[INFO] cloning repository https://github.com/jcreedcmu/rustpert
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jcreedcmu/rustpert" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjcreedcmu%2Frustpert", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjcreedcmu%2Frustpert'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4702b99e3f7fa3e2baebae7cb7279d9ceedee773
[INFO] checking jcreedcmu/rustpert against try#6757d700f93f6d16c8b39cf79e96b019bd570e7d for pr-155299
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjcreedcmu%2Frustpert" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jcreedcmu/rustpert
[INFO] finished tweaking git repo https://github.com/jcreedcmu/rustpert
[INFO] tweaked toml for git repo https://github.com/jcreedcmu/rustpert written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jcreedcmu/rustpert on toolchain 6757d700f93f6d16c8b39cf79e96b019bd570e7d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6757d700f93f6d16c8b39cf79e96b019bd570e7d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jcreedcmu/rustpert 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" "+6757d700f93f6d16c8b39cf79e96b019bd570e7d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+6757d700f93f6d16c8b39cf79e96b019bd570e7d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b962a0e8ad2dfd998c084f228cb4444029d45095b37857d6c0ef978992fe83ea
[INFO] running `Command { std: "docker" "start" "-a" "b962a0e8ad2dfd998c084f228cb4444029d45095b37857d6c0ef978992fe83ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b962a0e8ad2dfd998c084f228cb4444029d45095b37857d6c0ef978992fe83ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b962a0e8ad2dfd998c084f228cb4444029d45095b37857d6c0ef978992fe83ea", kill_on_drop: false }`
[INFO] [stdout] b962a0e8ad2dfd998c084f228cb4444029d45095b37857d6c0ef978992fe83ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+6757d700f93f6d16c8b39cf79e96b019bd570e7d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 218bae8500612eb30d5f363fa67838f0cc0a825432d13e626774e13fe80de680
[INFO] running `Command { std: "docker" "start" "-a" "218bae8500612eb30d5f363fa67838f0cc0a825432d13e626774e13fe80de680", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.6.5
[INFO] [stderr]    Compiling rug v1.27.0
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]     Checking serde v1.0.219
[INFO] [stderr]     Checking serde_json v1.0.140
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "218bae8500612eb30d5f363fa67838f0cc0a825432d13e626774e13fe80de680", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "218bae8500612eb30d5f363fa67838f0cc0a825432d13e626774e13fe80de680", kill_on_drop: false }`
[INFO] [stdout] 218bae8500612eb30d5f363fa67838f0cc0a825432d13e626774e13fe80de680
