[INFO] fetching crate permutations 0.1.1...
[INFO] testing permutations-0.1.1 against 1.60.0 for beta-1.61-1
[INFO] extracting crate permutations 0.1.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate permutations 0.1.1 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9085e8e6d08df5e1a3186dbc2e502265395b95b2a6849d6cfb653ca4f87b33fb
[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" "9085e8e6d08df5e1a3186dbc2e502265395b95b2a6849d6cfb653ca4f87b33fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9085e8e6d08df5e1a3186dbc2e502265395b95b2a6849d6cfb653ca4f87b33fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9085e8e6d08df5e1a3186dbc2e502265395b95b2a6849d6cfb653ca4f87b33fb", kill_on_drop: false }`
[INFO] [stdout] 9085e8e6d08df5e1a3186dbc2e502265395b95b2a6849d6cfb653ca4f87b33fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] f1b30dffc44caf2182ff99483cae2cc109e5f5f22917690eb500a33db0f2af89
[INFO] running `Command { std: "docker" "start" "-a" "f1b30dffc44caf2182ff99483cae2cc109e5f5f22917690eb500a33db0f2af89", kill_on_drop: false }`
[INFO] [stderr]    Compiling permutations v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.14s
[INFO] running `Command { std: "docker" "inspect" "f1b30dffc44caf2182ff99483cae2cc109e5f5f22917690eb500a33db0f2af89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1b30dffc44caf2182ff99483cae2cc109e5f5f22917690eb500a33db0f2af89", kill_on_drop: false }`
[INFO] [stdout] f1b30dffc44caf2182ff99483cae2cc109e5f5f22917690eb500a33db0f2af89
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--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] ab508b5f86665c52a4083f72be1cfb131b6184d3a6311c6b1d23ff4e9cfeba7b
[INFO] running `Command { std: "docker" "start" "-a" "ab508b5f86665c52a4083f72be1cfb131b6184d3a6311c6b1d23ff4e9cfeba7b", kill_on_drop: false }`
[INFO] [stderr]    Compiling permutations v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.03s
[INFO] running `Command { std: "docker" "inspect" "ab508b5f86665c52a4083f72be1cfb131b6184d3a6311c6b1d23ff4e9cfeba7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab508b5f86665c52a4083f72be1cfb131b6184d3a6311c6b1d23ff4e9cfeba7b", kill_on_drop: false }`
[INFO] [stdout] ab508b5f86665c52a4083f72be1cfb131b6184d3a6311c6b1d23ff4e9cfeba7b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] 469415746c1687abf95048d16d3443d12db52fa8f2dd033de21658d78d2aaafe
[INFO] running `Command { std: "docker" "start" "-a" "469415746c1687abf95048d16d3443d12db52fa8f2dd033de21658d78d2aaafe", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] running 44 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/permutations-000b0a24e5d51cbf)
[INFO] [stdout] test permutation::tests::test_apply ... ok
[INFO] [stdout] test permutation::tests::test_identity ... 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_inv ... ok
[INFO] [stdout] test permutation::tests::test_is_empty_true ... ok
[INFO] [stdout] test permutation::tests::test_mul_mm ... ok
[INFO] [stdout] test permutation::tests::test_len ... ok
[INFO] [stdout] test permutation::tests::test_is_permutation_true ... ok
[INFO] [stdout] test permutation::tests::test_is_permutation_false_out_of_range ... 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_is_permutation_false_missing_element ... ok
[INFO] [stdout] test permutation::tests::test_is_odd_identity ... ok
[INFO] [stdout] test permutation::tests::test_is_even_transposition ... ok
[INFO] [stdout] test permutation::tests::test_is_even_identity ... ok
[INFO] [stdout] test permutation::tests::test_square ... ok
[INFO] [stdout] test permutation::tests::test_mul_mr ... ok
[INFO] [stdout] test permutation::tests::test_permute ... ok
[INFO] [stdout] test permutation::tests::test_mul_rm ... ok
[INFO] [stdout] test permutation::tests::test_sign_transposition ... ok
[INFO] [stdout] test permutation::tests::test_pow ... ok
[INFO] [stdout] test permutation::tests::test_mul_rr ... ok
[INFO] [stdout] test permutation::tests::test_is_odd_rotation ... ok
[INFO] [stdout] test permutation::tests::test_is_even_rotation ... ok
[INFO] [stdout] test permutation::tests::test_transposition ... ok
[INFO] [stdout] test permutation::tests::test_is_odd_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_rotation_right ... ok
[INFO] [stdout] test permutation::tests::test_rotation_left ... 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_ref ... ok
[INFO] [stdout] test permutation::tests::test_try_from_ok_owned ... ok
[INFO] [stdout] test permutations::tests::test_iter ... ok
[INFO] [stdout] test permutations::tests::test_len_1 ... ok
[INFO] [stdout] test permutations::tests::test_len_0 ... ok
[INFO] [stdout] test tests::test_limits ... ok
[INFO] [stdout] test permutations::tests::test_len_2 ... ok
[INFO] [stdout] test permutations::tests::test_len_3 ... ok
[INFO] [stdout] test permutation::tests::test_try_from_ok_slice_ref ... ok
[INFO] [stdout] test permutations::tests::test_into_iter_owned ... ok
[INFO] [stdout] test permutations::tests::test_iter_exact_size_iterator_len ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 44 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[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" "469415746c1687abf95048d16d3443d12db52fa8f2dd033de21658d78d2aaafe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "469415746c1687abf95048d16d3443d12db52fa8f2dd033de21658d78d2aaafe", kill_on_drop: false }`
[INFO] [stdout] 469415746c1687abf95048d16d3443d12db52fa8f2dd033de21658d78d2aaafe