[INFO] cloning repository https://github.com/aver803bath5/rust_homework_of_ch8-1
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aver803bath5/rust_homework_of_ch8-1" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faver803bath5%2Frust_homework_of_ch8-1", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faver803bath5%2Frust_homework_of_ch8-1'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c3f9533c814e25f78bd118e9f9623e45276aa6a0
[INFO] testing aver803bath5/rust_homework_of_ch8-1 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faver803bath5%2Frust_homework_of_ch8-1" "/workspace/builds/worker-95/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-95/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aver803bath5/rust_homework_of_ch8-1 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/aver803bath5/rust_homework_of_ch8-1
[INFO] finished tweaking git repo https://github.com/aver803bath5/rust_homework_of_ch8-1
[INFO] tweaked toml for git repo https://github.com/aver803bath5/rust_homework_of_ch8-1 written to /workspace/builds/worker-95/source/Cargo.toml
[INFO] crate git repo https://github.com/aver803bath5/rust_homework_of_ch8-1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fb7e08ce28c899d1d34000488ce87bc77d227ecfdda2951f51b1509d4b3cb00c
[INFO] running `Command { std: "docker" "start" "-a" "fb7e08ce28c899d1d34000488ce87bc77d227ecfdda2951f51b1509d4b3cb00c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb7e08ce28c899d1d34000488ce87bc77d227ecfdda2951f51b1509d4b3cb00c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb7e08ce28c899d1d34000488ce87bc77d227ecfdda2951f51b1509d4b3cb00c", kill_on_drop: false }`
[INFO] [stdout] fb7e08ce28c899d1d34000488ce87bc77d227ecfdda2951f51b1509d4b3cb00c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e098a7df0d25bd56578b750768f20c251a076cbc2ddc989dfb9c45db8e985d74
[INFO] running `Command { std: "docker" "start" "-a" "e098a7df0d25bd56578b750768f20c251a076cbc2ddc989dfb9c45db8e985d74", kill_on_drop: false }`
[INFO] [stderr]    Compiling collection_hw v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "e098a7df0d25bd56578b750768f20c251a076cbc2ddc989dfb9c45db8e985d74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e098a7df0d25bd56578b750768f20c251a076cbc2ddc989dfb9c45db8e985d74", kill_on_drop: false }`
[INFO] [stdout] e098a7df0d25bd56578b750768f20c251a076cbc2ddc989dfb9c45db8e985d74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac8a410dc991c8cf9ca375f1a31655b14c0e9e2ca4a60fb647d44ab734fc94a0
[INFO] running `Command { std: "docker" "start" "-a" "ac8a410dc991c8cf9ca375f1a31655b14c0e9e2ca4a60fb647d44ab734fc94a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling collection_hw v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.87s
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "ac8a410dc991c8cf9ca375f1a31655b14c0e9e2ca4a60fb647d44ab734fc94a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac8a410dc991c8cf9ca375f1a31655b14c0e9e2ca4a60fb647d44ab734fc94a0", kill_on_drop: false }`
[INFO] [stdout] ac8a410dc991c8cf9ca375f1a31655b14c0e9e2ca4a60fb647d44ab734fc94a0