[INFO] crate tasque 0.1.5 is already in cache [INFO] testing tasque-0.1.5 against 1.44.0 for beta-1.45-1 [INFO] extracting crate tasque 0.1.5 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate tasque 0.1.5 on toolchain 1.44.0 [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate tasque 0.1.5 [INFO] finished tweaking crates.io crate tasque 0.1.5 [INFO] tweaked toml for crates.io crate tasque 0.1.5 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate crates.io crate tasque 0.1.5 already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] c5f8d2c47c9f50ee237caac44bb67476a4467c77a572685a0e084b4d4b153a8c [INFO] running `"docker" "start" "-a" "c5f8d2c47c9f50ee237caac44bb67476a4467c77a572685a0e084b4d4b153a8c"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling nom v2.2.1 [INFO] [stderr] Compiling lazy_static v1.3.0 [INFO] [stderr] Compiling atomic_immut v0.1.4 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling procinfo v0.4.2 [INFO] [stderr] Compiling trackable_derive v0.1.2 [INFO] [stderr] Compiling trackable v0.2.23 [INFO] [stderr] Compiling prometrics v0.1.12 [INFO] [stderr] Compiling tasque v0.1.5 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 31.59s [INFO] running `"docker" "inspect" "c5f8d2c47c9f50ee237caac44bb67476a4467c77a572685a0e084b4d4b153a8c"` [INFO] running `"docker" "rm" "-f" "c5f8d2c47c9f50ee237caac44bb67476a4467c77a572685a0e084b4d4b153a8c"` [INFO] [stdout] c5f8d2c47c9f50ee237caac44bb67476a4467c77a572685a0e084b4d4b153a8c [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 7ff71283b9cc8e686258490565e2067bbea6032a40f00b30fec26e8097441875 [INFO] running `"docker" "start" "-a" "7ff71283b9cc8e686258490565e2067bbea6032a40f00b30fec26e8097441875"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling tasque v0.1.5 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 4.11s [INFO] running `"docker" "inspect" "7ff71283b9cc8e686258490565e2067bbea6032a40f00b30fec26e8097441875"` [INFO] running `"docker" "rm" "-f" "7ff71283b9cc8e686258490565e2067bbea6032a40f00b30fec26e8097441875"` [INFO] [stdout] 7ff71283b9cc8e686258490565e2067bbea6032a40f00b30fec26e8097441875 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 49abe3d13e305c83e80101343e556c9fe44109abf6b95c6d71b1a87bd195d7f0 [INFO] running `"docker" "start" "-a" "49abe3d13e305c83e80101343e556c9fe44109abf6b95c6d71b1a87bd195d7f0"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.12s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/tasque-2d35ea34da9ec54b [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stderr] thread '' panicked at 'explicit panic', src/lib.rs:95:26 [INFO] [stderr] stack backtrace: [INFO] [stdout] test tests::multiple_workers_works ... ok [INFO] [stderr] 0: 0x55da12bcd4f4 - backtrace::backtrace::libunwind::trace::hc1c4a1d8ad423b97 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x55da12bcd4f4 - backtrace::backtrace::trace_unsynchronized::h82274781060cb056 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55da12bcd4f4 - std::sys_common::backtrace::_print_fmt::h2a45d89b653a4da8 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x55da12bcd4f4 - ::fmt::h41a0a93ab85e6aa1 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] test tests::single_worker_works ... ok [INFO] [stderr] 4: 0x55da12bf613c - core::fmt::write::hdaea18585065a96d [INFO] [stderr] at src/libcore/fmt/mod.rs:1069 [INFO] [stderr] 5: 0x55da12bca0a3 - std::io::Write::write_fmt::h0cea70c809005252 [INFO] [stderr] at src/libstd/io/mod.rs:1504 [INFO] [stderr] 6: 0x55da12bcfdc5 - std::sys_common::backtrace::_print::hd95f9978cc145ca4 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x55da12bcfdc5 - std::sys_common::backtrace::print::hfb25ca2291be47d0 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x55da12bcfdc5 - std::panicking::default_hook::{{closure}}::h44f76cee5dc8591c [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x55da12bcfb02 - std::panicking::default_hook::h198e1a712910f1e6 [INFO] [stderr] at src/libstd/panicking.rs:218 [INFO] [stderr] 10: 0x55da12bd0422 - std::panicking::rust_panic_with_hook::hc0b4730bb8013f9d [INFO] [stderr] at src/libstd/panicking.rs:511 [INFO] [stderr] 11: 0x55da12bb7921 - std::panicking::begin_panic::h60bee7d0411b9ede [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:438 [INFO] [stderr] 12: 0x55da12b0101d - tasque::tests::worker_restart_works::{{closure}}::h0f8fc581149f7254 [INFO] [stderr] at src/lib.rs:95 [INFO] [stderr] 13: 0x55da12afdee0 - tasque::task::Task::new::{{closure}}::h0f9e1c961e6a681a [INFO] [stderr] at src/task.rs:21 [INFO] [stderr] 14: 0x55da12b30fb6 - as core::ops::function::FnMut>::call_mut::hb06935d93b2dfa41 [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/boxed.rs:1015 [INFO] [stderr] 15: 0x55da12afe09d - tasque::task::Task::execute::hb47f97baa81c4d84 [INFO] [stderr] at src/task.rs:31 [INFO] [stderr] 16: 0x55da12b0f9f0 - tasque::worker::Worker::run_once::{{closure}}::h7ae62397421d65ba [INFO] [stderr] at src/worker.rs:25 [INFO] [stderr] 17: 0x55da12b2e40e - prometrics::metrics::histogram::Histogram::time::h8701ac8f0b2711e6 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/prometrics-0.1.12/src/metrics/histogram.rs:101 [INFO] [stderr] 18: 0x55da12b0f905 - tasque::worker::Worker::run_once::hee3d7f92df2e2943 [INFO] [stderr] at src/worker.rs:25 [INFO] [stderr] 19: 0x55da12b0f7a3 - tasque::worker::Worker::start::{{closure}}::h276be53e4ade6434 [INFO] [stderr] at src/worker.rs:17 [INFO] [stderr] 20: 0x55da12b0ae55 - std::sys_common::backtrace::__rust_begin_short_backtrace::hdab16138ba4eecb0 [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/sys_common/backtrace.rs:130 [INFO] [stderr] 21: 0x55da12b02435 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h9c01e785509a32c8 [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/thread/mod.rs:475 [INFO] [stderr] 22: 0x55da12b0ac38 - as core::ops::function::FnOnce<()>>::call_once::h3b3fc359e34b6deb [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:318 [INFO] [stderr] 23: 0x55da12b05260 - std::panicking::try::do_call::he69d49db0c731c8a [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:331 [INFO] [stderr] 24: 0x55da12b0ab9d - __rust_try [INFO] [stderr] 25: 0x55da12b0512d - std::panicking::try::h9bc276256cbd34d1 [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:274 [INFO] [stderr] 26: 0x55da12b0c3d8 - std::panic::catch_unwind::h8a62662219d15ca9 [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:394 [INFO] [stderr] 27: 0x55da12b021fd - std::thread::Builder::spawn_unchecked::{{closure}}::h84c7da8d166882ce [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/thread/mod.rs:474 [INFO] [stderr] 28: 0x55da12b054ce - core::ops::function::FnOnce::call_once{{vtable.shim}}::hd659870d1162d17a [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libcore/ops/function.rs:232 [INFO] [stderr] 29: 0x55da12bd6c0a - as core::ops::function::FnOnce>::call_once::h1f1fac7de7dd9691 [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/boxed.rs:1008 [INFO] [stderr] 30: 0x55da12bd6c0a - as core::ops::function::FnOnce>::call_once::ha031f48633a6af54 [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/boxed.rs:1008 [INFO] [stderr] 31: 0x55da12bd6c0a - std::sys::unix::thread::Thread::new::thread_start::h241864caf436e182 [INFO] [stderr] at src/libstd/sys/unix/thread.rs:87 [INFO] [stderr] 32: 0x7fb442146609 - start_thread [INFO] [stderr] 33: 0x7fb442052103 - __clone [INFO] [stderr] 34: 0x0 - [INFO] [stdout] test tests::worker_restart_works ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests tasque [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test src/queue.rs - queue::TaskQueue (line 85) ... ok [INFO] [stdout] test src/queue.rs - queue::TaskQueueBuilder (line 15) ... ok [INFO] [stdout] test src/lib.rs - (line 7) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "49abe3d13e305c83e80101343e556c9fe44109abf6b95c6d71b1a87bd195d7f0"` [INFO] running `"docker" "rm" "-f" "49abe3d13e305c83e80101343e556c9fe44109abf6b95c6d71b1a87bd195d7f0"` [INFO] [stdout] 49abe3d13e305c83e80101343e556c9fe44109abf6b95c6d71b1a87bd195d7f0