[INFO] cloning repository https://github.com/tkuye/metareader
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tkuye/metareader" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftkuye%2Fmetareader", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftkuye%2Fmetareader'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 951eb45227e343411fa116e29c2ca2ab15638218
[INFO] documenting tkuye/metareader 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%2Ftkuye%2Fmetareader" "/workspace/builds/worker-22/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-22/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tkuye/metareader 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/tkuye/metareader
[INFO] finished tweaking git repo https://github.com/tkuye/metareader
[INFO] tweaked toml for git repo https://github.com/tkuye/metareader written to /workspace/builds/worker-22/source/Cargo.toml
[INFO] crate git repo https://github.com/tkuye/metareader 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] c449d558a8383e15f63bb9842e2d2c9dc578b8d7e15baee453a70ac79b5db118
[INFO] running `Command { std: "docker" "start" "-a" "c449d558a8383e15f63bb9842e2d2c9dc578b8d7e15baee453a70ac79b5db118", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c449d558a8383e15f63bb9842e2d2c9dc578b8d7e15baee453a70ac79b5db118", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c449d558a8383e15f63bb9842e2d2c9dc578b8d7e15baee453a70ac79b5db118", kill_on_drop: false }`
[INFO] [stdout] c449d558a8383e15f63bb9842e2d2c9dc578b8d7e15baee453a70ac79b5db118
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] 94ceb0c2db42e6f689878e20e7017fcde888c34c885fce4231814c6905e55209
[INFO] running `Command { std: "docker" "start" "-a" "94ceb0c2db42e6f689878e20e7017fcde888c34c885fce4231814c6905e55209", kill_on_drop: false }`
[INFO] [stderr]  Documenting metareader v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.25s
[INFO] running `Command { std: "docker" "inspect" "94ceb0c2db42e6f689878e20e7017fcde888c34c885fce4231814c6905e55209", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94ceb0c2db42e6f689878e20e7017fcde888c34c885fce4231814c6905e55209", kill_on_drop: false }`
[INFO] [stdout] 94ceb0c2db42e6f689878e20e7017fcde888c34c885fce4231814c6905e55209
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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=warn" "-e" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=1" "-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" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 9edf806aceaa69e4ef1bd9933cab01ad8204d04de614070fe80c0e4b7d6a272a
[INFO] running `Command { std: "docker" "start" "-a" "9edf806aceaa69e4ef1bd9933cab01ad8204d04de614070fe80c0e4b7d6a272a", kill_on_drop: false }`
[INFO] [stderr]  Documenting metareader v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "9edf806aceaa69e4ef1bd9933cab01ad8204d04de614070fe80c0e4b7d6a272a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9edf806aceaa69e4ef1bd9933cab01ad8204d04de614070fe80c0e4b7d6a272a", kill_on_drop: false }`
[INFO] [stdout] 9edf806aceaa69e4ef1bd9933cab01ad8204d04de614070fe80c0e4b7d6a272a