[INFO] cloning repository https://github.com/13sfaith/crf
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/13sfaith/crf" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F13sfaith%2Fcrf", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F13sfaith%2Fcrf'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] de66ab080fcc3ed4b24f576e97d70114524a750a
[INFO] documenting 13sfaith/crf against 1.54.0 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F13sfaith%2Fcrf" "/workspace/builds/worker-59/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-59/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/13sfaith/crf on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/13sfaith/crf
[INFO] finished tweaking git repo https://github.com/13sfaith/crf
[INFO] tweaked toml for git repo https://github.com/13sfaith/crf written to /workspace/builds/worker-59/source/Cargo.toml
[INFO] crate git repo https://github.com/13sfaith/crf already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1337b91920fdd04b0e49d9c2355b3ba1894d45111da95d6028c416b676be2a30
[INFO] running `Command { std: "docker" "start" "-a" "1337b91920fdd04b0e49d9c2355b3ba1894d45111da95d6028c416b676be2a30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1337b91920fdd04b0e49d9c2355b3ba1894d45111da95d6028c416b676be2a30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1337b91920fdd04b0e49d9c2355b3ba1894d45111da95d6028c416b676be2a30", kill_on_drop: false }`
[INFO] [stdout] 1337b91920fdd04b0e49d9c2355b3ba1894d45111da95d6028c416b676be2a30
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9b7ef473a88a5dfa5d09fe09cc3f5221a062846dca62e0ee6d5ae4c88ea7937
[INFO] running `Command { std: "docker" "start" "-a" "e9b7ef473a88a5dfa5d09fe09cc3f5221a062846dca62e0ee6d5ae4c88ea7937", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling unicode-segmentation v1.7.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling structopt-derive v0.4.13
[INFO] [stderr]     Checking structopt v0.3.20
[INFO] [stderr]  Documenting crf v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.06s
[INFO] running `Command { std: "docker" "inspect" "e9b7ef473a88a5dfa5d09fe09cc3f5221a062846dca62e0ee6d5ae4c88ea7937", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9b7ef473a88a5dfa5d09fe09cc3f5221a062846dca62e0ee6d5ae4c88ea7937", kill_on_drop: false }`
[INFO] [stdout] e9b7ef473a88a5dfa5d09fe09cc3f5221a062846dca62e0ee6d5ae4c88ea7937