[INFO] cloning repository https://github.com/tonykolomeytsev/book-algorithms
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tonykolomeytsev/book-algorithms" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftonykolomeytsev%2Fbook-algorithms", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftonykolomeytsev%2Fbook-algorithms'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f4f545bc05217c46eb9442c48aaf717ef9b8e31d
[INFO] testing tonykolomeytsev/book-algorithms against 1.54.0 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftonykolomeytsev%2Fbook-algorithms" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tonykolomeytsev/book-algorithms on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tonykolomeytsev/book-algorithms
[INFO] finished tweaking git repo https://github.com/tonykolomeytsev/book-algorithms
[INFO] tweaked toml for git repo https://github.com/tonykolomeytsev/book-algorithms written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/tonykolomeytsev/book-algorithms already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0a059c4bf44e0a84b2277ef520a84f531429c5dd6e8fadf0ec89bfc831733589
[INFO] running `Command { std: "docker" "start" "-a" "0a059c4bf44e0a84b2277ef520a84f531429c5dd6e8fadf0ec89bfc831733589", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a059c4bf44e0a84b2277ef520a84f531429c5dd6e8fadf0ec89bfc831733589", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a059c4bf44e0a84b2277ef520a84f531429c5dd6e8fadf0ec89bfc831733589", kill_on_drop: false }`
[INFO] [stdout] 0a059c4bf44e0a84b2277ef520a84f531429c5dd6e8fadf0ec89bfc831733589
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 97aa379c330eec7dcd65e3ff28c448bce19b1bfaece6b26a426d9cb66c67538c
[INFO] running `Command { std: "docker" "start" "-a" "97aa379c330eec7dcd65e3ff28c448bce19b1bfaece6b26a426d9cb66c67538c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling algorithms v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `insertion_sort`
[INFO] [stdout]  --> src/chapter_2.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn insertion_sort(arr: &mut Vec<i32>) {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `insertion_sort_descending`
[INFO] [stdout]   --> src/chapter_2.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn insertion_sort_descending(arr: &mut Vec<i32>) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `linear_search`
[INFO] [stdout]   --> src/chapter_2.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub fn linear_search(v: i32, arr: &[i32]) -> Option<usize> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `summarize_binary`
[INFO] [stdout]   --> src/chapter_2.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub fn summarize_binary(a: &Vec<u8>, b: &Vec<u8>, c: &mut Vec<u8>) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `selection_sort`
[INFO] [stdout]   --> src/chapter_2.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub fn selection_sort(arr: &mut Vec<i32>) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.28s
[INFO] running `Command { std: "docker" "inspect" "97aa379c330eec7dcd65e3ff28c448bce19b1bfaece6b26a426d9cb66c67538c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97aa379c330eec7dcd65e3ff28c448bce19b1bfaece6b26a426d9cb66c67538c", kill_on_drop: false }`
[INFO] [stdout] 97aa379c330eec7dcd65e3ff28c448bce19b1bfaece6b26a426d9cb66c67538c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e207f83a874a107bb984e25e9e3c191caea590c17b3677fe723041e349f3c59
[INFO] running `Command { std: "docker" "start" "-a" "3e207f83a874a107bb984e25e9e3c191caea590c17b3677fe723041e349f3c59", kill_on_drop: false }`
[INFO] [stderr]    Compiling algorithms v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "3e207f83a874a107bb984e25e9e3c191caea590c17b3677fe723041e349f3c59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e207f83a874a107bb984e25e9e3c191caea590c17b3677fe723041e349f3c59", kill_on_drop: false }`
[INFO] [stdout] 3e207f83a874a107bb984e25e9e3c191caea590c17b3677fe723041e349f3c59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 432d2d8effeaae2fa1f2eec68294d2e7c504391235c8e98eac4af40e9331352e
[INFO] running `Command { std: "docker" "start" "-a" "432d2d8effeaae2fa1f2eec68294d2e7c504391235c8e98eac4af40e9331352e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/algorithms-3c103287d69d9556)
[INFO] [stdout] test insertion_sort_test ... ok
[INFO] [stdout] test selection_sort_test ... ok
[INFO] [stdout] test linear_search_test ... ok
[INFO] [stdout] test insertion_sort_descending_test ... ok
[INFO] [stdout] test summarize_binary_test ... ok
[INFO] [stdout] test merge_sort_test ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- merge_sort_test stdout ----
[INFO] [stdout] sort: [31, 41, 59, 26, 41, 58]; p = 0, r = 6
[INFO] [stdout] sort: [31, 41, 59, 26, 41, 58]; p = 0, r = 3
[INFO] [stdout] sort: [31, 41, 59, 26, 41, 58]; p = 0, r = 1
[INFO] [stdout] sort: [31, 41, 59, 26, 41, 58]; p = 0, r = 0
[INFO] [stdout] sort: [31, 41, 59, 26, 41, 58]; p = 1, r = 1
[INFO] [stdout] 	 left: []
[INFO] [stdout] 	right: [31]
[INFO] [stdout] thread 'merge_sort_test' panicked at 'index out of bounds: the len is 0 but the index is 0', src/chapter_2.rs:67:12
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55a835025f60 - std::backtrace_rs::backtrace::libunwind::trace::h34055254b57d8e79
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stdout]    1:     0x55a835025f60 - std::backtrace_rs::backtrace::trace_unsynchronized::h8f1e3fbd9afff6ec
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55a835025f60 - std::sys_common::backtrace::_print_fmt::h3a99a796b770c360
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x55a835025f60 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h32d1f94a80615d18
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x55a83504875c - core::fmt::write::h306731c068f7162c
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/fmt/mod.rs:1110:17
[INFO] [stdout]    5:     0x55a835022e85 - std::io::Write::write_fmt::h87f19b0a2cd190bc
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/io/mod.rs:1588:15
[INFO] [stdout]    6:     0x55a8350280cb - std::sys_common::backtrace::_print::h5abaa2601a852287
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x55a8350280cb - std::sys_common::backtrace::print::h8d81445442bb638f
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x55a8350280cb - std::panicking::default_hook::{{closure}}::hcfe804496a9fa747
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:208:50
[INFO] [stdout]    9:     0x55a835027bdc - std::panicking::default_hook::hbea8e3ccf2ba8901
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:222:9
[INFO] [stdout]   10:     0x55a835028794 - std::panicking::rust_panic_with_hook::h7ee9e1a2d0f8975a
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:622:17
[INFO] [stdout]   11:     0x55a835028277 - std::panicking::begin_panic_handler::{{closure}}::h8ab3b4491718b2c7
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:519:13
[INFO] [stdout]   12:     0x55a83502645c - std::sys_common::backtrace::__rust_end_short_backtrace::hd489062ffa586a9f
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stdout]   13:     0x55a8350281d9 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:515:5
[INFO] [stdout]   14:     0x55a834fcc651 - core::panicking::panic_fmt::hca6330e3e14086b4
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/panicking.rs:92:14
[INFO] [stdout]   15:     0x55a834fcc612 - core::panicking::panic_bounds_check::h9e070d1e5867069b
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/panicking.rs:69:5
[INFO] [stdout]   16:     0x55a834fcf62e - <usize as core::slice::index::SliceIndex<[T]>>::index::h12f1c8262b0774c2
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/slice/index.rs:184:10
[INFO] [stdout]   17:     0x55a834fcf346 - core::slice::index::<impl core::ops::index::Index<I> for [T]>::index::ha6e6be69d8378e37
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/slice/index.rs:15:9
[INFO] [stdout]   18:     0x55a834fcd697 - <alloc::vec::Vec<T,A> as core::ops::index::Index<I>>::index::h22ca5c516230f7cd
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/alloc/src/vec/mod.rs:2428:9
[INFO] [stdout]   19:     0x55a834fd1fe5 - algorithms::chapter_2::merge::h2a563a8db00742d8
[INFO] [stdout]                                at /opt/rustwide/workdir/src/chapter_2.rs:67:12
[INFO] [stdout]   20:     0x55a834fd23cc - algorithms::chapter_2::merge_sort::hea0cbf19017cafbf
[INFO] [stdout]                                at /opt/rustwide/workdir/src/chapter_2.rs:83:9
[INFO] [stdout]   21:     0x55a834fd2342 - algorithms::chapter_2::merge_sort::hea0cbf19017cafbf
[INFO] [stdout]                                at /opt/rustwide/workdir/src/chapter_2.rs:81:9
[INFO] [stdout]   22:     0x55a834fd2342 - algorithms::chapter_2::merge_sort::hea0cbf19017cafbf
[INFO] [stdout]                                at /opt/rustwide/workdir/src/chapter_2.rs:81:9
[INFO] [stdout]   23:     0x55a834fd01a9 - algorithms::merge_sort_test::hfd7160364fb90f34
[INFO] [stdout]                                at /opt/rustwide/workdir/src/main.rs:55:5
[INFO] [stdout]   24:     0x55a834fd00aa - algorithms::merge_sort_test::{{closure}}::hcfb5b196601535c9
[INFO] [stdout]                                at /opt/rustwide/workdir/src/main.rs:52:1
[INFO] [stdout]   25:     0x55a834fd4d1e - core::ops::function::FnOnce::call_once::hc5a47b75bf09a06d
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   26:     0x55a834ffd463 - core::ops::function::FnOnce::call_once::h152e7e439ff59e19
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   27:     0x55a834ffd463 - test::__rust_begin_short_backtrace::h0908f3b1fdbb72ab
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:577:5
[INFO] [stdout]   28:     0x55a834ffbf20 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf6d2a51e5587546c
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/alloc/src/boxed.rs:1575:9
[INFO] [stdout]   29:     0x55a834ffbf20 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h8af660f3a89ef593
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:347:9
[INFO] [stdout]   30:     0x55a834ffbf20 - std::panicking::try::do_call::hd36aef60f84b6d36
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:401:40
[INFO] [stdout]   31:     0x55a834ffbf20 - std::panicking::try::h9932b4480e69817c
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:365:19
[INFO] [stdout]   32:     0x55a834ffbf20 - std::panic::catch_unwind::h6aa177099cfff5f8
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:434:14
[INFO] [stdout]   33:     0x55a834ffbf20 - test::run_test_in_process::h5884d6f2d99e20c3
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:600:18
[INFO] [stdout]   34:     0x55a834ffbf20 - test::run_test::run_test_inner::{{closure}}::h6fdc58c6d5f5b6e3
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:492:39
[INFO] [stdout]   35:     0x55a834fd55d2 - test::run_test::run_test_inner::{{closure}}::h408365d67a78ade8
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:519:37
[INFO] [stdout]   36:     0x55a834fd55d2 - std::sys_common::backtrace::__rust_begin_short_backtrace::hb560b77c4f701523
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stdout]   37:     0x55a834fd9188 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hf2e7831dad93c597
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/thread/mod.rs:481:17
[INFO] [stdout]   38:     0x55a834fd9188 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd2e08783d8be4d02
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:347:9
[INFO] [stdout]   39:     0x55a834fd9188 - std::panicking::try::do_call::h062597b7acfd6b82
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:401:40
[INFO] [stdout]   40:     0x55a834fd9188 - std::panicking::try::h0d7b79db04c14552
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:365:19
[INFO] [stdout]   41:     0x55a834fd9188 - std::panic::catch_unwind::hb01a0b5e7c8cd43b
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:434:14
[INFO] [stdout]   42:     0x55a834fd9188 - std::thread::Builder::spawn_unchecked::{{closure}}::h5bde48cc887e0d1e
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/thread/mod.rs:480:30
[INFO] [stdout]   43:     0x55a834fd9188 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h745ea30807a29e55
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   44:     0x55a83502d257 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h7ece6cfefaff1005
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/alloc/src/boxed.rs:1575:9
[INFO] [stdout]   45:     0x55a83502d257 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hb8b48e55c21f193e
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/alloc/src/boxed.rs:1575:9
[INFO] [stdout]   46:     0x55a83502d257 - std::sys::unix::thread::Thread::new::thread_start::h8c7c4450dba62914
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys/unix/thread.rs:71:17
[INFO] [stdout]   47:     0x7f10cfa3d609 - start_thread
[INFO] [stdout]   48:     0x7f10cf80f293 - clone
[INFO] [stdout]   49:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     merge_sort_test
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 5 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 algorithms'
[INFO] running `Command { std: "docker" "inspect" "432d2d8effeaae2fa1f2eec68294d2e7c504391235c8e98eac4af40e9331352e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "432d2d8effeaae2fa1f2eec68294d2e7c504391235c8e98eac4af40e9331352e", kill_on_drop: false }`
[INFO] [stdout] 432d2d8effeaae2fa1f2eec68294d2e7c504391235c8e98eac4af40e9331352e
