Nov 17 21:08:16.540 INFO testing tasque-0.1.4 against master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c for pr-55982
Nov 17 21:08:16.540 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-0/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 17 21:08:16.882 INFO [stdout] c43dd3293bff5481eede40796f728894d8e6400a5f9d67b7f713ce60a3127565
Nov 17 21:08:16.888 INFO running `"docker" "start" "-a" "c43dd3293bff5481eede40796f728894d8e6400a5f9d67b7f713ce60a3127565"`
Nov 17 21:08:18.161 INFO [stderr] usermod: no changes
Nov 17 21:08:18.271 INFO [stderr]    Compiling nom v2.2.1
Nov 17 21:08:18.271 INFO [stderr]    Compiling atomic_immut v0.1.4
Nov 17 21:08:18.271 INFO [stderr]    Compiling quote v0.6.10
Nov 17 21:08:18.271 INFO [stderr]    Compiling procinfo v0.4.2
Nov 17 21:08:22.343 INFO [stderr]    Compiling syn v0.15.21
Nov 17 21:08:35.704 INFO [stderr]    Compiling trackable_derive v0.1.1
Nov 17 21:08:39.087 INFO [stderr]    Compiling trackable v0.2.20
Nov 17 21:08:45.427 INFO [stderr]    Compiling prometrics v0.1.11
Nov 17 21:08:49.084 INFO [stderr]    Compiling tasque v0.1.4 (/source)
Nov 17 21:08:50.374 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.18s
Nov 17 21:08:50.378 INFO [stderr] su: No module specific data is present
Nov 17 21:08:50.929 INFO running `"docker" "inspect" "c43dd3293bff5481eede40796f728894d8e6400a5f9d67b7f713ce60a3127565"`
Nov 17 21:08:51.121 INFO running `"docker" "rm" "-f" "c43dd3293bff5481eede40796f728894d8e6400a5f9d67b7f713ce60a3127565"`
Nov 17 21:08:51.339 INFO [stdout] c43dd3293bff5481eede40796f728894d8e6400a5f9d67b7f713ce60a3127565
Nov 17 21:08:51.343 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-0/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 17 21:08:51.777 INFO [stdout] 314b90efda2be4fc31424120860fc9dcfa08dbfedb3158c787c4cd19ea5f2a97
Nov 17 21:08:51.780 INFO running `"docker" "start" "-a" "314b90efda2be4fc31424120860fc9dcfa08dbfedb3158c787c4cd19ea5f2a97"`
Nov 17 21:08:52.723 INFO [stderr] usermod: no changes
Nov 17 21:08:52.781 INFO [stderr]    Compiling tasque v0.1.4 (/source)
Nov 17 21:08:55.667 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.91s
Nov 17 21:08:55.677 INFO [stderr] su: No module specific data is present
Nov 17 21:08:56.417 INFO running `"docker" "inspect" "314b90efda2be4fc31424120860fc9dcfa08dbfedb3158c787c4cd19ea5f2a97"`
Nov 17 21:08:56.644 INFO running `"docker" "rm" "-f" "314b90efda2be4fc31424120860fc9dcfa08dbfedb3158c787c4cd19ea5f2a97"`
Nov 17 21:08:56.746 INFO [stdout] 314b90efda2be4fc31424120860fc9dcfa08dbfedb3158c787c4cd19ea5f2a97
Nov 17 21:08:56.749 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-0/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 17 21:08:57.037 INFO [stdout] ed3d89cd32ccc8d58607943065ef38081f6d131c39362c9c9d69a3d01a68f84d
Nov 17 21:08:57.037 INFO running `"docker" "start" "-a" "ed3d89cd32ccc8d58607943065ef38081f6d131c39362c9c9d69a3d01a68f84d"`
Nov 17 21:08:57.375 INFO [stderr] usermod: no changes
Nov 17 21:08:57.429 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
Nov 17 21:08:57.441 INFO [stderr]      Running /target/debug/deps/tasque-3bd20c06b2333320
Nov 17 21:08:57.443 INFO [stdout] 
Nov 17 21:08:57.443 INFO [stdout] running 3 tests
Nov 17 21:08:57.451 INFO [stderr] thread '<unnamed>' panicked at 'explicit panic', src/lib.rs:84:26
Nov 17 21:08:57.451 INFO [stderr] stack backtrace:
Nov 17 21:08:57.458 INFO [stderr]    0:     0x55bd217f9943 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h1a944b80a560daa8
Nov 17 21:08:57.464 INFO [stdout] test tests::multiple_workers_works ... ok
Nov 17 21:08:57.478 INFO [stderr]                                at libstd/sys/unix/backtrace/tracing/gcc_s.rs:49
Nov 17 21:08:57.478 INFO [stderr]    1:     0x55bd217f4068 - std::sys_common::backtrace::_print::h18f735b4c3a49bdb
Nov 17 21:08:57.478 INFO [stderr]                                at libstd/sys_common/backtrace.rs:71
Nov 17 21:08:57.478 INFO [stderr]    2:     0x55bd217f88b4 - std::panicking::default_hook::{{closure}}::h97ab3548a215c097
Nov 17 21:08:57.478 INFO [stderr]                                at libstd/sys_common/backtrace.rs:59
Nov 17 21:08:57.478 INFO [stderr]                                at libstd/panicking.rs:211
Nov 17 21:08:57.478 INFO [stderr]    3:     0x55bd217f861d - std::panicking::default_hook::h98c2a01ef734e4b0
Nov 17 21:08:57.478 INFO [stderr]                                at libstd/panicking.rs:227
Nov 17 21:08:57.478 INFO [stderr]    4:     0x55bd217f8fc0 - std::panicking::rust_panic_with_hook::hb4b3f28eb79ea752
Nov 17 21:08:57.478 INFO [stderr]                                at libstd/panicking.rs:476
Nov 17 21:08:57.478 INFO [stderr]    5:     0x55bd217e7e67 - std::panicking::begin_panic::h500b84b677a2ac34
Nov 17 21:08:57.478 INFO [stderr]                                at /rustc/6b9b97bd9b704f85f0184f7a213cc4d62bd9654c/src/libstd/panicking.rs:410
Nov 17 21:08:57.478 INFO [stderr]    6:     0x55bd2175efcc - tasque::tests::worker_restart_works::{{closure}}::h17f5e91fe7e2d90b
Nov 17 21:08:57.481 INFO [stderr]                                at src/lib.rs:84
Nov 17 21:08:57.481 INFO [stderr]    7:     0x55bd21725b88 - tasque::task::Task::new::{{closure}}::h16101b7e010bc027
Nov 17 21:08:57.481 INFO [stderr]                                at src/task.rs:21
Nov 17 21:08:57.481 INFO [stderr]    8:     0x55bd21725d18 - tasque::task::Task::execute::hec65019ec9e5c59a
Nov 17 21:08:57.481 INFO [stderr]                                at src/task.rs:31
Nov 17 21:08:57.481 INFO [stderr]    9:     0x55bd2175be61 - tasque::worker::Worker::run_once::{{closure}}::hb4992fe82d0d706e
Nov 17 21:08:57.481 INFO [stderr]                                at src/worker.rs:25
Nov 17 21:08:57.481 INFO [stderr]   10:     0x55bd21758b25 - prometrics::metrics::histogram::Histogram::time::h361b4979f271c0f9
Nov 17 21:08:57.481 INFO [stderr]                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/prometrics-0.1.11/src/metrics/histogram.rs:101
Nov 17 21:08:57.481 INFO [stderr]   11:     0x55bd2175bd56 - tasque::worker::Worker::run_once::h6c4bba698b4134ae
Nov 17 21:08:57.481 INFO [stderr]                                at src/worker.rs:25
Nov 17 21:08:57.481 INFO [stderr]   12:     0x55bd2175bbe2 - tasque::worker::Worker::start::{{closure}}::h3087a86abe66b489
Nov 17 21:08:57.481 INFO [stderr]                                at src/worker.rs:17
Nov 17 21:08:57.481 INFO [stderr]   13:     0x55bd2172fe67 - std::sys_common::backtrace::__rust_begin_short_backtrace::h2b9cbd511c1b7c30
Nov 17 21:08:57.481 INFO [stderr]                                at /rustc/6b9b97bd9b704f85f0184f7a213cc4d62bd9654c/src/libstd/sys_common/backtrace.rs:136
Nov 17 21:08:57.481 INFO [stderr]   14:     0x55bd21727df4 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8712d74a1633fb46
Nov 17 21:08:57.481 INFO [stderr]                                at /rustc/6b9b97bd9b704f85f0184f7a213cc4d62bd9654c/src/libstd/thread/mod.rs:477
Nov 17 21:08:57.481 INFO [stderr]   15:     0x55bd21758967 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h77b08e793db85e87
Nov 17 21:08:57.481 INFO [stderr]                                at /rustc/6b9b97bd9b704f85f0184f7a213cc4d62bd9654c/src/libstd/panic.rs:319
Nov 17 21:08:57.481 INFO [stderr]   16:     0x55bd217599ff - std::panicking::try::do_call::h03024b9b6bbccce2
Nov 17 21:08:57.482 INFO [stderr]                                at /rustc/6b9b97bd9b704f85f0184f7a213cc4d62bd9654c/src/libstd/panicking.rs:310
Nov 17 21:08:57.482 INFO [stderr]   17:     0x55bd21807699 - __rust_maybe_catch_panic
Nov 17 21:08:57.482 INFO [stderr]                                at libpanic_unwind/lib.rs:102
Nov 17 21:08:57.482 INFO [stderr]   18:     0x55bd217597bf - std::panicking::try::h1aec729a1bcc72ea
Nov 17 21:08:57.482 INFO [stderr]                                at /rustc/6b9b97bd9b704f85f0184f7a213cc4d62bd9654c/src/libstd/panicking.rs:289
Nov 17 21:08:57.482 INFO [stderr]   19:     0x55bd21759737 - std::panic::catch_unwind::hafdf4c10e53fd260
Nov 17 21:08:57.482 INFO [stderr]                                at /rustc/6b9b97bd9b704f85f0184f7a213cc4d62bd9654c/src/libstd/panic.rs:398
Nov 17 21:08:57.482 INFO [stderr]   20:     0x55bd217278c8 - std::thread::Builder::spawn_unchecked::{{closure}}::h8817b644e37c03b1
Nov 17 21:08:57.482 INFO [stderr]                                at /rustc/6b9b97bd9b704f85f0184f7a213cc4d62bd9654c/src/libstd/thread/mod.rs:476
Nov 17 21:08:57.482 INFO [stderr]   21:     0x55bd2172841f - <F as alloc::boxed::FnBox<A>>::call_box::h9f83e0c14632edb8
Nov 17 21:08:57.482 INFO [stderr]                                at /rustc/6b9b97bd9b704f85f0184f7a213cc4d62bd9654c/src/liballoc/boxed.rs:673
Nov 17 21:08:57.482 INFO [stderr]   22:     0x55bd217fb57d - std::sys::unix::thread::Thread::new::thread_start::h5f8d67158a1ca038
Nov 17 21:08:57.482 INFO [stderr]                                at /rustc/6b9b97bd9b704f85f0184f7a213cc4d62bd9654c/src/liballoc/boxed.rs:683
Nov 17 21:08:57.482 INFO [stderr]                                at libstd/sys_common/thread.rs:24
Nov 17 21:08:57.482 INFO [stderr]                                at libstd/sys/unix/thread.rs:90
Nov 17 21:08:57.482 INFO [stderr]   23:     0x7f29d9fb16b9 - start_thread
Nov 17 21:08:57.482 INFO [stderr]   24:     0x7f29d9ad141c - clone
Nov 17 21:08:57.482 INFO [stderr]   25:                0x0 - <unknown>
Nov 17 21:08:57.482 INFO [stdout] test tests::worker_restart_works ... ok
Nov 17 21:08:57.505 INFO [stdout] test tests::single_worker_works ... ok
Nov 17 21:08:57.505 INFO [stdout] 
Nov 17 21:08:57.505 INFO [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 17 21:08:57.505 INFO [stdout] 
Nov 17 21:08:57.507 INFO [stderr]    Doc-tests tasque
Nov 17 21:08:58.392 INFO [stdout] 
Nov 17 21:08:58.392 INFO [stdout] running 3 tests
Nov 17 21:09:00.947 INFO [stdout] test src/queue.rs - queue::TaskQueue (line 85) ... ok
Nov 17 21:09:01.659 INFO [stdout] test src/queue.rs - queue::TaskQueueBuilder (line 15) ... ok
Nov 17 21:09:01.778 INFO [stdout] test src/lib.rs -  (line 7) ... ok
Nov 17 21:09:01.778 INFO [stdout] 
Nov 17 21:09:01.779 INFO [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 17 21:09:01.779 INFO [stdout] 
Nov 17 21:09:01.797 INFO [stderr] su: No module specific data is present
Nov 17 21:09:02.344 INFO running `"docker" "inspect" "ed3d89cd32ccc8d58607943065ef38081f6d131c39362c9c9d69a3d01a68f84d"`
Nov 17 21:09:02.625 INFO running `"docker" "rm" "-f" "ed3d89cd32ccc8d58607943065ef38081f6d131c39362c9c9d69a3d01a68f84d"`
Nov 17 21:09:02.897 INFO [stdout] ed3d89cd32ccc8d58607943065ef38081f6d131c39362c9c9d69a3d01a68f84d