[INFO] cloning repository https://github.com/ValliereMagic/RustFibonacciBench
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ValliereMagic/RustFibonacciBench" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FValliereMagic%2FRustFibonacciBench", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FValliereMagic%2FRustFibonacciBench'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d12e559f8d022c21c452374a4f6f32297837a21a
[INFO] documenting ValliereMagic/RustFibonacciBench against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FValliereMagic%2FRustFibonacciBench" "/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/ValliereMagic/RustFibonacciBench 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/ValliereMagic/RustFibonacciBench
[INFO] finished tweaking git repo https://github.com/ValliereMagic/RustFibonacciBench
[INFO] tweaked toml for git repo https://github.com/ValliereMagic/RustFibonacciBench written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/ValliereMagic/RustFibonacciBench 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-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" "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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1600045b05d8e51ea3e33e5b1895348af425b03e6d388e6c82176a37774c5219
[INFO] running `Command { std: "docker" "start" "-a" "1600045b05d8e51ea3e33e5b1895348af425b03e6d388e6c82176a37774c5219", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1600045b05d8e51ea3e33e5b1895348af425b03e6d388e6c82176a37774c5219", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1600045b05d8e51ea3e33e5b1895348af425b03e6d388e6c82176a37774c5219", kill_on_drop: false }`
[INFO] [stdout] 1600045b05d8e51ea3e33e5b1895348af425b03e6d388e6c82176a37774c5219
[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" "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] 492ee086438fcaf2c5805c7a369a1a2b355952db913ea1633b64ce8f1734785f
[INFO] running `Command { std: "docker" "start" "-a" "492ee086438fcaf2c5805c7a369a1a2b355952db913ea1633b64ce8f1734785f", kill_on_drop: false }`
[INFO] [stderr]  Documenting fibonacci_bench v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.54s
[INFO] running `Command { std: "docker" "inspect" "492ee086438fcaf2c5805c7a369a1a2b355952db913ea1633b64ce8f1734785f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "492ee086438fcaf2c5805c7a369a1a2b355952db913ea1633b64ce8f1734785f", kill_on_drop: false }`
[INFO] [stdout] 492ee086438fcaf2c5805c7a369a1a2b355952db913ea1633b64ce8f1734785f