[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 beta-2023-04-20 for beta-1.70-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftonykolomeytsev%2Fbook-algorithms" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tonykolomeytsev/book-algorithms on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "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-6-tc2/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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 03b9de8bab537363dcfd0f0f7ffa5935ea4b6898bba17410a2278f38173f6694
[INFO] running `Command { std: "docker" "start" "-a" "03b9de8bab537363dcfd0f0f7ffa5935ea4b6898bba17410a2278f38173f6694", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "03b9de8bab537363dcfd0f0f7ffa5935ea4b6898bba17410a2278f38173f6694", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03b9de8bab537363dcfd0f0f7ffa5935ea4b6898bba17410a2278f38173f6694", kill_on_drop: false }`
[INFO] [stdout] 03b9de8bab537363dcfd0f0f7ffa5935ea4b6898bba17410a2278f38173f6694
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a591f5dc5228d63267ee80bad520fbba5b67621f8cfe8479f1cda8a6f7821b17
[INFO] running `Command { std: "docker" "start" "-a" "a591f5dc5228d63267ee80bad520fbba5b67621f8cfe8479f1cda8a6f7821b17", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[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 `insertion_sort` is never used
[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 `insertion_sort_descending` is never used
[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 `linear_search` is never used
[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 `summarize_binary` is never used
[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 `selection_sort` is never used
[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 2.30s
[INFO] running `Command { std: "docker" "inspect" "a591f5dc5228d63267ee80bad520fbba5b67621f8cfe8479f1cda8a6f7821b17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a591f5dc5228d63267ee80bad520fbba5b67621f8cfe8479f1cda8a6f7821b17", kill_on_drop: false }`
[INFO] [stdout] a591f5dc5228d63267ee80bad520fbba5b67621f8cfe8479f1cda8a6f7821b17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e39d2f326aac9ad9e59cef2852128f6e3817c3b076208b5b01e5bfc2dbef6ced
[INFO] running `Command { std: "docker" "start" "-a" "e39d2f326aac9ad9e59cef2852128f6e3817c3b076208b5b01e5bfc2dbef6ced", kill_on_drop: false }`
[INFO] [stderr]    Compiling algorithms v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "e39d2f326aac9ad9e59cef2852128f6e3817c3b076208b5b01e5bfc2dbef6ced", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e39d2f326aac9ad9e59cef2852128f6e3817c3b076208b5b01e5bfc2dbef6ced", kill_on_drop: false }`
[INFO] [stdout] e39d2f326aac9ad9e59cef2852128f6e3817c3b076208b5b01e5bfc2dbef6ced
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 89d05187d935ed878a4e3e91b549683c598b22e4502793a5742a5355e23a0f50
[INFO] running `Command { std: "docker" "start" "-a" "89d05187d935ed878a4e3e91b549683c598b22e4502793a5742a5355e23a0f50", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/algorithms-4a319cfc0172c5df)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test insertion_sort_descending_test ... ok
[INFO] [stdout] test linear_search_test ... ok
[INFO] [stdout] test insertion_sort_test ... ok
[INFO] [stdout] test selection_sort_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:     0x561dad7fc82a - std::backtrace_rs::backtrace::libunwind::trace::h2f05d0192276a8f6
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stdout]    1:     0x561dad7fc82a - std::backtrace_rs::backtrace::trace_unsynchronized::hedc23dff7a1af150
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x561dad7fc82a - std::sys_common::backtrace::_print_fmt::h17541ef7592f3ce2
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:65:5
[INFO] [stdout]    3:     0x561dad7fc82a - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h20f75df5ab0c0792
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x561dad82047f - core::fmt::write::h78109e6f466b3af6
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/fmt/mod.rs:1254:17
[INFO] [stdout]    5:     0x561dad7f9b75 - std::io::Write::write_fmt::hd24bfb68a1b35a25
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/io/mod.rs:1698:15
[INFO] [stdout]    6:     0x561dad7fc5f5 - std::sys_common::backtrace::_print::h8dac57a9f8fbf9a5
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    7:     0x561dad7fc5f5 - std::sys_common::backtrace::print::hf9ecbf41d1aa712f
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    8:     0x561dad7fe2ae - std::panicking::default_hook::{{closure}}::h04c07acfc84ca028
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:269:22
[INFO] [stdout]    9:     0x561dad7fdfe1 - std::panicking::default_hook::h01f6bb23e1eceb2c
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:285:9
[INFO] [stdout]   10:     0x561dad7d197b - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h87fe9f7b2fd49e4c
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/alloc/src/boxed.rs:1987:9
[INFO] [stdout]   11:     0x561dad7d197b - test::test_main::{{closure}}::he94d679243a7531b
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:134:21
[INFO] [stdout]   12:     0x561dad7fe994 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h3f2d6d8b14c4769f
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/alloc/src/boxed.rs:1987:9
[INFO] [stdout]   13:     0x561dad7fe994 - std::panicking::rust_panic_with_hook::h2bb3722bbaf2f6df
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:695:13
[INFO] [stdout]   14:     0x561dad7fe709 - std::panicking::begin_panic_handler::{{closure}}::h91bc7f36a4be011b
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:582:13
[INFO] [stdout]   15:     0x561dad7fcc96 - std::sys_common::backtrace::__rust_end_short_backtrace::h8b3d3717114f9e59
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:150:18
[INFO] [stdout]   16:     0x561dad7fe462 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:578:5
[INFO] [stdout]   17:     0x561dad797ba3 - core::panicking::panic_fmt::hfd368e3fbdabea26
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/panicking.rs:67:14
[INFO] [stdout]   18:     0x561dad797d12 - core::panicking::panic_bounds_check::h21bad263cb3402ae
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/panicking.rs:162:5
[INFO] [stdout]   19:     0x561dad79a34e - <usize as core::slice::index::SliceIndex<[T]>>::index::h992b286c2ece2fdc
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/slice/index.rs:261:10
[INFO] [stdout]   20:     0x561dad798fd4 - core::slice::index::<impl core::ops::index::Index<I> for [T]>::index::h4212f4cf5428be41
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/slice/index.rs:19:9
[INFO] [stdout]   21:     0x561dad798fd4 - <alloc::vec::Vec<T,A> as core::ops::index::Index<I>>::index::h014f0cb6f00d6f5e
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/alloc/src/vec/mod.rs:2691:9
[INFO] [stdout]   22:     0x561dad79c443 - algorithms::chapter_2::merge::hd7176d145d25051f
[INFO] [stdout]                                at /opt/rustwide/workdir/src/chapter_2.rs:67:12
[INFO] [stdout]   23:     0x561dad79c849 - algorithms::chapter_2::merge_sort::hbd9c47cb41bd2163
[INFO] [stdout]                                at /opt/rustwide/workdir/src/chapter_2.rs:83:9
[INFO] [stdout]   24:     0x561dad79c7e9 - algorithms::chapter_2::merge_sort::hbd9c47cb41bd2163
[INFO] [stdout]                                at /opt/rustwide/workdir/src/chapter_2.rs:81:9
[INFO] [stdout]   25:     0x561dad79c7e9 - algorithms::chapter_2::merge_sort::hbd9c47cb41bd2163
[INFO] [stdout]                                at /opt/rustwide/workdir/src/chapter_2.rs:81:9
[INFO] [stdout]   26:     0x561dad79d58a - algorithms::merge_sort_test::hc92afca7be0fd0eb
[INFO] [stdout]                                at /opt/rustwide/workdir/src/main.rs:55:5
[INFO] [stdout]   27:     0x561dad79d3e7 - algorithms::merge_sort_test::{{closure}}::hea5530eea49c32f3
[INFO] [stdout]                                at /opt/rustwide/workdir/src/main.rs:52:22
[INFO] [stdout]   28:     0x561dad799ba5 - core::ops::function::FnOnce::call_once::hf30c8347c44d4765
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x561dad7d684f - core::ops::function::FnOnce::call_once::ha6a70e79f7481a7e
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   30:     0x561dad7d684f - test::__rust_begin_short_backtrace::hce33033019b61e69
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:655:18
[INFO] [stdout]   31:     0x561dad7a403c - test::run_test::{{closure}}::h858d3528838ae3e5
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:646:30
[INFO] [stdout]   32:     0x561dad7a403c - core::ops::function::FnOnce::call_once{{vtable.shim}}::he8ac2b00f01ae79e
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   33:     0x561dad7d5926 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h8093d25b522725ef
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/alloc/src/boxed.rs:1973:9
[INFO] [stdout]   34:     0x561dad7d5926 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h5c334c204e4a3913
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   35:     0x561dad7d5926 - std::panicking::try::do_call::ha8b740c7b9478074
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:485:40
[INFO] [stdout]   36:     0x561dad7d5926 - std::panicking::try::h5d34f63d0e41b64e
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:449:19
[INFO] [stdout]   37:     0x561dad7d5926 - std::panic::catch_unwind::hcfbb511e1aa7fc67
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panic.rs:140:14
[INFO] [stdout]   38:     0x561dad7d5926 - test::run_test_in_process::h9abda90f802eaf21
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:678:27
[INFO] [stdout]   39:     0x561dad7d5926 - test::run_test::run_test_inner::{{closure}}::h0f058de91f6c6edf
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:572:39
[INFO] [stdout]   40:     0x561dad79e845 - test::run_test::run_test_inner::{{closure}}::h5ca48a4c59c6c1fb
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:599:37
[INFO] [stdout]   41:     0x561dad79e845 - std::sys_common::backtrace::__rust_begin_short_backtrace::h32bd51e1495d4a33
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:134:18
[INFO] [stdout]   42:     0x561dad7a3d81 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hc086fae9b128b2db
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/thread/mod.rs:526:17
[INFO] [stdout]   43:     0x561dad7a3d81 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb66571888d270d43
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   44:     0x561dad7a3d81 - std::panicking::try::do_call::h4fa2ef4f6e51fecf
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:485:40
[INFO] [stdout]   45:     0x561dad7a3d81 - std::panicking::try::h1e9e22b8584489b5
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:449:19
[INFO] [stdout]   46:     0x561dad7a3d81 - std::panic::catch_unwind::h44698a3de0e0769e
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panic.rs:140:14
[INFO] [stdout]   47:     0x561dad7a3d81 - std::thread::Builder::spawn_unchecked_::{{closure}}::h50153abde3fe239e
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/thread/mod.rs:525:30
[INFO] [stdout]   48:     0x561dad7a3d81 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hbe5bbf6f38394364
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   49:     0x561dad802e65 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h0d83cb2920a49046
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/alloc/src/boxed.rs:1973:9
[INFO] [stdout]   50:     0x561dad802e65 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hbe0a008aa7d9ef59
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/alloc/src/boxed.rs:1973:9
[INFO] [stdout]   51:     0x561dad802e65 - std::sys::unix::thread::Thread::new::thread_start::h3a466996bdf6b1f9
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   52:     0x7f69a2addb43 - <unknown>
[INFO] [stdout]   53:     0x7f69a2b6ebb4 - __clone
[INFO] [stdout]   54:                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 0.01s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin algorithms`
[INFO] running `Command { std: "docker" "inspect" "89d05187d935ed878a4e3e91b549683c598b22e4502793a5742a5355e23a0f50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89d05187d935ed878a4e3e91b549683c598b22e4502793a5742a5355e23a0f50", kill_on_drop: false }`
[INFO] [stdout] 89d05187d935ed878a4e3e91b549683c598b22e4502793a5742a5355e23a0f50
