[INFO] fetching crate permutohedron 0.2.4...
[INFO] testing permutohedron-0.2.4 against 1.55.0 for beta-1.56-1
[INFO] extracting crate permutohedron 0.2.4 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate permutohedron 0.2.4 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate permutohedron 0.2.4
[INFO] finished tweaking crates.io crate permutohedron 0.2.4
[INFO] tweaked toml for crates.io crate permutohedron 0.2.4 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ef0d9148913e2a92b203eaac970368775d51fb542e7e3716d77e1aab80c3bc50
[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" "ef0d9148913e2a92b203eaac970368775d51fb542e7e3716d77e1aab80c3bc50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef0d9148913e2a92b203eaac970368775d51fb542e7e3716d77e1aab80c3bc50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef0d9148913e2a92b203eaac970368775d51fb542e7e3716d77e1aab80c3bc50", kill_on_drop: false }`
[INFO] [stdout] ef0d9148913e2a92b203eaac970368775d51fb542e7e3716d77e1aab80c3bc50
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca3943a6f71a7a2b2e0c86e38fa76ce8a050922161dd7c4f1054bd6f186b3318
[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" "ca3943a6f71a7a2b2e0c86e38fa76ce8a050922161dd7c4f1054bd6f186b3318", kill_on_drop: false }`
[INFO] [stderr]    Compiling permutohedron v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.39s
[INFO] running `Command { std: "docker" "inspect" "ca3943a6f71a7a2b2e0c86e38fa76ce8a050922161dd7c4f1054bd6f186b3318", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca3943a6f71a7a2b2e0c86e38fa76ce8a050922161dd7c4f1054bd6f186b3318", kill_on_drop: false }`
[INFO] [stdout] ca3943a6f71a7a2b2e0c86e38fa76ce8a050922161dd7c4f1054bd6f186b3318
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ba6ce2ee08ed66e71cb4f63bcf7aebfeffb988f021db8e3b17dbb9e3f033a345
[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" "ba6ce2ee08ed66e71cb4f63bcf7aebfeffb988f021db8e3b17dbb9e3f033a345", kill_on_drop: false }`
[INFO] [stderr]    Compiling permutohedron v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.41s
[INFO] running `Command { std: "docker" "inspect" "ba6ce2ee08ed66e71cb4f63bcf7aebfeffb988f021db8e3b17dbb9e3f033a345", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba6ce2ee08ed66e71cb4f63bcf7aebfeffb988f021db8e3b17dbb9e3f033a345", kill_on_drop: false }`
[INFO] [stdout] ba6ce2ee08ed66e71cb4f63bcf7aebfeffb988f021db8e3b17dbb9e3f033a345
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e3e3ab9377c65429ff8d4e28e7d5ae058a1f8a5548a9addda2dfdcaff73dbee4
[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" "e3e3ab9377c65429ff8d4e28e7d5ae058a1f8a5548a9addda2dfdcaff73dbee4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/permutohedron-c4177a15f0418667)
[INFO] [stdout] running 7 tests
[INFO] [stdout] test lexical::lexical ... ok
[INFO] [stdout] test tests::permutations_0_to_6 ... ok
[INFO] [stdout] test tests::first_and_reset ... ok
[INFO] [stdout] test tests::permutations_break ... ok
[INFO] [stdout] test tests::permutations_0_to_6_recursive ... ok
[INFO] [stdout] test tests::count_permutations_recur ... ok
[INFO] [stderr]    Doc-tests permutohedron
[INFO] [stdout] test tests::count_permutations_iter ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.40s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - heap_recursive (line 33) ... ok
[INFO] [stdout] test src/lib.rs - Heap (line 106) ... ok
[INFO] [stdout] test src/lexical.rs - lexical::LexicalPermutation (line 3) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.60s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e3e3ab9377c65429ff8d4e28e7d5ae058a1f8a5548a9addda2dfdcaff73dbee4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3e3ab9377c65429ff8d4e28e7d5ae058a1f8a5548a9addda2dfdcaff73dbee4", kill_on_drop: false }`
[INFO] [stdout] e3e3ab9377c65429ff8d4e28e7d5ae058a1f8a5548a9addda2dfdcaff73dbee4