[INFO] fetching crate spmcq 0.1.0...
[INFO] testing spmcq-0.1.0 against master#b03b3a7ec92682be2917540b679478d41c95a30c for pr-137122-1
[INFO] extracting crate spmcq 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate spmcq 0.1.0
[INFO] finished tweaking crates.io crate spmcq 0.1.0
[INFO] tweaked toml for crates.io crate spmcq 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate spmcq 0.1.0 on toolchain b03b3a7ec92682be2917540b679478d41c95a30c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b03b3a7ec92682be2917540b679478d41c95a30c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b03b3a7ec92682be2917540b679478d41c95a30c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b03b3a7ec92682be2917540b679478d41c95a30c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+b03b3a7ec92682be2917540b679478d41c95a30c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c4879d66e45184dade5e596829fff069375dfcf25bcf3da004323b8f4d4adb45
[INFO] running `Command { std: "docker" "start" "-a" "c4879d66e45184dade5e596829fff069375dfcf25bcf3da004323b8f4d4adb45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c4879d66e45184dade5e596829fff069375dfcf25bcf3da004323b8f4d4adb45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4879d66e45184dade5e596829fff069375dfcf25bcf3da004323b8f4d4adb45", kill_on_drop: false }`
[INFO] [stdout] c4879d66e45184dade5e596829fff069375dfcf25bcf3da004323b8f4d4adb45
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+b03b3a7ec92682be2917540b679478d41c95a30c" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 11725df341a7974e55d67ad42c5ad9564db177e1ff7026170751d8ca979097ab
[INFO] running `Command { std: "docker" "start" "-a" "11725df341a7974e55d67ad42c5ad9564db177e1ff7026170751d8ca979097ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling spmcq v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "11725df341a7974e55d67ad42c5ad9564db177e1ff7026170751d8ca979097ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11725df341a7974e55d67ad42c5ad9564db177e1ff7026170751d8ca979097ab", kill_on_drop: false }`
[INFO] [stdout] 11725df341a7974e55d67ad42c5ad9564db177e1ff7026170751d8ca979097ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+b03b3a7ec92682be2917540b679478d41c95a30c" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c726e07b7f546764c73cbacccd37fcf9f827352b625c58528a2540861ae08c5d
[INFO] running `Command { std: "docker" "start" "-a" "c726e07b7f546764c73cbacccd37fcf9f827352b625c58528a2540861ae08c5d", kill_on_drop: false }`
[INFO] [stderr]    Compiling spmcq v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "c726e07b7f546764c73cbacccd37fcf9f827352b625c58528a2540861ae08c5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c726e07b7f546764c73cbacccd37fcf9f827352b625c58528a2540861ae08c5d", kill_on_drop: false }`
[INFO] [stdout] c726e07b7f546764c73cbacccd37fcf9f827352b625c58528a2540861ae08c5d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+b03b3a7ec92682be2917540b679478d41c95a30c" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cac1df5b58c69ac18ab6373913ca9f6d4ba23699f643b26daf43a407abf59fb8
[INFO] running `Command { std: "docker" "start" "-a" "cac1df5b58c69ac18ab6373913ca9f6d4ba23699f643b26daf43a407abf59fb8", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/spmcq-f6955c671d93b631)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test test::test_basic_use_one_thread ... ok
[INFO] [stdout] test test::test_custom_data_type_one_thread ... ok
[INFO] [stdout] test test::test_skip_ahead_basic_one_thread ... ok
[INFO] [stdout] test test::test_skip_ahead_lapped_one_thread ... ok
[INFO] [stdout] test test::test_dropouts_lapped_once_one_thread ... ok
[INFO] [stdout] test test::test_two_readers_one_thread ... ok
[INFO] [stdout] test test::test_wraparound_keeping_pace_one_thread ... ok
[INFO] [stdout] test test::test_dropouts_lapped_twice_one_thread ... ok
[INFO] [stdout] test test::test_two_readers_three_threads ... FAILED
[INFO] [stdout] test test::test_one_reader_two_threads ... ok
[INFO] [stdout] test test::test_one_reader_two_threads_high_throughput ... ok
[INFO] [stdout] test test::test_two_readers_three_threads_high_throughput ... ok
[INFO] [stdout] test test::test_custom_data_type_one_reader_two_threads_high_throughput ... ok
[INFO] [stdout] test test::test_custom_data_type_two_readers_three_threads_high_throughput has been running for over 60 seconds
[INFO] [stdout] test test::test_custom_data_type_two_readers_three_threads_high_throughput ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- test::test_two_readers_three_threads stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread '<unnamed>' panicked at src/test.rs:319:47:
[INFO] [stdout] explicit panic
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5916fa2b4852 - std::backtrace_rs::backtrace::libunwind::trace::hf6dd235ae0786829
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5916fa2b4852 - std::backtrace_rs::backtrace::trace_unsynchronized::h3a5b54e78104e8b2
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5916fa2b4852 - std::sys::backtrace::_print_fmt::hca7a5c1644e21919
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5916fa2b4852 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h38110959524b373c
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5916fa2d9ac3 - core::fmt::rt::Argument::fmt::h391eb3fdbf3d4042
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5916fa2d9ac3 - core::fmt::write::h5b87140645224122
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/core/src/fmt/mod.rs:1465:25
[INFO] [stdout]    6:     0x5916fa2b17d3 - std::io::default_write_fmt::h3039811ce7aea84b
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5916fa2b17d3 - std::io::Write::write_fmt::h2eef262cf4840ab4
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5916fa2b46a2 - std::sys::backtrace::BacktraceLock::print::hcd755c38f62e4492
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5916fa2b5dbc - std::panicking::default_hook::{{closure}}::h351f33591b26e6e7
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x5916fa2b5c12 - std::panicking::default_hook::he5bba7bf0a373c6e
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x5916fa27dbb4 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::he967d9fa26b9957c
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/alloc/src/boxed.rs:1980:9
[INFO] [stdout]   12:     0x5916fa27dbb4 - test::test_main_with_exit_callback::{{closure}}::h80e1694b81a05381
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5916fa2b679b - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h4e924fcf5bc64d70
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/alloc/src/boxed.rs:1980:9
[INFO] [stdout]   14:     0x5916fa2b679b - std::panicking::rust_panic_with_hook::hdf456b43e6535023
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x5916fa2b656a - std::panicking::begin_panic_handler::{{closure}}::he1c1ab0b84006a97
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/std/src/panicking.rs:706:13
[INFO] [stdout]   16:     0x5916fa2b4d49 - std::sys::backtrace::__rust_end_short_backtrace::h2a71da996e10b8a0
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/std/src/sys/backtrace.rs:168:18
[INFO] [stdout]   17:     0x5916fa2b61fd - __rustc[92197b79f0fe8095]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x5916fa2d8510 - core::panicking::panic_fmt::h723bf1d52f6dad29
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x5916fa2d8676 - core::panicking::panic_display::hdf2c07685c8ebf44
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/core/src/panicking.rs:268:5
[INFO] [stdout]   20:     0x5916fa2d8676 - core::panicking::panic_explicit::h48d1f8824810f63c
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/core/src/panicking.rs:241:5
[INFO] [stdout]   21:     0x5916fa23dd77 - spmcq::test::test_two_readers_three_threads::{{closure}}::panic_cold_explicit::hf59873f9ed1cf8b4
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/core/src/panic.rs:88:13
[INFO] [stdout]   22:     0x5916fa23dbdf - spmcq::test::test_two_readers_three_threads::{{closure}}::h0ce2c3348ace3faa
[INFO] [stdout]                                at /opt/rustwide/workdir/src/test.rs:319:47
[INFO] [stdout]   23:     0x5916fa22e5b6 - std::sys::backtrace::__rust_begin_short_backtrace::hd62fa8b0e4f24472
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/std/src/sys/backtrace.rs:152:18
[INFO] [stdout]   24:     0x5916fa22c7c3 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hd6842c4eb8a82f02
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   25:     0x5916fa22dbe0 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h67ca4d4797a59834
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   26:     0x5916fa22e93b - std::panicking::catch_unwind::do_call::hf4df3bffbc61068c
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/std/src/panicking.rs:589:40
[INFO] [stdout]   27:     0x5916fa22d4bb - __rust_try
[INFO] [stdout]   28:     0x5916fa229b6d - std::panicking::catch_unwind::hcb9adcf72d049fe1
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/std/src/panicking.rs:552:19
[INFO] [stdout]   29:     0x5916fa229b6d - std::panic::catch_unwind::h7cf54e197f89ae68
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x5916fa229b6d - std::thread::Builder::spawn_unchecked_::{{closure}}::he1cd1f8bd25a8f8b
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   31:     0x5916fa24142e - core::ops::function::FnOnce::call_once{{vtable.shim}}::h3419019749c7e895
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   32:     0x5916fa2b96f7 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h23e83c3768c28e74
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/alloc/src/boxed.rs:1966:9
[INFO] [stdout]   33:     0x5916fa2b96f7 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::he67b41932d2c126e
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/alloc/src/boxed.rs:1966:9
[INFO] [stdout]   34:     0x5916fa2b96f7 - std::sys::pal::unix::thread::Thread::new::thread_start::hc05bf0eaa2386caa
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/std/src/sys/pal/unix/thread.rs:97:17
[INFO] [stdout]   35:     0x7ae1783a4aa4 - <unknown>
[INFO] [stdout]   36:     0x7ae178431a34 - clone
[INFO] [stdout]   37:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] thread 'test::test_two_readers_three_threads' panicked at src/test.rs:334:27:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Any { .. }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5916fa2b4852 - std::backtrace_rs::backtrace::libunwind::trace::hf6dd235ae0786829
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5916fa2b4852 - std::backtrace_rs::backtrace::trace_unsynchronized::h3a5b54e78104e8b2
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5916fa2b4852 - std::sys::backtrace::_print_fmt::hca7a5c1644e21919
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5916fa2b4852 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h38110959524b373c
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5916fa2d9ac3 - core::fmt::rt::Argument::fmt::h391eb3fdbf3d4042
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5916fa2d9ac3 - core::fmt::write::h5b87140645224122
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/core/src/fmt/mod.rs:1465:25
[INFO] [stdout]    6:     0x5916fa2b17d3 - std::io::default_write_fmt::h3039811ce7aea84b
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5916fa2b17d3 - std::io::Write::write_fmt::h2eef262cf4840ab4
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5916fa2b46a2 - std::sys::backtrace::BacktraceLock::print::hcd755c38f62e4492
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5916fa2b5dbc - std::panicking::default_hook::{{closure}}::h351f33591b26e6e7
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x5916fa2b5c12 - std::panicking::default_hook::he5bba7bf0a373c6e
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x5916fa27dbb4 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::he967d9fa26b9957c
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/alloc/src/boxed.rs:1980:9
[INFO] [stdout]   12:     0x5916fa27dbb4 - test::test_main_with_exit_callback::{{closure}}::h80e1694b81a05381
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5916fa2b679b - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h4e924fcf5bc64d70
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/alloc/src/boxed.rs:1980:9
[INFO] [stdout]   14:     0x5916fa2b679b - std::panicking::rust_panic_with_hook::hdf456b43e6535023
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x5916fa2b656a - std::panicking::begin_panic_handler::{{closure}}::he1c1ab0b84006a97
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/std/src/panicking.rs:706:13
[INFO] [stdout]   16:     0x5916fa2b4d49 - std::sys::backtrace::__rust_end_short_backtrace::h2a71da996e10b8a0
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/std/src/sys/backtrace.rs:168:18
[INFO] [stdout]   17:     0x5916fa2b61fd - __rustc[92197b79f0fe8095]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x5916fa2d8510 - core::panicking::panic_fmt::h723bf1d52f6dad29
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x5916fa2d89b6 - core::result::unwrap_failed::hee42034aaecc2a24
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/core/src/result.rs:1761:5
[INFO] [stdout]   20:     0x5916fa23d68f - core::result::Result<T,E>::unwrap::h067e7de6df123ca6
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/core/src/result.rs:1167:23
[INFO] [stdout]   21:     0x5916fa23d68f - spmcq::test::test_two_readers_three_threads::hf7c2f155b1b9e2bb
[INFO] [stdout]                                at /opt/rustwide/workdir/src/test.rs:334:27
[INFO] [stdout]   22:     0x5916fa23d1e7 - spmcq::test::test_two_readers_three_threads::{{closure}}::h7fa7851d7b57cc96
[INFO] [stdout]                                at /opt/rustwide/workdir/src/test.rs:292:36
[INFO] [stdout]   23:     0x5916fa2415b6 - core::ops::function::FnOnce::call_once::h09bc00c73c4b9b03
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5916fa28335b - core::ops::function::FnOnce::call_once::h0669c8b9c48a7d8a
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5916fa28335b - test::__rust_begin_short_backtrace::h7b085d6d90a7575c
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/test/src/lib.rs:648:18
[INFO] [stdout]   26:     0x5916fa28252e - test::run_test_in_process::{{closure}}::ha304053f1e1d1fbe
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/test/src/lib.rs:671:74
[INFO] [stdout]   27:     0x5916fa28252e - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h8e30650eb6723f86
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x5916fa28252e - std::panicking::catch_unwind::do_call::hfe563e330be3fd9d
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/std/src/panicking.rs:589:40
[INFO] [stdout]   29:     0x5916fa28252e - std::panicking::catch_unwind::hed40f568f7f44546
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/std/src/panicking.rs:552:19
[INFO] [stdout]   30:     0x5916fa28252e - std::panic::catch_unwind::h3bb9c46c11d39dfb
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5916fa28252e - test::run_test_in_process::hd65f1a6e6622ae42
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/test/src/lib.rs:671:27
[INFO] [stdout]   32:     0x5916fa28252e - test::run_test::{{closure}}::h9e896de936f245ea
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/test/src/lib.rs:592:43
[INFO] [stdout]   33:     0x5916fa246124 - test::run_test::{{closure}}::hbb18881f56552c10
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/test/src/lib.rs:622:41
[INFO] [stdout]   34:     0x5916fa246124 - std::sys::backtrace::__rust_begin_short_backtrace::hca2387d32733b689
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/std/src/sys/backtrace.rs:152:18
[INFO] [stdout]   35:     0x5916fa249a1a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h9601175bf02a7fb8
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   36:     0x5916fa249a1a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::had8286ad0e1f2528
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x5916fa249a1a - std::panicking::catch_unwind::do_call::he4164e9e75841fd6
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/std/src/panicking.rs:589:40
[INFO] [stdout]   38:     0x5916fa249a1a - std::panicking::catch_unwind::h48ccc52a84ae7300
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/std/src/panicking.rs:552:19
[INFO] [stdout]   39:     0x5916fa249a1a - std::panic::catch_unwind::h3d97eb787aa35ee4
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5916fa249a1a - std::thread::Builder::spawn_unchecked_::{{closure}}::h1019329d11de31fb
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   41:     0x5916fa249a1a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h050615be551c6447
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5916fa2b96f7 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h23e83c3768c28e74
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/alloc/src/boxed.rs:1966:9
[INFO] [stdout]   43:     0x5916fa2b96f7 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::he67b41932d2c126e
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/alloc/src/boxed.rs:1966:9
[INFO] [stdout]   44:     0x5916fa2b96f7 - std::sys::pal::unix::thread::Thread::new::thread_start::hc05bf0eaa2386caa
[INFO] [stdout]                                at /rustc/b03b3a7ec92682be2917540b679478d41c95a30c/library/std/src/sys/pal/unix/thread.rs:97:17
[INFO] [stdout]   45:     0x7ae1783a4aa4 - <unknown>
[INFO] [stdout]   46:     0x7ae178431a34 - clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     test::test_two_readers_three_threads
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 13 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 65.08s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "cac1df5b58c69ac18ab6373913ca9f6d4ba23699f643b26daf43a407abf59fb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cac1df5b58c69ac18ab6373913ca9f6d4ba23699f643b26daf43a407abf59fb8", kill_on_drop: false }`
[INFO] [stdout] cac1df5b58c69ac18ab6373913ca9f6d4ba23699f643b26daf43a407abf59fb8