Dec 14 18:56:21.807 INFO testing spawner-0.3.2 against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 14 18:56:21.808 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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"`
Dec 14 18:56:22.335 INFO [stdout] 791135e7d392bf99bd108014dffe5c0721ef1332c787670741e5f412f8beaad6
Dec 14 18:56:22.343 INFO running `"docker" "start" "-a" "791135e7d392bf99bd108014dffe5c0721ef1332c787670741e5f412f8beaad6"`
Dec 14 18:56:23.803 INFO [stderr] usermod: no changes
Dec 14 18:56:23.863 INFO [stderr]    Compiling spawner v0.3.2 (/source)
Dec 14 18:56:25.003 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.18s
Dec 14 18:56:25.003 INFO [stderr] su: No module specific data is present
Dec 14 18:56:25.673 INFO running `"docker" "inspect" "791135e7d392bf99bd108014dffe5c0721ef1332c787670741e5f412f8beaad6"`
Dec 14 18:56:26.071 INFO running `"docker" "rm" "-f" "791135e7d392bf99bd108014dffe5c0721ef1332c787670741e5f412f8beaad6"`
Dec 14 18:56:26.459 INFO [stdout] 791135e7d392bf99bd108014dffe5c0721ef1332c787670741e5f412f8beaad6
Dec 14 18:56:26.467 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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"`
Dec 14 18:56:26.879 INFO [stdout] 8fbb28c0aac1315f6feadf9830a312c1d9c07c823a069ac7939508ccad929524
Dec 14 18:56:26.883 INFO running `"docker" "start" "-a" "8fbb28c0aac1315f6feadf9830a312c1d9c07c823a069ac7939508ccad929524"`
Dec 14 18:56:28.080 INFO [stderr] usermod: no changes
Dec 14 18:56:28.139 INFO [stderr]    Compiling spawner v0.3.2 (/source)
Dec 14 18:56:29.748 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.64s
Dec 14 18:56:29.749 INFO [stderr] su: No module specific data is present
Dec 14 18:56:30.503 INFO running `"docker" "inspect" "8fbb28c0aac1315f6feadf9830a312c1d9c07c823a069ac7939508ccad929524"`
Dec 14 18:56:30.815 INFO running `"docker" "rm" "-f" "8fbb28c0aac1315f6feadf9830a312c1d9c07c823a069ac7939508ccad929524"`
Dec 14 18:56:31.215 INFO [stdout] 8fbb28c0aac1315f6feadf9830a312c1d9c07c823a069ac7939508ccad929524
Dec 14 18:56:31.223 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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"`
Dec 14 18:56:31.671 INFO [stdout] d176ea1c3bcc5cb8162c34d0ce97c418cc57d6fbc901d7f0caa6eb8589dc6a20
Dec 14 18:56:31.677 INFO running `"docker" "start" "-a" "d176ea1c3bcc5cb8162c34d0ce97c418cc57d6fbc901d7f0caa6eb8589dc6a20"`
Dec 14 18:56:32.738 INFO [stderr] usermod: no changes
Dec 14 18:56:32.793 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
Dec 14 18:56:32.799 INFO [stderr]      Running /target/debug/deps/spawner-2b7df0069af57ac9
Dec 14 18:56:32.803 INFO [stdout] 
Dec 14 18:56:32.803 INFO [stdout] running 2 tests
Dec 14 18:56:32.819 INFO [stderr] thread '<unnamed>' panicked at 'explicit panic', src/lib.rs:113:45
Dec 14 18:56:32.819 INFO [stderr] stack backtrace:
Dec 14 18:56:32.827 INFO [stderr]    0:     0x55eca926ede3 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::heb4d4d98bcf46d90
Dec 14 18:56:32.907 INFO [stderr]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:49
Dec 14 18:56:32.907 INFO [stderr]    1:     0x55eca92695e8 - std::sys_common::backtrace::_print::h919420b22c2473e3
Dec 14 18:56:32.907 INFO [stderr]                                at src/libstd/sys_common/backtrace.rs:71
Dec 14 18:56:32.907 INFO [stderr]    2:     0x55eca926dd52 - std::panicking::default_hook::{{closure}}::h22d4ac021acb88d5
Dec 14 18:56:32.907 INFO [stderr]                                at src/libstd/sys_common/backtrace.rs:59
Dec 14 18:56:32.907 INFO [stderr]                                at src/libstd/panicking.rs:210
Dec 14 18:56:32.907 INFO [stderr]    3:     0x55eca926dac4 - std::panicking::default_hook::h1134a4d34aab4428
Dec 14 18:56:32.907 INFO [stderr]                                at src/libstd/panicking.rs:224
Dec 14 18:56:32.907 INFO [stderr]    4:     0x55eca926e460 - std::panicking::rust_panic_with_hook::h9c89557c251f2d42
Dec 14 18:56:32.907 INFO [stderr]                                at src/libstd/panicking.rs:487
Dec 14 18:56:32.907 INFO [stderr]    5:     0x55eca921e923 - std::panicking::begin_panic::h86f0207f0e833a10
Dec 14 18:56:32.907 INFO [stderr]                                at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libstd/panicking.rs:421
Dec 14 18:56:32.907 INFO [stderr]    6:     0x55eca9221a48 - spawner::tests::failing_thread::{{closure}}::h0749eed0b465e48e
Dec 14 18:56:32.907 INFO [stderr]                                at src/lib.rs:113
Dec 14 18:56:32.907 INFO [stderr]    7:     0x55eca921ab48 - std::sys_common::backtrace::__rust_begin_short_backtrace::h062791fa05805610
Dec 14 18:56:32.907 INFO [stderr]                                at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libstd/sys_common/backtrace.rs:136
Dec 14 18:56:32.907 INFO [stderr]    8:     0x55eca921a5b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h90e1e54a714425d2
Dec 14 18:56:32.907 INFO [stderr]                                at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libstd/thread/mod.rs:479
Dec 14 18:56:32.907 INFO [stderr]    9:     0x55eca921cd78 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hbc7fb518fc244c81
Dec 14 18:56:32.907 INFO [stderr]                                at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libstd/panic.rs:319
Dec 14 18:56:32.907 INFO [stderr]   10:     0x55eca921ebaa - std::panicking::try::do_call::h2a8d1cfa947cba57
Dec 14 18:56:32.907 INFO [stderr]                                at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libstd/panicking.rs:306
Dec 14 18:56:32.907 INFO [stderr]   11:     0x55eca927cac9 - __rust_maybe_catch_panic
Dec 14 18:56:32.907 INFO [stderr]                                at src/libpanic_unwind/lib.rs:102
Dec 14 18:56:32.907 INFO [stderr]   12:     0x55eca921ea34 - std::panicking::try::hcfc2be4007e01130
Dec 14 18:56:32.907 INFO [stderr]                                at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libstd/panicking.rs:285
Dec 14 18:56:32.907 INFO [stderr]   13:     0x55eca921ce68 - std::panic::catch_unwind::hce20b1be2fdb0584
Dec 14 18:56:32.907 INFO [stderr]                                at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libstd/panic.rs:398
Dec 14 18:56:32.907 INFO [stderr]   14:     0x55eca921a133 - std::thread::Builder::spawn_unchecked::{{closure}}::h3bb9a1f9744b576c
Dec 14 18:56:32.907 INFO [stderr]                                at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libstd/thread/mod.rs:478
Dec 14 18:56:32.907 INFO [stderr]   15:     0x55eca921aa1c - <F as alloc::boxed::FnBox<A>>::call_box::he8260b923da7e57e
Dec 14 18:56:32.907 INFO [stderr]                                at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/liballoc/boxed.rs:673
Dec 14 18:56:32.907 INFO [stderr]   16:     0x55eca92709ed - std::sys::unix::thread::Thread::new::thread_start::h08aa646226e66c99
Dec 14 18:56:32.907 INFO [stderr]                                at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/liballoc/boxed.rs:683
Dec 14 18:56:32.907 INFO [stderr]                                at src/libstd/sys_common/thread.rs:24
Dec 14 18:56:32.907 INFO [stderr]                                at src/libstd/sys/unix/thread.rs:91
Dec 14 18:56:32.907 INFO [stderr]   17:     0x7fb0b8b6f6b9 - start_thread
Dec 14 18:56:32.907 INFO [stderr]   18:     0x7fb0b868f41c - clone
Dec 14 18:56:32.907 INFO [stderr]   19:                0x0 - <unknown>
Dec 14 18:56:32.938 INFO [stdout] test tests::failing_thread ... ok
Dec 14 18:56:33.032 INFO [stdout] test tests::spawn_some_threads ... ok
Dec 14 18:56:33.032 INFO [stdout] 
Dec 14 18:56:33.032 INFO [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 18:56:33.032 INFO [stdout] 
Dec 14 18:56:33.035 INFO [stderr]    Doc-tests spawner
Dec 14 18:56:34.099 INFO [stdout] 
Dec 14 18:56:34.099 INFO [stdout] running 0 tests
Dec 14 18:56:34.099 INFO [stdout] 
Dec 14 18:56:34.099 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 18:56:34.099 INFO [stdout] 
Dec 14 18:56:34.103 INFO [stderr] su: No module specific data is present
Dec 14 18:56:35.108 INFO running `"docker" "inspect" "d176ea1c3bcc5cb8162c34d0ce97c418cc57d6fbc901d7f0caa6eb8589dc6a20"`
Dec 14 18:56:35.323 INFO running `"docker" "rm" "-f" "d176ea1c3bcc5cb8162c34d0ce97c418cc57d6fbc901d7f0caa6eb8589dc6a20"`
Dec 14 18:56:35.651 INFO [stdout] d176ea1c3bcc5cb8162c34d0ce97c418cc57d6fbc901d7f0caa6eb8589dc6a20