[INFO] cloning repository https://github.com/jsbmg/machine-learning-with-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jsbmg/machine-learning-with-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjsbmg%2Fmachine-learning-with-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjsbmg%2Fmachine-learning-with-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4ce811b2fde3e49b36ec1ccf77833ef004c3b09a
[INFO] testing jsbmg/machine-learning-with-rust against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjsbmg%2Fmachine-learning-with-rust" "/workspace/builds/worker-82/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-82/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jsbmg/machine-learning-with-rust 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 git repo https://github.com/jsbmg/machine-learning-with-rust
[INFO] finished tweaking git repo https://github.com/jsbmg/machine-learning-with-rust
[INFO] tweaked toml for git repo https://github.com/jsbmg/machine-learning-with-rust written to /workspace/builds/worker-82/source/Cargo.toml
[INFO] crate git repo https://github.com/jsbmg/machine-learning-with-rust 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] [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-82/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/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] c5d85e5f259b70869f1324e0df7b237edfcb1c45871be2643ea7fef5f6a72be7
[INFO] running `Command { std: "docker" "start" "-a" "c5d85e5f259b70869f1324e0df7b237edfcb1c45871be2643ea7fef5f6a72be7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c5d85e5f259b70869f1324e0df7b237edfcb1c45871be2643ea7fef5f6a72be7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5d85e5f259b70869f1324e0df7b237edfcb1c45871be2643ea7fef5f6a72be7", kill_on_drop: false }`
[INFO] [stdout] c5d85e5f259b70869f1324e0df7b237edfcb1c45871be2643ea7fef5f6a72be7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/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] 708121c244bbb629c98098a8dd9b10573b54f2b2d7b4f6aa7bce5d691bb3b23f
[INFO] running `Command { std: "docker" "start" "-a" "708121c244bbb629c98098a8dd9b10573b54f2b2d7b4f6aa7bce5d691bb3b23f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling matrixmultiply v0.3.1
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling num-complex v0.4.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling ndarray v0.15.3
[INFO] [stderr]    Compiling rand_distr v0.4.1
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling ml-models v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.98s
[INFO] running `Command { std: "docker" "inspect" "708121c244bbb629c98098a8dd9b10573b54f2b2d7b4f6aa7bce5d691bb3b23f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "708121c244bbb629c98098a8dd9b10573b54f2b2d7b4f6aa7bce5d691bb3b23f", kill_on_drop: false }`
[INFO] [stdout] 708121c244bbb629c98098a8dd9b10573b54f2b2d7b4f6aa7bce5d691bb3b23f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/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] 350bb029baa8b7d0e1593a2e3b7ec78f8f49ccf4636969da664a2cf04ccc2634
[INFO] running `Command { std: "docker" "start" "-a" "350bb029baa8b7d0e1593a2e3b7ec78f8f49ccf4636969da664a2cf04ccc2634", kill_on_drop: false }`
[INFO] [stderr]    Compiling ml-models v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "350bb029baa8b7d0e1593a2e3b7ec78f8f49ccf4636969da664a2cf04ccc2634", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "350bb029baa8b7d0e1593a2e3b7ec78f8f49ccf4636969da664a2cf04ccc2634", kill_on_drop: false }`
[INFO] [stdout] 350bb029baa8b7d0e1593a2e3b7ec78f8f49ccf4636969da664a2cf04ccc2634
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/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] a53612e6a6c55bf699161b686b02b1711fa0d3509770320189fddfc9b84d0c78
[INFO] running `Command { std: "docker" "start" "-a" "a53612e6a6c55bf699161b686b02b1711fa0d3509770320189fddfc9b84d0c78", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 26.36s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ml_models-bfe09e9d6fe84ff7)
[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" "a53612e6a6c55bf699161b686b02b1711fa0d3509770320189fddfc9b84d0c78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a53612e6a6c55bf699161b686b02b1711fa0d3509770320189fddfc9b84d0c78", kill_on_drop: false }`
[INFO] [stdout] a53612e6a6c55bf699161b686b02b1711fa0d3509770320189fddfc9b84d0c78