'index out of bounds: the len is 1 but the index is 1', src/tools/clippy/clippy_lints/src/ptr.rs:644:25

[matthiaskrgr]

Summary

git clone https://github.com/rust-analyzer/rust-analyzer/
cd rust-analyzer
git checkout 6634eaf13a7e3a2b30f98f6e69af952f2d760df4
cd crates/proc_macro_api
cargo clippy -- --cap-lints warn

Version

rustc 1.60.0-nightly (498eeb72f 2022-01-31)
binary: rustc
commit-hash: 498eeb72f590e518e19746b346be53713689e207
commit-date: 2022-01-31
host: x86_64-unknown-linux-gnu
release: 1.60.0-nightly
LLVM version: 13.0.0

Error output

Backtrace

thread 'rustc' panicked at 'index out of bounds: the len is 1 but the index is 1', src/tools/clippy/clippy_lints/src/ptr.rs:644:25
stack backtrace:
 0:     0x7fc68b10e8bc - std::backtrace_rs::backtrace::libunwind::trace::h57f7807b414eb329
                             at /rustc/498eeb72f590e518e19746b346be53713689e207/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
 1:     0x7fc68b10e8bc - std::backtrace_rs::backtrace::trace_unsynchronized::hbdc9ceca4a060796
                             at /rustc/498eeb72f590e518e19746b346be53713689e207/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
 2:     0x7fc68b10e8bc - std::sys_common::backtrace::_print_fmt::h27b5ccb1591e1f2e
                             at /rustc/498eeb72f590e518e19746b346be53713689e207/library/std/src/sys_common/backtrace.rs:67:5
 3:     0x7fc68b10e8bc - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h9d599eca26bfbfe0
                             at /rustc/498eeb72f590e518e19746b346be53713689e207/library/std/src/sys_common/backtrace.rs:46:22
 4:     0x7fc68b16fd2c - core::fmt::write::hc18d9fcf926de540
                             at /rustc/498eeb72f590e518e19746b346be53713689e207/library/core/src/fmt/mod.rs:1190:17
 5:     0x7fc68b0fde73 - std::io::Write::write_fmt::h01252dec1ee17d5d
                             at /rustc/498eeb72f590e518e19746b346be53713689e207/library/std/src/io/mod.rs:1653:15
 6:     0x7fc68b112ce2 - std::sys_common::backtrace::_print::hbf6e4652dcbb9d3e
                             at /rustc/498eeb72f590e518e19746b346be53713689e207/library/std/src/sys_common/backtrace.rs:49:5
 7:     0x7fc68b112ce2 - std::sys_common::backtrace::print::h9b9cd8c491550afc
                             at /rustc/498eeb72f590e518e19746b346be53713689e207/library/std/src/sys_common/backtrace.rs:36:9
 8:     0x7fc68b112ce2 - std::panicking::default_hook::{{closure}}::hf1ff40c60b5ab30d
                             at /rustc/498eeb72f590e518e19746b346be53713689e207/library/std/src/panicking.rs:290:50
 9:     0x7fc68b1128c5 - std::panicking::default_hook::h4651ea8e62ea60f2
                             at /rustc/498eeb72f590e518e19746b346be53713689e207/library/std/src/panicking.rs:307:9
10:     0x563fa2b1e571 - clippy_driver[ca87026c7a38ebfb]::ICE_HOOK::{closure#0}::{closure#0}
11:     0x7fc676857589 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb83eb55f482facb0
12:     0x7fc676894b54 - proc_macro::bridge::client::<impl proc_macro::bridge::Bridge>::enter::{{closure}}::{{closure}}::h8ca10bb03731e98a
13:     0x7fc6768f3d06 - std::panicking::update_hook::{{closure}}::h23a548444e3d640e
14:     0x7fc68b1134fb - std::panicking::rust_panic_with_hook::h595b878a5a043a08
                             at /rustc/498eeb72f590e518e19746b346be53713689e207/library/std/src/panicking.rs:695:17
15:     0x7fc68b1131b7 - std::panicking::begin_panic_handler::{{closure}}::hc7507907a9ea289e
                             at /rustc/498eeb72f590e518e19746b346be53713689e207/library/std/src/panicking.rs:581:13
16:     0x7fc68b10ed64 - std::sys_common::backtrace::__rust_end_short_backtrace::hc1cd0ec74aad6d4d
                             at /rustc/498eeb72f590e518e19746b346be53713689e207/library/std/src/sys_common/backtrace.rs:139:18
17:     0x7fc68b112ec9 - rust_begin_unwind
                             at /rustc/498eeb72f590e518e19746b346be53713689e207/library/std/src/panicking.rs:577:5
18:     0x7fc68b0da7d3 - core::panicking::panic_fmt::h4ba65dd8f60b462e
                             at /rustc/498eeb72f590e518e19746b346be53713689e207/library/core/src/panicking.rs:135:14
19:     0x7fc68b0da722 - core::panicking::panic_bounds_check::hd091da064864f323
                             at /rustc/498eeb72f590e518e19746b346be53713689e207/library/core/src/panicking.rs:77:5
20:     0x563fa2cd1c66 - <hashbrown[eb61a139ecd08067]::map::HashMap<rustc_hir[4fd4c8cfa82df924]::hir_id::HirId, usize, core[ea131dd00119fcdf]::hash::BuildHasherDefault<rustc_hash[ddc3963188a291e8]::FxHasher>> as core[ea131dd00119fcdf]::iter::traits::collect::Extend<(rustc_hir[4fd4c8cfa82df924]::hir_id::HirId, usize)>>::extend::<core[ea131dd00119fcdf]::iter::adapters::filter_map::FilterMap<core[ea131dd00119fcdf]::iter::adapters::enumerate::Enumerate<core[ea131dd00119fcdf]::slice::iter::Iter<clippy_lints[97b25566a96a474f]::ptr::PtrArg>>, clippy_lints[97b25566a96a474f]::ptr::check_ptr_arg_usage::{closure#1}>>
21:     0x563fa2ce79b3 - <clippy_lints[97b25566a96a474f]::ptr::Ptr as rustc_lint[af83189a70346794]::passes::LateLintPass>::check_body
22:     0x7fc68c677711 - <rustc_lint[af83189a70346794]::late::LateLintPassObjects as rustc_lint[af83189a70346794]::passes::LateLintPass>::check_body
23:     0x7fc68b9e315b - <rustc_lint[af83189a70346794]::late::LateContextAndPass<rustc_lint[af83189a70346794]::late::LateLintPassObjects> as rustc_hir[4fd4c8cfa82df924]::intravisit::Visitor>::visit_nested_body
24:     0x7fc68b9e35ba - <rustc_lint[af83189a70346794]::late::LateContextAndPass<rustc_lint[af83189a70346794]::late::LateLintPassObjects> as rustc_hir[4fd4c8cfa82df924]::intravisit::Visitor>::visit_fn
25:     0x7fc68b97a732 - rustc_hir[4fd4c8cfa82df924]::intravisit::walk_item::<rustc_lint[af83189a70346794]::late::LateContextAndPass<rustc_lint[af83189a70346794]::late::LateLintPassObjects>>
26:     0x7fc68b9e2355 - <rustc_lint[af83189a70346794]::late::LateContextAndPass<rustc_lint[af83189a70346794]::late::LateLintPassObjects> as rustc_hir[4fd4c8cfa82df924]::intravisit::Visitor>::visit_nested_item
27:     0x7fc68b97a327 - rustc_hir[4fd4c8cfa82df924]::intravisit::walk_mod::<rustc_lint[af83189a70346794]::late::LateContextAndPass<rustc_lint[af83189a70346794]::late::LateLintPassObjects>>
28:     0x7fc68b9e3a9c - <rustc_lint[af83189a70346794]::late::LateContextAndPass<rustc_lint[af83189a70346794]::late::LateLintPassObjects> as rustc_hir[4fd4c8cfa82df924]::intravisit::Visitor>::visit_mod
29:     0x7fc68b9e2355 - <rustc_lint[af83189a70346794]::late::LateContextAndPass<rustc_lint[af83189a70346794]::late::LateLintPassObjects> as rustc_hir[4fd4c8cfa82df924]::intravisit::Visitor>::visit_nested_item
30:     0x7fc68b97a327 - rustc_hir[4fd4c8cfa82df924]::intravisit::walk_mod::<rustc_lint[af83189a70346794]::late::LateContextAndPass<rustc_lint[af83189a70346794]::late::LateLintPassObjects>>
31:     0x7fc68b9e3a9c - <rustc_lint[af83189a70346794]::late::LateContextAndPass<rustc_lint[af83189a70346794]::late::LateLintPassObjects> as rustc_hir[4fd4c8cfa82df924]::intravisit::Visitor>::visit_mod
32:     0x7fc68b9e0578 - <rustc_middle[308624d00b1a60fb]::hir::map::Map>::walk_toplevel_module::<rustc_lint[af83189a70346794]::late::LateContextAndPass<rustc_lint[af83189a70346794]::late::LateLintPassObjects>>
33:     0x7fc68b9e42a9 - rustc_lint[af83189a70346794]::late::late_lint_pass_crate::<rustc_lint[af83189a70346794]::late::LateLintPassObjects>
34:     0x7fc68d79bfe2 - rustc_lint[af83189a70346794]::late::late_lint_crate::<rustc_lint[af83189a70346794]::BuiltinCombinedLateLintPass>
35:     0x7fc68d791cbb - <rustc_session[4e9edec593f7bf37]::session::Session>::time::<(), rustc_lint[af83189a70346794]::late::check_crate<rustc_lint[af83189a70346794]::BuiltinCombinedLateLintPass, rustc_interface[8a9b172a366d8799]::passes::analysis::{closure#5}::{closure#0}::{closure#3}::{closure#0}::{closure#0}>::{closure#0}::{closure#0}>
36:     0x7fc68d793fd6 - <core[ea131dd00119fcdf]::panic::unwind_safe::AssertUnwindSafe<rustc_interface[8a9b172a366d8799]::passes::analysis::{closure#5}::{closure#0}::{closure#3}> as core[ea131dd00119fcdf]::ops::function::FnOnce<()>>::call_once
37:     0x7fc68d795ab5 - <core[ea131dd00119fcdf]::panic::unwind_safe::AssertUnwindSafe<rustc_interface[8a9b172a366d8799]::passes::analysis::{closure#5}::{closure#0}> as core[ea131dd00119fcdf]::ops::function::FnOnce<()>>::call_once
38:     0x7fc68d793518 - <rustc_session[4e9edec593f7bf37]::session::Session>::time::<(), rustc_interface[8a9b172a366d8799]::passes::analysis::{closure#5}>
39:     0x7fc68d77a4ac - rustc_interface[8a9b172a366d8799]::passes::analysis
40:     0x7fc68dce00de - <rustc_query_system[2e537618065482c4]::dep_graph::graph::DepGraph<rustc_middle[308624d00b1a60fb]::dep_graph::dep_node::DepKind>>::with_task::<rustc_middle[308624d00b1a60fb]::ty::context::TyCtxt, (), core[ea131dd00119fcdf]::result::Result<(), rustc_errors[5c190b1069194a04]::ErrorReported>>
41:     0x7fc68dc66903 - rustc_data_structures[8dfc0aadcd5f6c30]::stack::ensure_sufficient_stack::<(core[ea131dd00119fcdf]::result::Result<(), rustc_errors[5c190b1069194a04]::ErrorReported>, rustc_query_system[2e537618065482c4]::dep_graph::graph::DepNodeIndex), rustc_query_system[2e537618065482c4]::query::plumbing::execute_job<rustc_query_impl[4895e94c0e24efb7]::plumbing::QueryCtxt, (), core[ea131dd00119fcdf]::result::Result<(), rustc_errors[5c190b1069194a04]::ErrorReported>>::{closure#3}>
42:     0x7fc68dc11896 - rustc_query_system[2e537618065482c4]::query::plumbing::try_execute_query::<rustc_query_impl[4895e94c0e24efb7]::plumbing::QueryCtxt, rustc_query_system[2e537618065482c4]::query::caches::DefaultCache<(), core[ea131dd00119fcdf]::result::Result<(), rustc_errors[5c190b1069194a04]::ErrorReported>>>
43:     0x7fc68dc508d5 - rustc_query_system[2e537618065482c4]::query::plumbing::get_query::<rustc_query_impl[4895e94c0e24efb7]::queries::analysis, rustc_query_impl[4895e94c0e24efb7]::plumbing::QueryCtxt>
44:     0x7fc68d74dfbd - <rustc_interface[8a9b172a366d8799]::passes::QueryContext>::enter::<rustc_driver[fb1ec9b0c191644e]::run_compiler::{closure#1}::{closure#2}::{closure#3}, core[ea131dd00119fcdf]::result::Result<(), rustc_errors[5c190b1069194a04]::ErrorReported>>
45:     0x7fc68d74c1fa - <rustc_interface[8a9b172a366d8799]::interface::Compiler>::enter::<rustc_driver[fb1ec9b0c191644e]::run_compiler::{closure#1}::{closure#2}, core[ea131dd00119fcdf]::result::Result<core[ea131dd00119fcdf]::option::Option<rustc_interface[8a9b172a366d8799]::queries::Linker>, rustc_errors[5c190b1069194a04]::ErrorReported>>
46:     0x7fc68d74f03c - rustc_span[704723e66117c16c]::with_source_map::<core[ea131dd00119fcdf]::result::Result<(), rustc_errors[5c190b1069194a04]::ErrorReported>, rustc_interface[8a9b172a366d8799]::interface::create_compiler_and_run<core[ea131dd00119fcdf]::result::Result<(), rustc_errors[5c190b1069194a04]::ErrorReported>, rustc_driver[fb1ec9b0c191644e]::run_compiler::{closure#1}>::{closure#1}>
47:     0x7fc68d74bbde - rustc_interface[8a9b172a366d8799]::interface::create_compiler_and_run::<core[ea131dd00119fcdf]::result::Result<(), rustc_errors[5c190b1069194a04]::ErrorReported>, rustc_driver[fb1ec9b0c191644e]::run_compiler::{closure#1}>
48:     0x7fc68d730be2 - std[6f6e099d0ffdbe4a]::sys_common::backtrace::__rust_begin_short_backtrace::<rustc_interface[8a9b172a366d8799]::util::setup_callbacks_and_run_in_thread_pool_with_globals<rustc_interface[8a9b172a366d8799]::interface::run_compiler<core[ea131dd00119fcdf]::result::Result<(), rustc_errors[5c190b1069194a04]::ErrorReported>, rustc_driver[fb1ec9b0c191644e]::run_compiler::{closure#1}>::{closure#0}, core[ea131dd00119fcdf]::result::Result<(), rustc_errors[5c190b1069194a04]::ErrorReported>>::{closure#0}, core[ea131dd00119fcdf]::result::Result<(), rustc_errors[5c190b1069194a04]::ErrorReported>>
49:     0x7fc68d72f639 - <<std[6f6e099d0ffdbe4a]::thread::Builder>::spawn_unchecked_<rustc_interface[8a9b172a366d8799]::util::setup_callbacks_and_run_in_thread_pool_with_globals<rustc_interface[8a9b172a366d8799]::interface::run_compiler<core[ea131dd00119fcdf]::result::Result<(), rustc_errors[5c190b1069194a04]::ErrorReported>, rustc_driver[fb1ec9b0c191644e]::run_compiler::{closure#1}>::{closure#0}, core[ea131dd00119fcdf]::result::Result<(), rustc_errors[5c190b1069194a04]::ErrorReported>>::{closure#0}, core[ea131dd00119fcdf]::result::Result<(), rustc_errors[5c190b1069194a04]::ErrorReported>>::{closure#1} as core[ea131dd00119fcdf]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
50:     0x7fc68b11f253 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h517b04514611d0c2
                             at /rustc/498eeb72f590e518e19746b346be53713689e207/library/alloc/src/boxed.rs:1854:9
51:     0x7fc68b11f253 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h7f563a51cc3a5629
                             at /rustc/498eeb72f590e518e19746b346be53713689e207/library/alloc/src/boxed.rs:1854:9
52:     0x7fc68b11f253 - std::sys::unix::thread::Thread::new::thread_start::h3d3787d3c1d471cc
                             at /rustc/498eeb72f590e518e19746b346be53713689e207/library/std/src/sys/unix/thread.rs:108:17
53:     0x7fc68b011259 - start_thread
54:     0x7fc68adf45e3 - __GI___clone
55:                0x0 - <unknown>

error: internal compiler error: unexpected panic

note: the compiler unexpectedly panicked. this is a bug.

note: we would appreciate a bug report: https://github.com/rust-lang/rust-clippy/issues/new

note: Clippy version: clippy 0.1.60 (498eeb7 2022-01-31)

query stack during panic:
#0 [analysis] running analysis passes on this crate
end of query stack
warning: `proc_macro_api` (lib) generated 2 warnings
error: could not compile `proc_macro_api`; 2 warnings emitted