[INFO] fetching crate tfrecord 0.15.0...
[INFO] testing tfrecord-0.15.0 against 1.75.0 for beta-1.76-1
[INFO] extracting crate tfrecord 0.15.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate tfrecord 0.15.0 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tfrecord 0.15.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate tfrecord 0.15.0
[INFO] tweaked toml for crates.io crate tfrecord 0.15.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate tfrecord 0.15.0 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded integer-encoding v4.0.0
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[INFO] [stderr]   Downloaded prost-build v0.12.0
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "0268919da2714f7a300e5997aadfbb6eab7e17a970680e4f8d22b67677bc292a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0268919da2714f7a300e5997aadfbb6eab7e17a970680e4f8d22b67677bc292a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0268919da2714f7a300e5997aadfbb6eab7e17a970680e4f8d22b67677bc292a", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "8455f27aec4fea83bcde28f9b442f1197a05b7d86693d4caf99ba9967e2ba3f8", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "inspect" "8455f27aec4fea83bcde28f9b442f1197a05b7d86693d4caf99ba9967e2ba3f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8455f27aec4fea83bcde28f9b442f1197a05b7d86693d4caf99ba9967e2ba3f8", kill_on_drop: false }`
[INFO] [stdout] 8455f27aec4fea83bcde28f9b442f1197a05b7d86693d4caf99ba9967e2ba3f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 335103013e047791d7bf2f5314e66f06a713275474ce514466bfe77986728afb
[INFO] running `Command { std: "docker" "start" "-a" "335103013e047791d7bf2f5314e66f06a713275474ce514466bfe77986728afb", kill_on_drop: false }`
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[INFO] [stderr]    Compiling serde_json v1.0.105
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[INFO] [stderr]    Compiling rustls v0.21.7
[INFO] [stderr]    Compiling bitvec v1.0.1
[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]    Compiling rand_distr v0.4.3
[INFO] [stderr]    Compiling prost v0.12.0
[INFO] [stderr]    Compiling async-global-executor v2.3.1
[INFO] [stderr]    Compiling prost-types v0.12.0
[INFO] [stderr]    Compiling rustls-webpki v0.101.4
[INFO] [stderr]    Compiling rustls-webpki v0.100.2
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[INFO] [stderr]    Compiling structopt-derive v0.4.18
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[INFO] [stderr]    Compiling async-std v1.12.0
[INFO] [stderr]    Compiling structopt v0.3.26
[INFO] [stderr]    Compiling ureq v2.7.1
[INFO] [stderr]    Compiling csv v1.2.2
[INFO] [stderr]    Compiling tfrecord v0.15.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Error`, `ensure`, `format_err`
[INFO] [stdout]  --> tests/common.rs:1:18
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub use anyhow::{ensure, format_err, Error, Result};
[INFO] [stdout]   |                  ^^^^^^  ^^^^^^^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Error`, `ensure`, `format_err`
[INFO] [stdout]  --> tests/common.rs:1:18
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub use anyhow::{ensure, format_err, Error, Result};
[INFO] [stdout]   |                  ^^^^^^  ^^^^^^^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 20.28s
[INFO] running `Command { std: "docker" "inspect" "335103013e047791d7bf2f5314e66f06a713275474ce514466bfe77986728afb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "335103013e047791d7bf2f5314e66f06a713275474ce514466bfe77986728afb", kill_on_drop: false }`
[INFO] [stdout] 335103013e047791d7bf2f5314e66f06a713275474ce514466bfe77986728afb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c1f8ed0f746bf98659b2238bfebcb155f7491865554c29a8eee8ef8213b836b2
[INFO] running `Command { std: "docker" "start" "-a" "c1f8ed0f746bf98659b2238bfebcb155f7491865554c29a8eee8ef8213b836b2", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `Error`, `ensure`, `format_err`
[INFO] [stderr]  --> tests/common.rs:1:18
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub use anyhow::{ensure, format_err, Error, Result};
[INFO] [stderr]   |                  ^^^^^^  ^^^^^^^^^^  ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `tfrecord` (test "example") generated 1 warning (run `cargo fix --test "example"` to apply 1 suggestion)
[INFO] [stderr] warning: `tfrecord` (test "indexer") generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tfrecord-81e3112e37e1544c)
[INFO] [stdout] 
[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] [stderr]      Running tests/common.rs (/opt/rustwide/target/debug/deps/common-e00d3a03525fb1e3)
[INFO] [stdout] 
[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] [stderr]      Running tests/example.rs (/opt/rustwide/target/debug/deps/example-29b7f9016245dfe4)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test writer_test ... FAILED
[INFO] [stdout] test reader_test ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- writer_test stdout ----
[INFO] [stdout] thread 'writer_test' panicked at tests/common.rs:27:30:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55c0db86ac9c - std::backtrace_rs::backtrace::libunwind::trace::ha637c64ce894333a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x55c0db86ac9c - std::backtrace_rs::backtrace::trace_unsynchronized::h47f62dea28e0c88d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55c0db86ac9c - std::sys_common::backtrace::_print_fmt::h9eef0abe20ede486
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x55c0db86ac9c - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hed7f999df88cc644
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x55c0db897d40 - core::fmt::rt::Argument::fmt::h1539a9308b8d058d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x55c0db897d40 - core::fmt::write::h3a39390d8560d9c9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x55c0db86748f - std::io::Write::write_fmt::h040b369f3a0f9cbc
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/io/mod.rs:1762:15
[INFO] [stdout]    7:     0x55c0db86aa84 - std::sys_common::backtrace::_print::h894006fb5c6f3d45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x55c0db86aa84 - std::sys_common::backtrace::print::h23a2d212c6fff936
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x55c0db86c747 - std::panicking::default_hook::{{closure}}::h8a1d2ee00185001a
[INFO] [stdout]   10:     0x55c0db86c433 - std::panicking::default_hook::h6038f2eba384e475
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x55c0db80c637 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h0ad024c9bdc6d768
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2021:9
[INFO] [stdout]   12:     0x55c0db80c637 - test::test_main::{{closure}}::h7500b54257359db6
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x55c0db86cd58 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h1f8f335eaa9cfaee
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2021:9
[INFO] [stdout]   14:     0x55c0db86cd58 - std::panicking::rust_panic_with_hook::h2b5517d590cab22e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x55c0db86caae - std::panicking::begin_panic_handler::{{closure}}::h233112c06e0ef43e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:657:13
[INFO] [stdout]   16:     0x55c0db86b166 - std::sys_common::backtrace::__rust_end_short_backtrace::h6e893f24d7ebbff8
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:170:18
[INFO] [stdout]   17:     0x55c0db86c812 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x55c0db5a2525 - core::panicking::panic_fmt::hbf0e066aabfa482c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x55c0db5a2af3 - core::result::unwrap_failed::hddb4fea594200c52
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/result.rs:1653:5
[INFO] [stdout]   20:     0x55c0db5d428d - core::result::Result<T,E>::unwrap::hcf8fade2e67397ff
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/result.rs:1077:23
[INFO] [stdout]   21:     0x55c0db5afcdb - example::common::DATA_DIR::{{closure}}::habb9b32b8919b39a
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/common.rs:27:5
[INFO] [stdout]   22:     0x55c0db5ac0ee - core::ops::function::FnOnce::call_once::hfd6e164779ddb480
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x55c0db5abfbb - core::ops::function::FnOnce::call_once::h90f2a2b4b0a26567
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x55c0db5af797 - once_cell::sync::Lazy<T,F>::force::{{closure}}::h13fc6f361569d2ed
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/once_cell-1.18.0/src/lib.rs:1312:28
[INFO] [stdout]   25:     0x55c0db5af90e - once_cell::sync::OnceCell<T>::get_or_init::{{closure}}::hada47fe0edbd9ba2
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/once_cell-1.18.0/src/lib.rs:1122:57
[INFO] [stdout]   26:     0x55c0db5af352 - once_cell::imp::OnceCell<T>::initialize::{{closure}}::h2d09c9109ee5a1a2
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/once_cell-1.18.0/src/imp_std.rs:72:23
[INFO] [stdout]   27:     0x55c0db840036 - core::ops::function::impls::<impl core::ops::function::FnMut<A> for &mut F>::call_mut::h7ee79957bc16b684
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:294:13
[INFO] [stdout]   28:     0x55c0db84194d - once_cell::imp::initialize_or_wait::ha181dabc4c2a6d3c
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/once_cell-1.18.0/src/imp_std.rs:196:20
[INFO] [stdout]   29:     0x55c0db5af310 - once_cell::imp::OnceCell<T>::initialize::h9aaed5ca7d380008
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/once_cell-1.18.0/src/imp_std.rs:68:9
[INFO] [stdout]   30:     0x55c0db5afb4d - once_cell::sync::OnceCell<T>::get_or_try_init::heddc8c2c3868c656
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/once_cell-1.18.0/src/lib.rs:1163:13
[INFO] [stdout]   31:     0x55c0db5af84d - once_cell::sync::OnceCell<T>::get_or_init::h358559cb399f9993
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/once_cell-1.18.0/src/lib.rs:1122:19
[INFO] [stdout]   32:     0x55c0db5af6f8 - once_cell::sync::Lazy<T,F>::force::h428e3327c8ec9ec1
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/once_cell-1.18.0/src/lib.rs:1311:13
[INFO] [stdout]   33:     0x55c0db5ae71a - <once_cell::sync::Lazy<T,F> as core::ops::deref::Deref>::deref::hddf8239854d5a66e
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/once_cell-1.18.0/src/lib.rs:1378:13
[INFO] [stdout]   34:     0x55c0db5a9ad3 - example::writer_test::h9ece5052b248976e
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/example.rs:23:23
[INFO] [stdout]   35:     0x55c0db5a9a97 - example::writer_test::{{closure}}::hcd928b0214e510d5
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/example.rs:22:17
[INFO] [stdout]   36:     0x55c0db5abf36 - core::ops::function::FnOnce::call_once::h66970ebe3c521ebe
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   37:     0x55c0db811c8f - core::ops::function::FnOnce::call_once::h2b5d431d5046312d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   38:     0x55c0db811c8f - test::__rust_begin_short_backtrace::h7714669af176e207
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:628:18
[INFO] [stdout]   39:     0x55c0db810ca5 - test::run_test_in_process::{{closure}}::h85218797dcbcec12
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:651:60
[INFO] [stdout]   40:     0x55c0db810ca5 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h76c106ea31c14d7b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   41:     0x55c0db810ca5 - std::panicking::try::do_call::h3bd5d0f6620ee946
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   42:     0x55c0db810ca5 - std::panicking::try::h232e535e4744fe31
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   43:     0x55c0db810ca5 - std::panic::catch_unwind::h3ce3bd6ca8dbac68
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   44:     0x55c0db810ca5 - test::run_test_in_process::hc97b257c9621286a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:651:27
[INFO] [stdout]   45:     0x55c0db810ca5 - test::run_test::{{closure}}::h2aa798823a438d38
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:574:43
[INFO] [stdout]   46:     0x55c0db7d8f66 - test::run_test::{{closure}}::h87d231c78fb59832
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:602:41
[INFO] [stdout]   47:     0x55c0db7d8f66 - std::sys_common::backtrace::__rust_begin_short_backtrace::he6df152596625789
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:154:18
[INFO] [stdout]   48:     0x55c0db7de017 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::ha94be15d1e0acf36
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   49:     0x55c0db7de017 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9dc6bd6372f16606
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   50:     0x55c0db7de017 - std::panicking::try::do_call::h9057517f80303cd4
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   51:     0x55c0db7de017 - std::panicking::try::he3a30b11ee45340c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   52:     0x55c0db7de017 - std::panic::catch_unwind::h410458cfd3528b8b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   53:     0x55c0db7de017 - std::thread::Builder::spawn_unchecked_::{{closure}}::h72ac3bdb567b737b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   54:     0x55c0db7de017 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h38f34da3654a8344
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   55:     0x55c0db871925 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hc7eafaff61e32df9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9
[INFO] [stdout]   56:     0x55c0db871925 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6ba4a5de48dd2304
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9
[INFO] [stdout]   57:     0x55c0db871925 - std::sys::unix::thread::Thread::new::thread_start::he469335aef763e45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   58:     0x7f6c78d1bac3 - <unknown>
[INFO] [stdout]   59:     0x7f6c78dacbf4 - __clone
[INFO] [stdout]   60:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- reader_test stdout ----
[INFO] [stdout] thread 'reader_test' panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/once_cell-1.18.0/src/lib.rs:1313:25:
[INFO] [stdout] Lazy instance has previously been poisoned
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55c0db86ac9c - std::backtrace_rs::backtrace::libunwind::trace::ha637c64ce894333a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x55c0db86ac9c - std::backtrace_rs::backtrace::trace_unsynchronized::h47f62dea28e0c88d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55c0db86ac9c - std::sys_common::backtrace::_print_fmt::h9eef0abe20ede486
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x55c0db86ac9c - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hed7f999df88cc644
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x55c0db897d40 - core::fmt::rt::Argument::fmt::h1539a9308b8d058d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x55c0db897d40 - core::fmt::write::h3a39390d8560d9c9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x55c0db86748f - std::io::Write::write_fmt::h040b369f3a0f9cbc
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/io/mod.rs:1762:15
[INFO] [stdout]    7:     0x55c0db86aa84 - std::sys_common::backtrace::_print::h894006fb5c6f3d45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x55c0db86aa84 - std::sys_common::backtrace::print::h23a2d212c6fff936
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x55c0db86c747 - std::panicking::default_hook::{{closure}}::h8a1d2ee00185001a
[INFO] [stdout]   10:     0x55c0db86c433 - std::panicking::default_hook::h6038f2eba384e475
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x55c0db80c637 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h0ad024c9bdc6d768
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2021:9
[INFO] [stdout]   12:     0x55c0db80c637 - test::test_main::{{closure}}::h7500b54257359db6
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x55c0db86cd58 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h1f8f335eaa9cfaee
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2021:9
[INFO] [stdout]   14:     0x55c0db86cd58 - std::panicking::rust_panic_with_hook::h2b5517d590cab22e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x55c0db86ca79 - std::panicking::begin_panic_handler::{{closure}}::h233112c06e0ef43e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:649:13
[INFO] [stdout]   16:     0x55c0db86b166 - std::sys_common::backtrace::__rust_end_short_backtrace::h6e893f24d7ebbff8
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:170:18
[INFO] [stdout]   17:     0x55c0db86c812 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x55c0db5a2525 - core::panicking::panic_fmt::hbf0e066aabfa482c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x55c0db5af786 - once_cell::sync::Lazy<T,F>::force::{{closure}}::h13fc6f361569d2ed
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/once_cell-1.18.0/src/lib.rs:1313:25
[INFO] [stdout]   20:     0x55c0db5af90e - once_cell::sync::OnceCell<T>::get_or_init::{{closure}}::hada47fe0edbd9ba2
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/once_cell-1.18.0/src/lib.rs:1122:57
[INFO] [stdout]   21:     0x55c0db5af352 - once_cell::imp::OnceCell<T>::initialize::{{closure}}::h2d09c9109ee5a1a2
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/once_cell-1.18.0/src/imp_std.rs:72:23
[INFO] [stdout]   22:     0x55c0db840036 - core::ops::function::impls::<impl core::ops::function::FnMut<A> for &mut F>::call_mut::h7ee79957bc16b684
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:294:13
[INFO] [stdout]   23:     0x55c0db84194d - once_cell::imp::initialize_or_wait::ha181dabc4c2a6d3c
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/once_cell-1.18.0/src/imp_std.rs:196:20
[INFO] [stdout]   24:     0x55c0db5af310 - once_cell::imp::OnceCell<T>::initialize::h9aaed5ca7d380008
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/once_cell-1.18.0/src/imp_std.rs:68:9
[INFO] [stdout]   25:     0x55c0db5afb4d - once_cell::sync::OnceCell<T>::get_or_try_init::heddc8c2c3868c656
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/once_cell-1.18.0/src/lib.rs:1163:13
[INFO] [stdout]   26:     0x55c0db5af84d - once_cell::sync::OnceCell<T>::get_or_init::h358559cb399f9993
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/once_cell-1.18.0/src/lib.rs:1122:19
[INFO] [stdout]   27:     0x55c0db5af6f8 - once_cell::sync::Lazy<T,F>::force::h428e3327c8ec9ec1
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/once_cell-1.18.0/src/lib.rs:1311:13
[INFO] [stdout]   28:     0x55c0db5ae71a - <once_cell::sync::Lazy<T,F> as core::ops::deref::Deref>::deref::hddf8239854d5a66e
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/once_cell-1.18.0/src/lib.rs:1378:13
[INFO] [stdout]   29:     0x55c0db5afd82 - example::common::INPUT_TFRECORD_PATH::{{closure}}::{{closure}}::h2e748e7155abc173
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/common.rs:34:20
[INFO] [stdout]   30:     0x55c0db5afd14 - example::common::INPUT_TFRECORD_PATH::{{closure}}::hc4345cf23fb7572e
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/common.rs:32:5
[INFO] [stdout]   31:     0x55c0db5abf86 - core::ops::function::FnOnce::call_once::h7146fba187caf32a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   32:     0x55c0db5ac092 - core::ops::function::FnOnce::call_once::hd908393c229c6893
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   33:     0x55c0db5af826 - once_cell::sync::Lazy<T,F>::force::{{closure}}::h6e52103e0d17bda9
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/once_cell-1.18.0/src/lib.rs:1312:28
[INFO] [stdout]   34:     0x55c0db5af8cd - once_cell::sync::OnceCell<T>::get_or_init::{{closure}}::h69084c383a05c9c1
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/once_cell-1.18.0/src/lib.rs:1122:57
[INFO] [stdout]   35:     0x55c0db5af440 - once_cell::imp::OnceCell<T>::initialize::{{closure}}::h96b60a607903c11b
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/once_cell-1.18.0/src/imp_std.rs:72:23
[INFO] [stdout]   36:     0x55c0db840036 - core::ops::function::impls::<impl core::ops::function::FnMut<A> for &mut F>::call_mut::h7ee79957bc16b684
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:294:13
[INFO] [stdout]   37:     0x55c0db84194d - once_cell::imp::initialize_or_wait::ha181dabc4c2a6d3c
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/once_cell-1.18.0/src/imp_std.rs:196:20
[INFO] [stdout]   38:     0x55c0db5af278 - once_cell::imp::OnceCell<T>::initialize::h9627a0a19e6eb6b9
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/once_cell-1.18.0/src/imp_std.rs:68:9
[INFO] [stdout]   39:     0x55c0db5af9ed - once_cell::sync::OnceCell<T>::get_or_try_init::h5dd20e8417d863b6
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/once_cell-1.18.0/src/lib.rs:1163:13
[INFO] [stdout]   40:     0x55c0db5af88d - once_cell::sync::OnceCell<T>::get_or_init::h5addc6f560801974
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/once_cell-1.18.0/src/lib.rs:1122:19
[INFO] [stdout]   41:     0x55c0db5af718 - once_cell::sync::Lazy<T,F>::force::h44daf6d3ad9bb1f7
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/once_cell-1.18.0/src/lib.rs:1311:13
[INFO] [stdout]   42:     0x55c0db5ae70a - <once_cell::sync::Lazy<T,F> as core::ops::deref::Deref>::deref::h027338525b28333f
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/once_cell-1.18.0/src/lib.rs:1378:13
[INFO] [stdout]   43:     0x55c0db5a9973 - example::reader_test::h44a661ba4a3733d0
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/example.rs:10:39
[INFO] [stdout]   44:     0x55c0db5a9947 - example::reader_test::{{closure}}::h41f7d96017507f2a
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/example.rs:7:17
[INFO] [stdout]   45:     0x55c0db5abfd6 - core::ops::function::FnOnce::call_once::had597dc604c565f1
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x55c0db811c8f - core::ops::function::FnOnce::call_once::h2b5d431d5046312d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   47:     0x55c0db811c8f - test::__rust_begin_short_backtrace::h7714669af176e207
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:628:18
[INFO] [stdout]   48:     0x55c0db810ca5 - test::run_test_in_process::{{closure}}::h85218797dcbcec12
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:651:60
[INFO] [stdout]   49:     0x55c0db810ca5 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h76c106ea31c14d7b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   50:     0x55c0db810ca5 - std::panicking::try::do_call::h3bd5d0f6620ee946
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   51:     0x55c0db810ca5 - std::panicking::try::h232e535e4744fe31
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   52:     0x55c0db810ca5 - std::panic::catch_unwind::h3ce3bd6ca8dbac68
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   53:     0x55c0db810ca5 - test::run_test_in_process::hc97b257c9621286a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:651:27
[INFO] [stdout]   54:     0x55c0db810ca5 - test::run_test::{{closure}}::h2aa798823a438d38
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:574:43
[INFO] [stdout]   55:     0x55c0db7d8f66 - test::run_test::{{closure}}::h87d231c78fb59832
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:602:41
[INFO] [stdout]   56:     0x55c0db7d8f66 - std::sys_common::backtrace::__rust_begin_short_backtrace::he6df152596625789
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:154:18
[INFO] [stdout]   57:     0x55c0db7de017 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::ha94be15d1e0acf36
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   58:     0x55c0db7de017 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9dc6bd6372f16606
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   59:     0x55c0db7de017 - std::panicking::try::do_call::h9057517f80303cd4
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   60:     0x55c0db7de017 - std::panicking::try::he3a30b11ee45340c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   61:     0x55c0db7de017 - std::panic::catch_unwind::h410458cfd3528b8b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   62:     0x55c0db7de017 - std::thread::Builder::spawn_unchecked_::{{closure}}::h72ac3bdb567b737b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   63:     0x55c0db7de017 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h38f34da3654a8344
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   64:     0x55c0db871925 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hc7eafaff61e32df9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9
[INFO] [stdout]   65:     0x55c0db871925 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6ba4a5de48dd2304
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9
[INFO] [stdout]   66:     0x55c0db871925 - std::sys::unix::thread::Thread::new::thread_start::he469335aef763e45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   67:     0x7f6c78d1bac3 - <unknown>
[INFO] [stdout]   68:     0x7f6c78dacbf4 - __clone
[INFO] [stdout]   69:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     reader_test
[INFO] [stdout]     writer_test
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test example`
[INFO] running `Command { std: "docker" "inspect" "c1f8ed0f746bf98659b2238bfebcb155f7491865554c29a8eee8ef8213b836b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1f8ed0f746bf98659b2238bfebcb155f7491865554c29a8eee8ef8213b836b2", kill_on_drop: false }`
[INFO] [stdout] c1f8ed0f746bf98659b2238bfebcb155f7491865554c29a8eee8ef8213b836b2
[INFO] testing tfrecord-0.15.0 against beta-2023-12-22 for beta-1.76-1
[INFO] extracting crate tfrecord 0.15.0 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate tfrecord 0.15.0 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tfrecord 0.15.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate tfrecord 0.15.0
[INFO] tweaked toml for crates.io crate tfrecord 0.15.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate crates.io crate tfrecord 0.15.0 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" "+beta-2023-12-22" "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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9c8b17b59becaf37c57e573be908c50b206744d5ad9975bef8fc8ad1eab05f93
[INFO] running `Command { std: "docker" "start" "-a" "9c8b17b59becaf37c57e573be908c50b206744d5ad9975bef8fc8ad1eab05f93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c8b17b59becaf37c57e573be908c50b206744d5ad9975bef8fc8ad1eab05f93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c8b17b59becaf37c57e573be908c50b206744d5ad9975bef8fc8ad1eab05f93", kill_on_drop: false }`
[INFO] [stdout] 9c8b17b59becaf37c57e573be908c50b206744d5ad9975bef8fc8ad1eab05f93
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bdbcdb2505c8396225bfc70367d08fe14488531f0428fa2a0948791f734a27fe
[INFO] running `Command { std: "docker" "start" "-a" "bdbcdb2505c8396225bfc70367d08fe14488531f0428fa2a0948791f734a27fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling libm v0.2.7
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling value-bag v1.4.0
[INFO] [stderr]    Compiling rustix v0.38.11
[INFO] [stderr]    Compiling itertools v0.11.0
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling rustls v0.21.7
[INFO] [stderr]    Compiling regex-syntax v0.7.5
[INFO] [stderr]    Compiling linux-raw-sys v0.4.5
[INFO] [stderr]    Compiling bitflags v2.4.0
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling percent-encoding v2.3.0
[INFO] [stderr]    Compiling prettyplease v0.2.15
[INFO] [stderr]    Compiling unicode-bidi v0.3.13
[INFO] [stderr]    Compiling hashbrown v0.14.0
[INFO] [stderr]    Compiling miniz_oxide v0.7.1
[INFO] [stderr]    Compiling form_urlencoded v1.2.0
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling fastrand v2.0.0
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling flate2 v1.0.27
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling base64 v0.21.3
[INFO] [stderr]    Compiling multimap v0.8.3
[INFO] [stderr]    Compiling syn v2.0.31
[INFO] [stderr]    Compiling indexmap v2.0.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.22
[INFO] [stderr]    Compiling thiserror v1.0.48
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling crc-catalog v2.2.0
[INFO] [stderr]    Compiling match_cfg v0.1.0
[INFO] [stderr]    Compiling crc v3.0.1
[INFO] [stderr]    Compiling bytemuck v1.14.0
[INFO] [stderr]    Compiling integer-encoding v4.0.0
[INFO] [stderr]    Compiling regex-automata v0.3.8
[INFO] [stderr]    Compiling petgraph v0.6.4
[INFO] [stderr]    Compiling idna v0.4.0
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling filetime v0.2.22
[INFO] [stderr]    Compiling which v4.4.0
[INFO] [stderr]    Compiling xattr v1.0.1
[INFO] [stderr]    Compiling hostname v0.3.1
[INFO] [stderr]    Compiling tar v0.4.40
[INFO] [stderr]    Compiling num-complex v0.4.4
[INFO] [stderr]    Compiling noisy_float v0.2.0
[INFO] [stderr]    Compiling url v2.4.1
[INFO] [stderr]    Compiling tempfile v3.8.0
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling regex v1.9.5
[INFO] [stderr]    Compiling num v0.4.1
[INFO] [stderr]    Compiling prost-derive v0.12.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.48
[INFO] [stderr]    Compiling rustls-webpki v0.101.4
[INFO] [stderr]    Compiling sct v0.7.0
[INFO] [stderr]    Compiling rustls-webpki v0.100.2
[INFO] [stderr]    Compiling webpki-roots v0.23.1
[INFO] [stderr]    Compiling prost v0.12.0
[INFO] [stderr]    Compiling prost-types v0.12.0
[INFO] [stderr]    Compiling prost-build v0.12.0
[INFO] [stderr]    Compiling ureq v2.7.1
[INFO] [stderr]    Compiling tfrecord v0.15.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.44s
[INFO] running `Command { std: "docker" "inspect" "bdbcdb2505c8396225bfc70367d08fe14488531f0428fa2a0948791f734a27fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdbcdb2505c8396225bfc70367d08fe14488531f0428fa2a0948791f734a27fe", kill_on_drop: false }`
[INFO] [stdout] bdbcdb2505c8396225bfc70367d08fe14488531f0428fa2a0948791f734a27fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6696b6f084779a881a28c5b7859e906b281b51ec984926e46420bad11b20a6d8
[INFO] running `Command { std: "docker" "start" "-a" "6696b6f084779a881a28c5b7859e906b281b51ec984926e46420bad11b20a6d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling value-bag v1.4.0
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling memchr v2.6.3
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]    Compiling futures-io v0.3.28
[INFO] [stderr]    Compiling parking v2.1.0
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling waker-fn v1.1.0
[INFO] [stderr]    Compiling async-lock v2.7.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.13
[INFO] [stderr]    Compiling percent-encoding v2.3.0
[INFO] [stderr]    Compiling rustix v0.37.23
[INFO] [stderr]    Compiling hashbrown v0.14.0
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling form_urlencoded v1.2.0
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]    Compiling tempfile v3.8.0
[INFO] [stderr]    Compiling flate2 v1.0.27
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling getrandom v0.2.10
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[INFO] [stderr]    Compiling polling v2.8.0
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[INFO] [stderr]    Compiling socket2 v0.4.9
[INFO] [stderr]    Compiling async-task v4.4.0
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling prost-derive v0.12.0
[INFO] [stderr]    Compiling signal-hook v0.3.15
[INFO] [stderr]    Compiling base64 v0.21.3
[INFO] [stderr]    Compiling concurrent-queue v2.2.0
[INFO] [stderr]    Compiling futures-lite v1.13.0
[INFO] [stderr]    Compiling indexmap v2.0.0
[INFO] [stderr]    Compiling url v2.4.1
[INFO] [stderr]    Compiling async-channel v1.8.0
[INFO] [stderr]    Compiling tar v0.4.40
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling async-process v1.7.0
[INFO] [stderr]    Compiling atomic-waker v1.1.1
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling unicode-segmentation v1.9.0
[INFO] [stderr]    Compiling wyz v0.5.1
[INFO] [stderr]    Compiling petgraph v0.6.4
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
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[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling rustls v0.21.7
[INFO] [stderr]    Compiling ryu v1.0.15
[INFO] [stderr]    Compiling packed_struct v0.10.1
[INFO] [stderr]    Compiling funty v2.0.0
[INFO] [stderr]    Compiling serde_json v1.0.105
[INFO] [stderr]    Compiling itoa v1.0.9
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling bitvec v1.0.1
[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]    Compiling rand_distr v0.4.3
[INFO] [stderr]    Compiling prost v0.12.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling async-global-executor v2.3.1
[INFO] [stderr]    Compiling sct v0.7.0
[INFO] [stderr]    Compiling rustls-webpki v0.101.4
[INFO] [stderr]    Compiling rustls-webpki v0.100.2
[INFO] [stderr]    Compiling prost-types v0.12.0
[INFO] [stderr]    Compiling webpki-roots v0.23.1
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]    Compiling packed_struct_codegen v0.10.1
[INFO] [stderr]    Compiling prost-build v0.12.0
[INFO] [stderr]    Compiling async-std v1.12.0
[INFO] [stderr]    Compiling structopt v0.3.26
[INFO] [stderr]    Compiling ureq v2.7.1
[INFO] [stderr]    Compiling csv v1.2.2
[INFO] [stderr]    Compiling tfrecord v0.15.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Error`, `ensure`, `format_err`
[INFO] [stdout]  --> tests/common.rs:1:18
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub use anyhow::{ensure, format_err, Error, Result};
[INFO] [stdout]   |                  ^^^^^^  ^^^^^^^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Error`, `ensure`, `format_err`
[INFO] [stdout]  --> tests/common.rs:1:18
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub use anyhow::{ensure, format_err, Error, Result};
[INFO] [stdout]   |                  ^^^^^^  ^^^^^^^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 23.53s
[INFO] running `Command { std: "docker" "inspect" "6696b6f084779a881a28c5b7859e906b281b51ec984926e46420bad11b20a6d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6696b6f084779a881a28c5b7859e906b281b51ec984926e46420bad11b20a6d8", kill_on_drop: false }`
[INFO] [stdout] 6696b6f084779a881a28c5b7859e906b281b51ec984926e46420bad11b20a6d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3174ab2e7bf68272832abc300c3ae356b32a75804ebae50f3d363ee9ecf7d80c
[INFO] running `Command { std: "docker" "start" "-a" "3174ab2e7bf68272832abc300c3ae356b32a75804ebae50f3d363ee9ecf7d80c", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `Error`, `ensure`, `format_err`
[INFO] [stderr]  --> tests/common.rs:1:18
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub use anyhow::{ensure, format_err, Error, Result};
[INFO] [stderr]   |                  ^^^^^^  ^^^^^^^^^^  ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `tfrecord` (test "indexer") generated 1 warning (run `cargo fix --test "indexer"` to apply 1 suggestion)
[INFO] [stderr] warning: `tfrecord` (test "example") generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.28s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tfrecord-fbe4a27b743f65ad)
[INFO] [stdout] 
[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] [stderr]      Running tests/common.rs (/opt/rustwide/target/debug/deps/common-c1b2f07ba1fcfbcc)
[INFO] [stderr]      Running tests/example.rs (/opt/rustwide/target/debug/deps/example-9422b72a22891e13)
[INFO] [stdout] 
[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 2 tests
[INFO] [stderr] error: test failed, to rerun pass `--test example`
[INFO] [stdout] test reader_test ... FAILED
[INFO] [stdout] test writer_test ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- reader_test stdout ----
[INFO] [stdout] thread 'reader_test' panicked at tests/common.rs:27:30:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5573dd6b2426 - std::backtrace_rs::backtrace::libunwind::trace::h261606ad26a499c1
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x5573dd6b2426 - std::backtrace_rs::backtrace::trace_unsynchronized::hd183f0625477fb28
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x5573dd6b2426 - std::sys_common::backtrace::_print_fmt::hd7f8fef21b4eda67
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x5573dd6b2426 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h623d9b51f2f453f1
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x5573dd6de790 - core::fmt::rt::Argument::fmt::h9f417ac76a86f368
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x5573dd6de790 - core::fmt::write::hc9b6faf4ac2aeff7
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x5573dd6aeccf - std::io::Write::write_fmt::he04625a3a989fec3
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/io/mod.rs:1810:15
[INFO] [stdout]    7:     0x5573dd6b2204 - std::sys_common::backtrace::_print::hd5d66399c7df88a2
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x5573dd6b2204 - std::sys_common::backtrace::print::he81ed2da642d37e5
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x5573dd6b3f77 - std::panicking::default_hook::{{closure}}::h85773f4fa117163d
[INFO] [stdout]   10:     0x5573dd6b3c5d - std::panicking::default_hook::h6a1694a91d09b278
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x5573dd652d07 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h616ac37fa3cd6c8f
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   12:     0x5573dd652d07 - test::test_main::{{closure}}::h00d84697cefdcbb6
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x5573dd6b4596 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hcb3fe3b9bb537ba8
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   14:     0x5573dd6b4596 - std::panicking::rust_panic_with_hook::h0a7ad96e90f7145b
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x5573dd6b42e2 - std::panicking::begin_panic_handler::{{closure}}::h7919090525c6485e
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:657:13
[INFO] [stdout]   16:     0x5573dd6b2926 - std::sys_common::backtrace::__rust_end_short_backtrace::hf3289479464f7dfe
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x5573dd6b4040 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x5573dd3e1515 - core::panicking::panic_fmt::hcc9f77c5c132af55
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x5573dd3e1af3 - core::result::unwrap_failed::hbe14f498be1452f9
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/result.rs:1649:5
[INFO] [stdout]   20:     0x5573dd427edd - core::result::Result<T,E>::unwrap::hc8c3d1db589dfcda
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/result.rs:1073:23
[INFO] [stdout]   21:     0x5573dd3e89eb - example::common::DATA_DIR::{{closure}}::h7b0c84a5fdf9ddcc
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/common.rs:27:5
[INFO] [stdout]   22:     0x5573dd3eae4e - core::ops::function::FnOnce::call_once::hb344984e69392f73
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x5573dd3eae3b - core::ops::function::FnOnce::call_once::h73e57eb5216fd41d
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5573dd3ee5e5 - once_cell::sync::Lazy<T,F>::force::{{closure}}::h86ddea72d3f5ef19
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/once_cell-1.18.0/src/lib.rs:1312:28
[INFO] [stdout]   25:     0x5573dd3ee67e - once_cell::sync::OnceCell<T>::get_or_init::{{closure}}::h4a84a59af2041298
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/once_cell-1.18.0/src/lib.rs:1122:57
[INFO] [stdout]   26:     0x5573dd3ee2a2 - once_cell::imp::OnceCell<T>::initialize::{{closure}}::h7fb88296271cade3
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/once_cell-1.18.0/src/imp_std.rs:72:23
[INFO] [stdout]   27:     0x5573dd6872f6 - core::ops::function::impls::<impl core::ops::function::FnMut<A> for &mut F>::call_mut::hefb98257c0ae5178
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:294:13
[INFO] [stdout]   28:     0x5573dd688bbd - once_cell::imp::initialize_or_wait::h8d2c3b0a98eae543
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/once_cell-1.18.0/src/imp_std.rs:196:20
[INFO] [stdout]   29:     0x5573dd3ee0ce - once_cell::imp::OnceCell<T>::initialize::hf0c60d01c82d56fc
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/once_cell-1.18.0/src/imp_std.rs:68:9
[INFO] [stdout]   30:     0x5573dd3ee90d - once_cell::sync::OnceCell<T>::get_or_try_init::h4f542e0374a1a8b3
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/once_cell-1.18.0/src/lib.rs:1163:13
[INFO] [stdout]   31:     0x5573dd3ee60d - once_cell::sync::OnceCell<T>::get_or_init::h0604bc73518f9c49
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/once_cell-1.18.0/src/lib.rs:1122:19
[INFO] [stdout]   32:     0x5573dd3ee4d8 - once_cell::sync::Lazy<T,F>::force::hbafbf25a01ffa4cb
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/once_cell-1.18.0/src/lib.rs:1311:13
[INFO] [stdout]   33:     0x5573dd3ed47a - <once_cell::sync::Lazy<T,F> as core::ops::deref::Deref>::deref::ha8807af12decc597
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/once_cell-1.18.0/src/lib.rs:1378:13
[INFO] [stdout]   34:     0x5573dd3e8a92 - example::common::INPUT_TFRECORD_PATH::{{closure}}::{{closure}}::hf195acacc575f67b
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/common.rs:34:20
[INFO] [stdout]   35:     0x5573dd3e8a24 - example::common::INPUT_TFRECORD_PATH::{{closure}}::h85739f72d8003811
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/common.rs:32:5
[INFO] [stdout]   36:     0x5573dd3eac96 - core::ops::function::FnOnce::call_once::h2c70db40d31419a4
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   37:     0x5573dd3ead22 - core::ops::function::FnOnce::call_once::h33f10298de243272
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   38:     0x5573dd3ee564 - once_cell::sync::Lazy<T,F>::force::{{closure}}::h0ecf129aed858187
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/once_cell-1.18.0/src/lib.rs:1312:28
[INFO] [stdout]   39:     0x5573dd3ee6bd - once_cell::sync::OnceCell<T>::get_or_init::{{closure}}::hc74085268c329aac
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/once_cell-1.18.0/src/lib.rs:1122:57
[INFO] [stdout]   40:     0x5573dd3ee120 - once_cell::imp::OnceCell<T>::initialize::{{closure}}::h629c659b6a1fcb23
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/once_cell-1.18.0/src/imp_std.rs:72:23
[INFO] [stdout]   41:     0x5573dd6872f6 - core::ops::function::impls::<impl core::ops::function::FnMut<A> for &mut F>::call_mut::hefb98257c0ae5178
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:294:13
[INFO] [stdout]   42:     0x5573dd688bbd - once_cell::imp::initialize_or_wait::h8d2c3b0a98eae543
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/once_cell-1.18.0/src/imp_std.rs:196:20
[INFO] [stdout]   43:     0x5573dd3ee036 - once_cell::imp::OnceCell<T>::initialize::h4ff33ee5036ca52a
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/once_cell-1.18.0/src/imp_std.rs:68:9
[INFO] [stdout]   44:     0x5573dd3ee7ad - once_cell::sync::OnceCell<T>::get_or_try_init::h36b359d2c11b72d8
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/once_cell-1.18.0/src/lib.rs:1163:13
[INFO] [stdout]   45:     0x5573dd3ee64d - once_cell::sync::OnceCell<T>::get_or_init::h4306d3285b5d102f
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/once_cell-1.18.0/src/lib.rs:1122:19
[INFO] [stdout]   46:     0x5573dd3ee4b8 - once_cell::sync::Lazy<T,F>::force::h42a886b51622b1d3
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/once_cell-1.18.0/src/lib.rs:1311:13
[INFO] [stdout]   47:     0x5573dd3ed48a - <once_cell::sync::Lazy<T,F> as core::ops::deref::Deref>::deref::heb8ab44540586824
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/once_cell-1.18.0/src/lib.rs:1378:13
[INFO] [stdout]   48:     0x5573dd3eea93 - example::reader_test::h14364154ade916f1
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/example.rs:10:39
[INFO] [stdout]   49:     0x5573dd3eea67 - example::reader_test::{{closure}}::h7c1e989ec18cf126
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/example.rs:7:17
[INFO] [stdout]   50:     0x5573dd3ead46 - core::ops::function::FnOnce::call_once::h53426d3aaf88ad6e
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   51:     0x5573dd6585df - core::ops::function::FnOnce::call_once::hd64d26f405258157
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   52:     0x5573dd6585df - test::__rust_begin_short_backtrace::he21b0b7a6d731bf9
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:627:18
[INFO] [stdout]   53:     0x5573dd657361 - test::run_test_in_process::{{closure}}::hf5c73986d7bdfde2
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:650:60
[INFO] [stdout]   54:     0x5573dd657361 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h330011ad032aadc0
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   55:     0x5573dd657361 - std::panicking::try::do_call::he61b0a958b795a41
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:552:40
[INFO] [stdout]   56:     0x5573dd657361 - std::panicking::try::h7309da130f906eb7
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:516:19
[INFO] [stdout]   57:     0x5573dd657361 - std::panic::catch_unwind::hc5c3a06fdaf0a92a
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panic.rs:142:14
[INFO] [stdout]   58:     0x5573dd657361 - test::run_test_in_process::h7e7b7c71c3324e0f
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:650:27
[INFO] [stdout]   59:     0x5573dd657361 - test::run_test::{{closure}}::h1f509f28f5cf20b1
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:573:43
[INFO] [stdout]   60:     0x5573dd61e696 - test::run_test::{{closure}}::h1754218abf443f6d
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:601:41
[INFO] [stdout]   61:     0x5573dd61e696 - std::sys_common::backtrace::__rust_begin_short_backtrace::h2ee174b9d5954948
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   62:     0x5573dd6236f7 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hf60bee9c1a17ef09
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   63:     0x5573dd6236f7 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h33d0dddec5216160
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   64:     0x5573dd6236f7 - std::panicking::try::do_call::h144b3048b546f835
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:552:40
[INFO] [stdout]   65:     0x5573dd6236f7 - std::panicking::try::h978244d04646189f
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:516:19
[INFO] [stdout]   66:     0x5573dd6236f7 - std::panic::catch_unwind::hdf436369d188fe86
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panic.rs:142:14
[INFO] [stdout]   67:     0x5573dd6236f7 - std::thread::Builder::spawn_unchecked_::{{closure}}::h87329cbdd33c79ec
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   68:     0x5573dd6236f7 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h401abbe67897d450
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   69:     0x5573dd6b9185 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5d7c8f150ab9c84c
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   70:     0x5573dd6b9185 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h570d5b005c242c15
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   71:     0x5573dd6b9185 - std::sys::unix::thread::Thread::new::thread_start::h36b0a20c0b2361ad
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   72:     0x7f869b961ac3 - <unknown>
[INFO] [stdout]   73:     0x7f869b9f2bf4 - __clone
[INFO] [stdout]   74:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- writer_test stdout ----
[INFO] [stdout] thread 'writer_test' panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/once_cell-1.18.0/src/lib.rs:1313:25:
[INFO] [stdout] Lazy instance has previously been poisoned
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5573dd6b2426 - std::backtrace_rs::backtrace::libunwind::trace::h261606ad26a499c1
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x5573dd6b2426 - std::backtrace_rs::backtrace::trace_unsynchronized::hd183f0625477fb28
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x5573dd6b2426 - std::sys_common::backtrace::_print_fmt::hd7f8fef21b4eda67
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x5573dd6b2426 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h623d9b51f2f453f1
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x5573dd6de790 - core::fmt::rt::Argument::fmt::h9f417ac76a86f368
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x5573dd6de790 - core::fmt::write::hc9b6faf4ac2aeff7
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x5573dd6aeccf - std::io::Write::write_fmt::he04625a3a989fec3
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/io/mod.rs:1810:15
[INFO] [stdout]    7:     0x5573dd6b2204 - std::sys_common::backtrace::_print::hd5d66399c7df88a2
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x5573dd6b2204 - std::sys_common::backtrace::print::he81ed2da642d37e5
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x5573dd6b3f77 - std::panicking::default_hook::{{closure}}::h85773f4fa117163d
[INFO] [stdout]   10:     0x5573dd6b3c5d - std::panicking::default_hook::h6a1694a91d09b278
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x5573dd652d07 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h616ac37fa3cd6c8f
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   12:     0x5573dd652d07 - test::test_main::{{closure}}::h00d84697cefdcbb6
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x5573dd6b4596 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hcb3fe3b9bb537ba8
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   14:     0x5573dd6b4596 - std::panicking::rust_panic_with_hook::h0a7ad96e90f7145b
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x5573dd6b42a9 - std::panicking::begin_panic_handler::{{closure}}::h7919090525c6485e
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:649:13
[INFO] [stdout]   16:     0x5573dd6b2926 - std::sys_common::backtrace::__rust_end_short_backtrace::hf3289479464f7dfe
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x5573dd6b4040 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x5573dd3e1515 - core::panicking::panic_fmt::hcc9f77c5c132af55
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x5573dd3ee5d6 - once_cell::sync::Lazy<T,F>::force::{{closure}}::h86ddea72d3f5ef19
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/once_cell-1.18.0/src/lib.rs:1313:25
[INFO] [stdout]   20:     0x5573dd3ee67e - once_cell::sync::OnceCell<T>::get_or_init::{{closure}}::h4a84a59af2041298
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/once_cell-1.18.0/src/lib.rs:1122:57
[INFO] [stdout]   21:     0x5573dd3ee2a2 - once_cell::imp::OnceCell<T>::initialize::{{closure}}::h7fb88296271cade3
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/once_cell-1.18.0/src/imp_std.rs:72:23
[INFO] [stdout]   22:     0x5573dd6872f6 - core::ops::function::impls::<impl core::ops::function::FnMut<A> for &mut F>::call_mut::hefb98257c0ae5178
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:294:13
[INFO] [stdout]   23:     0x5573dd688bbd - once_cell::imp::initialize_or_wait::h8d2c3b0a98eae543
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/once_cell-1.18.0/src/imp_std.rs:196:20
[INFO] [stdout]   24:     0x5573dd3ee0ce - once_cell::imp::OnceCell<T>::initialize::hf0c60d01c82d56fc
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/once_cell-1.18.0/src/imp_std.rs:68:9
[INFO] [stdout]   25:     0x5573dd3ee90d - once_cell::sync::OnceCell<T>::get_or_try_init::h4f542e0374a1a8b3
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/once_cell-1.18.0/src/lib.rs:1163:13
[INFO] [stdout]   26:     0x5573dd3ee60d - once_cell::sync::OnceCell<T>::get_or_init::h0604bc73518f9c49
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/once_cell-1.18.0/src/lib.rs:1122:19
[INFO] [stdout]   27:     0x5573dd3ee4d8 - once_cell::sync::Lazy<T,F>::force::hbafbf25a01ffa4cb
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/once_cell-1.18.0/src/lib.rs:1311:13
[INFO] [stdout]   28:     0x5573dd3ed47a - <once_cell::sync::Lazy<T,F> as core::ops::deref::Deref>::deref::ha8807af12decc597
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/once_cell-1.18.0/src/lib.rs:1378:13
[INFO] [stdout]   29:     0x5573dd3eebf3 - example::writer_test::hfa1a807723d584ac
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/example.rs:23:23
[INFO] [stdout]   30:     0x5573dd3eebb7 - example::writer_test::{{closure}}::h16ff19148858cdf4
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/example.rs:22:17
[INFO] [stdout]   31:     0x5573dd3eac56 - core::ops::function::FnOnce::call_once::h18ed552af949ec31
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   32:     0x5573dd6585df - core::ops::function::FnOnce::call_once::hd64d26f405258157
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   33:     0x5573dd6585df - test::__rust_begin_short_backtrace::he21b0b7a6d731bf9
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:627:18
[INFO] [stdout]   34:     0x5573dd657361 - test::run_test_in_process::{{closure}}::hf5c73986d7bdfde2
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:650:60
[INFO] [stdout]   35:     0x5573dd657361 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h330011ad032aadc0
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   36:     0x5573dd657361 - std::panicking::try::do_call::he61b0a958b795a41
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:552:40
[INFO] [stdout]   37:     0x5573dd657361 - std::panicking::try::h7309da130f906eb7
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:516:19
[INFO] [stdout]   38:     0x5573dd657361 - std::panic::catch_unwind::hc5c3a06fdaf0a92a
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panic.rs:142:14
[INFO] [stdout]   39:     0x5573dd657361 - test::run_test_in_process::h7e7b7c71c3324e0f
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:650:27
[INFO] [stdout]   40:     0x5573dd657361 - test::run_test::{{closure}}::h1f509f28f5cf20b1
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:573:43
[INFO] [stdout]   41:     0x5573dd61e696 - test::run_test::{{closure}}::h1754218abf443f6d
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:601:41
[INFO] [stdout]   42:     0x5573dd61e696 - std::sys_common::backtrace::__rust_begin_short_backtrace::h2ee174b9d5954948
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   43:     0x5573dd6236f7 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hf60bee9c1a17ef09
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   44:     0x5573dd6236f7 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h33d0dddec5216160
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   45:     0x5573dd6236f7 - std::panicking::try::do_call::h144b3048b546f835
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:552:40
[INFO] [stdout]   46:     0x5573dd6236f7 - std::panicking::try::h978244d04646189f
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:516:19
[INFO] [stdout]   47:     0x5573dd6236f7 - std::panic::catch_unwind::hdf436369d188fe86
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panic.rs:142:14
[INFO] [stdout]   48:     0x5573dd6236f7 - std::thread::Builder::spawn_unchecked_::{{closure}}::h87329cbdd33c79ec
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   49:     0x5573dd6236f7 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h401abbe67897d450
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   50:     0x5573dd6b9185 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5d7c8f150ab9c84c
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   51:     0x5573dd6b9185 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h570d5b005c242c15
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   52:     0x5573dd6b9185 - std::sys::unix::thread::Thread::new::thread_start::h36b0a20c0b2361ad
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   53:     0x7f869b961ac3 - <unknown>
[INFO] [stdout]   54:     0x7f869b9f2bf4 - __clone
[INFO] [stdout]   55:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     reader_test
[INFO] [stdout]     writer_test
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3174ab2e7bf68272832abc300c3ae356b32a75804ebae50f3d363ee9ecf7d80c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3174ab2e7bf68272832abc300c3ae356b32a75804ebae50f3d363ee9ecf7d80c", kill_on_drop: false }`
[INFO] [stdout] 3174ab2e7bf68272832abc300c3ae356b32a75804ebae50f3d363ee9ecf7d80c
