[INFO] cloning repository https://github.com/Stroby241/Rust2048
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Stroby241/Rust2048" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStroby241%2FRust2048", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStroby241%2FRust2048'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 37196d9319911b38156fc826a867579c507a7760
[INFO] documenting Stroby241/Rust2048 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%2FStroby241%2FRust2048" "/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/Stroby241/Rust2048 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/Stroby241/Rust2048
[INFO] finished tweaking git repo https://github.com/Stroby241/Rust2048
[INFO] tweaked toml for git repo https://github.com/Stroby241/Rust2048 written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] crate git repo https://github.com/Stroby241/Rust2048 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded console v0.15.0
[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] 30f2e00d1967a33ec954505255a9c20331d19c1495939d83fb50729345b07daa
[INFO] running `Command { std: "docker" "start" "-a" "30f2e00d1967a33ec954505255a9c20331d19c1495939d83fb50729345b07daa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "30f2e00d1967a33ec954505255a9c20331d19c1495939d83fb50729345b07daa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30f2e00d1967a33ec954505255a9c20331d19c1495939d83fb50729345b07daa", kill_on_drop: false }`
[INFO] [stdout] 30f2e00d1967a33ec954505255a9c20331d19c1495939d83fb50729345b07daa
[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] 48d1565495b62ffefbd9574894287f1718eb06156b2768fb605f2d24d46daff5
[INFO] running `Command { std: "docker" "start" "-a" "48d1565495b62ffefbd9574894287f1718eb06156b2768fb605f2d24d46daff5", kill_on_drop: false }`
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking libc v0.2.112
[INFO] [stderr]     Checking getrandom v0.2.4
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking console v0.15.0
[INFO] [stderr]  Documenting Rust2048 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.24s
[INFO] running `Command { std: "docker" "inspect" "48d1565495b62ffefbd9574894287f1718eb06156b2768fb605f2d24d46daff5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48d1565495b62ffefbd9574894287f1718eb06156b2768fb605f2d24d46daff5", kill_on_drop: false }`
[INFO] [stdout] 48d1565495b62ffefbd9574894287f1718eb06156b2768fb605f2d24d46daff5