[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 try#028592fec99e54cc92def5a2a849c673b066dd93 for pr-146098
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimstr%2Fringbuffer" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/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-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/timstr/ringbuffer on toolchain 028592fec99e54cc92def5a2a849c673b066dd93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+028592fec99e54cc92def5a2a849c673b066dd93" "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" "+028592fec99e54cc92def5a2a849c673b066dd93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+028592fec99e54cc92def5a2a849c673b066dd93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3125cc74803492656ead2bdfd8e18e8744cc2fefbb308fbd20180e607e0fb8a0
[INFO] running `Command { std: "docker" "start" "-a" "3125cc74803492656ead2bdfd8e18e8744cc2fefbb308fbd20180e607e0fb8a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3125cc74803492656ead2bdfd8e18e8744cc2fefbb308fbd20180e607e0fb8a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3125cc74803492656ead2bdfd8e18e8744cc2fefbb308fbd20180e607e0fb8a0", kill_on_drop: false }`
[INFO] [stdout] 3125cc74803492656ead2bdfd8e18e8744cc2fefbb308fbd20180e607e0fb8a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+028592fec99e54cc92def5a2a849c673b066dd93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 138e8a40e40947081b7c8a5c8b6dd1e54fd6dc979c115f27116468e0003f1d02
[INFO] running `Command { std: "docker" "start" "-a" "138e8a40e40947081b7c8a5c8b6dd1e54fd6dc979c115f27116468e0003f1d02", kill_on_drop: false }`
[INFO] [stderr]    Compiling spmcq v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "138e8a40e40947081b7c8a5c8b6dd1e54fd6dc979c115f27116468e0003f1d02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "138e8a40e40947081b7c8a5c8b6dd1e54fd6dc979c115f27116468e0003f1d02", kill_on_drop: false }`
[INFO] [stdout] 138e8a40e40947081b7c8a5c8b6dd1e54fd6dc979c115f27116468e0003f1d02
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+028592fec99e54cc92def5a2a849c673b066dd93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bdb515345a7991721f9f4d431d357eb168481e3c6eadf700a0fae803a5c481b0
[INFO] running `Command { std: "docker" "start" "-a" "bdb515345a7991721f9f4d431d357eb168481e3c6eadf700a0fae803a5c481b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling spmcq v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "bdb515345a7991721f9f4d431d357eb168481e3c6eadf700a0fae803a5c481b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdb515345a7991721f9f4d431d357eb168481e3c6eadf700a0fae803a5c481b0", kill_on_drop: false }`
[INFO] [stdout] bdb515345a7991721f9f4d431d357eb168481e3c6eadf700a0fae803a5c481b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+028592fec99e54cc92def5a2a849c673b066dd93" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b64636a6f8b2fd9325c9168cfe6ecf5bd7f05d7105904de6cfa28ef61edd1c3c
[INFO] running `Command { std: "docker" "start" "-a" "b64636a6f8b2fd9325c9168cfe6ecf5bd7f05d7105904de6cfa28ef61edd1c3c", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[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_custom_data_type_one_thread ... ok
[INFO] [stdout] test test::test_wraparound_keeping_pace_one_thread ... ok
[INFO] [stdout] test test::test_two_readers_one_thread ... ok
[INFO] [stdout] test test::test_basic_use_one_thread ... ok
[INFO] [stdout] test test::test_dropouts_lapped_once_one_thread ... ok
[INFO] [stdout] test test::test_skip_ahead_basic_one_thread ... ok
[INFO] [stdout] test test::test_dropouts_lapped_twice_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_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 ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- test::test_one_reader_two_threads stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread '<unnamed>' (34) panicked at src/test.rs:273:47:
[INFO] [stdout] explicit panic
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5978a2f19ca2 - std::backtrace_rs::backtrace::libunwind::trace::hcbb09259ca22005c
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5978a2f19ca2 - std::backtrace_rs::backtrace::trace_unsynchronized::h0fac8c223cd6e456
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5978a2f19ca2 - std::sys::backtrace::_print_fmt::he5f2b5e0c66ce66e
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5978a2f19ca2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::haf29e060fb6137a9
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5978a2f29eff - core::fmt::rt::Argument::fmt::h596977d9d4f722b0
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5978a2f29eff - core::fmt::write::h0ee4d44b8e20572d
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x5978a2ee6c61 - std::io::default_write_fmt::h5f5bf04c08f51588
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5978a2ee6c61 - std::io::Write::write_fmt::he99637cf0d3cbc1c
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5978a2ef2d32 - std::sys::backtrace::BacktraceLock::print::h3db71735b2a2861b
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5978a2ef795f - std::panicking::default_hook::{{closure}}::h0168a26bb62ec69b
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x5978a2ef77f1 - std::panicking::default_hook::h7454a6fd0ab61b64
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x5978a2eb821e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h8dac224212939801
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/alloc/src/boxed.rs:1987:9
[INFO] [stdout]   12:     0x5978a2eb821e - test::test_main_with_exit_callback::{{closure}}::h18346b0063635f4a
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5978a2ef801f - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h7e5d21d6123baaaf
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/alloc/src/boxed.rs:1987:9
[INFO] [stdout]   14:     0x5978a2ef801f - std::panicking::panic_with_hook::h2d45a49bfd4e6ec4
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x5978a2ef7e46 - std::panicking::panic_handler::{{closure}}::h37f0f43a266cd34d
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/panicking.rs:700:13
[INFO] [stdout]   16:     0x5978a2ef2e69 - std::sys::backtrace::__rust_end_short_backtrace::h1ed0bd8883e4d747
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x5978a2edb15d - __rustc[92da9811a626c906]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x5978a2f31940 - core::panicking::panic_fmt::hc1117383da035bf0
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/core/src/panicking.rs:78:14
[INFO] [stdout]   19:     0x5978a2f3191c - core::panicking::panic::hb76470d3d1479b1b
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/core/src/panicking.rs:148:5
[INFO] [stdout]   20:     0x5978a2e8d18f - spmcq::test::test_one_reader_two_threads::{{closure}}::hdbd336169c50f92f
[INFO] [stdout]                                at /opt/rustwide/workdir/src/test.rs:273:47
[INFO] [stdout]   21:     0x5978a2e80e46 - std::sys::backtrace::__rust_begin_short_backtrace::h38d44129ecd6b204
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   22:     0x5978a2e7fc03 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::he19ed7b0011b992b
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   23:     0x5978a2e80c40 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::he16e650560e3a07f
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   24:     0x5978a2e8103b - std::panicking::catch_unwind::do_call::h101a70a7c6502b89
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/panicking.rs:590:40
[INFO] [stdout]   25:     0x5978a2e8053b - __rust_try
[INFO] [stdout]   26:     0x5978a2e7a791 - std::panicking::catch_unwind::h840b492a96db98ce
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/panicking.rs:553:19
[INFO] [stdout]   27:     0x5978a2e7a791 - std::panic::catch_unwind::h5c5f1557cbe71010
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/panic.rs:359:14
[INFO] [stdout]   28:     0x5978a2e7a791 - std::thread::Builder::spawn_unchecked_::{{closure}}::h882872296661a5aa
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   29:     0x5978a2e9415e - core::ops::function::FnOnce::call_once{{vtable.shim}}::hcfc7290db53902b8
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   30:     0x5978a2eedfaf - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf699f0a3c139bc19
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/alloc/src/boxed.rs:1973:9
[INFO] [stdout]   31:     0x5978a2eedfaf - std::sys::thread::unix::Thread::new::thread_start::h2d5318761291e34a
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/sys/thread/unix.rs:126:17
[INFO] [stdout]   32:     0x7a86a4aa8aa4 - <unknown>
[INFO] [stdout]   33:     0x7a86a4b35a34 - clone
[INFO] [stdout]   34:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] thread 'test::test_one_reader_two_threads' (32) panicked at src/test.rs:287:26:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Any { .. }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5978a2f19ca2 - std::backtrace_rs::backtrace::libunwind::trace::hcbb09259ca22005c
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5978a2f19ca2 - std::backtrace_rs::backtrace::trace_unsynchronized::h0fac8c223cd6e456
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5978a2f19ca2 - std::sys::backtrace::_print_fmt::he5f2b5e0c66ce66e
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5978a2f19ca2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::haf29e060fb6137a9
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5978a2f29eff - core::fmt::rt::Argument::fmt::h596977d9d4f722b0
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5978a2f29eff - core::fmt::write::h0ee4d44b8e20572d
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x5978a2ee6c61 - std::io::default_write_fmt::h5f5bf04c08f51588
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5978a2ee6c61 - std::io::Write::write_fmt::he99637cf0d3cbc1c
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5978a2ef2d32 - std::sys::backtrace::BacktraceLock::print::h3db71735b2a2861b
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5978a2ef795f - std::panicking::default_hook::{{closure}}::h0168a26bb62ec69b
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x5978a2ef77f1 - std::panicking::default_hook::h7454a6fd0ab61b64
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x5978a2eb821e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h8dac224212939801
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/alloc/src/boxed.rs:1987:9
[INFO] [stdout]   12:     0x5978a2eb821e - test::test_main_with_exit_callback::{{closure}}::h18346b0063635f4a
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5978a2ef801f - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h7e5d21d6123baaaf
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/alloc/src/boxed.rs:1987:9
[INFO] [stdout]   14:     0x5978a2ef801f - std::panicking::panic_with_hook::h2d45a49bfd4e6ec4
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x5978a2ef7e7a - std::panicking::panic_handler::{{closure}}::h37f0f43a266cd34d
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/panicking.rs:707:13
[INFO] [stdout]   16:     0x5978a2ef2e69 - std::sys::backtrace::__rust_end_short_backtrace::h1ed0bd8883e4d747
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x5978a2edb15d - __rustc[92da9811a626c906]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x5978a2f31940 - core::panicking::panic_fmt::hc1117383da035bf0
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/core/src/panicking.rs:78:14
[INFO] [stdout]   19:     0x5978a2f31016 - core::result::unwrap_failed::h9521c83364d1c9d7
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/core/src/result.rs:1855:5
[INFO] [stdout]   20:     0x5978a2e8cd25 - core::result::Result<T,E>::unwrap::h8b195745e38ab28e
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/core/src/result.rs:1226:23
[INFO] [stdout]   21:     0x5978a2e8cd25 - spmcq::test::test_one_reader_two_threads::ha503034fc00326cf
[INFO] [stdout]                                at /opt/rustwide/workdir/src/test.rs:287:26
[INFO] [stdout]   22:     0x5978a2e8d017 - spmcq::test::test_one_reader_two_threads::{{closure}}::h97f29a05db5ab7d2
[INFO] [stdout]                                at /opt/rustwide/workdir/src/test.rs:262:33
[INFO] [stdout]   23:     0x5978a2e94316 - core::ops::function::FnOnce::call_once::h7b47536362f513f4
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5978a2eb7fdb - core::ops::function::FnOnce::call_once::habfa9d6a6bb4aa21
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5978a2eb7fdb - test::__rust_begin_short_backtrace::hc119b5350e87269b
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x5978a2ecdc25 - test::run_test_in_process::{{closure}}::h47f2af3109a35895
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x5978a2ecdc25 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h5dba888a302c7fc3
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x5978a2ecdc25 - std::panicking::catch_unwind::do_call::h245c3fdea830e686
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/panicking.rs:590:40
[INFO] [stdout]   29:     0x5978a2ecdc25 - std::panicking::catch_unwind::he88149d1cfc3a929
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/panicking.rs:553:19
[INFO] [stdout]   30:     0x5978a2ecdc25 - std::panic::catch_unwind::hd43a8ff20deb6d7a
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5978a2ecdc25 - test::run_test_in_process::hcf11d509449005e2
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x5978a2ecdc25 - test::run_test::{{closure}}::heb13d4899a512502
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x5978a2ea4404 - test::run_test::{{closure}}::h3e08e9adf8aad35e
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x5978a2ea4404 - std::sys::backtrace::__rust_begin_short_backtrace::h773f9a01402fd17f
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   35:     0x5978a2ea7d0a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h408f0520947b97f2
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   36:     0x5978a2ea7d0a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h1162a01751e98fdc
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x5978a2ea7d0a - std::panicking::catch_unwind::do_call::hf4224593c5d108e2
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/panicking.rs:590:40
[INFO] [stdout]   38:     0x5978a2ea7d0a - std::panicking::catch_unwind::h4478d419d6ab8a26
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/panicking.rs:553:19
[INFO] [stdout]   39:     0x5978a2ea7d0a - std::panic::catch_unwind::h1e472892204dcfec
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5978a2ea7d0a - std::thread::Builder::spawn_unchecked_::{{closure}}::hd555321a5ac5351d
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   41:     0x5978a2ea7d0a - core::ops::function::FnOnce::call_once{{vtable.shim}}::hb9947c3c1cc735ed
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5978a2eedfaf - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf699f0a3c139bc19
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/alloc/src/boxed.rs:1973:9
[INFO] [stdout]   43:     0x5978a2eedfaf - std::sys::thread::unix::Thread::new::thread_start::h2d5318761291e34a
[INFO] [stdout]                                at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/sys/thread/unix.rs:126:17
[INFO] [stdout]   44:     0x7a86a4aa8aa4 - <unknown>
[INFO] [stdout]   45:     0x7a86a4b35a34 - 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 47.04s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "b64636a6f8b2fd9325c9168cfe6ecf5bd7f05d7105904de6cfa28ef61edd1c3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b64636a6f8b2fd9325c9168cfe6ecf5bd7f05d7105904de6cfa28ef61edd1c3c", kill_on_drop: false }`
[INFO] [stdout] b64636a6f8b2fd9325c9168cfe6ecf5bd7f05d7105904de6cfa28ef61edd1c3c