[INFO] cloning repository https://github.com/glyph207/BPMCounter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/glyph207/BPMCounter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fglyph207%2FBPMCounter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fglyph207%2FBPMCounter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7bd2b1ebfa995b963e07ef088086ae2764611a1b
[INFO] documenting glyph207/BPMCounter against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fglyph207%2FBPMCounter" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/glyph207/BPMCounter on toolchain 394e1b40d264aa6928811919c1124fa248e7d802
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/glyph207/BPMCounter
[INFO] finished tweaking git repo https://github.com/glyph207/BPMCounter
[INFO] tweaked toml for git repo https://github.com/glyph207/BPMCounter written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/glyph207/BPMCounter already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 179ac099b26cd3528b55932d1f437a858988ff867d13af645e443dd812bdf6dd
[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" "179ac099b26cd3528b55932d1f437a858988ff867d13af645e443dd812bdf6dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "179ac099b26cd3528b55932d1f437a858988ff867d13af645e443dd812bdf6dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "179ac099b26cd3528b55932d1f437a858988ff867d13af645e443dd812bdf6dd", kill_on_drop: false }`
[INFO] [stdout] 179ac099b26cd3528b55932d1f437a858988ff867d13af645e443dd812bdf6dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "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] 926ff5c2cb13660e4fbc9574610819794a1a970b62c5d385fd787cfc83e70b98
[INFO] running `Command { std: "docker" "start" "-a" "926ff5c2cb13660e4fbc9574610819794a1a970b62c5d385fd787cfc83e70b98", kill_on_drop: false }`
[INFO] [stderr]  Documenting bpm_counter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.21s
[INFO] running `Command { std: "docker" "inspect" "926ff5c2cb13660e4fbc9574610819794a1a970b62c5d385fd787cfc83e70b98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "926ff5c2cb13660e4fbc9574610819794a1a970b62c5d385fd787cfc83e70b98", kill_on_drop: false }`
[INFO] [stdout] 926ff5c2cb13660e4fbc9574610819794a1a970b62c5d385fd787cfc83e70b98