stderr b/tests/reference/asr-test_dict13-683b290.stderr
similarity index 100%
rename from tests/reference/asr-test_dict13-6c4f052.stderr
rename to tests/reference/asr-test_dict13-683b290.stderr
diff --git a/tests/reference/asr-test_dict2-8ea5254.json b/tests/reference/asr-test_dict2-4587f02.json
similarity index 65%
rename from tests/reference/asr-test_dict2-8ea5254.json
rename to tests/reference/asr-test_dict2-4587f02.json
index d187431e4e..296c0bbe09 100644
--- a/tests/reference/asr-test_dict2-8ea5254.json
+++ b/tests/reference/asr-test_dict2-4587f02.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_dict2-8ea5254",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_dict2-4587f02",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_dict2.py",
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     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-test_dict2-8ea5254.stderr",
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     "stderr_hash": "00d00b6323fa903c677ea2bf60b453ed2ad4cc0f0aa1886154359dd8",
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 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_dict2-8ea5254.stderr b/tests/reference/asr-test_dict2-4587f02.stderr
similarity index 100%
rename from tests/reference/asr-test_dict2-8ea5254.stderr
rename to tests/reference/asr-test_dict2-4587f02.stderr
diff --git a/tests/reference/asr-test_dict3-0af4b18.json b/tests/reference/asr-test_dict3-d28f38f.json
similarity index 65%
rename from tests/reference/asr-test_dict3-0af4b18.json
rename to tests/reference/asr-test_dict3-d28f38f.json
index 7c0c623397..ea944408ea 100644
--- a/tests/reference/asr-test_dict3-0af4b18.json
+++ b/tests/reference/asr-test_dict3-d28f38f.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_dict3-0af4b18",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_dict3-d28f38f",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_dict3.py",
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     "stdout_hash": null,
-    "stderr": "asr-test_dict3-0af4b18.stderr",
+    "stderr": "asr-test_dict3-d28f38f.stderr",
     "stderr_hash": "e2cc26634c1ee7aeca96c006b3bd01205200e1a6187e01fde041c3b4",
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 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_dict3-0af4b18.stderr b/tests/reference/asr-test_dict3-d28f38f.stderr
similarity index 100%
rename from tests/reference/asr-test_dict3-0af4b18.stderr
rename to tests/reference/asr-test_dict3-d28f38f.stderr
diff --git a/tests/reference/asr-test_dict4-1958cb9.json b/tests/reference/asr-test_dict4-39489fa.json
similarity index 65%
rename from tests/reference/asr-test_dict4-1958cb9.json
rename to tests/reference/asr-test_dict4-39489fa.json
index b5da1c4bf0..dbe64e91c0 100644
--- a/tests/reference/asr-test_dict4-1958cb9.json
+++ b/tests/reference/asr-test_dict4-39489fa.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_dict4-1958cb9",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_dict4-39489fa",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_dict4.py",
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     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-test_dict4-1958cb9.stderr",
+    "stderr": "asr-test_dict4-39489fa.stderr",
     "stderr_hash": "fee0e93265feaf634ae62eded08ec63f6c37530369217731b552de61",
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 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_dict4-1958cb9.stderr b/tests/reference/asr-test_dict4-39489fa.stderr
similarity index 100%
rename from tests/reference/asr-test_dict4-1958cb9.stderr
rename to tests/reference/asr-test_dict4-39489fa.stderr
diff --git a/tests/reference/asr-test_dict5-d96e08d.json b/tests/reference/asr-test_dict5-c436d37.json
similarity index 65%
rename from tests/reference/asr-test_dict5-d96e08d.json
rename to tests/reference/asr-test_dict5-c436d37.json
index 26ba520a70..4c7034730c 100644
--- a/tests/reference/asr-test_dict5-d96e08d.json
+++ b/tests/reference/asr-test_dict5-c436d37.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_dict5-d96e08d",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_dict5-c436d37",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_dict5.py",
     "infile_hash": "4b1b45fc39df2a77ce477a006b9316550569af0309b0ac99562acf30",
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     "outfile_hash": null,
     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-test_dict5-d96e08d.stderr",
+    "stderr": "asr-test_dict5-c436d37.stderr",
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 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_dict5-d96e08d.stderr b/tests/reference/asr-test_dict5-c436d37.stderr
similarity index 100%
rename from tests/reference/asr-test_dict5-d96e08d.stderr
rename to tests/reference/asr-test_dict5-c436d37.stderr
diff --git a/tests/reference/asr-test_dict6-39d2ea1.json b/tests/reference/asr-test_dict6-95e3b14.json
similarity index 65%
rename from tests/reference/asr-test_dict6-39d2ea1.json
rename to tests/reference/asr-test_dict6-95e3b14.json
index 19eb85f88f..02c62b38c2 100644
--- a/tests/reference/asr-test_dict6-39d2ea1.json
+++ b/tests/reference/asr-test_dict6-95e3b14.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_dict6-39d2ea1",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_dict6-95e3b14",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_dict6.py",
     "infile_hash": "96cf7e14615e027428b3f60969ef27fd9dbb07171e9088dfbede5d06",
     "outfile": null,
     "outfile_hash": null,
     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-test_dict6-39d2ea1.stderr",
+    "stderr": "asr-test_dict6-95e3b14.stderr",
     "stderr_hash": "786fd07ddc3919823741b0db9a9ff0ba898b106d677657ea5f80fd2e",
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 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_dict6-39d2ea1.stderr b/tests/reference/asr-test_dict6-95e3b14.stderr
similarity index 100%
rename from tests/reference/asr-test_dict6-39d2ea1.stderr
rename to tests/reference/asr-test_dict6-95e3b14.stderr
diff --git a/tests/reference/asr-test_dict7-586e3f8.json b/tests/reference/asr-test_dict7-1415e14.json
similarity index 65%
rename from tests/reference/asr-test_dict7-586e3f8.json
rename to tests/reference/asr-test_dict7-1415e14.json
index 6e422405d5..64eb4e7eb3 100644
--- a/tests/reference/asr-test_dict7-586e3f8.json
+++ b/tests/reference/asr-test_dict7-1415e14.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_dict7-586e3f8",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_dict7-1415e14",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_dict7.py",
     "infile_hash": "37950c687da9eedd23b6803bade370f46cb40fb89270d032722caf33",
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     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-test_dict7-586e3f8.stderr",
+    "stderr": "asr-test_dict7-1415e14.stderr",
     "stderr_hash": "a51d1d4a46839e1f4258410e979ba83a14abe8c011482e30be2336cd",
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 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_dict7-586e3f8.stderr b/tests/reference/asr-test_dict7-1415e14.stderr
similarity index 100%
rename from tests/reference/asr-test_dict7-586e3f8.stderr
rename to tests/reference/asr-test_dict7-1415e14.stderr
diff --git a/tests/reference/asr-test_dict8-5acc52f.json b/tests/reference/asr-test_dict8-d960ce0.json
similarity index 65%
rename from tests/reference/asr-test_dict8-5acc52f.json
rename to tests/reference/asr-test_dict8-d960ce0.json
index 4a6f9bb65f..10fa72e28d 100644
--- a/tests/reference/asr-test_dict8-5acc52f.json
+++ b/tests/reference/asr-test_dict8-d960ce0.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_dict8-5acc52f",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_dict8-d960ce0",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_dict8.py",
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     "stdout_hash": null,
-    "stderr": "asr-test_dict8-5acc52f.stderr",
+    "stderr": "asr-test_dict8-d960ce0.stderr",
     "stderr_hash": "86744c3a768772a885a4cafef8973f69689fb2522aae6dfe486f7dcd",
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 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_dict8-5acc52f.stderr b/tests/reference/asr-test_dict8-d960ce0.stderr
similarity index 100%
rename from tests/reference/asr-test_dict8-5acc52f.stderr
rename to tests/reference/asr-test_dict8-d960ce0.stderr
diff --git a/tests/reference/asr-test_dict9-ab506c8.json b/tests/reference/asr-test_dict9-907bda7.json
similarity index 65%
rename from tests/reference/asr-test_dict9-ab506c8.json
rename to tests/reference/asr-test_dict9-907bda7.json
index 2f39f392cc..3883167972 100644
--- a/tests/reference/asr-test_dict9-ab506c8.json
+++ b/tests/reference/asr-test_dict9-907bda7.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_dict9-ab506c8",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_dict9-907bda7",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_dict9.py",
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     "stdout_hash": null,
-    "stderr": "asr-test_dict9-ab506c8.stderr",
+    "stderr": "asr-test_dict9-907bda7.stderr",
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 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_dict9-ab506c8.stderr b/tests/reference/asr-test_dict9-907bda7.stderr
similarity index 100%
rename from tests/reference/asr-test_dict9-ab506c8.stderr
rename to tests/reference/asr-test_dict9-907bda7.stderr
diff --git a/tests/reference/asr-test_end_sep_keywords-49ea13f.json b/tests/reference/asr-test_end_sep_keywords-2226a67.json
similarity index 63%
rename from tests/reference/asr-test_end_sep_keywords-49ea13f.json
rename to tests/reference/asr-test_end_sep_keywords-2226a67.json
index bfbc0a03de..f938c3e686 100644
--- a/tests/reference/asr-test_end_sep_keywords-49ea13f.json
+++ b/tests/reference/asr-test_end_sep_keywords-2226a67.json
@@ -1,11 +1,11 @@
 {
-    "basename": "asr-test_end_sep_keywords-49ea13f",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_end_sep_keywords-2226a67",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/test_end_sep_keywords.py",
     "infile_hash": "5ea30711228d4ebb64266988c1a706a3d64f196457b939ed3bf15ecf",
     "outfile": null,
     "outfile_hash": null,
-    "stdout": "asr-test_end_sep_keywords-49ea13f.stdout",
+    "stdout": "asr-test_end_sep_keywords-2226a67.stdout",
     "stdout_hash": "fdc9aacfe26de399fedb9c7de6d585f7068fe51c2ea5bce7f3d42827",
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diff --git a/tests/reference/asr-test_end_sep_keywords-49ea13f.stdout b/tests/reference/asr-test_end_sep_keywords-2226a67.stdout
similarity index 100%
rename from tests/reference/asr-test_end_sep_keywords-49ea13f.stdout
rename to tests/reference/asr-test_end_sep_keywords-2226a67.stdout
diff --git a/tests/reference/asr-test_for2-a5520fb.json b/tests/reference/asr-test_for2-e5d893f.json
similarity index 66%
rename from tests/reference/asr-test_for2-a5520fb.json
rename to tests/reference/asr-test_for2-e5d893f.json
index 2bbfdd20ad..0067f33cd4 100644
--- a/tests/reference/asr-test_for2-a5520fb.json
+++ b/tests/reference/asr-test_for2-e5d893f.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_for2-a5520fb",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_for2-e5d893f",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_for2.py",
     "infile_hash": "8a05d06e94c344432594db8536e6fed71767f109b03afea0a0b80d87",
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     "stdout_hash": null,
-    "stderr": "asr-test_for2-a5520fb.stderr",
+    "stderr": "asr-test_for2-e5d893f.stderr",
     "stderr_hash": "07152b2e843a1a3ea9ab8e5c7c620d4ecc9f29ef1408d48055028b95",
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 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_for2-a5520fb.stderr b/tests/reference/asr-test_for2-e5d893f.stderr
similarity index 100%
rename from tests/reference/asr-test_for2-a5520fb.stderr
rename to tests/reference/asr-test_for2-e5d893f.stderr
diff --git a/tests/reference/asr-test_func_args-c91fd7c.json b/tests/reference/asr-test_func_args-a898a72.json
similarity index 65%
rename from tests/reference/asr-test_func_args-c91fd7c.json
rename to tests/reference/asr-test_func_args-a898a72.json
index 152f6fd975..52ff1af35d 100644
--- a/tests/reference/asr-test_func_args-c91fd7c.json
+++ b/tests/reference/asr-test_func_args-a898a72.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_func_args-c91fd7c",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_func_args-a898a72",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_func_args.py",
     "infile_hash": "5fae2ad01849e5ba3fca0a85455a92199a779be76b908fed30fb6b7d",
     "outfile": null,
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     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-test_func_args-c91fd7c.stderr",
+    "stderr": "asr-test_func_args-a898a72.stderr",
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 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_func_args-c91fd7c.stderr b/tests/reference/asr-test_func_args-a898a72.stderr
similarity index 100%
rename from tests/reference/asr-test_func_args-c91fd7c.stderr
rename to tests/reference/asr-test_func_args-a898a72.stderr
diff --git a/tests/reference/asr-test_goto-5606c27.json b/tests/reference/asr-test_goto-ba9fd22.json
similarity index 66%
rename from tests/reference/asr-test_goto-5606c27.json
rename to tests/reference/asr-test_goto-ba9fd22.json
index ab8dcbb649..afa1b0f060 100644
--- a/tests/reference/asr-test_goto-5606c27.json
+++ b/tests/reference/asr-test_goto-ba9fd22.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_goto-5606c27",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_goto-ba9fd22",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_goto.py",
     "infile_hash": "02cc918eba32d981a943d61cc908d9ccbdcebaa71f61b16f49ef28ba",
     "outfile": null,
     "outfile_hash": null,
     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-test_goto-5606c27.stderr",
+    "stderr": "asr-test_goto-ba9fd22.stderr",
     "stderr_hash": "a1e26c1edcd8784938199af965004496663f071968ff7d58a33be725",
     "returncode": 2
 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_goto-5606c27.stderr b/tests/reference/asr-test_goto-ba9fd22.stderr
similarity index 100%
rename from tests/reference/asr-test_goto-5606c27.stderr
rename to tests/reference/asr-test_goto-ba9fd22.stderr
diff --git a/tests/reference/asr-test_import_01-0a03bad.json b/tests/reference/asr-test_import_01-b859c43.json
similarity index 65%
rename from tests/reference/asr-test_import_01-0a03bad.json
rename to tests/reference/asr-test_import_01-b859c43.json
index 9e568e3397..4c1f0a511b 100644
--- a/tests/reference/asr-test_import_01-0a03bad.json
+++ b/tests/reference/asr-test_import_01-b859c43.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_import_01-0a03bad",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_import_01-b859c43",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_import_01.py",
     "infile_hash": "291b8bf62b25eaad7edd1fb6e4bd22d21c1dda6e488fa68562a98e99",
     "outfile": null,
     "outfile_hash": null,
     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-test_import_01-0a03bad.stderr",
+    "stderr": "asr-test_import_01-b859c43.stderr",
     "stderr_hash": "ef59d49c8273cdd97e830cac94b3cc620fb24b07ce00c3394081c9c5",
     "returncode": 2
 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_import_01-0a03bad.stderr b/tests/reference/asr-test_import_01-b859c43.stderr
similarity index 100%
rename from tests/reference/asr-test_import_01-0a03bad.stderr
rename to tests/reference/asr-test_import_01-b859c43.stderr
diff --git a/tests/reference/asr-test_import_02-8c2554e.json b/tests/reference/asr-test_import_02-55b47fa.json
similarity index 65%
rename from tests/reference/asr-test_import_02-8c2554e.json
rename to tests/reference/asr-test_import_02-55b47fa.json
index 2cf2ba776f..04b0cf247e 100644
--- a/tests/reference/asr-test_import_02-8c2554e.json
+++ b/tests/reference/asr-test_import_02-55b47fa.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_import_02-8c2554e",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_import_02-55b47fa",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_import_02.py",
     "infile_hash": "a3326a7bd9f6acc935235e1c0ff9cf4c26eda5f4052af774a148856c",
     "outfile": null,
     "outfile_hash": null,
     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-test_import_02-8c2554e.stderr",
+    "stderr": "asr-test_import_02-55b47fa.stderr",
     "stderr_hash": "b30859152322cc22b1593d3af229c7b28fbc8bc03eb6542fec3a3c91",
     "returncode": 2
 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_import_02-8c2554e.stderr b/tests/reference/asr-test_import_02-55b47fa.stderr
similarity index 100%
rename from tests/reference/asr-test_import_02-8c2554e.stderr
rename to tests/reference/asr-test_import_02-55b47fa.stderr
diff --git a/tests/reference/asr-test_integer_bitnot-0d0eafa.json b/tests/reference/asr-test_integer_bitnot-08e2e96.json
similarity index 65%
rename from tests/reference/asr-test_integer_bitnot-0d0eafa.json
rename to tests/reference/asr-test_integer_bitnot-08e2e96.json
index 79cda34747..94c78ac3af 100644
--- a/tests/reference/asr-test_integer_bitnot-0d0eafa.json
+++ b/tests/reference/asr-test_integer_bitnot-08e2e96.json
@@ -1,11 +1,11 @@
 {
-    "basename": "asr-test_integer_bitnot-0d0eafa",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_integer_bitnot-08e2e96",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/../integration_tests/test_integer_bitnot.py",
     "infile_hash": "ce63509c56eb6c68ca6d64cc2a195644f3d2fc285f3ec8865551eff5",
     "outfile": null,
     "outfile_hash": null,
-    "stdout": "asr-test_integer_bitnot-0d0eafa.stdout",
+    "stdout": "asr-test_integer_bitnot-08e2e96.stdout",
     "stdout_hash": "389cf08cbdbb1386094c10f654c495a5da46fe23f6eb2a8295e07d96",
     "stderr": null,
     "stderr_hash": null,
diff --git a/tests/reference/asr-test_integer_bitnot-0d0eafa.stdout b/tests/reference/asr-test_integer_bitnot-08e2e96.stdout
similarity index 100%
rename from tests/reference/asr-test_integer_bitnot-0d0eafa.stdout
rename to tests/reference/asr-test_integer_bitnot-08e2e96.stdout
diff --git a/tests/reference/asr-test_len1-bbcb922.json b/tests/reference/asr-test_len1-839a615.json
similarity index 66%
rename from tests/reference/asr-test_len1-bbcb922.json
rename to tests/reference/asr-test_len1-839a615.json
index 89ef3c6c68..ee88e63b6e 100644
--- a/tests/reference/asr-test_len1-bbcb922.json
+++ b/tests/reference/asr-test_len1-839a615.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_len1-bbcb922",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_len1-839a615",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_len1.py",
     "infile_hash": "a233dd883c545df2d1f853fc95c6ed9a68122fcfbd822cf96804a1ca",
     "outfile": null,
     "outfile_hash": null,
     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-test_len1-bbcb922.stderr",
+    "stderr": "asr-test_len1-839a615.stderr",
     "stderr_hash": "50478fbc4d3bc86e9bf6cf012d810f31885d5e654423a0384557f919",
     "returncode": 2
 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_len1-bbcb922.stderr b/tests/reference/asr-test_len1-839a615.stderr
similarity index 100%
rename from tests/reference/asr-test_len1-bbcb922.stderr
rename to tests/reference/asr-test_len1-839a615.stderr
diff --git a/tests/reference/asr-test_list1-ec1c16a.json b/tests/reference/asr-test_list1-73fd538.json
similarity index 65%
rename from tests/reference/asr-test_list1-ec1c16a.json
rename to tests/reference/asr-test_list1-73fd538.json
index 9ff8329c2c..33b0c94fc7 100644
--- a/tests/reference/asr-test_list1-ec1c16a.json
+++ b/tests/reference/asr-test_list1-73fd538.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_list1-ec1c16a",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_list1-73fd538",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_list1.py",
     "infile_hash": "bab0faf6c848b07f8cbce0ed060c0f067f38963ce247d150559a75b4",
     "outfile": null,
     "outfile_hash": null,
     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-test_list1-ec1c16a.stderr",
+    "stderr": "asr-test_list1-73fd538.stderr",
     "stderr_hash": "8c791203aa1be4c1cb8911aaaf447a5e706cc00d17dfeba0b17c283b",
     "returncode": 2
 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_list1-ec1c16a.stderr b/tests/reference/asr-test_list1-73fd538.stderr
similarity index 100%
rename from tests/reference/asr-test_list1-ec1c16a.stderr
rename to tests/reference/asr-test_list1-73fd538.stderr
diff --git a/tests/reference/asr-test_list2-ce0a21f.json b/tests/reference/asr-test_list2-10ffdd7.json
similarity index 65%
rename from tests/reference/asr-test_list2-ce0a21f.json
rename to tests/reference/asr-test_list2-10ffdd7.json
index 55a3321b90..0510d548d4 100644
--- a/tests/reference/asr-test_list2-ce0a21f.json
+++ b/tests/reference/asr-test_list2-10ffdd7.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_list2-ce0a21f",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_list2-10ffdd7",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_list2.py",
     "infile_hash": "1922554710c3c0cc93710512c5634e4a06f14e5e28dc169b6eac3fe2",
     "outfile": null,
     "outfile_hash": null,
     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-test_list2-ce0a21f.stderr",
+    "stderr": "asr-test_list2-10ffdd7.stderr",
     "stderr_hash": "be192bc4655f28313c415c7180d676e0383f0acb7e4de75a6b3d1a37",
     "returncode": 2
 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_list2-ce0a21f.stderr b/tests/reference/asr-test_list2-10ffdd7.stderr
similarity index 100%
rename from tests/reference/asr-test_list2-ce0a21f.stderr
rename to tests/reference/asr-test_list2-10ffdd7.stderr
diff --git a/tests/reference/asr-test_list3-baadc44.json b/tests/reference/asr-test_list3-5f4d2a8.json
similarity index 65%
rename from tests/reference/asr-test_list3-baadc44.json
rename to tests/reference/asr-test_list3-5f4d2a8.json
index 4be5fbdf10..1975f8b077 100644
--- a/tests/reference/asr-test_list3-baadc44.json
+++ b/tests/reference/asr-test_list3-5f4d2a8.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_list3-baadc44",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_list3-5f4d2a8",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_list3.py",
     "infile_hash": "f512b77e66fe356108135243473cf9441bc532310547070a9aeef3e9",
     "outfile": null,
     "outfile_hash": null,
     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-test_list3-baadc44.stderr",
+    "stderr": "asr-test_list3-5f4d2a8.stderr",
     "stderr_hash": "b6924dd90c3e80d22ea270ba6aeaabe9a121e970c650632c44ad8f4e",
     "returncode": 2
 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_list3-baadc44.stderr b/tests/reference/asr-test_list3-5f4d2a8.stderr
similarity index 100%
rename from tests/reference/asr-test_list3-baadc44.stderr
rename to tests/reference/asr-test_list3-5f4d2a8.stderr
diff --git a/tests/reference/asr-test_list4-fe9dbdf.json b/tests/reference/asr-test_list4-d18a7e3.json
similarity index 65%
rename from tests/reference/asr-test_list4-fe9dbdf.json
rename to tests/reference/asr-test_list4-d18a7e3.json
index f7bb94e281..9f9e535744 100644
--- a/tests/reference/asr-test_list4-fe9dbdf.json
+++ b/tests/reference/asr-test_list4-d18a7e3.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_list4-fe9dbdf",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_list4-d18a7e3",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_list4.py",
     "infile_hash": "d93fc79d9b95b91ea6dd5190f2320d2c84f25ff9c108dff9d13086c1",
     "outfile": null,
     "outfile_hash": null,
     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-test_list4-fe9dbdf.stderr",
+    "stderr": "asr-test_list4-d18a7e3.stderr",
     "stderr_hash": "c882f660abef92d6b13a83683a9491d73b8a09e27476fcff3c6d7a07",
     "returncode": 2
 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_list4-fe9dbdf.stderr b/tests/reference/asr-test_list4-d18a7e3.stderr
similarity index 100%
rename from tests/reference/asr-test_list4-fe9dbdf.stderr
rename to tests/reference/asr-test_list4-d18a7e3.stderr
diff --git a/tests/reference/asr-test_list_concat-672d5b5.json b/tests/reference/asr-test_list_concat-41d186f.json
similarity index 64%
rename from tests/reference/asr-test_list_concat-672d5b5.json
rename to tests/reference/asr-test_list_concat-41d186f.json
index 2ff1a9ecde..ff64ae4aac 100644
--- a/tests/reference/asr-test_list_concat-672d5b5.json
+++ b/tests/reference/asr-test_list_concat-41d186f.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_list_concat-672d5b5",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_list_concat-41d186f",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_list_concat.py",
     "infile_hash": "2dbbc047f2ededbe3c1cdebe412647006e9e7a7043514ad12857b7ec",
     "outfile": null,
     "outfile_hash": null,
     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-test_list_concat-672d5b5.stderr",
+    "stderr": "asr-test_list_concat-41d186f.stderr",
     "stderr_hash": "b0a3cfa79525db1ed6aa4ed1f47b11e4852da5a59e043d32a7814ede",
     "returncode": 2
 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_list_concat-672d5b5.stderr b/tests/reference/asr-test_list_concat-41d186f.stderr
similarity index 100%
rename from tests/reference/asr-test_list_concat-672d5b5.stderr
rename to tests/reference/asr-test_list_concat-41d186f.stderr
diff --git a/tests/reference/asr-test_list_count-436eb28.json b/tests/reference/asr-test_list_count-4b42498.json
similarity index 64%
rename from tests/reference/asr-test_list_count-436eb28.json
rename to tests/reference/asr-test_list_count-4b42498.json
index 5a9d268179..f4864b55fb 100644
--- a/tests/reference/asr-test_list_count-436eb28.json
+++ b/tests/reference/asr-test_list_count-4b42498.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_list_count-436eb28",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_list_count-4b42498",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_list_count.py",
     "infile_hash": "01975bd7c4bba02fd811de536b218167da99b532fa955b7bf8339779",
     "outfile": null,
     "outfile_hash": null,
     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-test_list_count-436eb28.stderr",
+    "stderr": "asr-test_list_count-4b42498.stderr",
     "stderr_hash": "f26efcc623b68ca43ef871eb01c8e3cbd1ae464baaa491c6e4969696",
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 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_list_count-436eb28.stderr b/tests/reference/asr-test_list_count-4b42498.stderr
similarity index 100%
rename from tests/reference/asr-test_list_count-436eb28.stderr
rename to tests/reference/asr-test_list_count-4b42498.stderr
diff --git a/tests/reference/asr-test_max_min-e73decc.json b/tests/reference/asr-test_max_min-3c2fc51.json
similarity index 66%
rename from tests/reference/asr-test_max_min-e73decc.json
rename to tests/reference/asr-test_max_min-3c2fc51.json
index 54be00ee96..3a56aada97 100644
--- a/tests/reference/asr-test_max_min-e73decc.json
+++ b/tests/reference/asr-test_max_min-3c2fc51.json
@@ -1,11 +1,11 @@
 {
-    "basename": "asr-test_max_min-e73decc",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_max_min-3c2fc51",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/../integration_tests/test_max_min.py",
     "infile_hash": "1aba932852adf8cc5dbff4a6ff83aa5de030dba5a5721eeace90a5d4",
     "outfile": null,
     "outfile_hash": null,
-    "stdout": "asr-test_max_min-e73decc.stdout",
+    "stdout": "asr-test_max_min-3c2fc51.stdout",
     "stdout_hash": "b55821a5517a59e5fd3b731c499f49ad4173ed0f37e6292744898072",
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diff --git a/tests/reference/asr-test_max_min-e73decc.stdout b/tests/reference/asr-test_max_min-3c2fc51.stdout
similarity index 100%
rename from tests/reference/asr-test_max_min-e73decc.stdout
rename to tests/reference/asr-test_max_min-3c2fc51.stdout
diff --git a/tests/reference/asr-test_numpy_03-6dd742e.json b/tests/reference/asr-test_numpy_03-e600a49.json
similarity index 66%
rename from tests/reference/asr-test_numpy_03-6dd742e.json
rename to tests/reference/asr-test_numpy_03-e600a49.json
index e3b1c7a6bd..261e347552 100644
--- a/tests/reference/asr-test_numpy_03-6dd742e.json
+++ b/tests/reference/asr-test_numpy_03-e600a49.json
@@ -1,11 +1,11 @@
 {
-    "basename": "asr-test_numpy_03-6dd742e",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_numpy_03-e600a49",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/../integration_tests/test_numpy_03.py",
     "infile_hash": "c0ff0b1ddaee26393573088dbfd8babf9e0c95c3b2cfddbe36c2b633",
     "outfile": null,
     "outfile_hash": null,
-    "stdout": "asr-test_numpy_03-6dd742e.stdout",
+    "stdout": "asr-test_numpy_03-e600a49.stdout",
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diff --git a/tests/reference/asr-test_numpy_03-6dd742e.stdout b/tests/reference/asr-test_numpy_03-e600a49.stdout
similarity index 100%
rename from tests/reference/asr-test_numpy_03-6dd742e.stdout
rename to tests/reference/asr-test_numpy_03-e600a49.stdout
diff --git a/tests/reference/asr-test_numpy_04-3376b7a.json b/tests/reference/asr-test_numpy_04-ecbb614.json
similarity index 66%
rename from tests/reference/asr-test_numpy_04-3376b7a.json
rename to tests/reference/asr-test_numpy_04-ecbb614.json
index 6bac47353b..16ab7ca540 100644
--- a/tests/reference/asr-test_numpy_04-3376b7a.json
+++ b/tests/reference/asr-test_numpy_04-ecbb614.json
@@ -1,11 +1,11 @@
 {
-    "basename": "asr-test_numpy_04-3376b7a",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_numpy_04-ecbb614",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/../integration_tests/test_numpy_04.py",
     "infile_hash": "0fbd0a4280966dd9a917d3a005887954325fb1ea5468fd28dcae930f",
     "outfile": null,
     "outfile_hash": null,
-    "stdout": "asr-test_numpy_04-3376b7a.stdout",
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diff --git a/tests/reference/asr-test_numpy_04-3376b7a.stdout b/tests/reference/asr-test_numpy_04-ecbb614.stdout
similarity index 100%
rename from tests/reference/asr-test_numpy_04-3376b7a.stdout
rename to tests/reference/asr-test_numpy_04-ecbb614.stdout
diff --git a/tests/reference/asr-test_ord-b77f9d5.json b/tests/reference/asr-test_ord-316ce61.json
similarity index 66%
rename from tests/reference/asr-test_ord-b77f9d5.json
rename to tests/reference/asr-test_ord-316ce61.json
index 565156d345..362e582d03 100644
--- a/tests/reference/asr-test_ord-b77f9d5.json
+++ b/tests/reference/asr-test_ord-316ce61.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_ord-b77f9d5",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_ord-316ce61",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_ord.py",
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     "stdout_hash": null,
-    "stderr": "asr-test_ord-b77f9d5.stderr",
+    "stderr": "asr-test_ord-316ce61.stderr",
     "stderr_hash": "dda39c93777d64449510b35e893d516cd53ac299cd2b5f19b08464bd",
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 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_ord-b77f9d5.stderr b/tests/reference/asr-test_ord-316ce61.stderr
similarity index 100%
rename from tests/reference/asr-test_ord-b77f9d5.stderr
rename to tests/reference/asr-test_ord-316ce61.stderr
diff --git a/tests/reference/asr-test_pointer_types-215f516.json b/tests/reference/asr-test_pointer_types-1bf0d01.json
similarity index 64%
rename from tests/reference/asr-test_pointer_types-215f516.json
rename to tests/reference/asr-test_pointer_types-1bf0d01.json
index a58e085af3..ef0e6001f7 100644
--- a/tests/reference/asr-test_pointer_types-215f516.json
+++ b/tests/reference/asr-test_pointer_types-1bf0d01.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_pointer_types-215f516",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_pointer_types-1bf0d01",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_pointer_types.py",
     "infile_hash": "c5290af854c1f4a76252d27a2ae05f309ae55b9d6fc6ee533989cec7",
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     "outfile_hash": null,
     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-test_pointer_types-215f516.stderr",
+    "stderr": "asr-test_pointer_types-1bf0d01.stderr",
     "stderr_hash": "4f3b9512978dfb5d22367aa7b2e4fd20768de78530bf4d83a52fa881",
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 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_pointer_types-215f516.stderr b/tests/reference/asr-test_pointer_types-1bf0d01.stderr
similarity index 100%
rename from tests/reference/asr-test_pointer_types-215f516.stderr
rename to tests/reference/asr-test_pointer_types-1bf0d01.stderr
diff --git a/tests/reference/asr-test_pow-6f6a69d.json b/tests/reference/asr-test_pow-3f5d550.json
similarity index 62%
rename from tests/reference/asr-test_pow-6f6a69d.json
rename to tests/reference/asr-test_pow-3f5d550.json
index 1c701134e7..77458ba72a 100644
--- a/tests/reference/asr-test_pow-6f6a69d.json
+++ b/tests/reference/asr-test_pow-3f5d550.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_pow-6f6a69d",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_pow-3f5d550",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_pow.py",
     "infile_hash": "073bf734150500a8b5e46940a9b0440e7e0fe30d0e2789ca049cef17",
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     "outfile_hash": null,
-    "stdout": "asr-test_pow-6f6a69d.stdout",
+    "stdout": "asr-test_pow-3f5d550.stdout",
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-    "stderr": "asr-test_pow-6f6a69d.stderr",
+    "stderr": "asr-test_pow-3f5d550.stderr",
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 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_pow-6f6a69d.stderr b/tests/reference/asr-test_pow-3f5d550.stderr
similarity index 100%
rename from tests/reference/asr-test_pow-6f6a69d.stderr
rename to tests/reference/asr-test_pow-3f5d550.stderr
diff --git a/tests/reference/asr-test_pow-6f6a69d.stdout b/tests/reference/asr-test_pow-3f5d550.stdout
similarity index 100%
rename from tests/reference/asr-test_pow-6f6a69d.stdout
rename to tests/reference/asr-test_pow-3f5d550.stdout
diff --git a/tests/reference/asr-test_pow1-50a544f.json b/tests/reference/asr-test_pow1-581ef42.json
similarity index 66%
rename from tests/reference/asr-test_pow1-50a544f.json
rename to tests/reference/asr-test_pow1-581ef42.json
index 4675875800..a5584b1bc7 100644
--- a/tests/reference/asr-test_pow1-50a544f.json
+++ b/tests/reference/asr-test_pow1-581ef42.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_pow1-50a544f",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_pow1-581ef42",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_pow1.py",
     "infile_hash": "a7ce7888e7e99bc753e16822749aaae4ee63641675990b3e2a34de10",
     "outfile": null,
     "outfile_hash": null,
     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-test_pow1-50a544f.stderr",
+    "stderr": "asr-test_pow1-581ef42.stderr",
     "stderr_hash": "7f7cc07cf6f08f2d953d6e6c1f4892e6379faaf8aa668117234293d0",
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 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_pow1-50a544f.stderr b/tests/reference/asr-test_pow1-581ef42.stderr
similarity index 100%
rename from tests/reference/asr-test_pow1-50a544f.stderr
rename to tests/reference/asr-test_pow1-581ef42.stderr
diff --git a/tests/reference/asr-test_pow2-6000a83.json b/tests/reference/asr-test_pow2-0dcbd7d.json
similarity index 66%
rename from tests/reference/asr-test_pow2-6000a83.json
rename to tests/reference/asr-test_pow2-0dcbd7d.json
index 0720c66e46..083bc76b8d 100644
--- a/tests/reference/asr-test_pow2-6000a83.json
+++ b/tests/reference/asr-test_pow2-0dcbd7d.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_pow2-6000a83",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_pow2-0dcbd7d",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_pow2.py",
     "infile_hash": "0df16d4f512305265cb2924e18db5753a4c422da3a7624f74f71d26f",
     "outfile": null,
     "outfile_hash": null,
     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-test_pow2-6000a83.stderr",
+    "stderr": "asr-test_pow2-0dcbd7d.stderr",
     "stderr_hash": "1d1d3a4a308e068439ac40685fcad6f29750560722b910be3341ce3c",
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 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_pow2-6000a83.stderr b/tests/reference/asr-test_pow2-0dcbd7d.stderr
similarity index 100%
rename from tests/reference/asr-test_pow2-6000a83.stderr
rename to tests/reference/asr-test_pow2-0dcbd7d.stderr
diff --git a/tests/reference/asr-test_pow3-94879f9.json b/tests/reference/asr-test_pow3-79749ed.json
similarity index 66%
rename from tests/reference/asr-test_pow3-94879f9.json
rename to tests/reference/asr-test_pow3-79749ed.json
index a062e192a0..cd0f9f0d33 100644
--- a/tests/reference/asr-test_pow3-94879f9.json
+++ b/tests/reference/asr-test_pow3-79749ed.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_pow3-94879f9",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_pow3-79749ed",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_pow3.py",
     "infile_hash": "884bdc831e2b2d01c30a2dd841307fd5674ab65e0c3819d17e3db500",
     "outfile": null,
     "outfile_hash": null,
     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-test_pow3-94879f9.stderr",
+    "stderr": "asr-test_pow3-79749ed.stderr",
     "stderr_hash": "4a6600740ad466d250f39b76130ab5ab796312b1ee89c2d72847500f",
     "returncode": 2
 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_pow3-94879f9.stderr b/tests/reference/asr-test_pow3-79749ed.stderr
similarity index 100%
rename from tests/reference/asr-test_pow3-94879f9.stderr
rename to tests/reference/asr-test_pow3-79749ed.stderr
diff --git a/tests/reference/asr-test_pow4-792b406.json b/tests/reference/asr-test_pow4-ef60978.json
similarity index 66%
rename from tests/reference/asr-test_pow4-792b406.json
rename to tests/reference/asr-test_pow4-ef60978.json
index e8bda3842b..2e98c401ce 100644
--- a/tests/reference/asr-test_pow4-792b406.json
+++ b/tests/reference/asr-test_pow4-ef60978.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_pow4-792b406",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_pow4-ef60978",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_pow4.py",
     "infile_hash": "af9b11ec50a82de28afac31faa4a78bdbeb5f317537fc37860b139cd",
     "outfile": null,
     "outfile_hash": null,
     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-test_pow4-792b406.stderr",
+    "stderr": "asr-test_pow4-ef60978.stderr",
     "stderr_hash": "ddc8a81609479bf82d256c9cb8d4d54526bd6656632a0d1e2f1ada2c",
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 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_pow4-792b406.stderr b/tests/reference/asr-test_pow4-ef60978.stderr
similarity index 100%
rename from tests/reference/asr-test_pow4-792b406.stderr
rename to tests/reference/asr-test_pow4-ef60978.stderr
diff --git a/tests/reference/asr-test_print1-71e5114.json b/tests/reference/asr-test_print1-f1f36f1.json
similarity index 65%
rename from tests/reference/asr-test_print1-71e5114.json
rename to tests/reference/asr-test_print1-f1f36f1.json
index a81b43f1f2..0c4988e3a3 100644
--- a/tests/reference/asr-test_print1-71e5114.json
+++ b/tests/reference/asr-test_print1-f1f36f1.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_print1-71e5114",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_print1-f1f36f1",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_print1.py",
     "infile_hash": "824e91278f3717dbe58ef4c18f8df06f9c7d4644ca6f3a65cccdc9e0",
     "outfile": null,
     "outfile_hash": null,
     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-test_print1-71e5114.stderr",
+    "stderr": "asr-test_print1-f1f36f1.stderr",
     "stderr_hash": "da6324bcc282ecb93fe6784b206f8a9d8f04ae56341339b13de71bd4",
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 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_print1-71e5114.stderr b/tests/reference/asr-test_print1-f1f36f1.stderr
similarity index 100%
rename from tests/reference/asr-test_print1-71e5114.stderr
rename to tests/reference/asr-test_print1-f1f36f1.stderr
diff --git a/tests/reference/asr-test_print2-b5fcabf.json b/tests/reference/asr-test_print2-64acb15.json
similarity index 65%
rename from tests/reference/asr-test_print2-b5fcabf.json
rename to tests/reference/asr-test_print2-64acb15.json
index f51872ffa8..050b4cc698 100644
--- a/tests/reference/asr-test_print2-b5fcabf.json
+++ b/tests/reference/asr-test_print2-64acb15.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_print2-b5fcabf",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_print2-64acb15",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_print2.py",
     "infile_hash": "af07d17d5b3f16db024a3e893923988349c8f6c8bf1a6c5507d56a6d",
     "outfile": null,
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     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-test_print2-b5fcabf.stderr",
+    "stderr": "asr-test_print2-64acb15.stderr",
     "stderr_hash": "e92bba85b957e7034c5172981b3b27ed7b3f0ac62167d82175890bc9",
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 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_print2-b5fcabf.stderr b/tests/reference/asr-test_print2-64acb15.stderr
similarity index 100%
rename from tests/reference/asr-test_print2-b5fcabf.stderr
rename to tests/reference/asr-test_print2-64acb15.stderr
diff --git a/tests/reference/asr-test_return1-8e8f3ae.json b/tests/reference/asr-test_return1-2603c9e.json
similarity index 65%
rename from tests/reference/asr-test_return1-8e8f3ae.json
rename to tests/reference/asr-test_return1-2603c9e.json
index 3d6f655b0f..cc65ed1a6a 100644
--- a/tests/reference/asr-test_return1-8e8f3ae.json
+++ b/tests/reference/asr-test_return1-2603c9e.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_return1-8e8f3ae",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_return1-2603c9e",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_return1.py",
     "infile_hash": "ec68add4e9e8059a274ba97c4349b3a8f1a43a381eb6ab330995681e",
     "outfile": null,
     "outfile_hash": null,
     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-test_return1-8e8f3ae.stderr",
+    "stderr": "asr-test_return1-2603c9e.stderr",
     "stderr_hash": "6449cc5e148acf72281e7ef604decd32889ceb27b87052fe8ff8eb50",
     "returncode": 2
 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_return1-8e8f3ae.stderr b/tests/reference/asr-test_return1-2603c9e.stderr
similarity index 100%
rename from tests/reference/asr-test_return1-8e8f3ae.stderr
rename to tests/reference/asr-test_return1-2603c9e.stderr
diff --git a/tests/reference/asr-test_return2-c5799e7.json b/tests/reference/asr-test_return2-add829b.json
similarity index 65%
rename from tests/reference/asr-test_return2-c5799e7.json
rename to tests/reference/asr-test_return2-add829b.json
index 8b467e7017..abdb4461f7 100644
--- a/tests/reference/asr-test_return2-c5799e7.json
+++ b/tests/reference/asr-test_return2-add829b.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_return2-c5799e7",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_return2-add829b",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_return2.py",
     "infile_hash": "6423d00b6ef8b232c393994d190121f76befdc32a2e5da21d655458b",
     "outfile": null,
     "outfile_hash": null,
     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-test_return2-c5799e7.stderr",
+    "stderr": "asr-test_return2-add829b.stderr",
     "stderr_hash": "493f7a8431e00a1bfeb1756b0718b0a40458883c8b9eb379f0c5b536",
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 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_return2-c5799e7.stderr b/tests/reference/asr-test_return2-add829b.stderr
similarity index 100%
rename from tests/reference/asr-test_return2-c5799e7.stderr
rename to tests/reference/asr-test_return2-add829b.stderr
diff --git a/tests/reference/asr-test_set1-8fde53c.json b/tests/reference/asr-test_set1-11379c7.json
similarity index 66%
rename from tests/reference/asr-test_set1-8fde53c.json
rename to tests/reference/asr-test_set1-11379c7.json
index d2cbe19cb1..09cc2515af 100644
--- a/tests/reference/asr-test_set1-8fde53c.json
+++ b/tests/reference/asr-test_set1-11379c7.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_set1-8fde53c",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_set1-11379c7",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_set1.py",
     "infile_hash": "54179c34d3818cd0b57d582c930226ce5443a43386ae981aab02e50b",
     "outfile": null,
     "outfile_hash": null,
     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-test_set1-8fde53c.stderr",
+    "stderr": "asr-test_set1-11379c7.stderr",
     "stderr_hash": "9dcd4fd9b8878cabe6559827531844364da8311d7c8f5f846b38620d",
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 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_set1-8fde53c.stderr b/tests/reference/asr-test_set1-11379c7.stderr
similarity index 100%
rename from tests/reference/asr-test_set1-8fde53c.stderr
rename to tests/reference/asr-test_set1-11379c7.stderr
diff --git a/tests/reference/asr-test_set2-1ded45b.json b/tests/reference/asr-test_set2-d91a6f0.json
similarity index 66%
rename from tests/reference/asr-test_set2-1ded45b.json
rename to tests/reference/asr-test_set2-d91a6f0.json
index 06349add19..8d33226ef5 100644
--- a/tests/reference/asr-test_set2-1ded45b.json
+++ b/tests/reference/asr-test_set2-d91a6f0.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_set2-1ded45b",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_set2-d91a6f0",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_set2.py",
     "infile_hash": "2d561d934090bedc052b2ef17bc3ac9b59ed94298fd39cbea2c9ba15",
     "outfile": null,
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     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-test_set2-1ded45b.stderr",
+    "stderr": "asr-test_set2-d91a6f0.stderr",
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 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_set2-1ded45b.stderr b/tests/reference/asr-test_set2-d91a6f0.stderr
similarity index 100%
rename from tests/reference/asr-test_set2-1ded45b.stderr
rename to tests/reference/asr-test_set2-d91a6f0.stderr
diff --git a/tests/reference/asr-test_set3-bbd0ed1.json b/tests/reference/asr-test_set3-f9bbffb.json
similarity index 66%
rename from tests/reference/asr-test_set3-bbd0ed1.json
rename to tests/reference/asr-test_set3-f9bbffb.json
index 0b9d030f59..877113068e 100644
--- a/tests/reference/asr-test_set3-bbd0ed1.json
+++ b/tests/reference/asr-test_set3-f9bbffb.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_set3-bbd0ed1",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_set3-f9bbffb",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_set3.py",
     "infile_hash": "c4e83ae667bdaa458fd271a51e15d6c5f9a666f006e31de27a897571",
     "outfile": null,
     "outfile_hash": null,
     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-test_set3-bbd0ed1.stderr",
+    "stderr": "asr-test_set3-f9bbffb.stderr",
     "stderr_hash": "1ec6cfef0827e97a905c5927de43b74452777394b1f5110e94e5cf97",
     "returncode": 2
 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_set3-bbd0ed1.stderr b/tests/reference/asr-test_set3-f9bbffb.stderr
similarity index 100%
rename from tests/reference/asr-test_set3-bbd0ed1.stderr
rename to tests/reference/asr-test_set3-f9bbffb.stderr
diff --git a/tests/reference/asr-test_set_indexing-cd60f9d.json b/tests/reference/asr-test_set_indexing-a1c21b8.json
similarity index 64%
rename from tests/reference/asr-test_set_indexing-cd60f9d.json
rename to tests/reference/asr-test_set_indexing-a1c21b8.json
index c2e31db512..6bb6e96be3 100644
--- a/tests/reference/asr-test_set_indexing-cd60f9d.json
+++ b/tests/reference/asr-test_set_indexing-a1c21b8.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_set_indexing-cd60f9d",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_set_indexing-a1c21b8",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_set_indexing.py",
     "infile_hash": "24f02fc93b8ed20f1c9ea7ae862faa087d070ec288577b90b90b3bc5",
     "outfile": null,
     "outfile_hash": null,
     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-test_set_indexing-cd60f9d.stderr",
+    "stderr": "asr-test_set_indexing-a1c21b8.stderr",
     "stderr_hash": "fe69096aca9c3be072acac0e28081e5378f30d4ba335176abc76c555",
     "returncode": 2
 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_set_indexing-cd60f9d.stderr b/tests/reference/asr-test_set_indexing-a1c21b8.stderr
similarity index 100%
rename from tests/reference/asr-test_set_indexing-cd60f9d.stderr
rename to tests/reference/asr-test_set_indexing-a1c21b8.stderr
diff --git a/tests/reference/asr-test_str_capitalize-c5a2a24.json b/tests/reference/asr-test_str_capitalize-9f8dfa9.json
similarity index 64%
rename from tests/reference/asr-test_str_capitalize-c5a2a24.json
rename to tests/reference/asr-test_str_capitalize-9f8dfa9.json
index cdd4968eb3..88a959a54d 100644
--- a/tests/reference/asr-test_str_capitalize-c5a2a24.json
+++ b/tests/reference/asr-test_str_capitalize-9f8dfa9.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_str_capitalize-c5a2a24",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_str_capitalize-9f8dfa9",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_str_capitalize.py",
     "infile_hash": "692d46b579b69174d3f9bc7091d1b79d6e003fd14bc669a6f93dcb80",
     "outfile": null,
     "outfile_hash": null,
     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-test_str_capitalize-c5a2a24.stderr",
+    "stderr": "asr-test_str_capitalize-9f8dfa9.stderr",
     "stderr_hash": "7dea3deffeee54e7f479d4c0dbcd7b5aab3b1a28e4a568adfb52cf51",
     "returncode": 2
 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_str_capitalize-c5a2a24.stderr b/tests/reference/asr-test_str_capitalize-9f8dfa9.stderr
similarity index 100%
rename from tests/reference/asr-test_str_capitalize-c5a2a24.stderr
rename to tests/reference/asr-test_str_capitalize-9f8dfa9.stderr
diff --git a/tests/reference/asr-test_str_indexing-433fbfd.json b/tests/reference/asr-test_str_indexing-b200a4e.json
similarity index 64%
rename from tests/reference/asr-test_str_indexing-433fbfd.json
rename to tests/reference/asr-test_str_indexing-b200a4e.json
index e0539cd5dd..04bd44e9cd 100644
--- a/tests/reference/asr-test_str_indexing-433fbfd.json
+++ b/tests/reference/asr-test_str_indexing-b200a4e.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_str_indexing-433fbfd",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_str_indexing-b200a4e",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_str_indexing.py",
     "infile_hash": "d237030704fd7f04d4cad59083ca0d663561f9be6f3407e3ed04ed78",
     "outfile": null,
     "outfile_hash": null,
     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-test_str_indexing-433fbfd.stderr",
+    "stderr": "asr-test_str_indexing-b200a4e.stderr",
     "stderr_hash": "1af6d788d13f858af5766c0b273362c72caaf4a5267b20e2087a53b4",
     "returncode": 2
 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_str_indexing-433fbfd.stderr b/tests/reference/asr-test_str_indexing-b200a4e.stderr
similarity index 100%
rename from tests/reference/asr-test_str_indexing-433fbfd.stderr
rename to tests/reference/asr-test_str_indexing-b200a4e.stderr
diff --git a/tests/reference/asr-test_str_slicing-e93553b.json b/tests/reference/asr-test_str_slicing-eca1381.json
similarity index 64%
rename from tests/reference/asr-test_str_slicing-e93553b.json
rename to tests/reference/asr-test_str_slicing-eca1381.json
index 4c65f6871f..684a869d6a 100644
--- a/tests/reference/asr-test_str_slicing-e93553b.json
+++ b/tests/reference/asr-test_str_slicing-eca1381.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_str_slicing-e93553b",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_str_slicing-eca1381",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_str_slicing.py",
     "infile_hash": "24041d5ae8086e162ce7fa574ad5877102af8f718ad33bea7006260d",
     "outfile": null,
     "outfile_hash": null,
     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-test_str_slicing-e93553b.stderr",
+    "stderr": "asr-test_str_slicing-eca1381.stderr",
     "stderr_hash": "7374319e4378d1cc717e1bab3f68f207cb90c40c168d5700c77d189b",
     "returncode": 2
 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_str_slicing-e93553b.stderr b/tests/reference/asr-test_str_slicing-eca1381.stderr
similarity index 100%
rename from tests/reference/asr-test_str_slicing-e93553b.stderr
rename to tests/reference/asr-test_str_slicing-eca1381.stderr
diff --git a/tests/reference/asr-test_str_slicing2-b542789.json b/tests/reference/asr-test_str_slicing2-2f07e9a.json
similarity index 64%
rename from tests/reference/asr-test_str_slicing2-b542789.json
rename to tests/reference/asr-test_str_slicing2-2f07e9a.json
index 3800a31257..dc63e9a7b0 100644
--- a/tests/reference/asr-test_str_slicing2-b542789.json
+++ b/tests/reference/asr-test_str_slicing2-2f07e9a.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_str_slicing2-b542789",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_str_slicing2-2f07e9a",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_str_slicing2.py",
     "infile_hash": "eb9027d2b6ec0aba9cc78aeedc1b0b36972ff36b076fecf547eeb014",
     "outfile": null,
     "outfile_hash": null,
     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-test_str_slicing2-b542789.stderr",
+    "stderr": "asr-test_str_slicing2-2f07e9a.stderr",
     "stderr_hash": "48a9286126c2333bdf5237358bd4ad27acac4a16a78069c9bd36d089",
     "returncode": 2
 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_str_slicing2-b542789.stderr b/tests/reference/asr-test_str_slicing2-2f07e9a.stderr
similarity index 100%
rename from tests/reference/asr-test_str_slicing2-b542789.stderr
rename to tests/reference/asr-test_str_slicing2-2f07e9a.stderr
diff --git a/tests/reference/asr-test_str_slicing3-04a6b27.json b/tests/reference/asr-test_str_slicing3-fe6a03c.json
similarity index 64%
rename from tests/reference/asr-test_str_slicing3-04a6b27.json
rename to tests/reference/asr-test_str_slicing3-fe6a03c.json
index d8122f909c..d1fe49fdfe 100644
--- a/tests/reference/asr-test_str_slicing3-04a6b27.json
+++ b/tests/reference/asr-test_str_slicing3-fe6a03c.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_str_slicing3-04a6b27",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_str_slicing3-fe6a03c",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_str_slicing3.py",
     "infile_hash": "b223abc3ec96fe91876fa188259f151d61383687776e8975df45b139",
     "outfile": null,
     "outfile_hash": null,
     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-test_str_slicing3-04a6b27.stderr",
+    "stderr": "asr-test_str_slicing3-fe6a03c.stderr",
     "stderr_hash": "5f7553d1509bed25d5137abc4fc2cb1d2cb983a1fab81d8d178ed197",
     "returncode": 2
 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_str_slicing3-04a6b27.stderr b/tests/reference/asr-test_str_slicing3-fe6a03c.stderr
similarity index 100%
rename from tests/reference/asr-test_str_slicing3-04a6b27.stderr
rename to tests/reference/asr-test_str_slicing3-fe6a03c.stderr
diff --git a/tests/reference/asr-test_str_to_int-fc70075.json b/tests/reference/asr-test_str_to_int-61553e7.json
similarity index 64%
rename from tests/reference/asr-test_str_to_int-fc70075.json
rename to tests/reference/asr-test_str_to_int-61553e7.json
index 9a0858a6a4..ac1093b9c8 100644
--- a/tests/reference/asr-test_str_to_int-fc70075.json
+++ b/tests/reference/asr-test_str_to_int-61553e7.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_str_to_int-fc70075",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_str_to_int-61553e7",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_str_to_int.py",
     "infile_hash": "da0ed82ada98ef2757178c4997af53abc82f4761a0e683a613216c64",
     "outfile": null,
     "outfile_hash": null,
     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-test_str_to_int-fc70075.stderr",
+    "stderr": "asr-test_str_to_int-61553e7.stderr",
     "stderr_hash": "1998e37d9abe044f164c73ea1e000ce748ed43af5ea14c2eb4715f11",
     "returncode": 2
 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_str_to_int-fc70075.stderr b/tests/reference/asr-test_str_to_int-61553e7.stderr
similarity index 100%
rename from tests/reference/asr-test_str_to_int-fc70075.stderr
rename to tests/reference/asr-test_str_to_int-61553e7.stderr
diff --git a/tests/reference/asr-test_tuple1-05c8313.json b/tests/reference/asr-test_tuple1-7abe88f.json
similarity index 65%
rename from tests/reference/asr-test_tuple1-05c8313.json
rename to tests/reference/asr-test_tuple1-7abe88f.json
index 98bfd53010..e308970eea 100644
--- a/tests/reference/asr-test_tuple1-05c8313.json
+++ b/tests/reference/asr-test_tuple1-7abe88f.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_tuple1-05c8313",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_tuple1-7abe88f",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_tuple1.py",
     "infile_hash": "4716ea56ce9d57a0d88ffeb9fca4e09204f7a2c1166a5315c4d1245c",
     "outfile": null,
     "outfile_hash": null,
     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-test_tuple1-05c8313.stderr",
+    "stderr": "asr-test_tuple1-7abe88f.stderr",
     "stderr_hash": "56df3d46c63077fcdd09c3b54b63e6e096d7d39b2f8cfb61dab0930a",
     "returncode": 2
 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_tuple1-05c8313.stderr b/tests/reference/asr-test_tuple1-7abe88f.stderr
similarity index 100%
rename from tests/reference/asr-test_tuple1-05c8313.stderr
rename to tests/reference/asr-test_tuple1-7abe88f.stderr
diff --git a/tests/reference/asr-test_tuple2-2d7dd26.json b/tests/reference/asr-test_tuple2-b046610.json
similarity index 65%
rename from tests/reference/asr-test_tuple2-2d7dd26.json
rename to tests/reference/asr-test_tuple2-b046610.json
index 785f8ee8ed..051ed20bfb 100644
--- a/tests/reference/asr-test_tuple2-2d7dd26.json
+++ b/tests/reference/asr-test_tuple2-b046610.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_tuple2-2d7dd26",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_tuple2-b046610",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_tuple2.py",
     "infile_hash": "84aa4ecdd21f5d633975d08f6927a7d336c47a31c2fd2bc42cae1c7b",
     "outfile": null,
     "outfile_hash": null,
     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-test_tuple2-2d7dd26.stderr",
+    "stderr": "asr-test_tuple2-b046610.stderr",
     "stderr_hash": "1e22bbde9c9fdc171314f1158dcac6bf6373d94e00c9878f66d7b667",
     "returncode": 2
 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_tuple2-2d7dd26.stderr b/tests/reference/asr-test_tuple2-b046610.stderr
similarity index 100%
rename from tests/reference/asr-test_tuple2-2d7dd26.stderr
rename to tests/reference/asr-test_tuple2-b046610.stderr
diff --git a/tests/reference/asr-test_tuple3-431e112.json b/tests/reference/asr-test_tuple3-19fa47f.json
similarity index 65%
rename from tests/reference/asr-test_tuple3-431e112.json
rename to tests/reference/asr-test_tuple3-19fa47f.json
index 4d8d26755e..0a703f17d4 100644
--- a/tests/reference/asr-test_tuple3-431e112.json
+++ b/tests/reference/asr-test_tuple3-19fa47f.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_tuple3-431e112",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_tuple3-19fa47f",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_tuple3.py",
     "infile_hash": "cfa12cc4d8456bfd45e77cc49c5e8d2417181a1443cdaaf8b15c0528",
     "outfile": null,
     "outfile_hash": null,
     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-test_tuple3-431e112.stderr",
+    "stderr": "asr-test_tuple3-19fa47f.stderr",
     "stderr_hash": "780d951c4bfa3476ee84d16d9a89c5a9255691b270bfb312d974608e",
     "returncode": 2
 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_tuple3-431e112.stderr b/tests/reference/asr-test_tuple3-19fa47f.stderr
similarity index 100%
rename from tests/reference/asr-test_tuple3-431e112.stderr
rename to tests/reference/asr-test_tuple3-19fa47f.stderr
diff --git a/tests/reference/asr-test_type_mismatch_01-5b45109.json b/tests/reference/asr-test_type_mismatch_01-09e8af3.json
similarity index 63%
rename from tests/reference/asr-test_type_mismatch_01-5b45109.json
rename to tests/reference/asr-test_type_mismatch_01-09e8af3.json
index 62f567b372..ce2513c935 100644
--- a/tests/reference/asr-test_type_mismatch_01-5b45109.json
+++ b/tests/reference/asr-test_type_mismatch_01-09e8af3.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_type_mismatch_01-5b45109",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_type_mismatch_01-09e8af3",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_type_mismatch_01.py",
     "infile_hash": "58baa8f4a5094bfa977527f92814a375ceea1f9a99c08e43bdd18ad4",
     "outfile": null,
     "outfile_hash": null,
     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-test_type_mismatch_01-5b45109.stderr",
+    "stderr": "asr-test_type_mismatch_01-09e8af3.stderr",
     "stderr_hash": "78ff11b22438e133b740e778063db612841fb15ef00f8599bdf8602c",
     "returncode": 2
 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_type_mismatch_01-5b45109.stderr b/tests/reference/asr-test_type_mismatch_01-09e8af3.stderr
similarity index 100%
rename from tests/reference/asr-test_type_mismatch_01-5b45109.stderr
rename to tests/reference/asr-test_type_mismatch_01-09e8af3.stderr
diff --git a/tests/reference/asr-test_unsupported_type-1f16a93.json b/tests/reference/asr-test_unsupported_type-0d813dd.json
similarity index 63%
rename from tests/reference/asr-test_unsupported_type-1f16a93.json
rename to tests/reference/asr-test_unsupported_type-0d813dd.json
index b9f8376465..357b39f378 100644
--- a/tests/reference/asr-test_unsupported_type-1f16a93.json
+++ b/tests/reference/asr-test_unsupported_type-0d813dd.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_unsupported_type-1f16a93",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_unsupported_type-0d813dd",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_unsupported_type.py",
     "infile_hash": "ff3af4fffe097c4ecd6ab673301b37806aefdd77c661d5b4afbbfc5d",
     "outfile": null,
     "outfile_hash": null,
     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-test_unsupported_type-1f16a93.stderr",
+    "stderr": "asr-test_unsupported_type-0d813dd.stderr",
     "stderr_hash": "1675de57db132a5a4a589070d7c54ff23a57532bd967ccb416ff8c2a",
     "returncode": 2
 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_unsupported_type-1f16a93.stderr b/tests/reference/asr-test_unsupported_type-0d813dd.stderr
similarity index 100%
rename from tests/reference/asr-test_unsupported_type-1f16a93.stderr
rename to tests/reference/asr-test_unsupported_type-0d813dd.stderr
diff --git a/tests/reference/asr-test_zero_division-96c56ec.json b/tests/reference/asr-test_zero_division-3dd84e8.json
similarity index 64%
rename from tests/reference/asr-test_zero_division-96c56ec.json
rename to tests/reference/asr-test_zero_division-3dd84e8.json
index e0e2290db0..129e181bef 100644
--- a/tests/reference/asr-test_zero_division-96c56ec.json
+++ b/tests/reference/asr-test_zero_division-3dd84e8.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_zero_division-96c56ec",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_zero_division-3dd84e8",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_zero_division.py",
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     "outfile_hash": null,
     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-test_zero_division-96c56ec.stderr",
+    "stderr": "asr-test_zero_division-3dd84e8.stderr",
     "stderr_hash": "9403e36c7ace95241bf1d59a108732b298fbee5425c44455fb81ac77",
     "returncode": 2
 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_zero_division-96c56ec.stderr b/tests/reference/asr-test_zero_division-3dd84e8.stderr
similarity index 100%
rename from tests/reference/asr-test_zero_division-96c56ec.stderr
rename to tests/reference/asr-test_zero_division-3dd84e8.stderr
diff --git a/tests/reference/asr-test_zero_division2-8edba44.json b/tests/reference/asr-test_zero_division2-d84989f.json
similarity index 64%
rename from tests/reference/asr-test_zero_division2-8edba44.json
rename to tests/reference/asr-test_zero_division2-d84989f.json
index 3665859905..b9a7de7d1e 100644
--- a/tests/reference/asr-test_zero_division2-8edba44.json
+++ b/tests/reference/asr-test_zero_division2-d84989f.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_zero_division2-8edba44",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_zero_division2-d84989f",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_zero_division2.py",
     "infile_hash": "0ddca188fc2e8d665c5af0d438e34ed8afe255611320caa3a27ed483",
     "outfile": null,
     "outfile_hash": null,
     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-test_zero_division2-8edba44.stderr",
+    "stderr": "asr-test_zero_division2-d84989f.stderr",
     "stderr_hash": "09fcb9f6244ddf2c2d14cd76ec91274cffd240e24e2b2f1c0697c8b5",
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 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_zero_division2-8edba44.stderr b/tests/reference/asr-test_zero_division2-d84989f.stderr
similarity index 100%
rename from tests/reference/asr-test_zero_division2-8edba44.stderr
rename to tests/reference/asr-test_zero_division2-d84989f.stderr
diff --git a/tests/reference/asr-test_zero_division3-55ea2f5.json b/tests/reference/asr-test_zero_division3-29efb9e.json
similarity index 64%
rename from tests/reference/asr-test_zero_division3-55ea2f5.json
rename to tests/reference/asr-test_zero_division3-29efb9e.json
index 97a3fc23b2..0c4f4b3d5d 100644
--- a/tests/reference/asr-test_zero_division3-55ea2f5.json
+++ b/tests/reference/asr-test_zero_division3-29efb9e.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_zero_division3-55ea2f5",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_zero_division3-29efb9e",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_zero_division3.py",
     "infile_hash": "41a589085cd6154cb97f8ed0febadf7c0741f083daa7c9dbbbdde9ca",
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     "outfile_hash": null,
     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-test_zero_division3-55ea2f5.stderr",
+    "stderr": "asr-test_zero_division3-29efb9e.stderr",
     "stderr_hash": "061f891a72cebaa335b5db060b27e04f21f6a09d150f78f1a572c135",
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 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_zero_division3-55ea2f5.stderr b/tests/reference/asr-test_zero_division3-29efb9e.stderr
similarity index 100%
rename from tests/reference/asr-test_zero_division3-55ea2f5.stderr
rename to tests/reference/asr-test_zero_division3-29efb9e.stderr
diff --git a/tests/reference/asr-test_zero_division4-67f7c69.json b/tests/reference/asr-test_zero_division4-bf4af64.json
similarity index 64%
rename from tests/reference/asr-test_zero_division4-67f7c69.json
rename to tests/reference/asr-test_zero_division4-bf4af64.json
index e3c7a7adbc..e1f6ce6bc0 100644
--- a/tests/reference/asr-test_zero_division4-67f7c69.json
+++ b/tests/reference/asr-test_zero_division4-bf4af64.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-test_zero_division4-67f7c69",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-test_zero_division4-bf4af64",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/test_zero_division4.py",
     "infile_hash": "87b6a224572c853741dd70f25b05b257d214bd3269a7e71af117057c",
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     "outfile_hash": null,
     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-test_zero_division4-67f7c69.stderr",
+    "stderr": "asr-test_zero_division4-bf4af64.stderr",
     "stderr_hash": "1d16ac2d95ab997ff9b94f4028d8741121e41471445179d185264884",
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 }
\ No newline at end of file
diff --git a/tests/reference/asr-test_zero_division4-67f7c69.stderr b/tests/reference/asr-test_zero_division4-bf4af64.stderr
similarity index 100%
rename from tests/reference/asr-test_zero_division4-67f7c69.stderr
rename to tests/reference/asr-test_zero_division4-bf4af64.stderr
diff --git a/tests/reference/asr-tuple1-ce358d9.json b/tests/reference/asr-tuple1-09972ab.json
similarity index 66%
rename from tests/reference/asr-tuple1-ce358d9.json
rename to tests/reference/asr-tuple1-09972ab.json
index 70045861e3..9c213bb2b3 100644
--- a/tests/reference/asr-tuple1-ce358d9.json
+++ b/tests/reference/asr-tuple1-09972ab.json
@@ -1,11 +1,11 @@
 {
-    "basename": "asr-tuple1-ce358d9",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-tuple1-09972ab",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/tuple1.py",
     "infile_hash": "0ad9c210f19f9e560890c7a67ed06f4a710bbc8535c0097c35736028",
     "outfile": null,
     "outfile_hash": null,
-    "stdout": "asr-tuple1-ce358d9.stdout",
+    "stdout": "asr-tuple1-09972ab.stdout",
     "stdout_hash": "cca445b87818b178705c256b1c5bff51fd74459cf52d573f2c20914d",
     "stderr": null,
     "stderr_hash": null,
diff --git a/tests/reference/asr-tuple1-ce358d9.stdout b/tests/reference/asr-tuple1-09972ab.stdout
similarity index 100%
rename from tests/reference/asr-tuple1-ce358d9.stdout
rename to tests/reference/asr-tuple1-09972ab.stdout
diff --git a/tests/reference/asr-type_mismatch-865037b.json b/tests/reference/asr-type_mismatch-61052c7.json
similarity index 65%
rename from tests/reference/asr-type_mismatch-865037b.json
rename to tests/reference/asr-type_mismatch-61052c7.json
index c9e3bdda25..80ce9f69b3 100644
--- a/tests/reference/asr-type_mismatch-865037b.json
+++ b/tests/reference/asr-type_mismatch-61052c7.json
@@ -1,13 +1,13 @@
 {
-    "basename": "asr-type_mismatch-865037b",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-type_mismatch-61052c7",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/errors/type_mismatch.py",
     "infile_hash": "45ee4815e13c9fc4d58572a2f4ec01f5546e1f67878a2913bda89e5c",
     "outfile": null,
     "outfile_hash": null,
     "stdout": null,
     "stdout_hash": null,
-    "stderr": "asr-type_mismatch-865037b.stderr",
+    "stderr": "asr-type_mismatch-61052c7.stderr",
     "stderr_hash": "8c0de9edb133ff8cfa5c0e7c6b2a8d425c5d84a5ec98844eb367040c",
     "returncode": 2
 }
\ No newline at end of file
diff --git a/tests/reference/asr-type_mismatch-865037b.stderr b/tests/reference/asr-type_mismatch-61052c7.stderr
similarity index 100%
rename from tests/reference/asr-type_mismatch-865037b.stderr
rename to tests/reference/asr-type_mismatch-61052c7.stderr
diff --git a/tests/reference/asr-vec_01-9b22f33.json b/tests/reference/asr-vec_01-66ac423.json
similarity index 67%
rename from tests/reference/asr-vec_01-9b22f33.json
rename to tests/reference/asr-vec_01-66ac423.json
index a2471b09c0..8963ae6f7b 100644
--- a/tests/reference/asr-vec_01-9b22f33.json
+++ b/tests/reference/asr-vec_01-66ac423.json
@@ -1,11 +1,11 @@
 {
-    "basename": "asr-vec_01-9b22f33",
-    "cmd": "lpython --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "asr-vec_01-66ac423",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/../integration_tests/vec_01.py",
     "infile_hash": "b22cabe2248cf58c7ffaad83dd8dc5b2433f244ee23b0703b536547b",
     "outfile": null,
     "outfile_hash": null,
-    "stdout": "asr-vec_01-9b22f33.stdout",
+    "stdout": "asr-vec_01-66ac423.stdout",
     "stdout_hash": "bec37fdcb37bbeedc497e125ea081a1395c8006b9edf8dbc3c1c79be",
     "stderr": null,
     "stderr_hash": null,
diff --git a/tests/reference/asr-vec_01-9b22f33.stdout b/tests/reference/asr-vec_01-66ac423.stdout
similarity index 100%
rename from tests/reference/asr-vec_01-9b22f33.stdout
rename to tests/reference/asr-vec_01-66ac423.stdout
diff --git a/tests/reference/ast-assert1-ca86e1f.json b/tests/reference/ast-assert1-b0154ee.json
similarity index 66%
rename from tests/reference/ast-assert1-ca86e1f.json
rename to tests/reference/ast-assert1-b0154ee.json
index 502fec0b1d..8158218cc4 100644
--- a/tests/reference/ast-assert1-ca86e1f.json
+++ b/tests/reference/ast-assert1-b0154ee.json
@@ -1,11 +1,11 @@
 {
-    "basename": "ast-assert1-ca86e1f",
-    "cmd": "lpython --show-ast --indent --no-color {infile} -o {outfile}",
+    "basename": "ast-assert1-b0154ee",
+    "cmd": "lpython --show-ast --no-color {infile} -o {outfile}",
     "infile": "tests/assert1.py",
     "infile_hash": "0ff84ea5ccd3d0815cbb66e1c3d3acd61dee7257c98aa1a27ceeef3b",
     "outfile": null,
     "outfile_hash": null,
-    "stdout": "ast-assert1-ca86e1f.stdout",
+    "stdout": "ast-assert1-b0154ee.stdout",
     "stdout_hash": "f5e00f32dc7ae2feda2e3c495b42ae3f193a79baf8b42e313373aa4b",
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diff --git a/tests/reference/ast-assert1-ca86e1f.stdout b/tests/reference/ast-assert1-b0154ee.stdout
similarity index 100%
rename from tests/reference/ast-assert1-ca86e1f.stdout
rename to tests/reference/ast-assert1-b0154ee.stdout
diff --git a/tests/reference/ast-assign1-f667542.json b/tests/reference/ast-assign1-2a4c9ed.json
similarity index 66%
rename from tests/reference/ast-assign1-f667542.json
rename to tests/reference/ast-assign1-2a4c9ed.json
index 08709cd773..49bfe84ecb 100644
--- a/tests/reference/ast-assign1-f667542.json
+++ b/tests/reference/ast-assign1-2a4c9ed.json
@@ -1,11 +1,11 @@
 {
-    "basename": "ast-assign1-f667542",
-    "cmd": "lpython --show-ast --indent --no-color {infile} -o {outfile}",
+    "basename": "ast-assign1-2a4c9ed",
+    "cmd": "lpython --show-ast --no-color {infile} -o {outfile}",
     "infile": "tests/assign1.py",
     "infile_hash": "3b82a73e457bd65e85828b72d56596ca927e7c661e333691f154912b",
     "outfile": null,
     "outfile_hash": null,
-    "stdout": "ast-assign1-f667542.stdout",
+    "stdout": "ast-assign1-2a4c9ed.stdout",
     "stdout_hash": "96e9236f069321ffb388a891be45a46f55c581bd96d509685be54f86",
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diff --git a/tests/reference/ast-assign1-f667542.stdout b/tests/reference/ast-assign1-2a4c9ed.stdout
similarity index 100%
rename from tests/reference/ast-assign1-f667542.stdout
rename to tests/reference/ast-assign1-2a4c9ed.stdout
diff --git a/tests/reference/ast-complex1-b52cd7b.json b/tests/reference/ast-complex1-800b4bb.json
similarity index 65%
rename from tests/reference/ast-complex1-b52cd7b.json
rename to tests/reference/ast-complex1-800b4bb.json
index 1d4e994ae2..e71d8dddfa 100644
--- a/tests/reference/ast-complex1-b52cd7b.json
+++ b/tests/reference/ast-complex1-800b4bb.json
@@ -1,11 +1,11 @@
 {
-    "basename": "ast-complex1-b52cd7b",
-    "cmd": "lpython --show-ast --indent --no-color {infile} -o {outfile}",
+    "basename": "ast-complex1-800b4bb",
+    "cmd": "lpython --show-ast --no-color {infile} -o {outfile}",
     "infile": "tests/complex1.py",
     "infile_hash": "60b45de7b88ec768d70a3122b36545e9604a86504ed6e5d9d813c719",
     "outfile": null,
     "outfile_hash": null,
-    "stdout": "ast-complex1-b52cd7b.stdout",
+    "stdout": "ast-complex1-800b4bb.stdout",
     "stdout_hash": "30482dce2a68624ef71ed52e4c4ce4122e1f2efddcef40bee2a3b10e",
     "stderr": null,
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diff --git a/tests/reference/ast-complex1-b52cd7b.stdout b/tests/reference/ast-complex1-800b4bb.stdout
similarity index 100%
rename from tests/reference/ast-complex1-b52cd7b.stdout
rename to tests/reference/ast-complex1-800b4bb.stdout
diff --git a/tests/reference/ast-constants1-66d568d.json b/tests/reference/ast-constants1-91cb6ff.json
similarity index 65%
rename from tests/reference/ast-constants1-66d568d.json
rename to tests/reference/ast-constants1-91cb6ff.json
index 9d39da6e8a..f84e32ca40 100644
--- a/tests/reference/ast-constants1-66d568d.json
+++ b/tests/reference/ast-constants1-91cb6ff.json
@@ -1,11 +1,11 @@
 {
-    "basename": "ast-constants1-66d568d",
-    "cmd": "lpython --show-ast --indent --no-color {infile} -o {outfile}",
+    "basename": "ast-constants1-91cb6ff",
+    "cmd": "lpython --show-ast --no-color {infile} -o {outfile}",
     "infile": "tests/constants1.py",
     "infile_hash": "5dca391c30a1477fb903e17c1d47dad3b9b816088384ba61ff372db1",
     "outfile": null,
     "outfile_hash": null,
-    "stdout": "ast-constants1-66d568d.stdout",
+    "stdout": "ast-constants1-91cb6ff.stdout",
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diff --git a/tests/reference/ast-constants1-66d568d.stdout b/tests/reference/ast-constants1-91cb6ff.stdout
similarity index 100%
rename from tests/reference/ast-constants1-66d568d.stdout
rename to tests/reference/ast-constants1-91cb6ff.stdout
diff --git a/tests/reference/ast-dictionary1-817b071.json b/tests/reference/ast-dictionary1-1a7e00a.json
similarity index 65%
rename from tests/reference/ast-dictionary1-817b071.json
rename to tests/reference/ast-dictionary1-1a7e00a.json
index 695b090de7..41583be770 100644
--- a/tests/reference/ast-dictionary1-817b071.json
+++ b/tests/reference/ast-dictionary1-1a7e00a.json
@@ -1,11 +1,11 @@
 {
-    "basename": "ast-dictionary1-817b071",
-    "cmd": "lpython --show-ast --indent --no-color {infile} -o {outfile}",
+    "basename": "ast-dictionary1-1a7e00a",
+    "cmd": "lpython --show-ast --no-color {infile} -o {outfile}",
     "infile": "tests/dictionary1.py",
     "infile_hash": "2d9f15b746aa8185afb3f2dc6415c20a7edccc8e711df1b323178d94",
     "outfile": null,
     "outfile_hash": null,
-    "stdout": "ast-dictionary1-817b071.stdout",
+    "stdout": "ast-dictionary1-1a7e00a.stdout",
     "stdout_hash": "cd85b7fa2f2f43a4be7a88c54d582616f529b9acee1de757eb361bd7",
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diff --git a/tests/reference/ast-dictionary1-817b071.stdout b/tests/reference/ast-dictionary1-1a7e00a.stdout
similarity index 100%
rename from tests/reference/ast-dictionary1-817b071.stdout
rename to tests/reference/ast-dictionary1-1a7e00a.stdout
diff --git a/tests/reference/ast-doconcurrentloop_01-5646034.json b/tests/reference/ast-doconcurrentloop_01-ed7017b.json
similarity index 63%
rename from tests/reference/ast-doconcurrentloop_01-5646034.json
rename to tests/reference/ast-doconcurrentloop_01-ed7017b.json
index 8ed67434ae..f535d23ee8 100644
--- a/tests/reference/ast-doconcurrentloop_01-5646034.json
+++ b/tests/reference/ast-doconcurrentloop_01-ed7017b.json
@@ -1,11 +1,11 @@
 {
-    "basename": "ast-doconcurrentloop_01-5646034",
-    "cmd": "lpython --show-ast --indent --no-color {infile} -o {outfile}",
+    "basename": "ast-doconcurrentloop_01-ed7017b",
+    "cmd": "lpython --show-ast --no-color {infile} -o {outfile}",
     "infile": "tests/doconcurrentloop_01.py",
     "infile_hash": "2fe3769863a595a01e46a88bf55c944e61a0d141d5c75816ffa74d96",
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-    "stdout": "ast-doconcurrentloop_01-5646034.stdout",
+    "stdout": "ast-doconcurrentloop_01-ed7017b.stdout",
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diff --git a/tests/reference/ast-doconcurrentloop_01-5646034.stdout b/tests/reference/ast-doconcurrentloop_01-ed7017b.stdout
similarity index 100%
rename from tests/reference/ast-doconcurrentloop_01-5646034.stdout
rename to tests/reference/ast-doconcurrentloop_01-ed7017b.stdout
diff --git a/tests/reference/ast-ellipsis1-dcbe16f.json b/tests/reference/ast-ellipsis1-4f6c4dd.json
similarity index 66%
rename from tests/reference/ast-ellipsis1-dcbe16f.json
rename to tests/reference/ast-ellipsis1-4f6c4dd.json
index 9759ff25d8..1e53be9f78 100644
--- a/tests/reference/ast-ellipsis1-dcbe16f.json
+++ b/tests/reference/ast-ellipsis1-4f6c4dd.json
@@ -1,11 +1,11 @@
 {
-    "basename": "ast-ellipsis1-dcbe16f",
-    "cmd": "lpython --show-ast --indent --no-color {infile} -o {outfile}",
+    "basename": "ast-ellipsis1-4f6c4dd",
+    "cmd": "lpython --show-ast --no-color {infile} -o {outfile}",
     "infile": "tests/parser/ellipsis1.py",
     "infile_hash": "24df29cba718c679016f3758a2eccafbeb9cfebd56265fd8da16bee1",
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     "outfile_hash": null,
-    "stdout": "ast-ellipsis1-dcbe16f.stdout",
+    "stdout": "ast-ellipsis1-4f6c4dd.stdout",
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diff --git a/tests/reference/ast-ellipsis1-dcbe16f.stdout b/tests/reference/ast-ellipsis1-4f6c4dd.stdout
similarity index 100%
rename from tests/reference/ast-ellipsis1-dcbe16f.stdout
rename to tests/reference/ast-ellipsis1-4f6c4dd.stdout
diff --git a/tests/reference/ast-expr1-20cdacc.json b/tests/reference/ast-expr1-1e8f7b1.json
similarity index 66%
rename from tests/reference/ast-expr1-20cdacc.json
rename to tests/reference/ast-expr1-1e8f7b1.json
index a524ac881a..004b2a39e0 100644
--- a/tests/reference/ast-expr1-20cdacc.json
+++ b/tests/reference/ast-expr1-1e8f7b1.json
@@ -1,11 +1,11 @@
 {
-    "basename": "ast-expr1-20cdacc",
-    "cmd": "lpython --show-ast --indent --no-color {infile} -o {outfile}",
+    "basename": "ast-expr1-1e8f7b1",
+    "cmd": "lpython --show-ast --no-color {infile} -o {outfile}",
     "infile": "tests/expr1.py",
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+    "stdout": "ast-expr1-1e8f7b1.stdout",
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diff --git a/tests/reference/ast-expr1-20cdacc.stdout b/tests/reference/ast-expr1-1e8f7b1.stdout
similarity index 100%
rename from tests/reference/ast-expr1-20cdacc.stdout
rename to tests/reference/ast-expr1-1e8f7b1.stdout
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similarity index 66%
rename from tests/reference/ast-expr10-49c656f.json
rename to tests/reference/ast-expr10-a8d646d.json
index 959c3f57e8..8f0222f7aa 100644
--- a/tests/reference/ast-expr10-49c656f.json
+++ b/tests/reference/ast-expr10-a8d646d.json
@@ -1,11 +1,11 @@
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-    "basename": "ast-expr10-49c656f",
-    "cmd": "lpython --show-ast --indent --no-color {infile} -o {outfile}",
+    "basename": "ast-expr10-a8d646d",
+    "cmd": "lpython --show-ast --no-color {infile} -o {outfile}",
     "infile": "tests/expr10.py",
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+    "stdout": "ast-expr10-a8d646d.stdout",
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similarity index 100%
rename from tests/reference/ast-expr10-49c656f.stdout
rename to tests/reference/ast-expr10-a8d646d.stdout
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similarity index 66%
rename from tests/reference/ast-expr11-df775f8.json
rename to tests/reference/ast-expr11-1d29f78.json
index c3bc456564..d3ebc1ed40 100644
--- a/tests/reference/ast-expr11-df775f8.json
+++ b/tests/reference/ast-expr11-1d29f78.json
@@ -1,11 +1,11 @@
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-    "cmd": "lpython --show-ast --indent --no-color {infile} -o {outfile}",
+    "basename": "ast-expr11-1d29f78",
+    "cmd": "lpython --show-ast --no-color {infile} -o {outfile}",
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diff --git a/tests/reference/ast-expr11-df775f8.stdout b/tests/reference/ast-expr11-1d29f78.stdout
similarity index 100%
rename from tests/reference/ast-expr11-df775f8.stdout
rename to tests/reference/ast-expr11-1d29f78.stdout
diff --git a/tests/reference/ast-expr12-49f1f8d.json b/tests/reference/ast-expr12-adaecda.json
similarity index 66%
rename from tests/reference/ast-expr12-49f1f8d.json
rename to tests/reference/ast-expr12-adaecda.json
index daa8ba6936..6fa2133b08 100644
--- a/tests/reference/ast-expr12-49f1f8d.json
+++ b/tests/reference/ast-expr12-adaecda.json
@@ -1,11 +1,11 @@
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-    "basename": "ast-expr12-49f1f8d",
-    "cmd": "lpython --show-ast --indent --no-color {infile} -o {outfile}",
+    "basename": "ast-expr12-adaecda",
+    "cmd": "lpython --show-ast --no-color {infile} -o {outfile}",
     "infile": "tests/expr12.py",
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-    "stdout": "ast-expr12-49f1f8d.stdout",
+    "stdout": "ast-expr12-adaecda.stdout",
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diff --git a/tests/reference/ast-expr12-49f1f8d.stdout b/tests/reference/ast-expr12-adaecda.stdout
similarity index 100%
rename from tests/reference/ast-expr12-49f1f8d.stdout
rename to tests/reference/ast-expr12-adaecda.stdout
diff --git a/tests/reference/ast-expr13-b25242b.json b/tests/reference/ast-expr13-c35ace1.json
similarity index 66%
rename from tests/reference/ast-expr13-b25242b.json
rename to tests/reference/ast-expr13-c35ace1.json
index 6516d866e7..8da96d5109 100644
--- a/tests/reference/ast-expr13-b25242b.json
+++ b/tests/reference/ast-expr13-c35ace1.json
@@ -1,11 +1,11 @@
 {
-    "basename": "ast-expr13-b25242b",
-    "cmd": "lpython --show-ast --indent --no-color {infile} -o {outfile}",
+    "basename": "ast-expr13-c35ace1",
+    "cmd": "lpython --show-ast --no-color {infile} -o {outfile}",
     "infile": "tests/expr13.py",
     "infile_hash": "fae72924c71183c45d328b379dfa81aa4971b5e1a9ea668db546078f",
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     "outfile_hash": null,
-    "stdout": "ast-expr13-b25242b.stdout",
+    "stdout": "ast-expr13-c35ace1.stdout",
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diff --git a/tests/reference/ast-expr13-b25242b.stdout b/tests/reference/ast-expr13-c35ace1.stdout
similarity index 100%
rename from tests/reference/ast-expr13-b25242b.stdout
rename to tests/reference/ast-expr13-c35ace1.stdout
diff --git a/tests/reference/ast-expr2-58df65e.json b/tests/reference/ast-expr2-6642d4a.json
similarity index 66%
rename from tests/reference/ast-expr2-58df65e.json
rename to tests/reference/ast-expr2-6642d4a.json
index 057d57ab84..779b2b5411 100644
--- a/tests/reference/ast-expr2-58df65e.json
+++ b/tests/reference/ast-expr2-6642d4a.json
@@ -1,11 +1,11 @@
 {
-    "basename": "ast-expr2-58df65e",
-    "cmd": "lpython --show-ast --indent --no-color {infile} -o {outfile}",
+    "basename": "ast-expr2-6642d4a",
+    "cmd": "lpython --show-ast --no-color {infile} -o {outfile}",
     "infile": "tests/expr2.py",
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     "outfile_hash": null,
-    "stdout": "ast-expr2-58df65e.stdout",
+    "stdout": "ast-expr2-6642d4a.stdout",
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diff --git a/tests/reference/ast-expr2-58df65e.stdout b/tests/reference/ast-expr2-6642d4a.stdout
similarity index 100%
rename from tests/reference/ast-expr2-58df65e.stdout
rename to tests/reference/ast-expr2-6642d4a.stdout
diff --git a/tests/reference/ast-expr4-78d463e.json b/tests/reference/ast-expr4-49316cb.json
similarity index 66%
rename from tests/reference/ast-expr4-78d463e.json
rename to tests/reference/ast-expr4-49316cb.json
index c70eae908b..f60410170c 100644
--- a/tests/reference/ast-expr4-78d463e.json
+++ b/tests/reference/ast-expr4-49316cb.json
@@ -1,11 +1,11 @@
 {
-    "basename": "ast-expr4-78d463e",
-    "cmd": "lpython --show-ast --indent --no-color {infile} -o {outfile}",
+    "basename": "ast-expr4-49316cb",
+    "cmd": "lpython --show-ast --no-color {infile} -o {outfile}",
     "infile": "tests/expr4.py",
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-    "stdout": "ast-expr4-78d463e.stdout",
+    "stdout": "ast-expr4-49316cb.stdout",
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diff --git a/tests/reference/ast-expr4-78d463e.stdout b/tests/reference/ast-expr4-49316cb.stdout
similarity index 100%
rename from tests/reference/ast-expr4-78d463e.stdout
rename to tests/reference/ast-expr4-49316cb.stdout
diff --git a/tests/reference/ast-expr5-5e64a6e.json b/tests/reference/ast-expr5-bbc6e71.json
similarity index 66%
rename from tests/reference/ast-expr5-5e64a6e.json
rename to tests/reference/ast-expr5-bbc6e71.json
index 48209aa837..93662179fd 100644
--- a/tests/reference/ast-expr5-5e64a6e.json
+++ b/tests/reference/ast-expr5-bbc6e71.json
@@ -1,11 +1,11 @@
 {
-    "basename": "ast-expr5-5e64a6e",
-    "cmd": "lpython --show-ast --indent --no-color {infile} -o {outfile}",
+    "basename": "ast-expr5-bbc6e71",
+    "cmd": "lpython --show-ast --no-color {infile} -o {outfile}",
     "infile": "tests/expr5.py",
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-    "stdout": "ast-expr5-5e64a6e.stdout",
+    "stdout": "ast-expr5-bbc6e71.stdout",
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diff --git a/tests/reference/ast-expr5-5e64a6e.stdout b/tests/reference/ast-expr5-bbc6e71.stdout
similarity index 100%
rename from tests/reference/ast-expr5-5e64a6e.stdout
rename to tests/reference/ast-expr5-bbc6e71.stdout
diff --git a/tests/reference/ast-expr6-9ba0998.json b/tests/reference/ast-expr6-0b12a67.json
similarity index 66%
rename from tests/reference/ast-expr6-9ba0998.json
rename to tests/reference/ast-expr6-0b12a67.json
index 68aac2183a..5b9e9c3ec4 100644
--- a/tests/reference/ast-expr6-9ba0998.json
+++ b/tests/reference/ast-expr6-0b12a67.json
@@ -1,11 +1,11 @@
 {
-    "basename": "ast-expr6-9ba0998",
-    "cmd": "lpython --show-ast --indent --no-color {infile} -o {outfile}",
+    "basename": "ast-expr6-0b12a67",
+    "cmd": "lpython --show-ast --no-color {infile} -o {outfile}",
     "infile": "tests/expr6.py",
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-    "stdout": "ast-expr6-9ba0998.stdout",
+    "stdout": "ast-expr6-0b12a67.stdout",
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diff --git a/tests/reference/ast-expr6-9ba0998.stdout b/tests/reference/ast-expr6-0b12a67.stdout
similarity index 100%
rename from tests/reference/ast-expr6-9ba0998.stdout
rename to tests/reference/ast-expr6-0b12a67.stdout
diff --git a/tests/reference/ast-expr7-bf4cb65.json b/tests/reference/ast-expr7-fe52776.json
similarity index 66%
rename from tests/reference/ast-expr7-bf4cb65.json
rename to tests/reference/ast-expr7-fe52776.json
index ad7cb10d99..f24345a89e 100644
--- a/tests/reference/ast-expr7-bf4cb65.json
+++ b/tests/reference/ast-expr7-fe52776.json
@@ -1,11 +1,11 @@
 {
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-    "cmd": "lpython --show-ast --indent --no-color {infile} -o {outfile}",
+    "basename": "ast-expr7-fe52776",
+    "cmd": "lpython --show-ast --no-color {infile} -o {outfile}",
     "infile": "tests/expr7.py",
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-    "stdout": "ast-expr7-bf4cb65.stdout",
+    "stdout": "ast-expr7-fe52776.stdout",
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diff --git a/tests/reference/ast-expr7-bf4cb65.stdout b/tests/reference/ast-expr7-fe52776.stdout
similarity index 100%
rename from tests/reference/ast-expr7-bf4cb65.stdout
rename to tests/reference/ast-expr7-fe52776.stdout
diff --git a/tests/reference/ast-expr8-beffee3.json b/tests/reference/ast-expr8-7db6b28.json
similarity index 66%
rename from tests/reference/ast-expr8-beffee3.json
rename to tests/reference/ast-expr8-7db6b28.json
index bf684d604e..cdac33386b 100644
--- a/tests/reference/ast-expr8-beffee3.json
+++ b/tests/reference/ast-expr8-7db6b28.json
@@ -1,11 +1,11 @@
 {
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-    "cmd": "lpython --show-ast --indent --no-color {infile} -o {outfile}",
+    "basename": "ast-expr8-7db6b28",
+    "cmd": "lpython --show-ast --no-color {infile} -o {outfile}",
     "infile": "tests/expr8.py",
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diff --git a/tests/reference/ast-expr8-beffee3.stdout b/tests/reference/ast-expr8-7db6b28.stdout
similarity index 100%
rename from tests/reference/ast-expr8-beffee3.stdout
rename to tests/reference/ast-expr8-7db6b28.stdout
diff --git a/tests/reference/ast-expr9-187e786.json b/tests/reference/ast-expr9-d184496.json
similarity index 66%
rename from tests/reference/ast-expr9-187e786.json
rename to tests/reference/ast-expr9-d184496.json
index 02977fa415..e177e00997 100644
--- a/tests/reference/ast-expr9-187e786.json
+++ b/tests/reference/ast-expr9-d184496.json
@@ -1,11 +1,11 @@
 {
-    "basename": "ast-expr9-187e786",
-    "cmd": "lpython --show-ast --indent --no-color {infile} -o {outfile}",
+    "basename": "ast-expr9-d184496",
+    "cmd": "lpython --show-ast --no-color {infile} -o {outfile}",
     "infile": "tests/expr9.py",
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-    "stdout": "ast-expr9-187e786.stdout",
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diff --git a/tests/reference/ast-expr9-187e786.stdout b/tests/reference/ast-expr9-d184496.stdout
similarity index 100%
rename from tests/reference/ast-expr9-187e786.stdout
rename to tests/reference/ast-expr9-d184496.stdout
diff --git a/tests/reference/ast-expr_01-2d63276.json b/tests/reference/ast-expr_01-d0927f9.json
similarity index 66%
rename from tests/reference/ast-expr_01-2d63276.json
rename to tests/reference/ast-expr_01-d0927f9.json
index 8da4d69bbe..45b1c2df0e 100644
--- a/tests/reference/ast-expr_01-2d63276.json
+++ b/tests/reference/ast-expr_01-d0927f9.json
@@ -1,11 +1,11 @@
 {
-    "basename": "ast-expr_01-2d63276",
-    "cmd": "lpython --show-ast --indent --no-color {infile} -o {outfile}",
+    "basename": "ast-expr_01-d0927f9",
+    "cmd": "lpython --show-ast --no-color {infile} -o {outfile}",
     "infile": "tests/expr_01.py",
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-    "stdout": "ast-expr_01-2d63276.stdout",
+    "stdout": "ast-expr_01-d0927f9.stdout",
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diff --git a/tests/reference/ast-expr_01-2d63276.stdout b/tests/reference/ast-expr_01-d0927f9.stdout
similarity index 100%
rename from tests/reference/ast-expr_01-2d63276.stdout
rename to tests/reference/ast-expr_01-d0927f9.stdout
diff --git a/tests/reference/ast-global1-36fd19b.json b/tests/reference/ast-global1-b2690cf.json
similarity index 66%
rename from tests/reference/ast-global1-36fd19b.json
rename to tests/reference/ast-global1-b2690cf.json
index 49b10aaa6e..a5a57d4dcb 100644
--- a/tests/reference/ast-global1-36fd19b.json
+++ b/tests/reference/ast-global1-b2690cf.json
@@ -1,11 +1,11 @@
 {
-    "basename": "ast-global1-36fd19b",
-    "cmd": "lpython --show-ast --indent --no-color {infile} -o {outfile}",
+    "basename": "ast-global1-b2690cf",
+    "cmd": "lpython --show-ast --no-color {infile} -o {outfile}",
     "infile": "tests/parser/global1.py",
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diff --git a/tests/reference/ast-global1-36fd19b.stdout b/tests/reference/ast-global1-b2690cf.stdout
similarity index 100%
rename from tests/reference/ast-global1-36fd19b.stdout
rename to tests/reference/ast-global1-b2690cf.stdout
diff --git a/tests/reference/ast-global_scope1-7809fe0.json b/tests/reference/ast-global_scope1-1d68a6c.json
similarity index 64%
rename from tests/reference/ast-global_scope1-7809fe0.json
rename to tests/reference/ast-global_scope1-1d68a6c.json
index d5a44b76c6..44e3204dee 100644
--- a/tests/reference/ast-global_scope1-7809fe0.json
+++ b/tests/reference/ast-global_scope1-1d68a6c.json
@@ -1,11 +1,11 @@
 {
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-    "cmd": "lpython --show-ast --indent --no-color {infile} -o {outfile}",
+    "basename": "ast-global_scope1-1d68a6c",
+    "cmd": "lpython --show-ast --no-color {infile} -o {outfile}",
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+    "stdout": "ast-global_scope1-1d68a6c.stdout",
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diff --git a/tests/reference/ast-global_scope1-7809fe0.stdout b/tests/reference/ast-global_scope1-1d68a6c.stdout
similarity index 100%
rename from tests/reference/ast-global_scope1-7809fe0.stdout
rename to tests/reference/ast-global_scope1-1d68a6c.stdout
diff --git a/tests/reference/ast-list1-2e4b88a.json b/tests/reference/ast-list1-9ce2da0.json
similarity index 66%
rename from tests/reference/ast-list1-2e4b88a.json
rename to tests/reference/ast-list1-9ce2da0.json
index c0fa20f90c..af1c5005eb 100644
--- a/tests/reference/ast-list1-2e4b88a.json
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+    "basename": "ast-list1-9ce2da0",
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similarity index 100%
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similarity index 66%
rename from tests/reference/ast-loop1-d1c242e.json
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index 0eb860c696..44f8695ff2 100644
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+    "basename": "ast-loop1-194a137",
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similarity index 100%
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similarity index 66%
rename from tests/reference/ast-loop2-44a8219.json
rename to tests/reference/ast-loop2-63bf329.json
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--- a/tests/reference/ast-loop2-44a8219.json
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+    "basename": "ast-loop2-63bf329",
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similarity index 100%
rename from tests/reference/ast-loop2-44a8219.stdout
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similarity index 66%
rename from tests/reference/ast-loop3-c545eab.json
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index 96a3ca31ee..1dc5625553 100644
--- a/tests/reference/ast-loop3-c545eab.json
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similarity index 100%
rename from tests/reference/ast-loop3-c545eab.stdout
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similarity index 66%
rename from tests/reference/ast-set1-8938049.json
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index a61cb0b76e..a04c792797 100644
--- a/tests/reference/ast-set1-8938049.json
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@@ -1,11 +1,11 @@
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+    "basename": "ast-set1-ebd6ee0",
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similarity index 100%
rename from tests/reference/ast-set1-8938049.stdout
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similarity index 65%
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index 8ee8c57d55..2c3b5acfa5 100644
--- a/tests/reference/ast-subscript1-76dcb5a.json
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+    "basename": "ast-subscript1-bd5584b",
+    "cmd": "lpython --show-ast --no-color {infile} -o {outfile}",
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similarity index 100%
rename from tests/reference/ast-subscript1-76dcb5a.stdout
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similarity index 66%
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index 5031d4589d..feb6e53223 100644
--- a/tests/reference/ast-tuple1-0b7b893.json
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+    "basename": "ast-tuple1-2fb5396",
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similarity index 100%
rename from tests/reference/ast-tuple1-0b7b893.stdout
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similarity index 63%
rename from tests/reference/ast_new-async1-3f88bf1.json
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index 3db0c57d90..78595a5beb 100644
--- a/tests/reference/ast_new-async1-3f88bf1.json
+++ b/tests/reference/ast_new-async1-b3d07ed.json
@@ -1,11 +1,11 @@
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+    "basename": "ast_new-async1-b3d07ed",
+    "cmd": "lpython --show-ast --new-parser --no-color {infile} -o {outfile}",
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similarity index 100%
rename from tests/reference/ast_new-async1-3f88bf1.stdout
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diff --git a/tests/reference/ast_new-boolOp1-6a81afc.json b/tests/reference/ast_new-boolOp1-478328f.json
similarity index 63%
rename from tests/reference/ast_new-boolOp1-6a81afc.json
rename to tests/reference/ast_new-boolOp1-478328f.json
index d548348f1d..561331afd8 100644
--- a/tests/reference/ast_new-boolOp1-6a81afc.json
+++ b/tests/reference/ast_new-boolOp1-478328f.json
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+    "basename": "ast_new-boolOp1-478328f",
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similarity index 100%
rename from tests/reference/ast_new-boolOp1-6a81afc.stdout
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diff --git a/tests/reference/ast_new-class_def1-9fd9de1.json b/tests/reference/ast_new-class_def1-fe69291.json
similarity index 63%
rename from tests/reference/ast_new-class_def1-9fd9de1.json
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index 554019bd3a..77bc5ba91c 100644
--- a/tests/reference/ast_new-class_def1-9fd9de1.json
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similarity index 100%
rename from tests/reference/ast_new-class_def1-9fd9de1.stdout
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diff --git a/tests/reference/ast_new-class_def2-505b454.json b/tests/reference/ast_new-class_def2-c6db986.json
similarity index 63%
rename from tests/reference/ast_new-class_def2-505b454.json
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index df36977817..e03cb049fb 100644
--- a/tests/reference/ast_new-class_def2-505b454.json
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 {
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+    "basename": "ast_new-class_def2-c6db986",
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similarity index 100%
rename from tests/reference/ast_new-class_def2-505b454.stdout
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diff --git a/tests/reference/ast_new-comment2-08e9f9a.json b/tests/reference/ast_new-comment2-f0984d5.json
similarity index 63%
rename from tests/reference/ast_new-comment2-08e9f9a.json
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index 4af9fcb86f..1309f6159f 100644
--- a/tests/reference/ast_new-comment2-08e9f9a.json
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+    "basename": "ast_new-comment2-f0984d5",
+    "cmd": "lpython --show-ast --new-parser --no-color {infile} -o {outfile}",
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similarity index 100%
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diff --git a/tests/reference/ast_new-comprehension1-575f5b3.json b/tests/reference/ast_new-comprehension1-69cf2af.json
similarity index 62%
rename from tests/reference/ast_new-comprehension1-575f5b3.json
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index 2ea2cb8801..1e1b460b96 100644
--- a/tests/reference/ast_new-comprehension1-575f5b3.json
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similarity index 100%
rename from tests/reference/ast_new-comprehension1-575f5b3.stdout
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diff --git a/tests/reference/ast_new-conditional_expr1-b290d84.json b/tests/reference/ast_new-conditional_expr1-07ccb9e.json
similarity index 61%
rename from tests/reference/ast_new-conditional_expr1-b290d84.json
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index 25dca379ec..e90a4839bd 100644
--- a/tests/reference/ast_new-conditional_expr1-b290d84.json
+++ b/tests/reference/ast_new-conditional_expr1-07ccb9e.json
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 {
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similarity index 100%
rename from tests/reference/ast_new-conditional_expr1-b290d84.stdout
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diff --git a/tests/reference/ast_new-dictionary1-a0c7807.json b/tests/reference/ast_new-dictionary1-445e718.json
similarity index 62%
rename from tests/reference/ast_new-dictionary1-a0c7807.json
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index 98e3d77ddc..5d739b9a9b 100644
--- a/tests/reference/ast_new-dictionary1-a0c7807.json
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@@ -1,11 +1,11 @@
 {
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+    "basename": "ast_new-dictionary1-445e718",
+    "cmd": "lpython --show-ast --new-parser --no-color {infile} -o {outfile}",
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similarity index 100%
rename from tests/reference/ast_new-dictionary1-a0c7807.stdout
rename to tests/reference/ast_new-dictionary1-445e718.stdout
diff --git a/tests/reference/ast_new-ellipsis2-227f104.json b/tests/reference/ast_new-ellipsis2-3a9750b.json
similarity index 63%
rename from tests/reference/ast_new-ellipsis2-227f104.json
rename to tests/reference/ast_new-ellipsis2-3a9750b.json
index 4d50d69a2e..90701cb0d6 100644
--- a/tests/reference/ast_new-ellipsis2-227f104.json
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 {
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+    "basename": "ast_new-ellipsis2-3a9750b",
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similarity index 100%
rename from tests/reference/ast_new-ellipsis2-227f104.stdout
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similarity index 64%
rename from tests/reference/ast_new-for1-0494920.json
rename to tests/reference/ast_new-for1-887432e.json
index 0fba025421..3e2c929fae 100644
--- a/tests/reference/ast_new-for1-0494920.json
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 {
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+    "basename": "ast_new-for1-887432e",
+    "cmd": "lpython --show-ast --new-parser --no-color {infile} -o {outfile}",
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similarity index 100%
rename from tests/reference/ast_new-for1-0494920.stdout
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similarity index 64%
rename from tests/reference/ast_new-for2-574cea6.json
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index f5c1e34922..ff9c17f689 100644
--- a/tests/reference/ast_new-for2-574cea6.json
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 {
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+    "basename": "ast_new-for2-af08901",
+    "cmd": "lpython --show-ast --new-parser --no-color {infile} -o {outfile}",
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similarity index 100%
rename from tests/reference/ast_new-for2-574cea6.stdout
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similarity index 62%
rename from tests/reference/ast_new-function_def1-ca8dc19.json
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index fe158ab00c..ff54698350 100644
--- a/tests/reference/ast_new-function_def1-ca8dc19.json
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 {
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-    "cmd": "lpython --show-ast --indent --new-parser --no-color {infile} -o {outfile}",
+    "basename": "ast_new-function_def1-1a872df",
+    "cmd": "lpython --show-ast --new-parser --no-color {infile} -o {outfile}",
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similarity index 100%
rename from tests/reference/ast_new-function_def1-ca8dc19.stdout
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diff --git a/tests/reference/ast_new-function_def2-cead6f1.json b/tests/reference/ast_new-function_def2-52c4587.json
similarity index 62%
rename from tests/reference/ast_new-function_def2-cead6f1.json
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index cbd50b692a..6a84a1afa5 100644
--- a/tests/reference/ast_new-function_def2-cead6f1.json
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 {
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-    "cmd": "lpython --show-ast --indent --new-parser --no-color {infile} -o {outfile}",
+    "basename": "ast_new-function_def2-52c4587",
+    "cmd": "lpython --show-ast --new-parser --no-color {infile} -o {outfile}",
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similarity index 100%
rename from tests/reference/ast_new-function_def2-cead6f1.stdout
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diff --git a/tests/reference/ast_new-function_def3-a3f4dcf.json b/tests/reference/ast_new-function_def3-f66064a.json
similarity index 62%
rename from tests/reference/ast_new-function_def3-a3f4dcf.json
rename to tests/reference/ast_new-function_def3-f66064a.json
index 1d331b79da..ef5687d117 100644
--- a/tests/reference/ast_new-function_def3-a3f4dcf.json
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 {
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-    "cmd": "lpython --show-ast --indent --new-parser --no-color {infile} -o {outfile}",
+    "basename": "ast_new-function_def3-f66064a",
+    "cmd": "lpython --show-ast --new-parser --no-color {infile} -o {outfile}",
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similarity index 100%
rename from tests/reference/ast_new-function_def3-a3f4dcf.stdout
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diff --git a/tests/reference/ast_new-global1-4288396.json b/tests/reference/ast_new-global1-38edfbd.json
similarity index 63%
rename from tests/reference/ast_new-global1-4288396.json
rename to tests/reference/ast_new-global1-38edfbd.json
index a8993c29ff..e064ef2044 100644
--- a/tests/reference/ast_new-global1-4288396.json
+++ b/tests/reference/ast_new-global1-38edfbd.json
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 {
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-    "cmd": "lpython --show-ast --indent --new-parser --no-color {infile} -o {outfile}",
+    "basename": "ast_new-global1-38edfbd",
+    "cmd": "lpython --show-ast --new-parser --no-color {infile} -o {outfile}",
     "infile": "tests/parser/global1.py",
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diff --git a/tests/reference/ast_new-global1-4288396.stdout b/tests/reference/ast_new-global1-38edfbd.stdout
similarity index 100%
rename from tests/reference/ast_new-global1-4288396.stdout
rename to tests/reference/ast_new-global1-38edfbd.stdout
diff --git a/tests/reference/ast_new-if1-e6432ed.json b/tests/reference/ast_new-if1-db43586.json
similarity index 64%
rename from tests/reference/ast_new-if1-e6432ed.json
rename to tests/reference/ast_new-if1-db43586.json
index 2aff475b9d..61c6c14427 100644
--- a/tests/reference/ast_new-if1-e6432ed.json
+++ b/tests/reference/ast_new-if1-db43586.json
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 {
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-    "cmd": "lpython --show-ast --indent --new-parser --no-color {infile} -o {outfile}",
+    "basename": "ast_new-if1-db43586",
+    "cmd": "lpython --show-ast --new-parser --no-color {infile} -o {outfile}",
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diff --git a/tests/reference/ast_new-if1-e6432ed.stdout b/tests/reference/ast_new-if1-db43586.stdout
similarity index 100%
rename from tests/reference/ast_new-if1-e6432ed.stdout
rename to tests/reference/ast_new-if1-db43586.stdout
diff --git a/tests/reference/ast_new-if2-33fa625.json b/tests/reference/ast_new-if2-c3b6022.json
similarity index 64%
rename from tests/reference/ast_new-if2-33fa625.json
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index 979cb3de41..f9c4d553f4 100644
--- a/tests/reference/ast_new-if2-33fa625.json
+++ b/tests/reference/ast_new-if2-c3b6022.json
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 {
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-    "cmd": "lpython --show-ast --indent --new-parser --no-color {infile} -o {outfile}",
+    "basename": "ast_new-if2-c3b6022",
+    "cmd": "lpython --show-ast --new-parser --no-color {infile} -o {outfile}",
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diff --git a/tests/reference/ast_new-if2-33fa625.stdout b/tests/reference/ast_new-if2-c3b6022.stdout
similarity index 100%
rename from tests/reference/ast_new-if2-33fa625.stdout
rename to tests/reference/ast_new-if2-c3b6022.stdout
diff --git a/tests/reference/ast_new-import1-6a0330c.json b/tests/reference/ast_new-import1-f643fd3.json
similarity index 63%
rename from tests/reference/ast_new-import1-6a0330c.json
rename to tests/reference/ast_new-import1-f643fd3.json
index 27de195956..2d9ee2fae2 100644
--- a/tests/reference/ast_new-import1-6a0330c.json
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+    "basename": "ast_new-import1-f643fd3",
+    "cmd": "lpython --show-ast --new-parser --no-color {infile} -o {outfile}",
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diff --git a/tests/reference/ast_new-import1-6a0330c.stdout b/tests/reference/ast_new-import1-f643fd3.stdout
similarity index 100%
rename from tests/reference/ast_new-import1-6a0330c.stdout
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diff --git a/tests/reference/ast_new-lambda1-58822d0.json b/tests/reference/ast_new-lambda1-260d046.json
similarity index 63%
rename from tests/reference/ast_new-lambda1-58822d0.json
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index bd772c5aec..5acaaa551c 100644
--- a/tests/reference/ast_new-lambda1-58822d0.json
+++ b/tests/reference/ast_new-lambda1-260d046.json
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-    "cmd": "lpython --show-ast --indent --new-parser --no-color {infile} -o {outfile}",
+    "basename": "ast_new-lambda1-260d046",
+    "cmd": "lpython --show-ast --new-parser --no-color {infile} -o {outfile}",
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similarity index 100%
rename from tests/reference/ast_new-lambda1-58822d0.stdout
rename to tests/reference/ast_new-lambda1-260d046.stdout
diff --git a/tests/reference/ast_new-lambda2-d6a1f95.json b/tests/reference/ast_new-lambda2-d84336e.json
similarity index 63%
rename from tests/reference/ast_new-lambda2-d6a1f95.json
rename to tests/reference/ast_new-lambda2-d84336e.json
index 26ac29e238..42cda2aa2a 100644
--- a/tests/reference/ast_new-lambda2-d6a1f95.json
+++ b/tests/reference/ast_new-lambda2-d84336e.json
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+    "basename": "ast_new-lambda2-d84336e",
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similarity index 100%
rename from tests/reference/ast_new-lambda2-d6a1f95.stdout
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diff --git a/tests/reference/ast_new-match_stmt1-9f49edb.json b/tests/reference/ast_new-match_stmt1-9e84d24.json
similarity index 62%
rename from tests/reference/ast_new-match_stmt1-9f49edb.json
rename to tests/reference/ast_new-match_stmt1-9e84d24.json
index d72335baba..6e096f25ea 100644
--- a/tests/reference/ast_new-match_stmt1-9f49edb.json
+++ b/tests/reference/ast_new-match_stmt1-9e84d24.json
@@ -1,11 +1,11 @@
 {
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similarity index 100%
rename from tests/reference/ast_new-match_stmt1-9f49edb.stdout
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diff --git a/tests/reference/ast_new-slice1-0471787.json b/tests/reference/ast_new-slice1-9c440e3.json
similarity index 63%
rename from tests/reference/ast_new-slice1-0471787.json
rename to tests/reference/ast_new-slice1-9c440e3.json
index b899eaa864..5efa42035d 100644
--- a/tests/reference/ast_new-slice1-0471787.json
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diff --git a/tests/reference/ast_new-slice1-0471787.stdout b/tests/reference/ast_new-slice1-9c440e3.stdout
similarity index 100%
rename from tests/reference/ast_new-slice1-0471787.stdout
rename to tests/reference/ast_new-slice1-9c440e3.stdout
diff --git a/tests/reference/ast_new-statements1-1685ab2.json b/tests/reference/ast_new-statements1-e081093.json
similarity index 62%
rename from tests/reference/ast_new-statements1-1685ab2.json
rename to tests/reference/ast_new-statements1-e081093.json
index 4cd7d126ff..5676cb70c4 100644
--- a/tests/reference/ast_new-statements1-1685ab2.json
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+    "basename": "ast_new-statements1-e081093",
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similarity index 100%
rename from tests/reference/ast_new-statements1-1685ab2.stdout
rename to tests/reference/ast_new-statements1-e081093.stdout
diff --git a/tests/reference/ast_new-statements2-d9ec152.json b/tests/reference/ast_new-statements2-c4cdc5f.json
similarity index 62%
rename from tests/reference/ast_new-statements2-d9ec152.json
rename to tests/reference/ast_new-statements2-c4cdc5f.json
index 0b25890d07..efb47d87e7 100644
--- a/tests/reference/ast_new-statements2-d9ec152.json
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-    "basename": "ast_new-statements2-d9ec152",
-    "cmd": "lpython --show-ast --indent --new-parser --no-color {infile} -o {outfile}",
+    "basename": "ast_new-statements2-c4cdc5f",
+    "cmd": "lpython --show-ast --new-parser --no-color {infile} -o {outfile}",
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similarity index 100%
rename from tests/reference/ast_new-statements2-d9ec152.stdout
rename to tests/reference/ast_new-statements2-c4cdc5f.stdout
diff --git a/tests/reference/ast_new-string1-f14340e.json b/tests/reference/ast_new-string1-96b90b3.json
similarity index 63%
rename from tests/reference/ast_new-string1-f14340e.json
rename to tests/reference/ast_new-string1-96b90b3.json
index 260fefc33c..49a78caf38 100644
--- a/tests/reference/ast_new-string1-f14340e.json
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+    "basename": "ast_new-string1-96b90b3",
+    "cmd": "lpython --show-ast --new-parser --no-color {infile} -o {outfile}",
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similarity index 100%
rename from tests/reference/ast_new-string1-f14340e.stdout
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similarity index 63%
rename from tests/reference/ast_new-string2-b6abe54.json
rename to tests/reference/ast_new-string2-44323ea.json
index 91384b3852..3bcc6c58df 100644
--- a/tests/reference/ast_new-string2-b6abe54.json
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 {
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-    "cmd": "lpython --show-ast --indent --new-parser --no-color {infile} -o {outfile}",
+    "basename": "ast_new-string2-44323ea",
+    "cmd": "lpython --show-ast --new-parser --no-color {infile} -o {outfile}",
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similarity index 100%
rename from tests/reference/ast_new-string2-b6abe54.stdout
rename to tests/reference/ast_new-string2-44323ea.stdout
diff --git a/tests/reference/ast_new-string3-27e8bd2.json b/tests/reference/ast_new-string3-37f35a0.json
similarity index 63%
rename from tests/reference/ast_new-string3-27e8bd2.json
rename to tests/reference/ast_new-string3-37f35a0.json
index 181d5568b8..bd16a6a8a7 100644
--- a/tests/reference/ast_new-string3-27e8bd2.json
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+    "basename": "ast_new-string3-37f35a0",
+    "cmd": "lpython --show-ast --new-parser --no-color {infile} -o {outfile}",
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similarity index 100%
rename from tests/reference/ast_new-string3-27e8bd2.stdout
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diff --git a/tests/reference/ast_new-try1-be44da5.json b/tests/reference/ast_new-try1-a9a22cf.json
similarity index 64%
rename from tests/reference/ast_new-try1-be44da5.json
rename to tests/reference/ast_new-try1-a9a22cf.json
index 9ef61523cd..a252588d6f 100644
--- a/tests/reference/ast_new-try1-be44da5.json
+++ b/tests/reference/ast_new-try1-a9a22cf.json
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 {
-    "basename": "ast_new-try1-be44da5",
-    "cmd": "lpython --show-ast --indent --new-parser --no-color {infile} -o {outfile}",
+    "basename": "ast_new-try1-a9a22cf",
+    "cmd": "lpython --show-ast --new-parser --no-color {infile} -o {outfile}",
     "infile": "tests/parser/try1.py",
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-    "stdout": "ast_new-try1-be44da5.stdout",
+    "stdout": "ast_new-try1-a9a22cf.stdout",
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similarity index 100%
rename from tests/reference/ast_new-try1-be44da5.stdout
rename to tests/reference/ast_new-try1-a9a22cf.stdout
diff --git a/tests/reference/ast_new-tuple1-3e447de.json b/tests/reference/ast_new-tuple1-29c08af.json
similarity index 63%
rename from tests/reference/ast_new-tuple1-3e447de.json
rename to tests/reference/ast_new-tuple1-29c08af.json
index ea7d87407f..c23dd5efe2 100644
--- a/tests/reference/ast_new-tuple1-3e447de.json
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 {
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-    "cmd": "lpython --show-ast --indent --new-parser --no-color {infile} -o {outfile}",
+    "basename": "ast_new-tuple1-29c08af",
+    "cmd": "lpython --show-ast --new-parser --no-color {infile} -o {outfile}",
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diff --git a/tests/reference/ast_new-tuple1-3e447de.stdout b/tests/reference/ast_new-tuple1-29c08af.stdout
similarity index 100%
rename from tests/reference/ast_new-tuple1-3e447de.stdout
rename to tests/reference/ast_new-tuple1-29c08af.stdout
diff --git a/tests/reference/ast_new-type_comment1-a1dfe37.json b/tests/reference/ast_new-type_comment1-710ea6c.json
similarity index 62%
rename from tests/reference/ast_new-type_comment1-a1dfe37.json
rename to tests/reference/ast_new-type_comment1-710ea6c.json
index ea5705b944..5cabf43401 100644
--- a/tests/reference/ast_new-type_comment1-a1dfe37.json
+++ b/tests/reference/ast_new-type_comment1-710ea6c.json
@@ -1,11 +1,11 @@
 {
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-    "cmd": "lpython --show-ast --indent --new-parser --no-color {infile} -o {outfile}",
+    "basename": "ast_new-type_comment1-710ea6c",
+    "cmd": "lpython --show-ast --new-parser --no-color {infile} -o {outfile}",
     "infile": "tests/parser/type_comment1.py",
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+    "stdout": "ast_new-type_comment1-710ea6c.stdout",
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diff --git a/tests/reference/ast_new-type_comment1-a1dfe37.stdout b/tests/reference/ast_new-type_comment1-710ea6c.stdout
similarity index 100%
rename from tests/reference/ast_new-type_comment1-a1dfe37.stdout
rename to tests/reference/ast_new-type_comment1-710ea6c.stdout
diff --git a/tests/reference/ast_new-unicode-1c0cbec.json b/tests/reference/ast_new-unicode-d3199dc.json
similarity index 63%
rename from tests/reference/ast_new-unicode-1c0cbec.json
rename to tests/reference/ast_new-unicode-d3199dc.json
index 9597b4afd7..953033c69f 100644
--- a/tests/reference/ast_new-unicode-1c0cbec.json
+++ b/tests/reference/ast_new-unicode-d3199dc.json
@@ -1,11 +1,11 @@
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-    "cmd": "lpython --show-ast --indent --new-parser --no-color {infile} -o {outfile}",
+    "basename": "ast_new-unicode-d3199dc",
+    "cmd": "lpython --show-ast --new-parser --no-color {infile} -o {outfile}",
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diff --git a/tests/reference/ast_new-unicode-1c0cbec.stdout b/tests/reference/ast_new-unicode-d3199dc.stdout
similarity index 100%
rename from tests/reference/ast_new-unicode-1c0cbec.stdout
rename to tests/reference/ast_new-unicode-d3199dc.stdout
diff --git a/tests/reference/ast_new-while1-1c5ee87.json b/tests/reference/ast_new-while1-a4c6382.json
similarity index 63%
rename from tests/reference/ast_new-while1-1c5ee87.json
rename to tests/reference/ast_new-while1-a4c6382.json
index 652289872b..b007957ac4 100644
--- a/tests/reference/ast_new-while1-1c5ee87.json
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+    "basename": "ast_new-while1-a4c6382",
+    "cmd": "lpython --show-ast --new-parser --no-color {infile} -o {outfile}",
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diff --git a/tests/reference/ast_new-while1-1c5ee87.stdout b/tests/reference/ast_new-while1-a4c6382.stdout
similarity index 100%
rename from tests/reference/ast_new-while1-1c5ee87.stdout
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diff --git a/tests/reference/ast_new-with1-cf2a022.json b/tests/reference/ast_new-with1-6c88c0f.json
similarity index 64%
rename from tests/reference/ast_new-with1-cf2a022.json
rename to tests/reference/ast_new-with1-6c88c0f.json
index acf9b87da4..379e083532 100644
--- a/tests/reference/ast_new-with1-cf2a022.json
+++ b/tests/reference/ast_new-with1-6c88c0f.json
@@ -1,11 +1,11 @@
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-    "cmd": "lpython --show-ast --indent --new-parser --no-color {infile} -o {outfile}",
+    "basename": "ast_new-with1-6c88c0f",
+    "cmd": "lpython --show-ast --new-parser --no-color {infile} -o {outfile}",
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diff --git a/tests/reference/ast_new-with1-cf2a022.stdout b/tests/reference/ast_new-with1-6c88c0f.stdout
similarity index 100%
rename from tests/reference/ast_new-with1-cf2a022.stdout
rename to tests/reference/ast_new-with1-6c88c0f.stdout
diff --git a/tests/reference/ast_new-yield-b585d08.json b/tests/reference/ast_new-yield-4c41668.json
similarity index 64%
rename from tests/reference/ast_new-yield-b585d08.json
rename to tests/reference/ast_new-yield-4c41668.json
index 5ca17ef702..84c7e07ded 100644
--- a/tests/reference/ast_new-yield-b585d08.json
+++ b/tests/reference/ast_new-yield-4c41668.json
@@ -1,11 +1,11 @@
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+    "basename": "ast_new-yield-4c41668",
+    "cmd": "lpython --show-ast --new-parser --no-color {infile} -o {outfile}",
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diff --git a/tests/reference/ast_new-yield-b585d08.stdout b/tests/reference/ast_new-yield-4c41668.stdout
similarity index 100%
rename from tests/reference/ast_new-yield-b585d08.stdout
rename to tests/reference/ast_new-yield-4c41668.stdout
diff --git a/tests/reference/pass_inline_function_calls-func_inline_01-6cf8821.json b/tests/reference/pass_inline_function_calls-func_inline_01-8b6a5da.json
similarity index 59%
rename from tests/reference/pass_inline_function_calls-func_inline_01-6cf8821.json
rename to tests/reference/pass_inline_function_calls-func_inline_01-8b6a5da.json
index 67e4329c18..4e2052d23f 100644
--- a/tests/reference/pass_inline_function_calls-func_inline_01-6cf8821.json
+++ b/tests/reference/pass_inline_function_calls-func_inline_01-8b6a5da.json
@@ -1,11 +1,11 @@
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+    "basename": "pass_inline_function_calls-func_inline_01-8b6a5da",
+    "cmd": "lpython --pass=inline_function_calls --show-asr --no-color {infile} -o {outfile}",
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similarity index 100%
rename from tests/reference/pass_inline_function_calls-func_inline_01-6cf8821.stdout
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diff --git a/tests/reference/pass_loop_vectorise-vec_01-fdf30b1.json b/tests/reference/pass_loop_vectorise-vec_01-be9985e.json
similarity index 60%
rename from tests/reference/pass_loop_vectorise-vec_01-fdf30b1.json
rename to tests/reference/pass_loop_vectorise-vec_01-be9985e.json
index 342d9935f2..52fabee30f 100644
--- a/tests/reference/pass_loop_vectorise-vec_01-fdf30b1.json
+++ b/tests/reference/pass_loop_vectorise-vec_01-be9985e.json
@@ -1,11 +1,11 @@
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-    "cmd": "lpython --pass=loop_vectorise --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "pass_loop_vectorise-vec_01-be9985e",
+    "cmd": "lpython --pass=loop_vectorise --show-asr --no-color {infile} -o {outfile}",
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diff --git a/tests/reference/pass_loop_vectorise-vec_01-fdf30b1.stdout b/tests/reference/pass_loop_vectorise-vec_01-be9985e.stdout
similarity index 100%
rename from tests/reference/pass_loop_vectorise-vec_01-fdf30b1.stdout
rename to tests/reference/pass_loop_vectorise-vec_01-be9985e.stdout
diff --git a/tests/reference/pass_print_list_tuple-print_02-1bcc4ec.json b/tests/reference/pass_print_list_tuple-print_02-09600eb.json
similarity index 59%
rename from tests/reference/pass_print_list_tuple-print_02-1bcc4ec.json
rename to tests/reference/pass_print_list_tuple-print_02-09600eb.json
index bbad69c6a7..b3a8e5d4d3 100644
--- a/tests/reference/pass_print_list_tuple-print_02-1bcc4ec.json
+++ b/tests/reference/pass_print_list_tuple-print_02-09600eb.json
@@ -1,11 +1,11 @@
 {
-    "basename": "pass_print_list_tuple-print_02-1bcc4ec",
-    "cmd": "lpython --pass=print_list_tuple --show-asr --indent --no-color {infile} -o {outfile}",
+    "basename": "pass_print_list_tuple-print_02-09600eb",
+    "cmd": "lpython --pass=print_list_tuple --show-asr --no-color {infile} -o {outfile}",
     "infile": "tests/../integration_tests/print_02.py",
     "infile_hash": "c4513f1b2ab1a2f33a0784fe80b4d32b506c05799b0c920c4f5b0411",
     "outfile": null,
     "outfile_hash": null,
-    "stdout": "pass_print_list_tuple-print_02-1bcc4ec.stdout",
+    "stdout": "pass_print_list_tuple-print_02-09600eb.stdout",
     "stdout_hash": "632afad0dfd3439278b02e3f6f3219008bd43628fcc5a9720ecad3a0",
     "stderr": null,
     "stderr_hash": null,
diff --git a/tests/reference/pass_print_list_tuple-print_02-1bcc4ec.stdout b/tests/reference/pass_print_list_tuple-print_02-09600eb.stdout
similarity index 100%
rename from tests/reference/pass_print_list_tuple-print_02-1bcc4ec.stdout
rename to tests/reference/pass_print_list_tuple-print_02-09600eb.stdout