[INFO] fetching crate ness_stretch 0.4.1...
[INFO] testing ness_stretch-0.4.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate ness_stretch 0.4.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate ness_stretch 0.4.1 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ness_stretch 0.4.1
[INFO] finished tweaking crates.io crate ness_stretch 0.4.1
[INFO] tweaked toml for crates.io crate ness_stretch 0.4.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate ness_stretch 0.4.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", 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] 28768f48cb4c3f24c78780311f17acac459739e77ff8760d52fa42aa29baf11b
[INFO] running `Command { std: "docker" "start" "-a" "28768f48cb4c3f24c78780311f17acac459739e77ff8760d52fa42aa29baf11b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "28768f48cb4c3f24c78780311f17acac459739e77ff8760d52fa42aa29baf11b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28768f48cb4c3f24c78780311f17acac459739e77ff8760d52fa42aa29baf11b", kill_on_drop: false }`
[INFO] [stdout] 28768f48cb4c3f24c78780311f17acac459739e77ff8760d52fa42aa29baf11b
[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" "+beta-2021-09-08" "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] cfc9ffa5c0061657b23f0f13ac83dc090f7db497025e6f3f94e484fd62e6b67d
[INFO] running `Command { std: "docker" "start" "-a" "cfc9ffa5c0061657b23f0f13ac83dc090f7db497025e6f3f94e484fd62e6b67d", kill_on_drop: false }`
[INFO] [stderr]    Compiling strength_reduce v0.2.3
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling num-complex v0.4.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling primal-check v0.3.1
[INFO] [stderr]    Compiling transpose v0.2.1
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling rustfft v6.0.1
[INFO] [stderr]    Compiling bwavfile v0.9.3
[INFO] [stderr]    Compiling realfft v2.0.1
[INFO] [stderr]    Compiling ness_stretch v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.55s
[INFO] running `Command { std: "docker" "inspect" "cfc9ffa5c0061657b23f0f13ac83dc090f7db497025e6f3f94e484fd62e6b67d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfc9ffa5c0061657b23f0f13ac83dc090f7db497025e6f3f94e484fd62e6b67d", kill_on_drop: false }`
[INFO] [stdout] cfc9ffa5c0061657b23f0f13ac83dc090f7db497025e6f3f94e484fd62e6b67d
[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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b71c296662cea8607bd7d23d0625c601d173c4d45139017008a25cf697fc61a
[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" "0b71c296662cea8607bd7d23d0625c601d173c4d45139017008a25cf697fc61a", kill_on_drop: false }`
[INFO] [stderr]    Compiling ness_stretch v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.39s
[INFO] running `Command { std: "docker" "inspect" "0b71c296662cea8607bd7d23d0625c601d173c4d45139017008a25cf697fc61a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b71c296662cea8607bd7d23d0625c601d173c4d45139017008a25cf697fc61a", kill_on_drop: false }`
[INFO] [stdout] 0b71c296662cea8607bd7d23d0625c601d173c4d45139017008a25cf697fc61a
[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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 05d5ea2ccdce521bed299bdcb2aacb2c93f73ce412269c0b34cabfa18da69d8d
[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" "05d5ea2ccdce521bed299bdcb2aacb2c93f73ce412269c0b34cabfa18da69d8d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ness_stretch-c5999a9b10176c07)
[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" "05d5ea2ccdce521bed299bdcb2aacb2c93f73ce412269c0b34cabfa18da69d8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05d5ea2ccdce521bed299bdcb2aacb2c93f73ce412269c0b34cabfa18da69d8d", kill_on_drop: false }`
[INFO] [stdout] 05d5ea2ccdce521bed299bdcb2aacb2c93f73ce412269c0b34cabfa18da69d8d