[INFO] cloning repository https://github.com/amitsaha/rust-cli-demo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/amitsaha/rust-cli-demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Famitsaha%2Frust-cli-demo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Famitsaha%2Frust-cli-demo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e1fccc14697ad7c12025b13ce4b3e77eb710b690
[INFO] documenting amitsaha/rust-cli-demo against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Famitsaha%2Frust-cli-demo" "/workspace/builds/worker-21/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-21/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/amitsaha/rust-cli-demo on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/amitsaha/rust-cli-demo
[INFO] finished tweaking git repo https://github.com/amitsaha/rust-cli-demo
[INFO] tweaked toml for git repo https://github.com/amitsaha/rust-cli-demo written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] crate git repo https://github.com/amitsaha/rust-cli-demo already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded liboverdrop v0.0.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ceb5f9dae2448ac34c95e48c12bb3bfa6ab36a729c30a6b666f7aed2ec50bdc8
[INFO] running `Command { std: "docker" "start" "-a" "ceb5f9dae2448ac34c95e48c12bb3bfa6ab36a729c30a6b666f7aed2ec50bdc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ceb5f9dae2448ac34c95e48c12bb3bfa6ab36a729c30a6b666f7aed2ec50bdc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ceb5f9dae2448ac34c95e48c12bb3bfa6ab36a729c30a6b666f7aed2ec50bdc8", kill_on_drop: false }`
[INFO] [stdout] ceb5f9dae2448ac34c95e48c12bb3bfa6ab36a729c30a6b666f7aed2ec50bdc8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d325a24c0383f9c71726df9b7d39e5a054033c7da0e90abc156dcd6d5f2b3c87
[INFO] running `Command { std: "docker" "start" "-a" "d325a24c0383f9c71726df9b7d39e5a054033c7da0e90abc156dcd6d5f2b3c87", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling liboverdrop v0.0.2
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling rust-cli-demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting rust-cli-demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.23s
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "d325a24c0383f9c71726df9b7d39e5a054033c7da0e90abc156dcd6d5f2b3c87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d325a24c0383f9c71726df9b7d39e5a054033c7da0e90abc156dcd6d5f2b3c87", kill_on_drop: false }`
[INFO] [stdout] d325a24c0383f9c71726df9b7d39e5a054033c7da0e90abc156dcd6d5f2b3c87