Nov 18 06:34:36.232 INFO testing mcs-0.1.1 against master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c for pr-55982 Nov 18 06:34:36.232 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-3/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"` Nov 18 06:34:36.413 INFO [stdout] bc09eeff8a191d122e1e8cabbacfce8319ec30584d717e81843fb1971ea0d969 Nov 18 06:34:36.416 INFO running `"docker" "start" "-a" "bc09eeff8a191d122e1e8cabbacfce8319ec30584d717e81843fb1971ea0d969"` Nov 18 06:34:36.863 INFO [stderr] usermod: no changes Nov 18 06:34:36.878 INFO [stderr] Compiling mcs v0.1.1 (/source) Nov 18 06:34:36.969 INFO [stderr] warning: unnecessary `unsafe` block Nov 18 06:34:36.970 INFO [stderr] --> src/mutex.rs:117:9 Nov 18 06:34:36.970 INFO [stderr] | Nov 18 06:34:36.970 INFO [stderr] 117 | unsafe { Nov 18 06:34:36.970 INFO [stderr] | ^^^^^^ unnecessary `unsafe` block Nov 18 06:34:36.971 INFO [stderr] | Nov 18 06:34:36.971 INFO [stderr] = note: #[warn(unused_unsafe)] on by default Nov 18 06:34:36.971 INFO [stderr] Nov 18 06:34:36.971 INFO [stderr] warning: the feature `generic_param_attrs` has been stable since 1.27.0 and no longer requires an attribute to enable Nov 18 06:34:36.972 INFO [stderr] --> src/lib.rs:1:58 Nov 18 06:34:36.972 INFO [stderr] | Nov 18 06:34:36.975 INFO [stderr] 1 | #![cfg_attr(feature = "unstable", feature(asm, const_fn, generic_param_attrs, dropck_eyepatch))] Nov 18 06:34:36.975 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^ Nov 18 06:34:36.976 INFO [stderr] | Nov 18 06:34:36.976 INFO [stderr] = note: #[warn(stable_features)] on by default Nov 18 06:34:36.976 INFO [stderr] Nov 18 06:34:36.998 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.13s Nov 18 06:34:37.001 INFO [stderr] su: No module specific data is present Nov 18 06:34:37.272 INFO running `"docker" "inspect" "bc09eeff8a191d122e1e8cabbacfce8319ec30584d717e81843fb1971ea0d969"` Nov 18 06:34:37.352 INFO running `"docker" "rm" "-f" "bc09eeff8a191d122e1e8cabbacfce8319ec30584d717e81843fb1971ea0d969"` Nov 18 06:34:37.461 INFO [stdout] bc09eeff8a191d122e1e8cabbacfce8319ec30584d717e81843fb1971ea0d969 Nov 18 06:34:37.517 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-3/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"` Nov 18 06:34:37.783 INFO [stdout] 4f1473db49e6df09412400fb68ef6685ae2f2a8524f6d7ead7b13d07928944a0 Nov 18 06:34:37.784 INFO running `"docker" "start" "-a" "4f1473db49e6df09412400fb68ef6685ae2f2a8524f6d7ead7b13d07928944a0"` Nov 18 06:34:38.327 INFO [stderr] usermod: no changes Nov 18 06:34:38.358 INFO [stderr] Compiling mcs v0.1.1 (/source) Nov 18 06:34:39.004 INFO [stderr] warning: unnecessary `unsafe` block Nov 18 06:34:39.004 INFO [stderr] --> src/mutex.rs:117:9 Nov 18 06:34:39.004 INFO [stderr] | Nov 18 06:34:39.004 INFO [stderr] 117 | unsafe { Nov 18 06:34:39.004 INFO [stderr] | ^^^^^^ unnecessary `unsafe` block Nov 18 06:34:39.004 INFO [stderr] | Nov 18 06:34:39.004 INFO [stderr] = note: #[warn(unused_unsafe)] on by default Nov 18 06:34:39.004 INFO [stderr] Nov 18 06:34:39.004 INFO [stderr] warning: the feature `generic_param_attrs` has been stable since 1.27.0 and no longer requires an attribute to enable Nov 18 06:34:39.004 INFO [stderr] --> src/lib.rs:1:58 Nov 18 06:34:39.004 INFO [stderr] | Nov 18 06:34:39.004 INFO [stderr] 1 | #![cfg_attr(feature = "unstable", feature(asm, const_fn, generic_param_attrs, dropck_eyepatch))] Nov 18 06:34:39.005 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^ Nov 18 06:34:39.005 INFO [stderr] | Nov 18 06:34:39.005 INFO [stderr] = note: #[warn(stable_features)] on by default Nov 18 06:34:39.005 INFO [stderr] Nov 18 06:34:39.671 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.32s Nov 18 06:34:39.675 INFO [stderr] su: No module specific data is present Nov 18 06:34:40.161 INFO running `"docker" "inspect" "4f1473db49e6df09412400fb68ef6685ae2f2a8524f6d7ead7b13d07928944a0"` Nov 18 06:34:40.575 INFO running `"docker" "rm" "-f" "4f1473db49e6df09412400fb68ef6685ae2f2a8524f6d7ead7b13d07928944a0"` Nov 18 06:34:40.861 INFO [stdout] 4f1473db49e6df09412400fb68ef6685ae2f2a8524f6d7ead7b13d07928944a0 Nov 18 06:34:40.863 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-3/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"` Nov 18 06:34:41.331 INFO [stdout] f4a9eb76c9f47aa6194eab154af67418be2768924c38225509776be24785a516 Nov 18 06:34:41.331 INFO running `"docker" "start" "-a" "f4a9eb76c9f47aa6194eab154af67418be2768924c38225509776be24785a516"` Nov 18 06:34:42.947 INFO [stderr] usermod: no changes Nov 18 06:34:43.011 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.02s Nov 18 06:34:43.019 INFO [stderr] Running /target/debug/deps/mcs-75bd9cb35284ac9f Nov 18 06:34:43.027 INFO [stdout] Nov 18 06:34:43.027 INFO [stdout] running 9 tests Nov 18 06:34:43.047 INFO [stdout] test mutex::test::test_into_inner ... ok Nov 18 06:34:43.047 INFO [stdout] test mutex::test::test_get_mut ... ok Nov 18 06:34:43.047 INFO [stdout] test mutex::test::test_into_inner_drop ... ok Nov 18 06:34:43.047 INFO [stdout] test mutex::test::smoke ... ok Nov 18 06:34:43.048 INFO [stdout] test mutex::test::test_lock_arc_nested ... ok Nov 18 06:34:43.050 INFO [stdout] test mutex::test::try_lock ... ok Nov 18 06:34:43.050 INFO [stdout] test mutex::test::lots_and_lots ... ok Nov 18 06:34:43.050 INFO [stdout] test mutex::test::test_lock_unsized ... ok Nov 18 06:34:43.051 INFO [stderr] thread '' panicked at 'explicit panic', src/mutex.rs:384:13 Nov 18 06:34:43.051 INFO [stderr] stack backtrace: Nov 18 06:34:43.103 INFO [stderr] 0: 0x562a11ba5b53 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h1a944b80a560daa8 Nov 18 06:34:43.244 INFO [stderr] at libstd/sys/unix/backtrace/tracing/gcc_s.rs:49 Nov 18 06:34:43.244 INFO [stderr] 1: 0x562a11ba02e8 - std::sys_common::backtrace::_print::h18f735b4c3a49bdb Nov 18 06:34:43.244 INFO [stderr] at libstd/sys_common/backtrace.rs:71 Nov 18 06:34:43.244 INFO [stderr] 2: 0x562a11ba4ac4 - std::panicking::default_hook::{{closure}}::h97ab3548a215c097 Nov 18 06:34:43.244 INFO [stderr] at libstd/sys_common/backtrace.rs:59 Nov 18 06:34:43.244 INFO [stderr] at libstd/panicking.rs:211 Nov 18 06:34:43.244 INFO [stderr] 3: 0x562a11ba482d - std::panicking::default_hook::h98c2a01ef734e4b0 Nov 18 06:34:43.244 INFO [stderr] at libstd/panicking.rs:227 Nov 18 06:34:43.244 INFO [stderr] 4: 0x562a11ba51d0 - std::panicking::rust_panic_with_hook::hb4b3f28eb79ea752 Nov 18 06:34:43.244 INFO [stderr] at libstd/panicking.rs:476 Nov 18 06:34:43.244 INFO [stderr] 5: 0x562a11ba4d51 - std::panicking::continue_panic_fmt::h61fd5a7b1a268752 Nov 18 06:34:43.244 INFO [stderr] at libstd/panicking.rs:390 Nov 18 06:34:43.244 INFO [stderr] 6: 0x562a11ba4c35 - rust_begin_unwind Nov 18 06:34:43.244 INFO [stderr] at libstd/panicking.rs:325 Nov 18 06:34:43.245 INFO [stderr] 7: 0x562a11bb50ac - core::panicking::panic_fmt::h400423a63e8ecedb Nov 18 06:34:43.259 INFO [stderr] at libcore/panicking.rs:77 Nov 18 06:34:43.259 INFO [stderr] 8: 0x562a11bb4fdb - core::panicking::panic::hdd7d3081d33a952e Nov 18 06:34:43.259 INFO [stderr] at libcore/panicking.rs:52 Nov 18 06:34:43.259 INFO [stderr] 9: 0x562a11b4b192 - mcs::mutex::test::test_lock_arc_access_in_unwind::{{closure}}::h1e3defa9f2394776 Nov 18 06:34:43.259 INFO [stderr] at src/mutex.rs:384 Nov 18 06:34:43.259 INFO [stderr] 10: 0x562a11b505d2 - std::sys_common::backtrace::__rust_begin_short_backtrace::h9c746294ee25ebbc Nov 18 06:34:43.259 INFO [stderr] at /rustc/6b9b97bd9b704f85f0184f7a213cc4d62bd9654c/src/libstd/sys_common/backtrace.rs:136 Nov 18 06:34:43.259 INFO [stderr] 11: 0x562a11b45e2d - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hb324e239980e2fe2 Nov 18 06:34:43.259 INFO [stderr] at /rustc/6b9b97bd9b704f85f0184f7a213cc4d62bd9654c/src/libstd/thread/mod.rs:477 Nov 18 06:34:43.259 INFO [stderr] 12: 0x562a11b578d0 - as core::ops::function::FnOnce<()>>::call_once::h916552375b5af0b9 Nov 18 06:34:43.259 INFO [stderr] at /rustc/6b9b97bd9b704f85f0184f7a213cc4d62bd9654c/src/libstd/panic.rs:319 Nov 18 06:34:43.259 INFO [stderr] 13: 0x562a11b50b84 - std::panicking::try::do_call::haa2966baa07c12b0 Nov 18 06:34:43.259 INFO [stderr] at /rustc/6b9b97bd9b704f85f0184f7a213cc4d62bd9654c/src/libstd/panicking.rs:310 Nov 18 06:34:43.259 INFO [stderr] 14: 0x562a11bb3949 - __rust_maybe_catch_panic Nov 18 06:34:43.259 INFO [stderr] at libpanic_unwind/lib.rs:102 Nov 18 06:34:43.259 INFO [stderr] 15: 0x562a11b5081d - std::panicking::try::h2633d6574db1f592 Nov 18 06:34:43.259 INFO [stderr] at /rustc/6b9b97bd9b704f85f0184f7a213cc4d62bd9654c/src/libstd/panicking.rs:289 Nov 18 06:34:43.259 INFO [stderr] 16: 0x562a11b57ab2 - std::panic::catch_unwind::h89ff8aaccc21cf10 Nov 18 06:34:43.259 INFO [stderr] at /rustc/6b9b97bd9b704f85f0184f7a213cc4d62bd9654c/src/libstd/panic.rs:398 Nov 18 06:34:43.259 INFO [stderr] 17: 0x562a11b458cc - std::thread::Builder::spawn_unchecked::{{closure}}::hd323e8cfddfec131 Nov 18 06:34:43.259 INFO [stderr] at /rustc/6b9b97bd9b704f85f0184f7a213cc4d62bd9654c/src/libstd/thread/mod.rs:476 Nov 18 06:34:43.259 INFO [stderr] 18: 0x562a11b46726 - >::call_box::hed7bb47fb7836209 Nov 18 06:34:43.259 INFO [stderr] at /rustc/6b9b97bd9b704f85f0184f7a213cc4d62bd9654c/src/liballoc/boxed.rs:673 Nov 18 06:34:43.259 INFO [stderr] 19: 0x562a11ba778d - std::sys::unix::thread::Thread::new::thread_start::h5f8d67158a1ca038 Nov 18 06:34:43.259 INFO [stderr] at /rustc/6b9b97bd9b704f85f0184f7a213cc4d62bd9654c/src/liballoc/boxed.rs:683 Nov 18 06:34:43.259 INFO [stderr] at libstd/sys_common/thread.rs:24 Nov 18 06:34:43.275 INFO [stderr] at libstd/sys/unix/thread.rs:90 Nov 18 06:34:43.275 INFO [stderr] 20: 0x7fa7949136b9 - start_thread Nov 18 06:34:43.275 INFO [stderr] 21: 0x7fa79443341c - clone Nov 18 06:34:43.275 INFO [stderr] 22: 0x0 - Nov 18 06:34:43.275 INFO [stderr] Doc-tests mcs Nov 18 06:34:43.275 INFO [stdout] test mutex::test::test_lock_arc_access_in_unwind ... ok Nov 18 06:34:43.275 INFO [stdout] Nov 18 06:34:43.275 INFO [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out Nov 18 06:34:43.275 INFO [stdout] Nov 18 06:34:43.427 INFO [stdout] Nov 18 06:34:43.427 INFO [stdout] running 1 test Nov 18 06:34:45.091 INFO [stdout] test src/mutex.rs - mutex::Mutex (line 34) ... ok Nov 18 06:34:45.091 INFO [stdout] Nov 18 06:34:45.091 INFO [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out Nov 18 06:34:45.091 INFO [stdout] Nov 18 06:34:45.106 INFO [stderr] su: No module specific data is present Nov 18 06:34:46.025 INFO running `"docker" "inspect" "f4a9eb76c9f47aa6194eab154af67418be2768924c38225509776be24785a516"` Nov 18 06:34:46.503 INFO running `"docker" "rm" "-f" "f4a9eb76c9f47aa6194eab154af67418be2768924c38225509776be24785a516"` Nov 18 06:34:46.783 INFO [stdout] f4a9eb76c9f47aa6194eab154af67418be2768924c38225509776be24785a516