[INFO] cloning repository https://github.com/munckymagik/go-concurrency-patterns-in-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/munckymagik/go-concurrency-patterns-in-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmunckymagik%2Fgo-concurrency-patterns-in-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmunckymagik%2Fgo-concurrency-patterns-in-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 505aedcacf1e11dcc07c955a632ead689e627fb9
[INFO] documenting munckymagik/go-concurrency-patterns-in-rust against try#a394c9cd9ec93787f09a7ac445b14cc674a94549 for pr-151918
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmunckymagik%2Fgo-concurrency-patterns-in-rust" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/munckymagik/go-concurrency-patterns-in-rust
[INFO] finished tweaking git repo https://github.com/munckymagik/go-concurrency-patterns-in-rust
[INFO] tweaked toml for git repo https://github.com/munckymagik/go-concurrency-patterns-in-rust written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/munckymagik/go-concurrency-patterns-in-rust on toolchain a394c9cd9ec93787f09a7ac445b14cc674a94549
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a394c9cd9ec93787f09a7ac445b14cc674a94549" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/munckymagik/go-concurrency-patterns-in-rust 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" "+a394c9cd9ec93787f09a7ac445b14cc674a94549" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] documenting munckymagik/go-concurrency-patterns-in-rust against try#a394c9cd9ec93787f09a7ac445b14cc674a94549 for pr-151918
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmunckymagik%2Fgo-concurrency-patterns-in-rust" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/munckymagik/go-concurrency-patterns-in-rust
[INFO] finished tweaking git repo https://github.com/munckymagik/go-concurrency-patterns-in-rust
[INFO] tweaked toml for git repo https://github.com/munckymagik/go-concurrency-patterns-in-rust written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/munckymagik/go-concurrency-patterns-in-rust on toolchain a394c9cd9ec93787f09a7ac445b14cc674a94549
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a394c9cd9ec93787f09a7ac445b14cc674a94549" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/munckymagik/go-concurrency-patterns-in-rust 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" "+a394c9cd9ec93787f09a7ac445b14cc674a94549" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
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[INFO] [stderr]     Blocking waiting for file lock on package cache
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[INFO] [stderr]   Downloaded broadcaster v0.2.6
[INFO] [stderr]   Downloaded pin-project-lite v0.1.1
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+a394c9cd9ec93787f09a7ac445b14cc674a94549" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1cdaee9afcc4bb646ea17fb45b170c132bc2146c84db02fe1c364d6959f550dd
[INFO] running `Command { std: "docker" "start" "-a" "1cdaee9afcc4bb646ea17fb45b170c132bc2146c84db02fe1c364d6959f550dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1cdaee9afcc4bb646ea17fb45b170c132bc2146c84db02fe1c364d6959f550dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cdaee9afcc4bb646ea17fb45b170c132bc2146c84db02fe1c364d6959f550dd", kill_on_drop: false }`
[INFO] [stdout] 1cdaee9afcc4bb646ea17fb45b170c132bc2146c84db02fe1c364d6959f550dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+a394c9cd9ec93787f09a7ac445b14cc674a94549" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d0d63ac8496267eb8937f47a20f7855f65e8b7b2abcfe9e38b89ef22989347cd
[INFO] running `Command { std: "docker" "start" "-a" "d0d63ac8496267eb8937f47a20f7855f65e8b7b2abcfe9e38b89ef22989347cd", kill_on_drop: false }`
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[INFO] [stderr]  Documenting go-concurrency-patterns-in-rust v0.1.0 (/opt/rustwide/workdir)
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[INFO] [stderr]    Generated /opt/rustwide/target/doc/01_boring/index.html and 20 other files
[INFO] running `Command { std: "docker" "inspect" "d0d63ac8496267eb8937f47a20f7855f65e8b7b2abcfe9e38b89ef22989347cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0d63ac8496267eb8937f47a20f7855f65e8b7b2abcfe9e38b89ef22989347cd", kill_on_drop: false }`
[INFO] [stdout] d0d63ac8496267eb8937f47a20f7855f65e8b7b2abcfe9e38b89ef22989347cd
