[INFO] crate razzy 0.1.0 is already in cache
[INFO] extracting crate razzy 0.1.0 into work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/razzy/0.1.0
[INFO] extracting crate razzy 0.1.0 into work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/razzy/0.1.0
[INFO] validating manifest of razzy-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 razzy-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 razzy-0.1.0
[INFO] finished frobbing razzy-0.1.0
[INFO] frobbed toml for razzy-0.1.0 written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/razzy/0.1.0/Cargo.toml
[INFO] started frobbing razzy-0.1.0
[INFO] finished frobbing razzy-0.1.0
[INFO] frobbed toml for razzy-0.1.0 written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/razzy/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 razzy-0.1.0 against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-1/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/razzy/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] fe59a8c33262d94258ed0fc204fd29a1d639220fd465128d41641ba9533fdc86
[INFO] running `"docker" "start" "-a" "fe59a8c33262d94258ed0fc204fd29a1d639220fd465128d41641ba9533fdc86"`
[INFO] [stderr]    Compiling razzy v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `"docker" "inspect" "fe59a8c33262d94258ed0fc204fd29a1d639220fd465128d41641ba9533fdc86"`
[INFO] running `"docker" "rm" "-f" "fe59a8c33262d94258ed0fc204fd29a1d639220fd465128d41641ba9533fdc86"`
[INFO] [stdout] fe59a8c33262d94258ed0fc204fd29a1d639220fd465128d41641ba9533fdc86
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-1/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/razzy/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] c8d2d7210a5836b75ab642c0f90d91d320b402e0caa2432b0094241abde07452
[INFO] running `"docker" "start" "-a" "c8d2d7210a5836b75ab642c0f90d91d320b402e0caa2432b0094241abde07452"`
[INFO] [stderr]    Compiling razzy v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `"docker" "inspect" "c8d2d7210a5836b75ab642c0f90d91d320b402e0caa2432b0094241abde07452"`
[INFO] running `"docker" "rm" "-f" "c8d2d7210a5836b75ab642c0f90d91d320b402e0caa2432b0094241abde07452"`
[INFO] [stdout] c8d2d7210a5836b75ab642c0f90d91d320b402e0caa2432b0094241abde07452
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-1/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/razzy/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] d155ef2d6ac8bae33c941dd6eb3f98d6313b88b31883cf807f2504b0e88a06a4
[INFO] running `"docker" "start" "-a" "d155ef2d6ac8bae33c941dd6eb3f98d6313b88b31883cf807f2504b0e88a06a4"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/razzy-59f8e711ad994782
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr] thread '<unnamed>' panicked at 'Failed to receive ReceivingError', src/lib.rs:28:35
[INFO] [stdout] State = 8
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x558d19644543 - 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:     0x558d196402ab - std::sys_common::backtrace::_print::he39717f7cfbd122d
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:70
[INFO] [stderr]    2:     0x558d196431f6 - 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:     0x558d19642f74 - std::panicking::default_hook::hc2b73d8ffc772b35
[INFO] [stderr]                                at src/libstd/panicking.rs:215
[INFO] [stderr]    4:     0x558d19643900 - std::panicking::rust_panic_with_hook::h625072734a147d22
[INFO] [stderr]                                at src/libstd/panicking.rs:478
[INFO] [stderr]    5:     0x558d19643481 - std::panicking::continue_panic_fmt::h3d3b66f689c3e04e
[INFO] [stderr]                                at src/libstd/panicking.rs:385
[INFO] [stderr]    6:     0x558d196433ce - std::panicking::begin_panic_fmt::hc9320ccc48a296b3
[INFO] [stderr]                                at src/libstd/panicking.rs:340
[INFO] [stderr]    7:     0x558d195ee90d - razzy::tests::test::{{closure}}::hcf2c8c1ac1afbc48
[INFO] [stderr]                                at src/lib.rs:28
[INFO] [stderr]    8:     0x558d195ee498 - <F as razzy::runnable::Runnable<T>>::run::h48cbf34438350928
[INFO] [stderr]                                at src/runnable.rs:12
[INFO] [stderr]    9:     0x558d195f8b9c - razzy::process::spawn::{{closure}}::h0d4c3b6915168e82
[INFO] [stderr]                                at src/process.rs:27
[INFO] [stderr]   10:     0x558d195eaf7a - std::sys_common::backtrace::__rust_begin_short_backtrace::hafce89c08afbd28b
[INFO] [stderr]                                at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/sys_common/backtrace.rs:135
[INFO] [stderr]   11:     0x558d195edcac - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h464c6cfbb3f90161
[INFO] [stderr]                                at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/thread/mod.rs:469
[INFO] [stderr]   12:     0x558d195f5dbc - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hdc8fac0105f4a959
[INFO] [stderr]                                at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/panic.rs:309
[INFO] [stderr]   13:     0x558d195ec89f - std::panicking::try::do_call::hcdcb694e4c1314f2
[INFO] [stderr]                                at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/panicking.rs:297
[INFO] [stderr]   14:     0x558d19646a29 - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:92
[INFO] [stderr]   15:     0x558d195ec7c2 - std::panicking::try::hf644f22823fd4da5
[INFO] [stderr]                                at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/panicking.rs:276
[INFO] [stderr]   16:     0x558d195f5e4c - std::panic::catch_unwind::h9e68238c5827d2cd
[INFO] [stderr]                                at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/panic.rs:388
[INFO] [stderr]   17:     0x558d195edab9 - std::thread::Builder::spawn_unchecked::{{closure}}::hde4b55f4f6ef9a4f
[INFO] [stderr]                                at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/thread/mod.rs:468
[INFO] [stderr]   18:     0x558d195ee336 - <F as alloc::boxed::FnBox<A>>::call_box::h62d578f436a3b3dd
[INFO] [stderr]                                at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/liballoc/boxed.rs:734
[INFO] [stderr]   19:     0x558d196461dd - 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]   20:     0x7f4a6dfc5493 - start_thread
[INFO] [stderr]   21:     0x7f4a6daf0ace - __clone
[INFO] [stderr]   22:                0x0 - <unknown>
[INFO] [stdout] test tests::test ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test stdout ----
[INFO] [stdout] thread 'tests::test' panicked at 'assertion failed: process.send(MyMessages::PrintValue).is_err()', src/lib.rs:37:9
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x558d19644543 - 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:     0x558d196402ab - std::sys_common::backtrace::_print::he39717f7cfbd122d
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:70
[INFO] [stdout]    2:     0x558d196431f6 - 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:     0x558d19642ef7 - std::panicking::default_hook::hc2b73d8ffc772b35
[INFO] [stdout]                                at src/libstd/panicking.rs:209
[INFO] [stdout]    4:     0x558d19643900 - std::panicking::rust_panic_with_hook::h625072734a147d22
[INFO] [stdout]                                at src/libstd/panicking.rs:478
[INFO] [stdout]    5:     0x558d195ec753 - std::panicking::begin_panic::he59fefac1dc711d5
[INFO] [stdout]                                at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/panicking.rs:412
[INFO] [stdout]    6:     0x558d195ee6c4 - razzy::tests::test::hc9912c947dfd9051
[INFO] [stdout]                                at src/lib.rs:37
[INFO] [stdout]    7:     0x558d195ee4a9 - razzy::tests::test::{{closure}}::hdb80c7ca659112a7
[INFO] [stdout]                                at src/lib.rs:15
[INFO] [stdout]    8:     0x558d195eb10d - core::ops::function::FnOnce::call_once::hfb45bafeac4a654f
[INFO] [stdout]                                at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libcore/ops/function.rs:231
[INFO] [stdout]    9:     0x558d19602c4e - <F as alloc::boxed::FnBox<A>>::call_box::h6b39ff82621fe3f5
[INFO] [stdout]                                at src/libtest/lib.rs:1474
[INFO] [stdout]                                at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libcore/ops/function.rs:231
[INFO] [stdout]                                at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/liballoc/boxed.rs:734
[INFO] [stdout]   10:     0x558d19646a29 - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:92
[INFO] [stdout]   11:     0x558d1961fed7 - test::run_test::run_test_inner::{{closure}}::h57942e399d1cc807
[INFO] [stdout]                                at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/panicking.rs:276
[INFO] [stdout]                                at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/panic.rs:388
[INFO] [stdout]                                at src/libtest/lib.rs:1429
[INFO] [stdout]   12:     0x558d195fb694 - std::sys_common::backtrace::__rust_begin_short_backtrace::h85c77ad9ddf8fba3
[INFO] [stdout]                                at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/sys_common/backtrace.rs:135
[INFO] [stdout]   13:     0x558d195fbd64 - std::panicking::try::do_call::hf5b2072d080453d1
[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]   14:     0x558d19646a29 - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:92
[INFO] [stdout]   15:     0x558d19602ecc - <F as alloc::boxed::FnBox<A>>::call_box::hf0a5ea81172c4bf3
[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]   16:     0x558d196461dd - 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]   17:     0x7f4a6dfc5493 - start_thread
[INFO] [stdout]   18:     0x7f4a6daf0ace - __clone
[INFO] [stdout]   19:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::test
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--lib'
[INFO] running `"docker" "inspect" "d155ef2d6ac8bae33c941dd6eb3f98d6313b88b31883cf807f2504b0e88a06a4"`
[INFO] running `"docker" "rm" "-f" "d155ef2d6ac8bae33c941dd6eb3f98d6313b88b31883cf807f2504b0e88a06a4"`
[INFO] [stdout] d155ef2d6ac8bae33c941dd6eb3f98d6313b88b31883cf807f2504b0e88a06a4