[INFO] cloning repository https://github.com/michaelrevans/roman_numerals
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/michaelrevans/roman_numerals" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichaelrevans%2Froman_numerals", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichaelrevans%2Froman_numerals'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7260b4317700f2ffea8d85a330b3ad91058468e5
[INFO] documenting michaelrevans/roman_numerals 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%2Fmichaelrevans%2Froman_numerals" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/michaelrevans/roman_numerals 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/michaelrevans/roman_numerals
[INFO] finished tweaking git repo https://github.com/michaelrevans/roman_numerals
[INFO] tweaked toml for git repo https://github.com/michaelrevans/roman_numerals written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/michaelrevans/roman_numerals 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 4c83a8ac79f9e3189606bdf0f65df2216277a47f38573e7a448625c7ba140837
[INFO] running `Command { std: "docker" "start" "-a" "4c83a8ac79f9e3189606bdf0f65df2216277a47f38573e7a448625c7ba140837", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c83a8ac79f9e3189606bdf0f65df2216277a47f38573e7a448625c7ba140837", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c83a8ac79f9e3189606bdf0f65df2216277a47f38573e7a448625c7ba140837", kill_on_drop: false }`
[INFO] [stdout] 4c83a8ac79f9e3189606bdf0f65df2216277a47f38573e7a448625c7ba140837
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 3c5b79d835399152041c99892aa2cd10091dd15e126b2d120aa0f92084fc2145
[INFO] running `Command { std: "docker" "start" "-a" "3c5b79d835399152041c99892aa2cd10091dd15e126b2d120aa0f92084fc2145", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Documenting roman-numerals v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.66s
[INFO] running `Command { std: "docker" "inspect" "3c5b79d835399152041c99892aa2cd10091dd15e126b2d120aa0f92084fc2145", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c5b79d835399152041c99892aa2cd10091dd15e126b2d120aa0f92084fc2145", kill_on_drop: false }`
[INFO] [stdout] 3c5b79d835399152041c99892aa2cd10091dd15e126b2d120aa0f92084fc2145
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=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] 5f18850a56e466fd0a5da902930dae4e125d1979aa0af28c872ef4b24f602c6d
[INFO] running `Command { std: "docker" "start" "-a" "5f18850a56e466fd0a5da902930dae4e125d1979aa0af28c872ef4b24f602c6d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Documenting roman-numerals v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `Command { std: "docker" "inspect" "5f18850a56e466fd0a5da902930dae4e125d1979aa0af28c872ef4b24f602c6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f18850a56e466fd0a5da902930dae4e125d1979aa0af28c872ef4b24f602c6d", kill_on_drop: false }`
[INFO] [stdout] 5f18850a56e466fd0a5da902930dae4e125d1979aa0af28c872ef4b24f602c6d