[INFO] cloning repository https://github.com/Mr-Grag-Universe/Rust_MNIST_CNN
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Mr-Grag-Universe/Rust_MNIST_CNN" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMr-Grag-Universe%2FRust_MNIST_CNN", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMr-Grag-Universe%2FRust_MNIST_CNN'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cbc71f3043f9d9bb52596e87a1f19950f8c7328d
[INFO] checking Mr-Grag-Universe/Rust_MNIST_CNN against master#a6acf0f07f0ed1c12e26dc0db3b9bf1d0504a0bb for pr-151109
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMr-Grag-Universe%2FRust_MNIST_CNN" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Mr-Grag-Universe/Rust_MNIST_CNN
[INFO] finished tweaking git repo https://github.com/Mr-Grag-Universe/Rust_MNIST_CNN
[INFO] tweaked toml for git repo https://github.com/Mr-Grag-Universe/Rust_MNIST_CNN written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Mr-Grag-Universe/Rust_MNIST_CNN on toolchain a6acf0f07f0ed1c12e26dc0db3b9bf1d0504a0bb
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a6acf0f07f0ed1c12e26dc0db3b9bf1d0504a0bb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Mr-Grag-Universe/Rust_MNIST_CNN already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a6acf0f07f0ed1c12e26dc0db3b9bf1d0504a0bb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+a6acf0f07f0ed1c12e26dc0db3b9bf1d0504a0bb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "3db1ab6a6860876e179308a5c55511a81d4b97403aa124581a1fcfd801bf6bed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3db1ab6a6860876e179308a5c55511a81d4b97403aa124581a1fcfd801bf6bed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3db1ab6a6860876e179308a5c55511a81d4b97403aa124581a1fcfd801bf6bed", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+a6acf0f07f0ed1c12e26dc0db3b9bf1d0504a0bb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "0e7ab9d6da527b993d071d85413a614503ff427e38ecc5af3e82662342ee634e", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "inspect" "0e7ab9d6da527b993d071d85413a614503ff427e38ecc5af3e82662342ee634e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e7ab9d6da527b993d071d85413a614503ff427e38ecc5af3e82662342ee634e", kill_on_drop: false }`
[INFO] [stdout] 0e7ab9d6da527b993d071d85413a614503ff427e38ecc5af3e82662342ee634e