[INFO] fetching crate mmap-simple 0.2.0...
[INFO] testing mmap-simple-0.2.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate mmap-simple 0.2.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate mmap-simple 0.2.0
[INFO] finished tweaking crates.io crate mmap-simple 0.2.0
[INFO] tweaked toml for crates.io crate mmap-simple 0.2.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mmap-simple 0.2.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 41 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6ddc53f1b24a640abd487c31a55afab981caa9547f88e2c41ff2e887a7b4b914
[INFO] running `Command { std: "docker" "start" "-a" "6ddc53f1b24a640abd487c31a55afab981caa9547f88e2c41ff2e887a7b4b914", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ddc53f1b24a640abd487c31a55afab981caa9547f88e2c41ff2e887a7b4b914", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ddc53f1b24a640abd487c31a55afab981caa9547f88e2c41ff2e887a7b4b914", kill_on_drop: false }`
[INFO] [stdout] 6ddc53f1b24a640abd487c31a55afab981caa9547f88e2c41ff2e887a7b4b914
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 8336c0c5b7ccf99e896b0e2dc9374bb2476d94fe2f717bf0c69df2eeaf05cb4a
[INFO] running `Command { std: "docker" "start" "-a" "8336c0c5b7ccf99e896b0e2dc9374bb2476d94fe2f717bf0c69df2eeaf05cb4a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling mmap-simple v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.43s
[INFO] running `Command { std: "docker" "inspect" "8336c0c5b7ccf99e896b0e2dc9374bb2476d94fe2f717bf0c69df2eeaf05cb4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8336c0c5b7ccf99e896b0e2dc9374bb2476d94fe2f717bf0c69df2eeaf05cb4a", kill_on_drop: false }`
[INFO] [stdout] 8336c0c5b7ccf99e896b0e2dc9374bb2476d94fe2f717bf0c69df2eeaf05cb4a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 9a00b7ddd2c8395ef704bc959a2488c2a0e1de743f149f274357df7bcb39926c
[INFO] running `Command { std: "docker" "start" "-a" "9a00b7ddd2c8395ef704bc959a2488c2a0e1de743f149f274357df7bcb39926c", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling pin-project-lite v0.2.16
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling slab v0.4.10
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]    Compiling sdd v3.0.8
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling scc v2.3.4
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling serial_test_derive v3.2.0
[INFO] [stderr]    Compiling serial_test v3.2.0
[INFO] [stderr]    Compiling mmap-simple v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 7.68s
[INFO] running `Command { std: "docker" "inspect" "9a00b7ddd2c8395ef704bc959a2488c2a0e1de743f149f274357df7bcb39926c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a00b7ddd2c8395ef704bc959a2488c2a0e1de743f149f274357df7bcb39926c", kill_on_drop: false }`
[INFO] [stdout] 9a00b7ddd2c8395ef704bc959a2488c2a0e1de743f149f274357df7bcb39926c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 4f99bf12a21c765dcfdd07755497425ae86a196e3dca60b129fce258eaab4530
[INFO] running `Command { std: "docker" "start" "-a" "4f99bf12a21c765dcfdd07755497425ae86a196e3dca60b129fce258eaab4530", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/mmap_simple-dbe8b7bb57b076d4)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::multiple_ops ... FAILED
[INFO] [stdout] test tests::letters_loop ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::multiple_ops stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::multiple_ops' panicked at src/lib.rs:228:31:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x7744845dd102 - std::backtrace_rs::backtrace::libunwind::trace::h559918daaaf51ab7
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x7744845dd102 - std::backtrace_rs::backtrace::trace_unsynchronized::hb04fbcf80d07af8b
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x7744845dd102 - std::sys::backtrace::_print_fmt::h7c0bbbbfac0065d4
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x7744845dd102 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hb62c8ed31943daa5
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x7744846174a3 - core::fmt::rt::Argument::fmt::he5eaa7dd607ed4c9
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x7744846174a3 - core::fmt::write::h375399f8cb90b45a
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/fmt/mod.rs:1460:25
[INFO] [stdout]    6:     0x7744845da413 - std::io::default_write_fmt::hdc1b4dd565dd0099
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x7744845da413 - std::io::Write::write_fmt::h29f6044e9bc43c23
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x7744845dcf52 - std::sys::backtrace::BacktraceLock::print::ha189c586374f916a
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x7744845de77c - std::panicking::default_hook::{{closure}}::ha3a26c98ff210e12
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x7744845de5d2 - std::panicking::default_hook::h8c8a86b4390ab794
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x7744845ab184 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::ha39ae63ed1e9a130
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/alloc/src/boxed.rs:1980:9
[INFO] [stdout]   12:     0x7744845ab184 - test::test_main_with_exit_callback::{{closure}}::h9df7c328ebe18c28
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x7744845df103 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h96b7201b552e9069
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/alloc/src/boxed.rs:1980:9
[INFO] [stdout]   14:     0x7744845df103 - std::panicking::rust_panic_with_hook::hb3b66c2e80efa371
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x7744845deeca - std::panicking::begin_panic_handler::{{closure}}::h9c68d0f839e62070
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:706:13
[INFO] [stdout]   16:     0x7744845dd5f9 - std::sys::backtrace::__rust_end_short_backtrace::h68d22ddde4a73ad6
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/sys/backtrace.rs:168:18
[INFO] [stdout]   17:     0x7744845deb5d - __rustc[f4ffc7196a45a630]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x774484532f10 - core::panicking::panic_fmt::h8cdd4c81eb9069aa
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x774484533376 - core::result::unwrap_failed::h8476ffaa6db8205b
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/result.rs:1761:5
[INFO] [stdout]   20:     0x77448453694a - core::result::Result<T,E>::unwrap::hfc9e189f46311e45
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/result.rs:1167:23
[INFO] [stdout]   21:     0x77448453694a - mmap_simple::tests::setup_file::h2706c59fa03187e4
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:228:31
[INFO] [stdout]   22:     0x77448453743c - mmap_simple::tests::multiple_ops::{{closure}}::h88d142cf9513cc65
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:262:29
[INFO] [stdout]   23:     0x7744845343de - core::ops::function::FnOnce::call_once::h79ed74771bc79032
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x77448453dfa3 - serial_test::serial_code_lock::local_serial_core::hfaf4d526b24c3829
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serial_test-3.2.0/src/serial_code_lock.rs:36:5
[INFO] [stdout]   25:     0x774484537408 - mmap_simple::tests::multiple_ops::h4f425c09184e5e5a
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:260:5
[INFO] [stdout]   26:     0x774484537357 - mmap_simple::tests::multiple_ops::{{closure}}::h61c031e97e2c9cc6
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:261:22
[INFO] [stdout]   27:     0x774484534486 - core::ops::function::FnOnce::call_once::hdf9f9bd18a131567
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x7744845b087b - core::ops::function::FnOnce::call_once::h9633dcf760ae81b2
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x7744845b087b - test::__rust_begin_short_backtrace::h12ad5e04c8d7b4a5
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/test/src/lib.rs:648:18
[INFO] [stdout]   30:     0x7744845afaee - test::run_test_in_process::{{closure}}::he596b4fd3fa4893c
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/test/src/lib.rs:671:74
[INFO] [stdout]   31:     0x7744845afaee - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hc746bc3fa75190e0
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   32:     0x7744845afaee - std::panicking::catch_unwind::do_call::hf4843906108d6299
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:589:40
[INFO] [stdout]   33:     0x7744845afaee - std::panicking::catch_unwind::h849d4e8b03577bb9
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:552:19
[INFO] [stdout]   34:     0x7744845afaee - std::panic::catch_unwind::ha1f814c1dec025d2
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x7744845afaee - test::run_test_in_process::h542aad3fe61255e7
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/test/src/lib.rs:671:27
[INFO] [stdout]   36:     0x7744845afaee - test::run_test::{{closure}}::h612788d75908cb63
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/test/src/lib.rs:592:43
[INFO] [stdout]   37:     0x774484574974 - test::run_test::{{closure}}::hbfeea3bcb7245123
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/test/src/lib.rs:622:41
[INFO] [stdout]   38:     0x774484574974 - std::sys::backtrace::__rust_begin_short_backtrace::h72542b83b4f87d5b
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/sys/backtrace.rs:152:18
[INFO] [stdout]   39:     0x77448457816a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hff26a7547ea762c9
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   40:     0x77448457816a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hbee49bc759312884
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   41:     0x77448457816a - std::panicking::catch_unwind::do_call::h61de12ce5e04e28f
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:589:40
[INFO] [stdout]   42:     0x77448457816a - std::panicking::catch_unwind::h454dd49873d22e18
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:552:19
[INFO] [stdout]   43:     0x77448457816a - std::panic::catch_unwind::h5c15187324f8cebb
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panic.rs:359:14
[INFO] [stdout]   44:     0x77448457816a - std::thread::Builder::spawn_unchecked_::{{closure}}::hbc9d9c7427673d42
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   45:     0x77448457816a - core::ops::function::FnOnce::call_once{{vtable.shim}}::hefd458a129ddca13
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x7744845e1b57 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h2d6e2e526b02c3da
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/alloc/src/boxed.rs:1966:9
[INFO] [stdout]   47:     0x7744845e1b57 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h1aefced482b33c72
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/alloc/src/boxed.rs:1966:9
[INFO] [stdout]   48:     0x7744845e1b57 - std::sys::pal::unix::thread::Thread::new::thread_start::h7c9c6951b48f721d
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/sys/pal/unix/thread.rs:97:17
[INFO] [stdout] 
[INFO] [stdout] ---- tests::letters_loop stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::letters_loop' panicked at src/lib.rs:228:31:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x7744845dd102 - std::backtrace_rs::backtrace::libunwind::trace::h559918daaaf51ab7
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x7744845dd102 - std::backtrace_rs::backtrace::trace_unsynchronized::hb04fbcf80d07af8b
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x7744845dd102 - std::sys::backtrace::_print_fmt::h7c0bbbbfac0065d4
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x7744845dd102 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hb62c8ed31943daa5
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x7744846174a3 - core::fmt::rt::Argument::fmt::he5eaa7dd607ed4c9
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x7744846174a3 - core::fmt::write::h375399f8cb90b45a
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/fmt/mod.rs:1460:25
[INFO] [stdout]    6:     0x7744845da413 - std::io::default_write_fmt::hdc1b4dd565dd0099
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x7744845da413 - std::io::Write::write_fmt::h29f6044e9bc43c23
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x7744845dcf52 - std::sys::backtrace::BacktraceLock::print::ha189c586374f916a
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x7744845de77c - std::panicking::default_hook::{{closure}}::ha3a26c98ff210e12
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x7744845de5d2 - std::panicking::default_hook::h8c8a86b4390ab794
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x7744845ab184 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::ha39ae63ed1e9a130
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/alloc/src/boxed.rs:1980:9
[INFO] [stdout]   12:     0x7744845ab184 - test::test_main_with_exit_callback::{{closure}}::h9df7c328ebe18c28
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x7744845df103 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h96b7201b552e9069
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/alloc/src/boxed.rs:1980:9
[INFO] [stdout]   14:     0x7744845df103 - std::panicking::rust_panic_with_hook::hb3b66c2e80efa371
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x7744845deeca - std::panicking::begin_panic_handler::{{closure}}::h9c68d0f839e62070
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:706:13
[INFO] [stdout]   16:     0x7744845dd5f9 - std::sys::backtrace::__rust_end_short_backtrace::h68d22ddde4a73ad6
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/sys/backtrace.rs:168:18
[INFO] [stdout]   17:     0x7744845deb5d - __rustc[f4ffc7196a45a630]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x774484532f10 - core::panicking::panic_fmt::h8cdd4c81eb9069aa
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x774484533376 - core::result::unwrap_failed::h8476ffaa6db8205b
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/result.rs:1761:5
[INFO] [stdout]   20:     0x77448453694a - core::result::Result<T,E>::unwrap::hfc9e189f46311e45
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/result.rs:1167:23
[INFO] [stdout]   21:     0x77448453694a - mmap_simple::tests::setup_file::h2706c59fa03187e4
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:228:31
[INFO] [stdout]   22:     0x774484537109 - mmap_simple::tests::letters_loop::{{closure}}::h5d955a53ac700eef
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:244:29
[INFO] [stdout]   23:     0x77448453444e - core::ops::function::FnOnce::call_once::hb24c623869212668
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x77448453dfa3 - serial_test::serial_code_lock::local_serial_core::hfaf4d526b24c3829
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serial_test-3.2.0/src/serial_code_lock.rs:36:5
[INFO] [stdout]   25:     0x7744845370c8 - mmap_simple::tests::letters_loop::h772ff785b903541d
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:242:5
[INFO] [stdout]   26:     0x774484537017 - mmap_simple::tests::letters_loop::{{closure}}::h44d29d060e26f4d4
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:243:22
[INFO] [stdout]   27:     0x774484534416 - core::ops::function::FnOnce::call_once::h7f147eaef739ee87
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x7744845b087b - core::ops::function::FnOnce::call_once::h9633dcf760ae81b2
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x7744845b087b - test::__rust_begin_short_backtrace::h12ad5e04c8d7b4a5
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/test/src/lib.rs:648:18
[INFO] [stdout]   30:     0x7744845afaee - test::run_test_in_process::{{closure}}::he596b4fd3fa4893c
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/test/src/lib.rs:671:74
[INFO] [stdout]   31:     0x7744845afaee - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hc746bc3fa75190e0
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   32:     0x7744845afaee - std::panicking::catch_unwind::do_call::hf4843906108d6299
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:589:40
[INFO] [stdout]   33:     0x7744845afaee - std::panicking::catch_unwind::h849d4e8b03577bb9
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:552:19
[INFO] [stdout]   34:     0x7744845afaee - std::panic::catch_unwind::ha1f814c1dec025d2
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x7744845afaee - test::run_test_in_process::h542aad3fe61255e7
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/test/src/lib.rs:671:27
[INFO] [stdout]   36:     0x7744845afaee - test::run_test::{{closure}}::h612788d75908cb63
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/test/src/lib.rs:592:43
[INFO] [stdout]   37:     0x774484574974 - test::run_test::{{closure}}::hbfeea3bcb7245123
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/test/src/lib.rs:622:41
[INFO] [stdout]   38:     0x774484574974 - std::sys::backtrace::__rust_begin_short_backtrace::h72542b83b4f87d5b
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/sys/backtrace.rs:152:18
[INFO] [stdout]   39:     0x77448457816a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hff26a7547ea762c9
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   40:     0x77448457816a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hbee49bc759312884
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   41:     0x77448457816a - std::panicking::catch_unwind::do_call::h61de12ce5e04e28f
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:589:40
[INFO] [stdout]   42:     0x77448457816a - std::panicking::catch_unwind::h454dd49873d22e18
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:552:19
[INFO] [stdout]   43:     0x77448457816a - std::panic::catch_unwind::h5c15187324f8cebb
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panic.rs:359:14
[INFO] [stdout]   44:     0x77448457816a - std::thread::Builder::spawn_unchecked_::{{closure}}::hbc9d9c7427673d42
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   45:     0x77448457816a - core::ops::function::FnOnce::call_once{{vtable.shim}}::hefd458a129ddca13
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x7744845e1b57 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h2d6e2e526b02c3da
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/alloc/src/boxed.rs:1966:9
[INFO] [stdout]   47:     0x7744845e1b57 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h1aefced482b33c72
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/alloc/src/boxed.rs:1966:9
[INFO] [stdout]   48:     0x7744845e1b57 - std::sys::pal::unix::thread::Thread::new::thread_start::h7c9c6951b48f721d
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/sys/pal/unix/thread.rs:97:17
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::letters_loop
[INFO] [stdout]     tests::multiple_ops
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4f99bf12a21c765dcfdd07755497425ae86a196e3dca60b129fce258eaab4530", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f99bf12a21c765dcfdd07755497425ae86a196e3dca60b129fce258eaab4530", kill_on_drop: false }`
[INFO] [stdout] 4f99bf12a21c765dcfdd07755497425ae86a196e3dca60b129fce258eaab4530