[INFO] fetching crate optimization 0.2.0...
[INFO] testing optimization-0.2.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate optimization 0.2.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate optimization 0.2.0 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 optimization 0.2.0
[INFO] finished tweaking crates.io crate optimization 0.2.0
[INFO] tweaked toml for crates.io crate optimization 0.2.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate optimization 0.2.0 already has a lockfile, it will not be regenerated
[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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 60077d694b210f69a7b0763fd0a0a377b5c7d1dcff1ec0b509580422d86cb0e0
[INFO] running `Command { std: "docker" "start" "-a" "60077d694b210f69a7b0763fd0a0a377b5c7d1dcff1ec0b509580422d86cb0e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "60077d694b210f69a7b0763fd0a0a377b5c7d1dcff1ec0b509580422d86cb0e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60077d694b210f69a7b0763fd0a0a377b5c7d1dcff1ec0b509580422d86cb0e0", kill_on_drop: false }`
[INFO] [stdout] 60077d694b210f69a7b0763fd0a0a377b5c7d1dcff1ec0b509580422d86cb0e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] cc7e5a384d8d8b310d933e540c3332ddcc26a7cbbf8640548fb0a2d9ce0ed12a
[INFO] running `Command { std: "docker" "start" "-a" "cc7e5a384d8d8b310d933e540c3332ddcc26a7cbbf8640548fb0a2d9ce0ed12a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rand_distr v0.2.2
[INFO] [stderr]    Compiling optimization v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.15s
[INFO] running `Command { std: "docker" "inspect" "cc7e5a384d8d8b310d933e540c3332ddcc26a7cbbf8640548fb0a2d9ce0ed12a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc7e5a384d8d8b310d933e540c3332ddcc26a7cbbf8640548fb0a2d9ce0ed12a", kill_on_drop: false }`
[INFO] [stdout] cc7e5a384d8d8b310d933e540c3332ddcc26a7cbbf8640548fb0a2d9ce0ed12a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 6de3abe18245228de061269a91bba82ed7553e2d00d63c38ab39b96e08aa3180
[INFO] running `Command { std: "docker" "start" "-a" "6de3abe18245228de061269a91bba82ed7553e2d00d63c38ab39b96e08aa3180", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling regex v1.3.6
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling optimization v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 12.29s
[INFO] running `Command { std: "docker" "inspect" "6de3abe18245228de061269a91bba82ed7553e2d00d63c38ab39b96e08aa3180", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6de3abe18245228de061269a91bba82ed7553e2d00d63c38ab39b96e08aa3180", kill_on_drop: false }`
[INFO] [stdout] 6de3abe18245228de061269a91bba82ed7553e2d00d63c38ab39b96e08aa3180
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 126100cdecf507a3c82a50487f088adbc80eda2bd64c723595fc30e1b30183ee
[INFO] running `Command { std: "docker" "start" "-a" "126100cdecf507a3c82a50487f088adbc80eda2bd64c723595fc30e1b30183ee", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/optimization-893e2bd35107a908)
[INFO] [stdout] test utils::tests::test_are_close ... ok
[INFO] [stdout] test gd::tests::sphere ... ok
[INFO] [stdout] test utils::tests::test_is_saddle_point ... ok
[INFO] [stdout] test numeric::tests::test_accuracy ... ok
[INFO] [stdout] test numeric::tests::test_gd_sphere ... ok
[INFO] [stdout] test gd::tests::rosenbrock ... ok
[INFO] [stdout] test numeric::tests::test_gd_rosenbrock ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.42s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests optimization
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/numeric.rs - numeric::NumericalDifferentiation (line 13) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.49s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "126100cdecf507a3c82a50487f088adbc80eda2bd64c723595fc30e1b30183ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "126100cdecf507a3c82a50487f088adbc80eda2bd64c723595fc30e1b30183ee", kill_on_drop: false }`
[INFO] [stdout] 126100cdecf507a3c82a50487f088adbc80eda2bd64c723595fc30e1b30183ee