[INFO] cloning repository https://github.com/AlexanderHarrison/TetrisPercent
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AlexanderHarrison/TetrisPercent" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexanderHarrison%2FTetrisPercent", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexanderHarrison%2FTetrisPercent'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 74024ab221ec6b2276b1b48b0801be91f2245f3a
[INFO] documenting AlexanderHarrison/TetrisPercent against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexanderHarrison%2FTetrisPercent" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AlexanderHarrison/TetrisPercent on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AlexanderHarrison/TetrisPercent
[INFO] finished tweaking git repo https://github.com/AlexanderHarrison/TetrisPercent
[INFO] tweaked toml for git repo https://github.com/AlexanderHarrison/TetrisPercent written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/AlexanderHarrison/TetrisPercent already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 532f9175c097c4c620a3d47c945232f06a02b4b8ec6d6cbd1f23e3eee37e9b5d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "532f9175c097c4c620a3d47c945232f06a02b4b8ec6d6cbd1f23e3eee37e9b5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "532f9175c097c4c620a3d47c945232f06a02b4b8ec6d6cbd1f23e3eee37e9b5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "532f9175c097c4c620a3d47c945232f06a02b4b8ec6d6cbd1f23e3eee37e9b5d", kill_on_drop: false }`
[INFO] [stdout] 532f9175c097c4c620a3d47c945232f06a02b4b8ec6d6cbd1f23e3eee37e9b5d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 98509d0f60c5d7ad25d4d4c601748d8864b5304645772532b5765d21b3322dd9
[INFO] running `Command { std: "docker" "start" "-a" "98509d0f60c5d7ad25d4d4c601748d8864b5304645772532b5765d21b3322dd9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]     Checking urlparse v0.7.3
[INFO] [stderr]     Checking permutohedron v0.2.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]  Documenting percentage v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.93s
[INFO] running `Command { std: "docker" "inspect" "98509d0f60c5d7ad25d4d4c601748d8864b5304645772532b5765d21b3322dd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98509d0f60c5d7ad25d4d4c601748d8864b5304645772532b5765d21b3322dd9", kill_on_drop: false }`
[INFO] [stdout] 98509d0f60c5d7ad25d4d4c601748d8864b5304645772532b5765d21b3322dd9