[INFO] cloning repository https://github.com/timstr/ringbuffer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/timstr/ringbuffer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimstr%2Fringbuffer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimstr%2Fringbuffer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8092a6c259aaaf6dcbbbf1b979bf85575adf5ef7
[INFO] testing timstr/ringbuffer against master#160e7623e8cbbf1feab2b6e2a24733a98c7bde9c for pr-145628
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimstr%2Fringbuffer" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/timstr/ringbuffer
[INFO] finished tweaking git repo https://github.com/timstr/ringbuffer
[INFO] tweaked toml for git repo https://github.com/timstr/ringbuffer written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/timstr/ringbuffer on toolchain 160e7623e8cbbf1feab2b6e2a24733a98c7bde9c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/timstr/ringbuffer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0d9311863f2de613b1959554503157861699fcd0d8692a810219315b3fd24d68
[INFO] running `Command { std: "docker" "start" "-a" "0d9311863f2de613b1959554503157861699fcd0d8692a810219315b3fd24d68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0d9311863f2de613b1959554503157861699fcd0d8692a810219315b3fd24d68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d9311863f2de613b1959554503157861699fcd0d8692a810219315b3fd24d68", kill_on_drop: false }`
[INFO] [stdout] 0d9311863f2de613b1959554503157861699fcd0d8692a810219315b3fd24d68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0331382f5978d2a7dec77ad74c3bc7296f76a933002303144c118c470ddf788a
[INFO] running `Command { std: "docker" "start" "-a" "0331382f5978d2a7dec77ad74c3bc7296f76a933002303144c118c470ddf788a", kill_on_drop: false }`
[INFO] [stderr]    Compiling spmcq v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "0331382f5978d2a7dec77ad74c3bc7296f76a933002303144c118c470ddf788a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0331382f5978d2a7dec77ad74c3bc7296f76a933002303144c118c470ddf788a", kill_on_drop: false }`
[INFO] [stdout] 0331382f5978d2a7dec77ad74c3bc7296f76a933002303144c118c470ddf788a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8691c7b2ff865711bb0d3da4570f0ca84c2f2f91eb735b3a20e132f037a4ad7c
[INFO] running `Command { std: "docker" "start" "-a" "8691c7b2ff865711bb0d3da4570f0ca84c2f2f91eb735b3a20e132f037a4ad7c", kill_on_drop: false }`
[INFO] [stderr]    Compiling spmcq v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "8691c7b2ff865711bb0d3da4570f0ca84c2f2f91eb735b3a20e132f037a4ad7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8691c7b2ff865711bb0d3da4570f0ca84c2f2f91eb735b3a20e132f037a4ad7c", kill_on_drop: false }`
[INFO] [stdout] 8691c7b2ff865711bb0d3da4570f0ca84c2f2f91eb735b3a20e132f037a4ad7c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0381c1ee2cdfab096f0c01f5200ef6861e3e847f8d29c2c9f7e81df3f8e5cde5
[INFO] running `Command { std: "docker" "start" "-a" "0381c1ee2cdfab096f0c01f5200ef6861e3e847f8d29c2c9f7e81df3f8e5cde5", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[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_dropouts_lapped_once_one_thread ... ok
[INFO] [stdout] test test::test_dropouts_lapped_twice_one_thread ... ok
[INFO] [stdout] test test::test_wraparound_keeping_pace_one_thread ... ok
[INFO] [stdout] test test::test_skip_ahead_basic_one_thread ... ok
[INFO] [stdout] test test::test_two_readers_one_thread ... ok
[INFO] [stdout] test test::test_skip_ahead_lapped_one_thread ... ok
[INFO] [stdout] test test::test_one_reader_two_threads ... FAILED
[INFO] [stdout] test test::test_two_readers_three_threads ... ok
[INFO] [stdout] test test::test_two_readers_three_threads_high_throughput ... ok
[INFO] [stdout] test test::test_one_reader_two_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 ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- test::test_one_reader_two_threads stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread '<unnamed>' (45) panicked at src/test.rs:273:47:
[INFO] [stdout] explicit panic
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x56337b5f6c82 - std::backtrace_rs::backtrace::libunwind::trace::hf3086ff3c8ddfec7
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x56337b5f6c82 - std::backtrace_rs::backtrace::trace_unsynchronized::h6caf11542219ebc3
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x56337b5f6c82 - std::sys::backtrace::_print_fmt::hfd9f352edf0ef63b
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x56337b5f6c82 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h746cb25d4c2f20bf
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x56337b606e7f - core::fmt::rt::Argument::fmt::h7e560d1a4260d0bd
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x56337b606e7f - core::fmt::write::h51c104753c8435b2
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x56337b5c4303 - std::io::default_write_fmt::h7681766be9629d2f
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x56337b5c4303 - std::io::Write::write_fmt::h41771a141bf0adb2
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x56337b5d0322 - std::sys::backtrace::BacktraceLock::print::heee726a1c5b4a2c3
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x56337b5d4dff - std::panicking::default_hook::{{closure}}::h938489fbb79d30ee
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x56337b5d4c91 - std::panicking::default_hook::hf7e155db98319366
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x56337b594cee - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h8041688d09537997
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   12:     0x56337b594cee - test::test_main_with_exit_callback::{{closure}}::hc8a7ea1f38432726
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x56337b5d549e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h688488cd0fff9b17
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   14:     0x56337b5d549e - std::panicking::panic_with_hook::h78bb7329978b77c8
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x56337b5d5236 - std::panicking::panic_handler::{{closure}}::h306ab6080b8e304c
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/std/src/panicking.rs:700:13
[INFO] [stdout]   16:     0x56337b5d0459 - std::sys::backtrace::__rust_end_short_backtrace::hab10906eec9c5584
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x56337b5b87cd - __rustc[31cdaa5515be9d95]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x56337b60e8e0 - core::panicking::panic_fmt::h8cb2938d8e2b0e7b
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x56337b60e8bc - core::panicking::panic::h2435dc34813decf1
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/core/src/panicking.rs:145:5
[INFO] [stdout]   20:     0x56337b56ae6f - spmcq::test::test_one_reader_two_threads::{{closure}}::h7222d3630269d4d3
[INFO] [stdout]                                at /opt/rustwide/workdir/src/test.rs:273:47
[INFO] [stdout]   21:     0x56337b55d7b6 - std::sys::backtrace::__rust_begin_short_backtrace::h4a50f96d7583aa89
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   22:     0x56337b55bf03 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h8e2ca76ef4ba3615
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   23:     0x56337b571670 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h92c1256786e564a0
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   24:     0x56337b55d9eb - std::panicking::catch_unwind::do_call::h1f6def33c62b96f7
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/std/src/panicking.rs:590:40
[INFO] [stdout]   25:     0x56337b55cfbb - __rust_try
[INFO] [stdout]   26:     0x56337b556941 - std::panicking::catch_unwind::hed56bd31da8627d9
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/std/src/panicking.rs:553:19
[INFO] [stdout]   27:     0x56337b556941 - std::panic::catch_unwind::he044fe790dd04159
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/std/src/panic.rs:359:14
[INFO] [stdout]   28:     0x56337b556941 - std::thread::Builder::spawn_unchecked_::{{closure}}::h799fe31c4aedba06
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   29:     0x56337b5641ce - core::ops::function::FnOnce::call_once{{vtable.shim}}::h29becbd5046295ac
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   30:     0x56337b5ca6df - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6765fcdde4c5daa4
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   31:     0x56337b5ca6df - std::sys::pal::unix::thread::Thread::new::thread_start::h448c4dadc391362b
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/std/src/sys/pal/unix/thread.rs:118:17
[INFO] [stdout]   32:     0x7d50ff906aa4 - <unknown>
[INFO] [stdout]   33:     0x7d50ff993a34 - clone
[INFO] [stdout]   34:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] thread 'test::test_one_reader_two_threads' (35) panicked at src/test.rs:287:26:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Any { .. }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x56337b5f6c82 - std::backtrace_rs::backtrace::libunwind::trace::hf3086ff3c8ddfec7
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x56337b5f6c82 - std::backtrace_rs::backtrace::trace_unsynchronized::h6caf11542219ebc3
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x56337b5f6c82 - std::sys::backtrace::_print_fmt::hfd9f352edf0ef63b
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x56337b5f6c82 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h746cb25d4c2f20bf
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x56337b606e7f - core::fmt::rt::Argument::fmt::h7e560d1a4260d0bd
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x56337b606e7f - core::fmt::write::h51c104753c8435b2
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x56337b5c4303 - std::io::default_write_fmt::h7681766be9629d2f
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x56337b5c4303 - std::io::Write::write_fmt::h41771a141bf0adb2
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x56337b5d0322 - std::sys::backtrace::BacktraceLock::print::heee726a1c5b4a2c3
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x56337b5d4dff - std::panicking::default_hook::{{closure}}::h938489fbb79d30ee
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x56337b5d4c91 - std::panicking::default_hook::hf7e155db98319366
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x56337b594cee - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h8041688d09537997
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   12:     0x56337b594cee - test::test_main_with_exit_callback::{{closure}}::hc8a7ea1f38432726
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x56337b5d549e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h688488cd0fff9b17
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   14:     0x56337b5d549e - std::panicking::panic_with_hook::h78bb7329978b77c8
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x56337b5d526a - std::panicking::panic_handler::{{closure}}::h306ab6080b8e304c
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/std/src/panicking.rs:707:13
[INFO] [stdout]   16:     0x56337b5d0459 - std::sys::backtrace::__rust_end_short_backtrace::hab10906eec9c5584
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x56337b5b87cd - __rustc[31cdaa5515be9d95]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x56337b60e8e0 - core::panicking::panic_fmt::h8cb2938d8e2b0e7b
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x56337b60df96 - core::result::unwrap_failed::h781900d7f82db671
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/core/src/result.rs:1852:5
[INFO] [stdout]   20:     0x56337b56aaf5 - core::result::Result<T,E>::unwrap::h09fb3977666bd1e6
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/core/src/result.rs:1223:23
[INFO] [stdout]   21:     0x56337b56aaf5 - spmcq::test::test_one_reader_two_threads::h85c3c020465437e9
[INFO] [stdout]                                at /opt/rustwide/workdir/src/test.rs:287:26
[INFO] [stdout]   22:     0x56337b56acf7 - spmcq::test::test_one_reader_two_threads::{{closure}}::h43b4436e60179837
[INFO] [stdout]                                at /opt/rustwide/workdir/src/test.rs:262:33
[INFO] [stdout]   23:     0x56337b5643b6 - core::ops::function::FnOnce::call_once::h20a1ff7d39de568f
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   24:     0x56337b594aab - core::ops::function::FnOnce::call_once::ha1081c2f5558e6c0
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   25:     0x56337b594aab - test::__rust_begin_short_backtrace::h42034e8abb013a4c
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x56337b5aa5b5 - test::run_test_in_process::{{closure}}::hf6d2134f58bf7650
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x56337b5aa5b5 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hecbf148a08d929b4
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x56337b5aa5b5 - std::panicking::catch_unwind::do_call::hdd8f84f296c52439
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/std/src/panicking.rs:590:40
[INFO] [stdout]   29:     0x56337b5aa5b5 - std::panicking::catch_unwind::h3fd77bcad74bf69c
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/std/src/panicking.rs:553:19
[INFO] [stdout]   30:     0x56337b5aa5b5 - std::panic::catch_unwind::h512ad17f65705767
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x56337b5aa5b5 - test::run_test_in_process::h2b79c7cc828fafad
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x56337b5aa5b5 - test::run_test::{{closure}}::hc287323e9e7aa380
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x56337b580f84 - test::run_test::{{closure}}::h26852bc3095664f0
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x56337b580f84 - std::sys::backtrace::__rust_begin_short_backtrace::he88c7ba58706034f
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   35:     0x56337b5847ba - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hff63832735ca5300
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   36:     0x56337b5847ba - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h5618784f23b8bacb
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x56337b5847ba - std::panicking::catch_unwind::do_call::hd103d0697f7d2f72
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/std/src/panicking.rs:590:40
[INFO] [stdout]   38:     0x56337b5847ba - std::panicking::catch_unwind::h947b18413ee60fc2
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/std/src/panicking.rs:553:19
[INFO] [stdout]   39:     0x56337b5847ba - std::panic::catch_unwind::h51f47dbca8916fbf
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x56337b5847ba - std::thread::Builder::spawn_unchecked_::{{closure}}::h92bd4fc7ba1a8896
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   41:     0x56337b5847ba - core::ops::function::FnOnce::call_once{{vtable.shim}}::h1edf6ba5edb7a202
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   42:     0x56337b5ca6df - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6765fcdde4c5daa4
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   43:     0x56337b5ca6df - std::sys::pal::unix::thread::Thread::new::thread_start::h448c4dadc391362b
[INFO] [stdout]                                at /rustc/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/library/std/src/sys/pal/unix/thread.rs:118:17
[INFO] [stdout]   44:     0x7d50ff906aa4 - <unknown>
[INFO] [stdout]   45:     0x7d50ff993a34 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     test::test_one_reader_two_threads
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 13 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 55.33s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "0381c1ee2cdfab096f0c01f5200ef6861e3e847f8d29c2c9f7e81df3f8e5cde5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0381c1ee2cdfab096f0c01f5200ef6861e3e847f8d29c2c9f7e81df3f8e5cde5", kill_on_drop: false }`
[INFO] [stdout] 0381c1ee2cdfab096f0c01f5200ef6861e3e847f8d29c2c9f7e81df3f8e5cde5