[INFO] cloning repository https://github.com/aikow/linelength
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aikow/linelength" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faikow%2Flinelength", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faikow%2Flinelength'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 85f8da364cf1f9ec0b17087a76c3053058bb7a6d
[INFO] checking aikow/linelength against master#18bd2dd5cda08b09ace6e37c1a0312e9b2bb4beb for pr-96970
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faikow%2Flinelength" "/workspace/builds/worker-30/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-30/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aikow/linelength on toolchain 18bd2dd5cda08b09ace6e37c1a0312e9b2bb4beb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+18bd2dd5cda08b09ace6e37c1a0312e9b2bb4beb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/aikow/linelength
[INFO] finished tweaking git repo https://github.com/aikow/linelength
[INFO] tweaked toml for git repo https://github.com/aikow/linelength written to /workspace/builds/worker-30/source/Cargo.toml
[INFO] crate git repo https://github.com/aikow/linelength already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+18bd2dd5cda08b09ace6e37c1a0312e9b2bb4beb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+18bd2dd5cda08b09ace6e37c1a0312e9b2bb4beb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cb63d0f8d443e1d51fa7ed44ca6396670d29897ee51639fccd1564bdf1e22af5
[INFO] running `Command { std: "docker" "start" "-a" "cb63d0f8d443e1d51fa7ed44ca6396670d29897ee51639fccd1564bdf1e22af5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb63d0f8d443e1d51fa7ed44ca6396670d29897ee51639fccd1564bdf1e22af5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb63d0f8d443e1d51fa7ed44ca6396670d29897ee51639fccd1564bdf1e22af5", kill_on_drop: false }`
[INFO] [stdout] cb63d0f8d443e1d51fa7ed44ca6396670d29897ee51639fccd1564bdf1e22af5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+18bd2dd5cda08b09ace6e37c1a0312e9b2bb4beb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c9a03bd0063fb7eeaec156afe5282ba6eb1de5dcff497aaeeaf5191016579380
[INFO] running `Command { std: "docker" "start" "-a" "c9a03bd0063fb7eeaec156afe5282ba6eb1de5dcff497aaeeaf5191016579380", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "c9a03bd0063fb7eeaec156afe5282ba6eb1de5dcff497aaeeaf5191016579380", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9a03bd0063fb7eeaec156afe5282ba6eb1de5dcff497aaeeaf5191016579380", kill_on_drop: false }`
[INFO] [stdout] c9a03bd0063fb7eeaec156afe5282ba6eb1de5dcff497aaeeaf5191016579380