[INFO] cloning repository https://github.com/andresovela/png-message
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/andresovela/png-message" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandresovela%2Fpng-message", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandresovela%2Fpng-message'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 829d1397ac4f66bc4330d0ef025e552a4f4c54de
[INFO] documenting andresovela/png-message against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandresovela%2Fpng-message" "/workspace/builds/worker-37/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-37/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/andresovela/png-message on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/andresovela/png-message
[INFO] finished tweaking git repo https://github.com/andresovela/png-message
[INFO] tweaked toml for git repo https://github.com/andresovela/png-message written to /workspace/builds/worker-37/source/Cargo.toml
[INFO] crate git repo https://github.com/andresovela/png-message already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d2b22ac260c834adc8089aa887abf13fe1b19343a8442b60b6bf31859e8bdfc7
[INFO] running `Command { std: "docker" "start" "-a" "d2b22ac260c834adc8089aa887abf13fe1b19343a8442b60b6bf31859e8bdfc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d2b22ac260c834adc8089aa887abf13fe1b19343a8442b60b6bf31859e8bdfc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2b22ac260c834adc8089aa887abf13fe1b19343a8442b60b6bf31859e8bdfc7", kill_on_drop: false }`
[INFO] [stdout] d2b22ac260c834adc8089aa887abf13fe1b19343a8442b60b6bf31859e8bdfc7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4bf10f3119ad96a34d898ba03a3c398247b56f68011d95fcd482643b5e23e00e
[INFO] running `Command { std: "docker" "start" "-a" "4bf10f3119ad96a34d898ba03a3c398247b56f68011d95fcd482643b5e23e00e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling fehler-macros v1.0.0
[INFO] [stderr]     Checking fehler v1.0.0
[INFO] [stderr]  Documenting png-msg v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 34s
[INFO] running `Command { std: "docker" "inspect" "4bf10f3119ad96a34d898ba03a3c398247b56f68011d95fcd482643b5e23e00e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bf10f3119ad96a34d898ba03a3c398247b56f68011d95fcd482643b5e23e00e", kill_on_drop: false }`
[INFO] [stdout] 4bf10f3119ad96a34d898ba03a3c398247b56f68011d95fcd482643b5e23e00e