[INFO] cloning repository https://github.com/alternately/mw_balancer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alternately/mw_balancer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falternately%2Fmw_balancer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falternately%2Fmw_balancer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 74447443b28b21bacf461cbc5656bb4dc15f1ac1
[INFO] documenting alternately/mw_balancer 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%2Falternately%2Fmw_balancer" "/workspace/builds/worker-20/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-20/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/alternately/mw_balancer 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/alternately/mw_balancer
[INFO] finished tweaking git repo https://github.com/alternately/mw_balancer
[INFO] tweaked toml for git repo https://github.com/alternately/mw_balancer written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] crate git repo https://github.com/alternately/mw_balancer 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] 353bb53b7462f27dcd9cfe7f0394a04894628a4140325577c23a9f635fee6cee
[INFO] running `Command { std: "docker" "start" "-a" "353bb53b7462f27dcd9cfe7f0394a04894628a4140325577c23a9f635fee6cee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "353bb53b7462f27dcd9cfe7f0394a04894628a4140325577c23a9f635fee6cee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "353bb53b7462f27dcd9cfe7f0394a04894628a4140325577c23a9f635fee6cee", kill_on_drop: false }`
[INFO] [stdout] 353bb53b7462f27dcd9cfe7f0394a04894628a4140325577c23a9f635fee6cee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] ae595469a08bd780d6e86358ac7839dc4c9703b7cc1467f125bb00f0c4f96d46
[INFO] running `Command { std: "docker" "start" "-a" "ae595469a08bd780d6e86358ac7839dc4c9703b7cc1467f125bb00f0c4f96d46", kill_on_drop: false }`
[INFO] [stderr]  Documenting mw_balancer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/main.rs:224:59
[INFO] [stdout]     |
[INFO] [stdout] 224 |         let avg = mean(h.region_path_distances(&regions));;
[INFO] [stdout]     |                                                           ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `Command { std: "docker" "inspect" "ae595469a08bd780d6e86358ac7839dc4c9703b7cc1467f125bb00f0c4f96d46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae595469a08bd780d6e86358ac7839dc4c9703b7cc1467f125bb00f0c4f96d46", kill_on_drop: false }`
[INFO] [stdout] ae595469a08bd780d6e86358ac7839dc4c9703b7cc1467f125bb00f0c4f96d46