[INFO] cloning repository https://github.com/wyl206/rust_kmeans
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wyl206/rust_kmeans" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwyl206%2Frust_kmeans", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwyl206%2Frust_kmeans'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1f6dc483f774698e2f99d553fcdef620ff6005d1
[INFO] documenting wyl206/rust_kmeans 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%2Fwyl206%2Frust_kmeans" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wyl206/rust_kmeans 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/wyl206/rust_kmeans
[INFO] finished tweaking git repo https://github.com/wyl206/rust_kmeans
[INFO] tweaked toml for git repo https://github.com/wyl206/rust_kmeans written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/wyl206/rust_kmeans 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 4ba5289cd7e6b32f2fa6c9cee8bb38d6cc6deefd62400fa91166f9ee3761fe82
[INFO] running `Command { std: "docker" "start" "-a" "4ba5289cd7e6b32f2fa6c9cee8bb38d6cc6deefd62400fa91166f9ee3761fe82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ba5289cd7e6b32f2fa6c9cee8bb38d6cc6deefd62400fa91166f9ee3761fe82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ba5289cd7e6b32f2fa6c9cee8bb38d6cc6deefd62400fa91166f9ee3761fe82", kill_on_drop: false }`
[INFO] [stdout] 4ba5289cd7e6b32f2fa6c9cee8bb38d6cc6deefd62400fa91166f9ee3761fe82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 7f3da4aa6d3de4990d530346ab7386ac79d7656b9ad406fd2f9321f1c274ac10
[INFO] running `Command { std: "docker" "start" "-a" "7f3da4aa6d3de4990d530346ab7386ac79d7656b9ad406fd2f9321f1c274ac10", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking libc v0.2.40
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]  Documenting kmeans v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.54s
[INFO] running `Command { std: "docker" "inspect" "7f3da4aa6d3de4990d530346ab7386ac79d7656b9ad406fd2f9321f1c274ac10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f3da4aa6d3de4990d530346ab7386ac79d7656b9ad406fd2f9321f1c274ac10", kill_on_drop: false }`
[INFO] [stdout] 7f3da4aa6d3de4990d530346ab7386ac79d7656b9ad406fd2f9321f1c274ac10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 62d32e3507f2c7e03271ed9b7a4aedd6bc5c06a7ee04d1469c672fb777b15884
[INFO] running `Command { std: "docker" "start" "-a" "62d32e3507f2c7e03271ed9b7a4aedd6bc5c06a7ee04d1469c672fb777b15884", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking libc v0.2.40
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]  Documenting kmeans v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.14s
[INFO] running `Command { std: "docker" "inspect" "62d32e3507f2c7e03271ed9b7a4aedd6bc5c06a7ee04d1469c672fb777b15884", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62d32e3507f2c7e03271ed9b7a4aedd6bc5c06a7ee04d1469c672fb777b15884", kill_on_drop: false }`
[INFO] [stdout] 62d32e3507f2c7e03271ed9b7a4aedd6bc5c06a7ee04d1469c672fb777b15884