[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-2021-01-01 for beta-1.50-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftonykolomeytsev%2Fbook-algorithms" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tonykolomeytsev/book-algorithms on toolchain beta-2021-01-01 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", 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-5/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" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c81987acaabe3a4981041310468c4820b67ad9ae39461dc0e2836e9e4299ea8b [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "c81987acaabe3a4981041310468c4820b67ad9ae39461dc0e2836e9e4299ea8b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c81987acaabe3a4981041310468c4820b67ad9ae39461dc0e2836e9e4299ea8b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c81987acaabe3a4981041310468c4820b67ad9ae39461dc0e2836e9e4299ea8b", kill_on_drop: false }` [INFO] [stdout] c81987acaabe3a4981041310468c4820b67ad9ae39461dc0e2836e9e4299ea8b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 01eb899c64a5adfa9784e2174dadb1712788a7fd7aa5e2f31beb1d330ac09ff4 [INFO] running `Command { std: "docker" "start" "-a" "01eb899c64a5adfa9784e2174dadb1712788a7fd7aa5e2f31beb1d330ac09ff4", 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) { [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) { [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 { [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, b: &Vec, c: &mut Vec) { [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) { [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 9.31s [INFO] running `Command { std: "docker" "inspect" "01eb899c64a5adfa9784e2174dadb1712788a7fd7aa5e2f31beb1d330ac09ff4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "01eb899c64a5adfa9784e2174dadb1712788a7fd7aa5e2f31beb1d330ac09ff4", kill_on_drop: false }` [INFO] [stdout] 01eb899c64a5adfa9784e2174dadb1712788a7fd7aa5e2f31beb1d330ac09ff4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 33b1a80ff7ed6a26ac9b911e0d393afa467261950ca66d8c3a9ce32fa7104056 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "33b1a80ff7ed6a26ac9b911e0d393afa467261950ca66d8c3a9ce32fa7104056", kill_on_drop: false }` [INFO] [stderr] Compiling algorithms v1.0.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.32s [INFO] running `Command { std: "docker" "inspect" "33b1a80ff7ed6a26ac9b911e0d393afa467261950ca66d8c3a9ce32fa7104056", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "33b1a80ff7ed6a26ac9b911e0d393afa467261950ca66d8c3a9ce32fa7104056", kill_on_drop: false }` [INFO] [stdout] 33b1a80ff7ed6a26ac9b911e0d393afa467261950ca66d8c3a9ce32fa7104056 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 520cd84ecc8c9d7a0937f3af7a3bfa9d7ecbf50b12ecf7eadab0fadf75b86c89 [INFO] running `Command { std: "docker" "start" "-a" "520cd84ecc8c9d7a0937f3af7a3bfa9d7ecbf50b12ecf7eadab0fadf75b86c89", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/algorithms-e10ff492bf966ccd [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test insertion_sort_descending_test ... ok [INFO] [stdout] test insertion_sort_test ... ok [INFO] [stdout] test linear_search_test ... ok [INFO] [stdout] test selection_sort_test ... ok [INFO] [stdout] test summarize_binary_test ... ok [INFO] [stderr] error: test failed, to rerun pass '--bin algorithms' [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: 0x5557e44ac707 - std::backtrace_rs::backtrace::libunwind::trace::hcd6e187547b8deec [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stdout] 1: 0x5557e44ac707 - std::backtrace_rs::backtrace::trace_unsynchronized::hde10036eb783fbc7 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x5557e44ac707 - std::sys_common::backtrace::_print_fmt::h63987b8f86dfc82a [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x5557e44ac707 - ::fmt::hc33f3ac4cc9c4196 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x5557e44cc71c - core::fmt::write::hfdcdeb08fb2b3afa [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/core/src/fmt/mod.rs:1078:17 [INFO] [stdout] 5: 0x5557e44a8b82 - std::io::Write::write_fmt::h28c53dc51251a293 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/io/mod.rs:1519:15 [INFO] [stdout] 6: 0x5557e44ae9b5 - std::sys_common::backtrace::_print::hf179508b01f66878 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x5557e44ae9b5 - std::sys_common::backtrace::print::ha97d11adb39266a6 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x5557e44ae9b5 - std::panicking::default_hook::{{closure}}::h8da9985a98bd1582 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:208:50 [INFO] [stdout] 9: 0x5557e44ae542 - std::panicking::default_hook::hbc0ee792993c2ef2 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:222:9 [INFO] [stdout] 10: 0x5557e44af151 - std::panicking::rust_panic_with_hook::h9fb9cda33a10f084 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:591:17 [INFO] [stdout] 11: 0x5557e44aec97 - std::panicking::begin_panic_handler::{{closure}}::hf3e83396e085962e [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:497:13 [INFO] [stdout] 12: 0x5557e44acbcc - std::sys_common::backtrace::__rust_end_short_backtrace::hac151ac4c1e3252d [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stdout] 13: 0x5557e44aebf9 - rust_begin_unwind [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:493:5 [INFO] [stdout] 14: 0x5557e44cb0d1 - core::panicking::panic_fmt::hf6d8a92b065b8f97 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/core/src/panicking.rs:92:14 [INFO] [stdout] 15: 0x5557e44cb092 - core::panicking::panic_bounds_check::h455eff5af684fb9d [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/core/src/panicking.rs:69:5 [INFO] [stdout] 16: 0x5557e4448312 - >::index::h9d6af076f9e30cf6 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/core/src/slice/index.rs:182:10 [INFO] [stdout] 17: 0x5557e44481f2 - core::slice::index:: for [T]>::index::hdd486542321021da [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/core/src/slice/index.rs:15:9 [INFO] [stdout] 18: 0x5557e44494a1 - as core::ops::index::Index>::index::h12b96e54c0f06156 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/alloc/src/vec.rs:2161:9 [INFO] [stdout] 19: 0x5557e4445595 - algorithms::chapter_2::merge::h417f0b545b283116 [INFO] [stdout] at /opt/rustwide/workdir/src/chapter_2.rs:67:12 [INFO] [stdout] 20: 0x5557e444597c - algorithms::chapter_2::merge_sort::h28823995b3d7dc0b [INFO] [stdout] at /opt/rustwide/workdir/src/chapter_2.rs:83:9 [INFO] [stdout] 21: 0x5557e444592f - algorithms::chapter_2::merge_sort::h28823995b3d7dc0b [INFO] [stdout] at /opt/rustwide/workdir/src/chapter_2.rs:81:9 [INFO] [stdout] 22: 0x5557e444592f - algorithms::chapter_2::merge_sort::h28823995b3d7dc0b [INFO] [stdout] at /opt/rustwide/workdir/src/chapter_2.rs:81:9 [INFO] [stdout] 23: 0x5557e44468ea - algorithms::merge_sort_test::hbd860887fcd91cd6 [INFO] [stdout] at /opt/rustwide/workdir/src/main.rs:55:5 [INFO] [stdout] 24: 0x5557e444680a - algorithms::merge_sort_test::{{closure}}::he8308ec04e9f2ef0 [INFO] [stdout] at /opt/rustwide/workdir/src/main.rs:52:1 [INFO] [stdout] 25: 0x5557e444c0ee - core::ops::function::FnOnce::call_once::h8774bd53b6415eab [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 26: 0x5557e4476e03 - core::ops::function::FnOnce::call_once::ha61d5393ae51ae22 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 27: 0x5557e4476e03 - test::__rust_begin_short_backtrace::h4a8691b5281c1f3b [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/test/src/lib.rs:516:5 [INFO] [stdout] 28: 0x5557e44756f6 - as core::ops::function::FnOnce>::call_once::hd25ba61494055ad3 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/alloc/src/boxed.rs:1328:9 [INFO] [stdout] 29: 0x5557e44756f6 - as core::ops::function::FnOnce<()>>::call_once::h052fde7b846767ba [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panic.rs:322:9 [INFO] [stdout] 30: 0x5557e44756f6 - std::panicking::try::do_call::h04571a1da6838ba1 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:379:40 [INFO] [stdout] 31: 0x5557e44756f6 - std::panicking::try::h758f090614125cbe [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:343:19 [INFO] [stdout] 32: 0x5557e44756f6 - std::panic::catch_unwind::h0c48513d5a021d3c [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panic.rs:396:14 [INFO] [stdout] 33: 0x5557e44756f6 - test::run_test_in_process::hee75babaaac3822f [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/test/src/lib.rs:538:18 [INFO] [stdout] 34: 0x5557e44756f6 - test::run_test::run_test_inner::{{closure}}::h2920dea75d7f0c1e [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/test/src/lib.rs:449:39 [INFO] [stdout] 35: 0x5557e444da06 - std::sys_common::backtrace::__rust_begin_short_backtrace::ha23dff608830db13 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stdout] 36: 0x5557e445279d - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hacce322dead3a799 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/thread/mod.rs:474:17 [INFO] [stdout] 37: 0x5557e445279d - as core::ops::function::FnOnce<()>>::call_once::h4f0bc9c26ead0a27 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panic.rs:322:9 [INFO] [stdout] 38: 0x5557e445279d - std::panicking::try::do_call::h1b9f282fb0c383b3 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:379:40 [INFO] [stdout] 39: 0x5557e445279d - std::panicking::try::hed1ebed51b133ee4 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:343:19 [INFO] [stdout] 40: 0x5557e445279d - std::panic::catch_unwind::h072a2b19fd39a474 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panic.rs:396:14 [INFO] [stdout] 41: 0x5557e445279d - std::thread::Builder::spawn_unchecked::{{closure}}::hb02c6b2d3ff18bc2 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/thread/mod.rs:473:30 [INFO] [stdout] 42: 0x5557e445279d - core::ops::function::FnOnce::call_once{{vtable.shim}}::hb512c5d27b4adb83 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 43: 0x5557e44b4caa - as core::ops::function::FnOnce>::call_once::hdbb9ff71143eaad6 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/alloc/src/boxed.rs:1328:9 [INFO] [stdout] 44: 0x5557e44b4caa - as core::ops::function::FnOnce>::call_once::h9dbde95cefb8368c [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/alloc/src/boxed.rs:1328:9 [INFO] [stdout] 45: 0x5557e44b4caa - std::sys::unix::thread::Thread::new::thread_start::hc76032c38affd972 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys/unix/thread.rs:71:17 [INFO] [stdout] 46: 0x7fa78fb58609 - start_thread [INFO] [stdout] 47: 0x7fa78f92a293 - clone [INFO] [stdout] 48: 0x0 - [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 0.17s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "520cd84ecc8c9d7a0937f3af7a3bfa9d7ecbf50b12ecf7eadab0fadf75b86c89", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "520cd84ecc8c9d7a0937f3af7a3bfa9d7ecbf50b12ecf7eadab0fadf75b86c89", kill_on_drop: false }` [INFO] [stdout] 520cd84ecc8c9d7a0937f3af7a3bfa9d7ecbf50b12ecf7eadab0fadf75b86c89