[INFO] cloning repository https://github.com/dflemstr/super
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dflemstr/super" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdflemstr%2Fsuper", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdflemstr%2Fsuper'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3f836991dd8e06006682a98e48b17a0bc3827c97
[INFO] documenting dflemstr/super 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%2Fdflemstr%2Fsuper" "/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/dflemstr/super 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/dflemstr/super
[INFO] finished tweaking git repo https://github.com/dflemstr/super
[INFO] tweaked toml for git repo https://github.com/dflemstr/super written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/dflemstr/super 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]  Downloading crates ...
[INFO] [stderr]   Downloaded time v0.1.34
[INFO] [stderr]   Downloaded serde v0.6.11
[INFO] [stderr]   Downloaded kernel32-sys v0.2.1
[INFO] [stderr]   Downloaded libc v0.2.6
[INFO] [stderr]   Downloaded quasi_macros v0.4.0
[INFO] [stderr]   Downloaded quasi_codegen v0.4.0
[INFO] [stderr]   Downloaded clippy v0.0.37
[INFO] [stderr]   Downloaded semver v0.2.2
[INFO] [stderr]   Downloaded quasi v0.4.0
[INFO] [stderr]   Downloaded nom v1.1.0
[INFO] [stderr]   Downloaded ansi_term v0.7.1
[INFO] [stderr]   Downloaded vec_map v0.4.0
[INFO] [stderr]   Downloaded rand v0.3.13
[INFO] [stderr]   Downloaded strsim v0.4.0
[INFO] [stderr]   Downloaded num v0.1.30
[INFO] [stderr]   Downloaded serde_json v0.6.0
[INFO] [stderr]   Downloaded clap v1.5.5
[INFO] [stderr]   Downloaded serde_codegen v0.6.11
[INFO] [stderr]   Downloaded winapi v0.2.5
[INFO] [stderr]   Downloaded aster v0.10.1
[INFO] [stderr]   Downloaded serde_macros v0.6.11
[INFO] [stderr]   Downloaded toml v0.1.26
[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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ec57a6bacd35d85db5d76eb6a0e20347a885e05fa83f80a086c26eff307c309a
[INFO] running `Command { std: "docker" "start" "-a" "ec57a6bacd35d85db5d76eb6a0e20347a885e05fa83f80a086c26eff307c309a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec57a6bacd35d85db5d76eb6a0e20347a885e05fa83f80a086c26eff307c309a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec57a6bacd35d85db5d76eb6a0e20347a885e05fa83f80a086c26eff307c309a", kill_on_drop: false }`
[INFO] [stdout] ec57a6bacd35d85db5d76eb6a0e20347a885e05fa83f80a086c26eff307c309a
[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" "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] 8ae196722b59d2c4663d748fadfd781d672f6a8557ae1899283d0a2cf8220e61
[INFO] running `Command { std: "docker" "start" "-a" "8ae196722b59d2c4663d748fadfd781d672f6a8557ae1899283d0a2cf8220e61", 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" "8ae196722b59d2c4663d748fadfd781d672f6a8557ae1899283d0a2cf8220e61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ae196722b59d2c4663d748fadfd781d672f6a8557ae1899283d0a2cf8220e61", kill_on_drop: false }`
[INFO] [stdout] 8ae196722b59d2c4663d748fadfd781d672f6a8557ae1899283d0a2cf8220e61