[INFO] cloning repository https://github.com/nipzu/compression
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nipzu/compression" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnipzu%2Fcompression", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnipzu%2Fcompression'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5c596a94358ad7957404e0312079d8f5af9e4ce4
[INFO] testing nipzu/compression against beta-2021-08-01 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnipzu%2Fcompression" "/workspace/builds/worker-53/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-53/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nipzu/compression on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nipzu/compression
[INFO] finished tweaking git repo https://github.com/nipzu/compression
[INFO] tweaked toml for git repo https://github.com/nipzu/compression written to /workspace/builds/worker-53/source/Cargo.toml
[INFO] crate git repo https://github.com/nipzu/compression already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded radium v0.6.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b4df61ba13b42efc43a065de2c981c09e1efeb173f317878facd942917c5fbfe
[INFO] running `Command { std: "docker" "start" "-a" "b4df61ba13b42efc43a065de2c981c09e1efeb173f317878facd942917c5fbfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b4df61ba13b42efc43a065de2c981c09e1efeb173f317878facd942917c5fbfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4df61ba13b42efc43a065de2c981c09e1efeb173f317878facd942917c5fbfe", kill_on_drop: false }`
[INFO] [stdout] b4df61ba13b42efc43a065de2c981c09e1efeb173f317878facd942917c5fbfe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 701a9dc34a84ba058d21a7bce0e42d313cf4abb24cbf0bd4526d689fafb6ae62
[INFO] running `Command { std: "docker" "start" "-a" "701a9dc34a84ba058d21a7bce0e42d313cf4abb24cbf0bd4526d689fafb6ae62", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling radium v0.6.1
[INFO] [stderr]    Compiling wyz v0.2.0
[INFO] [stderr]    Compiling funty v1.1.0
[INFO] [stderr]    Compiling tap v1.0.0
[INFO] [stderr]    Compiling bitvec v0.20.1
[INFO] [stderr]    Compiling compression v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.35s
[INFO] running `Command { std: "docker" "inspect" "701a9dc34a84ba058d21a7bce0e42d313cf4abb24cbf0bd4526d689fafb6ae62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "701a9dc34a84ba058d21a7bce0e42d313cf4abb24cbf0bd4526d689fafb6ae62", kill_on_drop: false }`
[INFO] [stdout] 701a9dc34a84ba058d21a7bce0e42d313cf4abb24cbf0bd4526d689fafb6ae62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 143393998fa524d0b361a548bd5762c25443b59ceec05ed41ecded9ce1029bf6
[INFO] running `Command { std: "docker" "start" "-a" "143393998fa524d0b361a548bd5762c25443b59ceec05ed41ecded9ce1029bf6", kill_on_drop: false }`
[INFO] [stderr]    Compiling compression v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.16s
[INFO] running `Command { std: "docker" "inspect" "143393998fa524d0b361a548bd5762c25443b59ceec05ed41ecded9ce1029bf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "143393998fa524d0b361a548bd5762c25443b59ceec05ed41ecded9ce1029bf6", kill_on_drop: false }`
[INFO] [stdout] 143393998fa524d0b361a548bd5762c25443b59ceec05ed41ecded9ce1029bf6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c44a7b026cdbca90c58a68ad8a32d13e435825e4fed44a9595710d8d11d28335
[INFO] running `Command { std: "docker" "start" "-a" "c44a7b026cdbca90c58a68ad8a32d13e435825e4fed44a9595710d8d11d28335", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.27s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/compression-ec6b26aabd95a62a)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test binarytree::tests::test_add_leaf ... ok
[INFO] [stdout] test binarytree::tests::test_btree_iterator ... ok
[INFO] [stdout] test binarytree::tests::test_get_leaf ... ok
[INFO] [stdout] test binarytree::tests::test_map_values ... ok
[INFO] [stdout] test binarytree::tests::test_save_load_tree ... ok
[INFO] [stdout] test savebits::tests::test_from_bits_u8 ... ok
[INFO] [stdout] test savebits::tests::test_to_bits_u8 ... ok
[INFO] [stdout] test savebits::tests::test_to_bits_usize ... ok
[INFO] [stdout] test savebits::tests::test_from_bits_usize ... ok
[INFO] [stdout] test tests::test_compression_decompression ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_compression_decompression stdout ----
[INFO] [stdout] thread 'tests::test_compression_decompression' panicked at 'called `Option::unwrap()` on a `None` value', src/compressor.rs:56:48
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5607126c3010 - std::backtrace_rs::backtrace::libunwind::trace::hff4d1766e93f64f1
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stdout]    1:     0x5607126c3010 - std::backtrace_rs::backtrace::trace_unsynchronized::h56bbc8eb78770bcb
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x5607126c3010 - std::sys_common::backtrace::_print_fmt::h5c8e75464faca780
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x5607126c3010 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h48b88277def8b362
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x5607126e57dc - core::fmt::write::h3381b3176fe2b3d3
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/fmt/mod.rs:1115:17
[INFO] [stdout]    5:     0x5607126bff75 - std::io::Write::write_fmt::h5f34a676f60246b5
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/io/mod.rs:1665:15
[INFO] [stdout]    6:     0x5607126c518b - std::sys_common::backtrace::_print::ha537687d6c17dd0d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x5607126c518b - std::sys_common::backtrace::print::h61376ae57d131d72
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x5607126c518b - std::panicking::default_hook::{{closure}}::h0f7208c0b9644a54
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:208:50
[INFO] [stdout]    9:     0x5607126c4c9c - std::panicking::default_hook::hdac7fc06578c14ce
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:222:9
[INFO] [stdout]   10:     0x5607126c5854 - std::panicking::rust_panic_with_hook::h72b21c283da3d1ef
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:622:17
[INFO] [stdout]   11:     0x5607126c5307 - std::panicking::begin_panic_handler::{{closure}}::he5778f1729cff84a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:517:13
[INFO] [stdout]   12:     0x5607126c34ec - std::sys_common::backtrace::__rust_end_short_backtrace::h2d11ca8b453b4b1d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stdout]   13:     0x5607126c5299 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:515:5
[INFO] [stdout]   14:     0x56071261b431 - core::panicking::panic_fmt::hf9de31d4acbce4db
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/panicking.rs:92:14
[INFO] [stdout]   15:     0x56071261b37d - core::panicking::panic::h8a6bc58a21c6c095
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/panicking.rs:50:5
[INFO] [stdout]   16:     0x56071265d6f6 - core::option::Option<T>::unwrap::hc3c8e18271bf0ef8
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/option.rs:722:21
[INFO] [stdout]   17:     0x56071264102f - compression::compressor::build_tree::h2b0391496a89fa21
[INFO] [stdout]                                at /opt/rustwide/workdir/src/compressor.rs:56:36
[INFO] [stdout]   18:     0x5607126401c8 - compression::compressor::compress::h82a369d6ecbbcfff
[INFO] [stdout]                                at /opt/rustwide/workdir/src/compressor.rs:10:16
[INFO] [stdout]   19:     0x56071262ed4a - compression::tests::test_compression_decompression::h280b2186c39fd122
[INFO] [stdout]                                at /opt/rustwide/workdir/src/main.rs:157:35
[INFO] [stdout]   20:     0x56071262e9ca - compression::tests::test_compression_decompression::{{closure}}::h5fc84ee4fa926ad5
[INFO] [stdout]                                at /opt/rustwide/workdir/src/main.rs:148:5
[INFO] [stdout]   21:     0x56071264dc2e - core::ops::function::FnOnce::call_once::h430b08e7af7e319c
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   22:     0x5607126a7673 - core::ops::function::FnOnce::call_once::hbb52c4519d3137b0
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   23:     0x5607126a7673 - test::__rust_begin_short_backtrace::h86fe3a2a5a5121af
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:578:5
[INFO] [stdout]   24:     0x5607126a6128 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hfd956bc3d57399be
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   25:     0x5607126a6128 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40dc93e0ddb5938a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:347:9
[INFO] [stdout]   26:     0x5607126a6128 - std::panicking::try::do_call::h90d07750cb47c562
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:401:40
[INFO] [stdout]   27:     0x5607126a6128 - std::panicking::try::h063c84733ad2a629
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:365:19
[INFO] [stdout]   28:     0x5607126a6128 - std::panic::catch_unwind::h0c464836a84e7c08
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:434:14
[INFO] [stdout]   29:     0x5607126a6128 - test::run_test_in_process::h5cb06ef620b157fc
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:601:18
[INFO] [stdout]   30:     0x5607126a6128 - test::run_test::run_test_inner::{{closure}}::h76f677f4b93f9828
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:493:39
[INFO] [stdout]   31:     0x5607126748bd - test::run_test::run_test_inner::{{closure}}::h366d01fe04f4d67a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:520:37
[INFO] [stdout]   32:     0x5607126748bd - std::sys_common::backtrace::__rust_begin_short_backtrace::h7dfa0de4eb395af2
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stdout]   33:     0x560712679088 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hf0a74bb58798037f
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/thread/mod.rs:476:17
[INFO] [stdout]   34:     0x560712679088 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb024e854818586ac
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:347:9
[INFO] [stdout]   35:     0x560712679088 - std::panicking::try::do_call::hb2dd9f1d0d48e41d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:401:40
[INFO] [stdout]   36:     0x560712679088 - std::panicking::try::h4717ae7bac8b2bf3
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:365:19
[INFO] [stdout]   37:     0x560712679088 - std::panic::catch_unwind::h0dc8a061326ce8d8
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:434:14
[INFO] [stdout]   38:     0x560712679088 - std::thread::Builder::spawn_unchecked::{{closure}}::haa369e2d6fd00aa1
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/thread/mod.rs:475:30
[INFO] [stdout]   39:     0x560712679088 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h36dcf3de8b056f17
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   40:     0x5607126ca3c7 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h65c29e4642be2358
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   41:     0x5607126ca3c7 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hd0f8f7fbbd9fffbf
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   42:     0x5607126ca3c7 - std::sys::unix::thread::Thread::new::thread_start::h2fd22fee3ca77b65
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys/unix/thread.rs:74:17
[INFO] [stdout]   43:     0x7fa6fdedc609 - start_thread
[INFO] [stdout]   44:     0x7fa6fdcae293 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::test_compression_decompression
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 9 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--bin compression'
[INFO] running `Command { std: "docker" "inspect" "c44a7b026cdbca90c58a68ad8a32d13e435825e4fed44a9595710d8d11d28335", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c44a7b026cdbca90c58a68ad8a32d13e435825e4fed44a9595710d8d11d28335", kill_on_drop: false }`
[INFO] [stdout] c44a7b026cdbca90c58a68ad8a32d13e435825e4fed44a9595710d8d11d28335
