[INFO] crate libmcs 0.1.0 is already in cache [INFO] extracting crate libmcs 0.1.0 into work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/libmcs/0.1.0 [INFO] extracting crate libmcs 0.1.0 into work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/libmcs/0.1.0 [INFO] validating manifest of libmcs-0.1.0 on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of libmcs-0.1.0 on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing libmcs-0.1.0 [INFO] finished frobbing libmcs-0.1.0 [INFO] frobbed toml for libmcs-0.1.0 written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/libmcs/0.1.0/Cargo.toml [INFO] started frobbing libmcs-0.1.0 [INFO] finished frobbing libmcs-0.1.0 [INFO] frobbed toml for libmcs-0.1.0 written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/libmcs/0.1.0/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing libmcs-0.1.0 against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-6/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/libmcs/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "build" "--frozen"` [INFO] [stdout] 61a8eb59422faadfb70ea34f46349d6786ded62f275c1a1fa1544868f28470b3 [INFO] running `"docker" "start" "-a" "61a8eb59422faadfb70ea34f46349d6786ded62f275c1a1fa1544868f28470b3"` [INFO] [stderr] Compiling libmcs v0.1.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.47s [INFO] running `"docker" "inspect" "61a8eb59422faadfb70ea34f46349d6786ded62f275c1a1fa1544868f28470b3"` [INFO] running `"docker" "rm" "-f" "61a8eb59422faadfb70ea34f46349d6786ded62f275c1a1fa1544868f28470b3"` [INFO] [stdout] 61a8eb59422faadfb70ea34f46349d6786ded62f275c1a1fa1544868f28470b3 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-6/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/libmcs/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen" "--no-run"` [INFO] [stdout] fcf1ffef390a36b567618599976a7a50a19966fc5f9f666d96ba3a42e70af59b [INFO] running `"docker" "start" "-a" "fcf1ffef390a36b567618599976a7a50a19966fc5f9f666d96ba3a42e70af59b"` [INFO] [stderr] Compiling libmcs v0.1.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.16s [INFO] running `"docker" "inspect" "fcf1ffef390a36b567618599976a7a50a19966fc5f9f666d96ba3a42e70af59b"` [INFO] running `"docker" "rm" "-f" "fcf1ffef390a36b567618599976a7a50a19966fc5f9f666d96ba3a42e70af59b"` [INFO] [stdout] fcf1ffef390a36b567618599976a7a50a19966fc5f9f666d96ba3a42e70af59b [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-6/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/libmcs/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen"` [INFO] [stdout] acf9eaa46b9e55b4e7d2c37d4db6da447a4f36d8de55b01180bf6aaa7d7f3e00 [INFO] running `"docker" "start" "-a" "acf9eaa46b9e55b4e7d2c37d4db6da447a4f36d8de55b01180bf6aaa7d7f3e00"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running /opt/crater/target/debug/deps/libmcs-ab26ba45e46038a2 [INFO] [stdout] [INFO] [stdout] running 12 tests [INFO] [stdout] test mcs::tests::smoke ... ok [INFO] [stdout] test mcs::tests::test_get_mut ... ok [INFO] [stdout] test mcs::tests::test_into_inner ... ok [INFO] [stderr] thread '' panicked at 'assertion failed: `(left == right)` [INFO] [stderr] left: `1`, [INFO] [stderr] right: `2`', src/mcs.rs:429:13 [INFO] [stderr] stack backtrace: [INFO] [stdout] test mcs::tests::test_mutex_unsized ... ok [INFO] [stdout] test mcs::tests::test_mutex_arc_nested ... ok [INFO] [stdout] test mcs::tests::try_lock ... ok [INFO] [stderr] thread '' panicked at 'test panic in inner thread to poison mutex', src/mcs.rs:388:13 [INFO] [stderr] thread '' panicked at 'test panic in inner thread to poison mutex', src/mcs.rs:411:13 [INFO] [stderr] thread '' panicked at 'explicit panic', src/mcs.rs:465:13 [INFO] [stdout] test mcs::tests::test_into_inner_drop ... ok [INFO] [stdout] test mcs::tests::lots_and_lots ... ok [INFO] [stderr] 0: 0x5645bc7c4323 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::hb587d2734f1dc7c5 [INFO] [stderr] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39 [INFO] [stderr] 1: 0x5645bc7c00ab - std::sys_common::backtrace::_print::he39717f7cfbd122d [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:70 [INFO] [stderr] 2: 0x5645bc7c2fd6 - std::panicking::default_hook::{{closure}}::hb7f1ae5149814e5e [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:58 [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 3: 0x5645bc7c2d54 - std::panicking::default_hook::hc2b73d8ffc772b35 [INFO] [stderr] at src/libstd/panicking.rs:215 [INFO] [stderr] 4: 0x5645bc7c36e0 - std::panicking::rust_panic_with_hook::h625072734a147d22 [INFO] [stderr] at src/libstd/panicking.rs:478 [INFO] [stderr] 5: 0x5645bc7c3261 - std::panicking::continue_panic_fmt::h3d3b66f689c3e04e [INFO] [stderr] at src/libstd/panicking.rs:385 [INFO] [stderr] 6: 0x5645bc7c31ae - std::panicking::begin_panic_fmt::hc9320ccc48a296b3 [INFO] [stderr] at src/libstd/panicking.rs:340 [INFO] [stderr] 7: 0x5645bc753241 - libmcs::mcs::tests::test_mutex_arc_poison::{{closure}}::ha1db716b51412ed8 [INFO] [stderr] at src/mcs.rs:429 [INFO] [stderr] 8: 0x5645bc7583e2 - std::sys_common::backtrace::__rust_begin_short_backtrace::h5476ee876e6d7134 [INFO] [stdout] test mcs::tests::test_mutex_arc_poison ... ok [INFO] [stderr] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/sys_common/backtrace.rs:135 [INFO] [stderr] 9: 0x5645bc77385d - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h71f9c21c0e1322b0 [INFO] [stderr] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/thread/mod.rs:469 [INFO] [stderr] 10: 0x5645bc760cc0 - as core::ops::function::FnOnce<()>>::call_once::hf1fee42d054a912b [INFO] [stderr] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/panic.rs:309 [INFO] [stderr] 11: 0x5645bc75e854 - std::panicking::try::do_call::h3a629cd06fc56fff [INFO] [stderr] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/panicking.rs:297 [INFO] [stderr] 12: 0x5645bc7c6899 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:92 [INFO] [stderr] 13: 0x5645bc75e71d - std::panicking::try::hde2b660c5cc5e83d [INFO] [stderr] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/panicking.rs:276 [INFO] [stderr] 14: 0x5645bc761822 - std::panic::catch_unwind::h7ae43e35ccc6aaf0 [INFO] [stderr] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/panic.rs:388 [INFO] [stderr] 15: 0x5645bc773375 - std::thread::Builder::spawn_unchecked::{{closure}}::hdfeeb276eaf3e7f9 [INFO] [stderr] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/thread/mod.rs:468 [INFO] [stderr] 16: 0x5645bc773e46 - >::call_box::hb6ad1279c6f79177 [INFO] [stderr] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/liballoc/boxed.rs:734 [INFO] [stderr] 17: 0x5645bc7c5fbd - std::sys::unix::thread::Thread::new::thread_start::h60ff5f253b4125d5 [INFO] [stderr] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/liballoc/boxed.rs:744 [INFO] [stderr] at src/libstd/sys_common/thread.rs:14 [INFO] [stderr] at src/libstd/sys/unix/thread.rs:81 [INFO] [stderr] 18: 0x7f2a86fe9493 - start_thread [INFO] [stderr] 19: 0x7f2a86b14ace - __clone [INFO] [stderr] 20: 0x0 - [INFO] [stderr] stack backtrace: [INFO] [stdout] test mcs::tests::test_into_inner_poison ... ok [INFO] [stderr] 0: 0x5645bc7c4323 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::hb587d2734f1dc7c5 [INFO] [stderr] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39 [INFO] [stderr] 1: 0x5645bc7c00ab - std::sys_common::backtrace::_print::he39717f7cfbd122d [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:70 [INFO] [stderr] 2: 0x5645bc7c2fd6 - std::panicking::default_hook::{{closure}}::hb7f1ae5149814e5e [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:58 [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 3: 0x5645bc7c2d54 - std::panicking::default_hook::hc2b73d8ffc772b35 [INFO] [stderr] at src/libstd/panicking.rs:215 [INFO] [stderr] 4: 0x5645bc7c36e0 - std::panicking::rust_panic_with_hook::h625072734a147d22 [INFO] [stderr] at src/libstd/panicking.rs:478 [INFO] [stderr] 5: 0x5645bc75e0e3 - std::panicking::begin_panic::h576b56fabcb2b0cb [INFO] [stderr] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/panicking.rs:412 [INFO] [stderr] 6: 0x5645bc7525b9 - libmcs::mcs::tests::test_into_inner_poison::{{closure}}::h494f857610028731 [INFO] [stderr] at src/mcs.rs:388 [INFO] [stderr] 7: 0x5645bc758432 - std::sys_common::backtrace::__rust_begin_short_backtrace::ha91fb93f4d9db2f7 [INFO] [stderr] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/sys_common/backtrace.rs:135 [INFO] [stderr] 8: 0x5645bc77384d - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h5b7108843dc70aed [INFO] [stderr] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/thread/mod.rs:469 [INFO] [stderr] 9: 0x5645bc760c20 - as core::ops::function::FnOnce<()>>::call_once::h400a47ccfe2f3097 [INFO] [stderr] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/panic.rs:309 [INFO] [stderr] 10: 0x5645bc75e914 - std::panicking::try::do_call::h5e65aaffc6e85ddd [INFO] [stderr] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/panicking.rs:297 [INFO] [stderr] 11: 0x5645bc7c6899 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:92 [INFO] [stderr] 12: 0x5645bc75e22d - std::panicking::try::h76f3768e477d8a79 [INFO] [stderr] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/panicking.rs:276 [INFO] [stderr] 13: 0x5645bc761782 - std::panic::catch_unwind::h2e501e473652b730 [INFO] [stderr] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/panic.rs:388 [INFO] [stderr] 14: 0x5645bc772d95 - std::thread::Builder::spawn_unchecked::{{closure}}::ha70405839f68f8cf [INFO] [stderr] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/thread/mod.rs:468 [INFO] [stderr] 15: 0x5645bc773d16 - >::call_box::h03b9b66b1c433c51 [INFO] [stderr] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/liballoc/boxed.rs:734 [INFO] [stderr] 16: 0x5645bc7c5fbd - std::sys::unix::thread::Thread::new::thread_start::h60ff5f253b4125d5 [INFO] [stderr] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/liballoc/boxed.rs:744 [INFO] [stderr] at src/libstd/sys_common/thread.rs:14 [INFO] [stderr] at src/libstd/sys/unix/thread.rs:81 [INFO] [stderr] 17: 0x7f2a86fe9493 - start_thread [INFO] [stderr] 18: 0x7f2a86b14ace - __clone [INFO] [stderr] 19: 0x0 - [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x5645bc7c4323 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::hb587d2734f1dc7c5 [INFO] [stderr] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39 [INFO] [stderr] 1: 0x5645bc7c00ab - std::sys_common::backtrace::_print::he39717f7cfbd122d [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:70 [INFO] [stderr] 2: 0x5645bc7c2fd6 - std::panicking::default_hook::{{closure}}::hb7f1ae5149814e5e [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:58 [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 3: 0x5645bc7c2d54 - std::panicking::default_hook::hc2b73d8ffc772b35 [INFO] [stderr] at src/libstd/panicking.rs:215 [INFO] [stderr] 4: 0x5645bc7c36e0 - std::panicking::rust_panic_with_hook::h625072734a147d22 [INFO] [stderr] at src/libstd/panicking.rs:478 [INFO] [stdout] test mcs::tests::test_get_mut_poison ... ok [INFO] [stderr] 5: 0x5645bc75e0e3 - std::panicking::begin_panic::h576b56fabcb2b0cb [INFO] [stderr] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/panicking.rs:412 [INFO] [stderr] 6: 0x5645bc752dd9 - libmcs::mcs::tests::test_get_mut_poison::{{closure}}::h9c9a14ea3f066be6 [INFO] [stderr] at src/mcs.rs:411 [INFO] [stderr] 7: 0x5645bc758482 - std::sys_common::backtrace::__rust_begin_short_backtrace::hf2700907e2a1e5ab [INFO] [stderr] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/sys_common/backtrace.rs:135 [INFO] [stderr] 8: 0x5645bc77387d - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h90daccce21bda6c5 [INFO] [stderr] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/thread/mod.rs:469 [INFO] [stderr] 9: 0x5645bc760ca0 - as core::ops::function::FnOnce<()>>::call_once::hd80607503e6da2c8 [INFO] [stderr] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/panic.rs:309 [INFO] [stderr] 10: 0x5645bc75e964 - std::panicking::try::do_call::h6016491c3559ff90 [INFO] [stderr] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/panicking.rs:297 [INFO] [stderr] 11: 0x5645bc7c6899 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:92 [INFO] [stderr] 12: 0x5645bc75e52d - std::panicking::try::hb8f7cd0b843dbaad [INFO] [stderr] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/panicking.rs:276 [INFO] [stderr] 13: 0x5645bc761852 - std::panic::catch_unwind::hfb614df8e4eab045 [INFO] [stderr] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/panic.rs:388 [INFO] [stderr] 14: 0x5645bc773085 - std::thread::Builder::spawn_unchecked::{{closure}}::hc1393e9d5f8118ed [INFO] [stderr] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/thread/mod.rs:468 [INFO] [stderr] 15: 0x5645bc773de6 - >::call_box::h802716da1e8fb13c [INFO] [stderr] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/liballoc/boxed.rs:734 [INFO] [stderr] 16: 0x5645bc7c5fbd - std::sys::unix::thread::Thread::new::thread_start::h60ff5f253b4125d5 [INFO] [stderr] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/liballoc/boxed.rs:744 [INFO] [stderr] at src/libstd/sys_common/thread.rs:14 [INFO] [stderr] at src/libstd/sys/unix/thread.rs:81 [INFO] [stderr] 17: 0x7f2a86fe9493 - start_thread [INFO] [stderr] 18: 0x7f2a86b14ace - __clone [INFO] [stderr] 19: 0x0 - [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x5645bc7c4323 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::hb587d2734f1dc7c5 [INFO] [stderr] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39 [INFO] [stderr] 1: 0x5645bc7c00ab - std::sys_common::backtrace::_print::he39717f7cfbd122d [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:70 [INFO] [stderr] 2: 0x5645bc7c2fd6 - std::panicking::default_hook::{{closure}}::hb7f1ae5149814e5e [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:58 [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 3: 0x5645bc7c2d54 - std::panicking::default_hook::hc2b73d8ffc772b35 [INFO] [stderr] at src/libstd/panicking.rs:215 [INFO] [stderr] 4: 0x5645bc7c36e0 - std::panicking::rust_panic_with_hook::h625072734a147d22 [INFO] [stderr] at src/libstd/panicking.rs:478 [INFO] [stderr] 5: 0x5645bc75e0e3 - std::panicking::begin_panic::h576b56fabcb2b0cb [INFO] [stderr] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/panicking.rs:412 [INFO] [stderr] 6: 0x5645bc753b9a - libmcs::mcs::tests::test_mutex_arc_access_in_unwind::{{closure}}::h8f6bb1a5c19a267d [INFO] [stderr] at src/mcs.rs:465 [INFO] [stderr] 7: 0x5645bc7583c2 - std::sys_common::backtrace::__rust_begin_short_backtrace::h3db5f3b93be6eb1c [INFO] [stderr] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/sys_common/backtrace.rs:135 [INFO] [stderr] 8: 0x5645bc77386d - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8c13d4c0358b1fd1 [INFO] [stderr] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/thread/mod.rs:469 [INFO] [stderr] 9: 0x5645bc760c00 - as core::ops::function::FnOnce<()>>::call_once::h1a84ef521e86bf56 [INFO] [stderr] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/panic.rs:309 [INFO] [stderr] 10: 0x5645bc75ea24 - std::panicking::try::do_call::ha51d02a8139941d5 [INFO] [stderr] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/panicking.rs:297 [INFO] [stderr] 11: 0x5645bc7c6899 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:92 [INFO] [stderr] 12: 0x5645bc75e14d - std::panicking::try::h6e219472573292ce [INFO] [stderr] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/panicking.rs:276 [INFO] [stderr] 13: 0x5645bc7617f2 - std::panic::catch_unwind::h77332876b96ab121 [INFO] [stderr] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/panic.rs:388 [INFO] [stderr] 14: 0x5645bc773665 - std::thread::Builder::spawn_unchecked::{{closure}}::hfd9136b9104c101d [INFO] [stderr] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/thread/mod.rs:468 [INFO] [stderr] 15: 0x5645bc773ea6 - >::call_box::hb841d58ec832a1fe [INFO] [stderr] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/liballoc/boxed.rs:734 [INFO] [stderr] 16: 0x5645bc7c5fbd - std::sys::unix::thread::Thread::new::thread_start::h60ff5f253b4125d5 [INFO] [stderr] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/liballoc/boxed.rs:744 [INFO] [stderr] at src/libstd/sys_common/thread.rs:14 [INFO] [stderr] at src/libstd/sys/unix/thread.rs:81 [INFO] [stderr] 17: 0x7f2a86fe9493 - start_thread [INFO] [stderr] 18: 0x7f2a86b14ace - __clone [INFO] [stderr] 19: 0x0 - [INFO] [stdout] test mcs::tests::test_mutex_arc_access_in_unwind ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests libmcs [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test src/mcs.rs - mcs::Mutex::new (line 138) ... ok [INFO] [stdout] test src/mcs.rs - mcs::Mutex (line 79) ... FAILED [INFO] [stdout] test src/mcs.rs - mcs::Mutex (line 37) ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/mcs.rs - mcs::Mutex (line 79) stdout ---- [INFO] [stdout] error[E0252]: the name `Mutex` is defined multiple times [INFO] [stdout] --> src/mcs.rs:84:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::sync::{Arc, Mutex}; [INFO] [stdout] | ----- previous import of the type `Mutex` here [INFO] [stdout] ... [INFO] [stdout] 7 | use libmcs::Mutex; [INFO] [stdout] | ^^^^^^^^^^^^^ `Mutex` reimported here [INFO] [stdout] | [INFO] [stdout] = note: `Mutex` must be defined only once in the type namespace of this block [INFO] [stdout] help: you can use `as` to change the binding name of the import [INFO] [stdout] | [INFO] [stdout] 7 | use libmcs::Mutex as OtherMutex; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] thread 'src/mcs.rs - mcs::Mutex (line 79)' panicked at 'couldn't compile the test', src/librustdoc/test.rs:354:13 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x7fda5f0e82c3 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::hb587d2734f1dc7c5 [INFO] [stdout] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39 [INFO] [stdout] 1: 0x7fda5f0e0acb - std::sys_common::backtrace::_print::he39717f7cfbd122d [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:70 [INFO] [stdout] 2: 0x7fda5f0e44e6 - std::panicking::default_hook::{{closure}}::hb7f1ae5149814e5e [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:58 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 3: 0x7fda5f0e41e7 - std::panicking::default_hook::hc2b73d8ffc772b35 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 4: 0x7fda6115ec6f - rustc::util::common::panic_hook::h751032aa3ac1c484 [INFO] [stdout] 5: 0x7fda5f0e4cbd - std::panicking::rust_panic_with_hook::h625072734a147d22 [INFO] [stdout] at src/libstd/panicking.rs:482 [INFO] [stdout] 6: 0x55719a7a45d4 - std::panicking::begin_panic::h4d7d3340c9cf9d14 [INFO] [stdout] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/panicking.rs:412 [INFO] [stdout] 7: 0x55719aa3fa03 - rustdoc::test::run_test::h5889805fcc1a0c80 [INFO] [stdout] at src/librustdoc/test.rs:354 [INFO] [stdout] 8: 0x55719a900d97 - >::set::h9bde29d771b01b1d [INFO] [stdout] at src/librustdoc/test.rs:754 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/scoped-tls-0.1.2/src/lib.rs:155 [INFO] [stdout] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libsyntax/lib.rs:112 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/scoped-tls-0.1.2/src/lib.rs:155 [INFO] [stdout] 9: 0x55719a9d0bc1 - syntax::with_globals::h80769f7b53fe9e05 [INFO] [stdout] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libsyntax/lib.rs:111 [INFO] [stdout] 10: 0x55719a9019e8 - std::sys_common::backtrace::__rust_begin_short_backtrace::hac3ae7983c29a44c [INFO] [stdout] at src/librustdoc/test.rs:751 [INFO] [stdout] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/sys_common/backtrace.rs:135 [INFO] [stdout] 11: 0x55719a7a46c3 - std::panicking::try::do_call::h5fa5d80973e51645 [INFO] [stdout] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/thread/mod.rs:469 [INFO] [stdout] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/panic.rs:309 [INFO] [stdout] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/panicking.rs:297 [INFO] [stdout] 12: 0x7fda5f0f5ed9 - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:92 [INFO] [stdout] 13: 0x55719a7be8d7 - >::call_box::h493f8fc037edfe5c [INFO] [stdout] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/panicking.rs:276 [INFO] [stdout] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/panic.rs:388 [INFO] [stdout] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/thread/mod.rs:468 [INFO] [stdout] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/liballoc/boxed.rs:734 [INFO] [stdout] 14: 0x7fda5f0f4cdd - std::sys::unix::thread::Thread::new::thread_start::h60ff5f253b4125d5 [INFO] [stdout] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/liballoc/boxed.rs:744 [INFO] [stdout] at src/libstd/sys_common/thread.rs:14 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:81 [INFO] [stdout] 15: 0x7fda5ec62493 - start_thread [INFO] [stdout] 16: 0x7fda5e78dace - __clone [INFO] [stdout] 17: 0x0 - [INFO] [stdout] query stack during panic: [INFO] [stdout] end of query stack [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/mcs.rs - mcs::Mutex (line 79) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 2 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `"docker" "inspect" "acf9eaa46b9e55b4e7d2c37d4db6da447a4f36d8de55b01180bf6aaa7d7f3e00"` [INFO] running `"docker" "rm" "-f" "acf9eaa46b9e55b4e7d2c37d4db6da447a4f36d8de55b01180bf6aaa7d7f3e00"` [INFO] [stdout] acf9eaa46b9e55b4e7d2c37d4db6da447a4f36d8de55b01180bf6aaa7d7f3e00