[INFO] fetching crate permutations 0.1.1...
[INFO] testing permutations-0.1.1 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate permutations 0.1.1 into /workspace/builds/worker-60/source
[INFO] validating manifest of crates.io crate permutations 0.1.1 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate permutations 0.1.1
[INFO] finished tweaking crates.io crate permutations 0.1.1
[INFO] tweaked toml for crates.io crate permutations 0.1.1 written to /workspace/builds/worker-60/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8940cbe3478c833eacf59e0b6c1bf7545569877a0e984cfbe9eed46902e09ba1
[INFO] running `Command { std: "docker" "start" "-a" "8940cbe3478c833eacf59e0b6c1bf7545569877a0e984cfbe9eed46902e09ba1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8940cbe3478c833eacf59e0b6c1bf7545569877a0e984cfbe9eed46902e09ba1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8940cbe3478c833eacf59e0b6c1bf7545569877a0e984cfbe9eed46902e09ba1", kill_on_drop: false }`
[INFO] [stdout] 8940cbe3478c833eacf59e0b6c1bf7545569877a0e984cfbe9eed46902e09ba1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b4242c4a3e88b356c0ecb41dd6f4c99a3dc5c1646efa4ee8398b0727b4affdb
[INFO] running `Command { std: "docker" "start" "-a" "2b4242c4a3e88b356c0ecb41dd6f4c99a3dc5c1646efa4ee8398b0727b4affdb", kill_on_drop: false }`
[INFO] [stderr]    Compiling permutations v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "2b4242c4a3e88b356c0ecb41dd6f4c99a3dc5c1646efa4ee8398b0727b4affdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b4242c4a3e88b356c0ecb41dd6f4c99a3dc5c1646efa4ee8398b0727b4affdb", kill_on_drop: false }`
[INFO] [stdout] 2b4242c4a3e88b356c0ecb41dd6f4c99a3dc5c1646efa4ee8398b0727b4affdb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 07bc38dce2e74aec64ce48dc7adbb36c1898a7a3b6d04182e30f85bb58323bc2
[INFO] running `Command { std: "docker" "start" "-a" "07bc38dce2e74aec64ce48dc7adbb36c1898a7a3b6d04182e30f85bb58323bc2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling permutations v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.96s
[INFO] running `Command { std: "docker" "inspect" "07bc38dce2e74aec64ce48dc7adbb36c1898a7a3b6d04182e30f85bb58323bc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07bc38dce2e74aec64ce48dc7adbb36c1898a7a3b6d04182e30f85bb58323bc2", kill_on_drop: false }`
[INFO] [stdout] 07bc38dce2e74aec64ce48dc7adbb36c1898a7a3b6d04182e30f85bb58323bc2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 320f16d9aa882d40c97018ddf4c80349c5a7605293ac9fc514155ac511eb8784
[INFO] running `Command { std: "docker" "start" "-a" "320f16d9aa882d40c97018ddf4c80349c5a7605293ac9fc514155ac511eb8784", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.52s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/permutations-6b2869d524de30fa)
[INFO] [stdout] 
[INFO] [stdout] running 44 tests
[INFO] [stdout] test permutation::tests::test_apply ... ok
[INFO] [stdout] test permutation::tests::test_identity ... ok
[INFO] [stdout] test permutation::tests::test_inv ... ok
[INFO] [stdout] test permutation::tests::test_inv_identity ... ok
[INFO] [stdout] test permutation::tests::test_is_empty_false ... ok
[INFO] [stdout] test permutation::tests::test_is_empty_true ... ok
[INFO] [stdout] test permutation::tests::test_is_even_identity ... ok
[INFO] [stdout] test permutation::tests::test_is_even_rotation ... ok
[INFO] [stdout] test permutation::tests::test_is_even_transposition ... ok
[INFO] [stdout] test permutation::tests::test_is_odd_identity ... ok
[INFO] [stdout] test permutation::tests::test_is_odd_rotation ... ok
[INFO] [stdout] test permutation::tests::test_is_odd_transposition ... ok
[INFO] [stdout] test permutation::tests::test_is_permutation_false_missing_element ... ok
[INFO] [stdout] test permutation::tests::test_is_permutation_false_out_of_range ... ok
[INFO] [stdout] test permutation::tests::test_is_permutation_true ... ok
[INFO] [stdout] test permutation::tests::test_len ... ok
[INFO] [stdout] test permutation::tests::test_mul_mm ... ok
[INFO] [stdout] test permutation::tests::test_mul_mr ... ok
[INFO] [stdout] test permutation::tests::test_mul_rm ... ok
[INFO] [stdout] test permutation::tests::test_mul_rr ... ok
[INFO] [stdout] test permutation::tests::test_permute ... ok
[INFO] [stdout] test permutation::tests::test_pow ... ok
[INFO] [stdout] test permutation::tests::test_rotation_left ... ok
[INFO] [stdout] test permutation::tests::test_rotation_right ... ok
[INFO] [stdout] test permutation::tests::test_sign_identity ... ok
[INFO] [stdout] test permutation::tests::test_sign_rotation ... ok
[INFO] [stdout] test permutation::tests::test_sign_transposition ... ok
[INFO] [stdout] test permutation::tests::test_square ... ok
[INFO] [stdout] test permutation::tests::test_transposition ... ok
[INFO] [stdout] test permutation::tests::test_try_from_err_missing_element_owned ... ok
[INFO] [stdout] test permutation::tests::test_try_from_err_out_of_range_ref ... ok
[INFO] [stdout] test permutation::tests::test_try_from_ok_owned ... ok
[INFO] [stdout] test permutation::tests::test_try_from_ok_slice_ref ... ok
[INFO] [stdout] test permutation::tests::test_try_from_ok_vec_ref ... ok
[INFO] [stdout] test permutations::tests::test_get ... ok
[INFO] [stdout] test permutations::tests::test_into_iter_owned ... ok
[INFO] [stdout] test permutations::tests::test_into_iter_ref ... ok
[INFO] [stdout] test permutations::tests::test_iter ... ok
[INFO] [stdout] test permutations::tests::test_iter_exact_size_iterator_len ... ok
[INFO] [stdout] test permutations::tests::test_len_0 ... ok
[INFO] [stdout] test permutations::tests::test_len_1 ... ok
[INFO] [stdout] test permutations::tests::test_len_2 ... ok
[INFO] [stdout] test permutations::tests::test_len_3 ... ok
[INFO] [stdout] test tests::test_limits ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 44 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests permutations
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "320f16d9aa882d40c97018ddf4c80349c5a7605293ac9fc514155ac511eb8784", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "320f16d9aa882d40c97018ddf4c80349c5a7605293ac9fc514155ac511eb8784", kill_on_drop: false }`
[INFO] [stdout] 320f16d9aa882d40c97018ddf4c80349c5a7605293ac9fc514155ac511eb8784