[INFO] cloning repository https://github.com/usagi3rain/deep_learning_tutorial
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/usagi3rain/deep_learning_tutorial" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fusagi3rain%2Fdeep_learning_tutorial", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fusagi3rain%2Fdeep_learning_tutorial'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6634ebc0f4649615c1eb57b9748dfc697d8e1ff0
[INFO] testing usagi3rain/deep_learning_tutorial against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fusagi3rain%2Fdeep_learning_tutorial" "/workspace/builds/worker-23/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-23/source'...
[INFO] [stderr] done.
[INFO] [stderr] Updating files:  63% (12/19)
Updating files:  68% (13/19)
Updating files:  73% (14/19)
Updating files:  78% (15/19)
Updating files:  84% (16/19)
Updating files:  89% (17/19)
Updating files:  94% (18/19)
Updating files: 100% (19/19)
Updating files: 100% (19/19), done.
[INFO] validating manifest of git repo https://github.com/usagi3rain/deep_learning_tutorial 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 git repo https://github.com/usagi3rain/deep_learning_tutorial
[INFO] finished tweaking git repo https://github.com/usagi3rain/deep_learning_tutorial
[INFO] tweaked toml for git repo https://github.com/usagi3rain/deep_learning_tutorial written to /workspace/builds/worker-23/source/Cargo.toml
[INFO] crate git repo https://github.com/usagi3rain/deep_learning_tutorial 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]  Downloading crates ...
[INFO] [stderr]   Downloaded mnist v0.4.1
[INFO] [stderr]   Downloaded csv v1.1.5
[INFO] [stderr]   Downloaded ndarray-stats v0.4.0
[INFO] [stderr]   Downloaded noisy_float v0.1.14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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] [stdout] f7d9a682cc16859a12cfa0f70259d8afe6a20ac99e9df7612c4cce1d99a15ed2
[INFO] running `Command { std: "docker" "start" "-a" "f7d9a682cc16859a12cfa0f70259d8afe6a20ac99e9df7612c4cce1d99a15ed2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f7d9a682cc16859a12cfa0f70259d8afe6a20ac99e9df7612c4cce1d99a15ed2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7d9a682cc16859a12cfa0f70259d8afe6a20ac99e9df7612c4cce1d99a15ed2", kill_on_drop: false }`
[INFO] [stdout] f7d9a682cc16859a12cfa0f70259d8afe6a20ac99e9df7612c4cce1d99a15ed2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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] [stdout] 1f7487dda5a7a6956c06eca200c46387ff72d25bdaa930199e0efbb9554ff4ce
[INFO] running `Command { std: "docker" "start" "-a" "1f7487dda5a7a6956c06eca200c46387ff72d25bdaa930199e0efbb9554ff4ce", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling byteorder v1.4.2
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling ndarray v0.14.0
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling hashbrown v0.9.1
[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 indexmap v1.6.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling mnist v0.4.1
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling num-complex v0.3.1
[INFO] [stderr]    Compiling noisy_float v0.1.14
[INFO] [stderr]    Compiling bstr v0.2.15
[INFO] [stderr]    Compiling ndarray-stats v0.4.0
[INFO] [stderr]    Compiling csv v1.1.5
[INFO] [stderr]    Compiling perceptron v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.58s
[INFO] running `Command { std: "docker" "inspect" "1f7487dda5a7a6956c06eca200c46387ff72d25bdaa930199e0efbb9554ff4ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f7487dda5a7a6956c06eca200c46387ff72d25bdaa930199e0efbb9554ff4ce", kill_on_drop: false }`
[INFO] [stdout] 1f7487dda5a7a6956c06eca200c46387ff72d25bdaa930199e0efbb9554ff4ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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] d90d43cee3d4bd5e8f7fe55f9d3c9957c021e5b8aa41bd57998dee8e9fdb37a5
[INFO] running `Command { std: "docker" "start" "-a" "d90d43cee3d4bd5e8f7fe55f9d3c9957c021e5b8aa41bd57998dee8e9fdb37a5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling perceptron v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "d90d43cee3d4bd5e8f7fe55f9d3c9957c021e5b8aa41bd57998dee8e9fdb37a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d90d43cee3d4bd5e8f7fe55f9d3c9957c021e5b8aa41bd57998dee8e9fdb37a5", kill_on_drop: false }`
[INFO] [stdout] d90d43cee3d4bd5e8f7fe55f9d3c9957c021e5b8aa41bd57998dee8e9fdb37a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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] 1eaafbc78061b683a076346498c084339369edb431c11e923d2b2b3f31e948a5
[INFO] running `Command { std: "docker" "start" "-a" "1eaafbc78061b683a076346498c084339369edb431c11e923d2b2b3f31e948a5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/perceptron-3cfc96d8b54e8d99)
[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" "1eaafbc78061b683a076346498c084339369edb431c11e923d2b2b3f31e948a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1eaafbc78061b683a076346498c084339369edb431c11e923d2b2b3f31e948a5", kill_on_drop: false }`
[INFO] [stdout] 1eaafbc78061b683a076346498c084339369edb431c11e923d2b2b3f31e948a5