Run multithreaded quiet tests

.travis.yml

@@ -112,6 +112,15 @@ matrix:
     # FIXME: https://github.com/rust-lang/rust/issues/56153
     - env: TARGET=x86_64-pc-windows-gnu STDSIMD_DISABLE_ASSERT_INSTR=1
     - env: TARGET=i686-pc-windows-gnu
+    # FIXME https://github.com/rust-lang/libc/issues/1170
+    - name: "x86_64-linux-android - no assert_instr"
+    - name: "arm-linux-androideabi - no assert_instr"
+    - name: "aarch64-linux-android - no assert_instr"
+    # clippy changes enough from time to time that it breaks relatively
+    # regularly
+    - name: "clippy"
+    # qemu seems to intermittently segfault...
+    - name: "powerpc-unknown-linux-gnu - no assert_instr"
 
 install: travis_retry rustup target add $TARGET
 script:

ci/run.sh

@@ -6,7 +6,6 @@ set -ex
 
 # Tests are all super fast anyway, and they fault often enough on travis that
 # having only one thread increases debuggability to be worth it.
-export RUST_TEST_THREADS=1
 #export RUST_BACKTRACE=full
 #export RUST_TEST_NOCAPTURE=1
 
@@ -46,6 +45,13 @@ cargo_test() {
         cmd="$cmd -p coresimd -p stdsimd"
     fi
     cmd="$cmd -- $2"
+    if [ "$NORUN" != "1" ]
+    then
+      if [ "$TARGET" != "wasm32-unknown-unknown" ]
+      then
+        cmd="$cmd --quiet"
+      fi
+    fi
     $cmd
 }
 

ci/runtest-android.rs

@@ -3,8 +3,12 @@ use std::process::Command;
 use std::path::{Path, PathBuf};
 
 fn main() {
-    assert_eq!(env::args_os().len(), 2);
-    let test = PathBuf::from(env::args_os().nth(1).unwrap());
+    let args = env::args_os()
+        .skip(1)
+        .filter(|arg| arg != "--quiet")
+        .collect::<Vec<_>>();
+    assert_eq!(args.len(), 1);
+    let test = PathBuf::from(&args[0]);
     let dst = Path::new("/data/local/tmp").join(test.file_name().unwrap());
 
     let status = Command::new("adb")