[INFO] cloning repository https://github.com/darkartx-rust-curse/homework4
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/darkartx-rust-curse/homework4" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdarkartx-rust-curse%2Fhomework4", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdarkartx-rust-curse%2Fhomework4'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2b08e66349662fcd5864ea008dbd27b9cdb1e209
[INFO] checking darkartx-rust-curse/homework4 against master#be181dd75c83d72fcc95538e235768bc367b76b9 for pr-140208
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdarkartx-rust-curse%2Fhomework4" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/darkartx-rust-curse/homework4 on toolchain be181dd75c83d72fcc95538e235768bc367b76b9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+be181dd75c83d72fcc95538e235768bc367b76b9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/darkartx-rust-curse/homework4
[INFO] finished tweaking git repo https://github.com/darkartx-rust-curse/homework4
[INFO] tweaked toml for git repo https://github.com/darkartx-rust-curse/homework4 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/darkartx-rust-curse/homework4 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" "+be181dd75c83d72fcc95538e235768bc367b76b9" "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-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+be181dd75c83d72fcc95538e235768bc367b76b9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e27639f771dae2642a9a218de03a7cf6466bca5479b513e9b3c2a637052e572a
[INFO] running `Command { std: "docker" "start" "-a" "e27639f771dae2642a9a218de03a7cf6466bca5479b513e9b3c2a637052e572a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e27639f771dae2642a9a218de03a7cf6466bca5479b513e9b3c2a637052e572a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e27639f771dae2642a9a218de03a7cf6466bca5479b513e9b3c2a637052e572a", kill_on_drop: false }`
[INFO] [stdout] e27639f771dae2642a9a218de03a7cf6466bca5479b513e9b3c2a637052e572a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+be181dd75c83d72fcc95538e235768bc367b76b9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa05e0b5a5609caa9a4b7963b7a860a7c42eac7bcb43aab53abaf4b1c6c118c1
[INFO] running `Command { std: "docker" "start" "-a" "aa05e0b5a5609caa9a4b7963b7a860a7c42eac7bcb43aab53abaf4b1c6c118c1", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/overlay2/cf07668ef833a2cae066456722f9495d69efacd80f91bbce3e24740bf5c6245f/merged: no space left on device
[INFO] running `Command { std: "docker" "inspect" "aa05e0b5a5609caa9a4b7963b7a860a7c42eac7bcb43aab53abaf4b1c6c118c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa05e0b5a5609caa9a4b7963b7a860a7c42eac7bcb43aab53abaf4b1c6c118c1", kill_on_drop: false }`
[INFO] [stdout] aa05e0b5a5609caa9a4b7963b7a860a7c42eac7bcb43aab53abaf4b1c6c118c1