[INFO] cloning repository https://github.com/cympfh/unidoc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cympfh/unidoc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcympfh%2Funidoc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcympfh%2Funidoc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f34c3dd85563380ac1d46a4dc95447d5f45d0cd3
[INFO] checking cympfh/unidoc against master#75dbd5b8c3e3e3e7673caa890422e654d39b815e for pr-95985
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcympfh%2Funidoc" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cympfh/unidoc on toolchain 75dbd5b8c3e3e3e7673caa890422e654d39b815e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+75dbd5b8c3e3e3e7673caa890422e654d39b815e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cympfh/unidoc
[INFO] finished tweaking git repo https://github.com/cympfh/unidoc
[INFO] tweaked toml for git repo https://github.com/cympfh/unidoc written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/cympfh/unidoc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+75dbd5b8c3e3e3e7673caa890422e654d39b815e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded easy-scraper v0.2.0
[INFO] [stderr]   Downloaded emojis v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:83125433e4fff17b1ac56874832f668d9df75ee638575aca552b68e127bedee9" "/opt/rustwide/cargo-home/bin/cargo" "+75dbd5b8c3e3e3e7673caa890422e654d39b815e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1da747304f864e37f39bc75f42d46836485ee1429134631e51ca0af497134a89
[INFO] running `Command { std: "docker" "start" "-a" "1da747304f864e37f39bc75f42d46836485ee1429134631e51ca0af497134a89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1da747304f864e37f39bc75f42d46836485ee1429134631e51ca0af497134a89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1da747304f864e37f39bc75f42d46836485ee1429134631e51ca0af497134a89", kill_on_drop: false }`
[INFO] [stdout] 1da747304f864e37f39bc75f42d46836485ee1429134631e51ca0af497134a89
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:83125433e4fff17b1ac56874832f668d9df75ee638575aca552b68e127bedee9" "/opt/rustwide/cargo-home/bin/cargo" "+75dbd5b8c3e3e3e7673caa890422e654d39b815e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d9526fe025eac14d6b5d80fee00751e3ff829d6517f497df040e0bdd9a27bc41
[INFO] running `Command { std: "docker" "start" "-a" "d9526fe025eac14d6b5d80fee00751e3ff829d6517f497df040e0bdd9a27bc41", 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" "d9526fe025eac14d6b5d80fee00751e3ff829d6517f497df040e0bdd9a27bc41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9526fe025eac14d6b5d80fee00751e3ff829d6517f497df040e0bdd9a27bc41", kill_on_drop: false }`
[INFO] [stdout] d9526fe025eac14d6b5d80fee00751e3ff829d6517f497df040e0bdd9a27bc41