[INFO] fetching crate lf-queue 0.1.0... [INFO] testing lf-queue-0.1.0 against master#404c8471aba60c2d837fa728e7c729a0f52d5830 for pr-87041-1 [INFO] extracting crate lf-queue 0.1.0 into /workspace/builds/worker-16/source [INFO] validating manifest of crates.io crate lf-queue 0.1.0 on toolchain 404c8471aba60c2d837fa728e7c729a0f52d5830 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+404c8471aba60c2d837fa728e7c729a0f52d5830" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate lf-queue 0.1.0 [INFO] finished tweaking crates.io crate lf-queue 0.1.0 [INFO] tweaked toml for crates.io crate lf-queue 0.1.0 written to /workspace/builds/worker-16/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+404c8471aba60c2d837fa728e7c729a0f52d5830" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+404c8471aba60c2d837fa728e7c729a0f52d5830" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a429bb59b7a3b4e7270a4b4c243bb115fc561d8f62ec34ef63a0a36cabf65dfd" "/opt/rustwide/cargo-home/bin/cargo" "+404c8471aba60c2d837fa728e7c729a0f52d5830" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9cac6d593d88e52ada97fd84dd9b20cbe2fd673f8b837fe34db16a5c81d0bff3 [INFO] running `Command { std: "docker" "start" "-a" "9cac6d593d88e52ada97fd84dd9b20cbe2fd673f8b837fe34db16a5c81d0bff3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9cac6d593d88e52ada97fd84dd9b20cbe2fd673f8b837fe34db16a5c81d0bff3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9cac6d593d88e52ada97fd84dd9b20cbe2fd673f8b837fe34db16a5c81d0bff3", kill_on_drop: false }` [INFO] [stdout] 9cac6d593d88e52ada97fd84dd9b20cbe2fd673f8b837fe34db16a5c81d0bff3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a429bb59b7a3b4e7270a4b4c243bb115fc561d8f62ec34ef63a0a36cabf65dfd" "/opt/rustwide/cargo-home/bin/cargo" "+404c8471aba60c2d837fa728e7c729a0f52d5830" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b4099ddf26ef3ae7e94473beb6d289efbdda3bc062017cbe2d1793abd86646b4 [INFO] running `Command { std: "docker" "start" "-a" "b4099ddf26ef3ae7e94473beb6d289efbdda3bc062017cbe2d1793abd86646b4", kill_on_drop: false }` [INFO] [stderr] Compiling lf-queue v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.56s [INFO] running `Command { std: "docker" "inspect" "b4099ddf26ef3ae7e94473beb6d289efbdda3bc062017cbe2d1793abd86646b4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b4099ddf26ef3ae7e94473beb6d289efbdda3bc062017cbe2d1793abd86646b4", kill_on_drop: false }` [INFO] [stdout] b4099ddf26ef3ae7e94473beb6d289efbdda3bc062017cbe2d1793abd86646b4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a429bb59b7a3b4e7270a4b4c243bb115fc561d8f62ec34ef63a0a36cabf65dfd" "/opt/rustwide/cargo-home/bin/cargo" "+404c8471aba60c2d837fa728e7c729a0f52d5830" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 82e1ba327b00068eb7db9408aafe095e74f337264f95340cc1e3b3f16fb4c65b [INFO] running `Command { std: "docker" "start" "-a" "82e1ba327b00068eb7db9408aafe095e74f337264f95340cc1e3b3f16fb4c65b", kill_on_drop: false }` [INFO] [stderr] Compiling lf-queue v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.53s [INFO] running `Command { std: "docker" "inspect" "82e1ba327b00068eb7db9408aafe095e74f337264f95340cc1e3b3f16fb4c65b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "82e1ba327b00068eb7db9408aafe095e74f337264f95340cc1e3b3f16fb4c65b", kill_on_drop: false }` [INFO] [stdout] 82e1ba327b00068eb7db9408aafe095e74f337264f95340cc1e3b3f16fb4c65b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a429bb59b7a3b4e7270a4b4c243bb115fc561d8f62ec34ef63a0a36cabf65dfd" "/opt/rustwide/cargo-home/bin/cargo" "+404c8471aba60c2d837fa728e7c729a0f52d5830" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 6760096402a0f588c9d953b306094eca5a96e002bcce2d73a7ac0eb704f7ef22 [INFO] running `Command { std: "docker" "start" "-a" "6760096402a0f588c9d953b306094eca5a96e002bcce2d73a7ac0eb704f7ef22", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.38s [INFO] [stdout] running 0 tests [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/lf_queue-c0d435f263738aff) [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/loom_queue.rs (/opt/rustwide/target/debug/deps/loom_queue-bdc323a11ad19f4d) [INFO] [stdout] [INFO] [stderr] Running tests/queue.rs (/opt/rustwide/target/debug/deps/queue-e064a884c5211f34) [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test test_spsc ... ok [INFO] [stdout] test test_spmc ... ok [INFO] [stdout] test test_mpsc ... ok [INFO] [stdout] test test_mpmc ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- test_mpmc stdout ---- [INFO] [stdout] thread 'test_mpmc' panicked at 'assertion failed: `(left == right)` [INFO] [stdout] left: `3`, [INFO] [stdout] right: `4`', tests/queue.rs:127:9 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x559ea5d1ebac - std::backtrace_rs::backtrace::libunwind::trace::hf7449935ead7573e [INFO] [stdout] at /rustc/404c8471aba60c2d837fa728e7c729a0f52d5830/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stdout] 1: 0x559ea5d1ebac - std::backtrace_rs::backtrace::trace_unsynchronized::h221aa2d88d72372a [INFO] [stdout] at /rustc/404c8471aba60c2d837fa728e7c729a0f52d5830/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x559ea5d1ebac - std::sys_common::backtrace::_print_fmt::h1c77e8983e1df895 [INFO] [stdout] at /rustc/404c8471aba60c2d837fa728e7c729a0f52d5830/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x559ea5d1ebac - ::fmt::hd4ec41a9a6b0d22c [INFO] [stdout] at /rustc/404c8471aba60c2d837fa728e7c729a0f52d5830/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x559ea5d418dc - core::fmt::write::h72801a82c94e6ff1 [INFO] [stdout] at /rustc/404c8471aba60c2d837fa728e7c729a0f52d5830/library/core/src/fmt/mod.rs:1149:17 [INFO] [stdout] 5: 0x559ea5d1aa95 - std::io::Write::write_fmt::h4a32d0934f160ec4 [INFO] [stdout] at /rustc/404c8471aba60c2d837fa728e7c729a0f52d5830/library/std/src/io/mod.rs:1660:15 [INFO] [stdout] 6: 0x559ea5d20600 - std::sys_common::backtrace::_print::h2d15cd157796a64a [INFO] [stdout] at /rustc/404c8471aba60c2d837fa728e7c729a0f52d5830/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x559ea5d20600 - std::sys_common::backtrace::print::h52d286d22e2398eb [INFO] [stdout] at /rustc/404c8471aba60c2d837fa728e7c729a0f52d5830/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x559ea5d20600 - std::panicking::default_hook::{{closure}}::h6da08fba6306daf2 [INFO] [stdout] at /rustc/404c8471aba60c2d837fa728e7c729a0f52d5830/library/std/src/panicking.rs:211:50 [INFO] [stdout] 9: 0x559ea5d201e6 - std::panicking::default_hook::h266f67a22e76b11a [INFO] [stdout] at /rustc/404c8471aba60c2d837fa728e7c729a0f52d5830/library/std/src/panicking.rs:225:9 [INFO] [stdout] 10: 0x559ea5d20cb4 - std::panicking::rust_panic_with_hook::he55698a957f4fb6d [INFO] [stdout] at /rustc/404c8471aba60c2d837fa728e7c729a0f52d5830/library/std/src/panicking.rs:606:17 [INFO] [stdout] 11: 0x559ea5d20790 - std::panicking::begin_panic_handler::{{closure}}::h01f453c3ac181895 [INFO] [stdout] at /rustc/404c8471aba60c2d837fa728e7c729a0f52d5830/library/std/src/panicking.rs:502:13 [INFO] [stdout] 12: 0x559ea5d1f054 - std::sys_common::backtrace::__rust_end_short_backtrace::h675d77c6e5a3926d [INFO] [stdout] at /rustc/404c8471aba60c2d837fa728e7c729a0f52d5830/library/std/src/sys_common/backtrace.rs:139:18 [INFO] [stdout] 13: 0x559ea5d206f9 - rust_begin_unwind [INFO] [stdout] at /rustc/404c8471aba60c2d837fa728e7c729a0f52d5830/library/std/src/panicking.rs:498:5 [INFO] [stdout] 14: 0x559ea5cb2331 - core::panicking::panic_fmt::h7b8580d81fcbbacd [INFO] [stdout] at /rustc/404c8471aba60c2d837fa728e7c729a0f52d5830/library/core/src/panicking.rs:107:14 [INFO] [stdout] 15: 0x559ea5d40488 - core::panicking::assert_failed_inner::hc71171cfb6f4bc69 [INFO] [stdout] 16: 0x559ea5cbb55a - core::panicking::assert_failed::hc24307a3736b45d6 [INFO] [stdout] at /rustc/404c8471aba60c2d837fa728e7c729a0f52d5830/library/core/src/panicking.rs:145:5 [INFO] [stdout] 17: 0x559ea5cc02fe - queue::test_mpmc::h2f0aaf55004ebe7a [INFO] [stdout] at /opt/rustwide/workdir/tests/queue.rs:127:9 [INFO] [stdout] 18: 0x559ea5cbfe5a - queue::test_mpmc::{{closure}}::hb0b641ad7b2a663e [INFO] [stdout] at /opt/rustwide/workdir/tests/queue.rs:87:1 [INFO] [stdout] 19: 0x559ea5cc4e7e - core::ops::function::FnOnce::call_once::h64b7b7ea700adc55 [INFO] [stdout] at /rustc/404c8471aba60c2d837fa728e7c729a0f52d5830/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 20: 0x559ea5cfb2a3 - core::ops::function::FnOnce::call_once::h5d20c69df64cb066 [INFO] [stdout] at /rustc/404c8471aba60c2d837fa728e7c729a0f52d5830/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 21: 0x559ea5cfb2a3 - test::__rust_begin_short_backtrace::h74effa4f90907c5e [INFO] [stdout] at /rustc/404c8471aba60c2d837fa728e7c729a0f52d5830/library/test/src/lib.rs:585:5 [INFO] [stdout] 22: 0x559ea5cf9e67 - as core::ops::function::FnOnce>::call_once::h19edd65423024e64 [INFO] [stdout] at /rustc/404c8471aba60c2d837fa728e7c729a0f52d5830/library/alloc/src/boxed.rs:1811:9 [INFO] [stdout] 23: 0x559ea5cf9e67 - as core::ops::function::FnOnce<()>>::call_once::hecd0007c98d2c571 [INFO] [stdout] at /rustc/404c8471aba60c2d837fa728e7c729a0f52d5830/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 24: 0x559ea5cf9e67 - std::panicking::try::do_call::hdfd7d8bd90990dc0 [INFO] [stdout] at /rustc/404c8471aba60c2d837fa728e7c729a0f52d5830/library/std/src/panicking.rs:406:40 [INFO] [stdout] 25: 0x559ea5cf9e67 - std::panicking::try::h24be999959943ce9 [INFO] [stdout] at /rustc/404c8471aba60c2d837fa728e7c729a0f52d5830/library/std/src/panicking.rs:370:19 [INFO] [stdout] 26: 0x559ea5cf9e67 - std::panic::catch_unwind::h0ca097148ff956c7 [INFO] [stdout] at /rustc/404c8471aba60c2d837fa728e7c729a0f52d5830/library/std/src/panic.rs:133:14 [INFO] [stdout] 27: 0x559ea5cf9e67 - test::run_test_in_process::hb1447ce84a041621 [INFO] [stdout] at /rustc/404c8471aba60c2d837fa728e7c729a0f52d5830/library/test/src/lib.rs:608:18 [INFO] [stdout] 28: 0x559ea5cf9e67 - test::run_test::run_test_inner::{{closure}}::h243d5767f98dd76b [INFO] [stdout] at /rustc/404c8471aba60c2d837fa728e7c729a0f52d5830/library/test/src/lib.rs:500:39 [INFO] [stdout] 29: 0x559ea5cc674e - test::run_test::run_test_inner::{{closure}}::ha28868a6fd450406 [INFO] [stdout] at /rustc/404c8471aba60c2d837fa728e7c729a0f52d5830/library/test/src/lib.rs:527:37 [INFO] [stdout] 30: 0x559ea5cc674e - std::sys_common::backtrace::__rust_begin_short_backtrace::h9b0a0ec9acaf0854 [INFO] [stdout] at /rustc/404c8471aba60c2d837fa728e7c729a0f52d5830/library/std/src/sys_common/backtrace.rs:123:18 [INFO] [stdout] 31: 0x559ea5ccb848 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hd8bff32e65e0fd1d [INFO] [stdout] at /rustc/404c8471aba60c2d837fa728e7c729a0f52d5830/library/std/src/thread/mod.rs:477:17 [INFO] [stdout] 32: 0x559ea5ccb848 - as core::ops::function::FnOnce<()>>::call_once::he74b6751c2689665 [INFO] [stdout] at /rustc/404c8471aba60c2d837fa728e7c729a0f52d5830/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 33: 0x559ea5ccb848 - std::panicking::try::do_call::h5d2ee92103f6cc44 [INFO] [stdout] at /rustc/404c8471aba60c2d837fa728e7c729a0f52d5830/library/std/src/panicking.rs:406:40 [INFO] [stdout] 34: 0x559ea5ccb848 - std::panicking::try::h4ff94863d1e19091 [INFO] [stdout] at /rustc/404c8471aba60c2d837fa728e7c729a0f52d5830/library/std/src/panicking.rs:370:19 [INFO] [stdout] 35: 0x559ea5ccb848 - std::panic::catch_unwind::h80719b283a984060 [INFO] [stdout] at /rustc/404c8471aba60c2d837fa728e7c729a0f52d5830/library/std/src/panic.rs:133:14 [INFO] [stdout] 36: 0x559ea5ccb848 - std::thread::Builder::spawn_unchecked::{{closure}}::h53d75ac43e0325b2 [INFO] [stdout] at /rustc/404c8471aba60c2d837fa728e7c729a0f52d5830/library/std/src/thread/mod.rs:476:30 [INFO] [stdout] 37: 0x559ea5ccb848 - core::ops::function::FnOnce::call_once{{vtable.shim}}::ha0944c3b1c2a3b97 [INFO] [stdout] at /rustc/404c8471aba60c2d837fa728e7c729a0f52d5830/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 38: 0x559ea5d25663 - as core::ops::function::FnOnce>::call_once::h4beb69a85f7fb16c [INFO] [stdout] at /rustc/404c8471aba60c2d837fa728e7c729a0f52d5830/library/alloc/src/boxed.rs:1811:9 [INFO] [stdout] 39: 0x559ea5d25663 - as core::ops::function::FnOnce>::call_once::hef865a799f44aaf2 [INFO] [stdout] at /rustc/404c8471aba60c2d837fa728e7c729a0f52d5830/library/alloc/src/boxed.rs:1811:9 [INFO] [stdout] 40: 0x559ea5d25663 - std::sys::unix::thread::Thread::new::thread_start::hee0b2d4e2414fa96 [INFO] [stdout] at /rustc/404c8471aba60c2d837fa728e7c729a0f52d5830/library/std/src/sys/unix/thread.rs:108:17 [INFO] [stdout] 41: 0x7fea29edc609 - start_thread [INFO] [stdout] 42: 0x7fea29cae293 - clone [INFO] [stdout] 43: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] test_mpmc [INFO] [stdout] [INFO] [stdout] test result: FAILED. 3 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--test queue' [INFO] running `Command { std: "docker" "inspect" "6760096402a0f588c9d953b306094eca5a96e002bcce2d73a7ac0eb704f7ef22", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6760096402a0f588c9d953b306094eca5a96e002bcce2d73a7ac0eb704f7ef22", kill_on_drop: false }` [INFO] [stdout] 6760096402a0f588c9d953b306094eca5a96e002bcce2d73a7ac0eb704f7ef22