[INFO] cloning repository https://github.com/cyqsimon/countdown-numbers-solver
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cyqsimon/countdown-numbers-solver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcyqsimon%2Fcountdown-numbers-solver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcyqsimon%2Fcountdown-numbers-solver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 026a5cd6f019831188793ec679180063cb96f8a9
[INFO] documenting cyqsimon/countdown-numbers-solver 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%2Fcyqsimon%2Fcountdown-numbers-solver" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cyqsimon/countdown-numbers-solver 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/cyqsimon/countdown-numbers-solver
[INFO] finished tweaking git repo https://github.com/cyqsimon/countdown-numbers-solver
[INFO] tweaked toml for git repo https://github.com/cyqsimon/countdown-numbers-solver written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/cyqsimon/countdown-numbers-solver 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]  Downloading crates ...
[INFO] [stderr]   Downloaded clap v3.0.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] c1d8b3e8d3b90b8a27c1b229662abf8bb1dc4a1ac8e6619575d2e201ac1e4b5b
[INFO] running `Command { std: "docker" "start" "-a" "c1d8b3e8d3b90b8a27c1b229662abf8bb1dc4a1ac8e6619575d2e201ac1e4b5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c1d8b3e8d3b90b8a27c1b229662abf8bb1dc4a1ac8e6619575d2e201ac1e4b5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1d8b3e8d3b90b8a27c1b229662abf8bb1dc4a1ac8e6619575d2e201ac1e4b5b", kill_on_drop: false }`
[INFO] [stdout] c1d8b3e8d3b90b8a27c1b229662abf8bb1dc4a1ac8e6619575d2e201ac1e4b5b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] fb53a611f03e04701f98237e2806aa0c97d0988f8244941ef336323f37289e27
[INFO] running `Command { std: "docker" "start" "-a" "fb53a611f03e04701f98237e2806aa0c97d0988f8244941ef336323f37289e27", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.85
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling rustversion v1.0.6
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]     Checking textwrap v0.14.2
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling clap_derive v3.0.6
[INFO] [stderr]    Compiling strum_macros v0.23.1
[INFO] [stderr]     Checking strum v0.23.0
[INFO] [stderr]     Checking clap v3.0.9
[INFO] [stderr]  Documenting countdown-numbers-solver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.14s
[INFO] running `Command { std: "docker" "inspect" "fb53a611f03e04701f98237e2806aa0c97d0988f8244941ef336323f37289e27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb53a611f03e04701f98237e2806aa0c97d0988f8244941ef336323f37289e27", kill_on_drop: false }`
[INFO] [stdout] fb53a611f03e04701f98237e2806aa0c97d0988f8244941ef336323f37289e27