[INFO] cloning repository https://github.com/mbroeders/rstow
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mbroeders/rstow" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmbroeders%2Frstow", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmbroeders%2Frstow'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3fd8311e955602b563d164017d1c256fd4e2bf0e
[INFO] documenting mbroeders/rstow against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmbroeders%2Frstow" "/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/mbroeders/rstow on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mbroeders/rstow
[INFO] finished tweaking git repo https://github.com/mbroeders/rstow
[INFO] tweaked toml for git repo https://github.com/mbroeders/rstow written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/mbroeders/rstow already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+beta-2022-05-20" "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] b882a4f73af782c2f22187f0c93854ad36bdda8c25c9ef62532792a2195721e9
[INFO] running `Command { std: "docker" "start" "-a" "b882a4f73af782c2f22187f0c93854ad36bdda8c25c9ef62532792a2195721e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b882a4f73af782c2f22187f0c93854ad36bdda8c25c9ef62532792a2195721e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b882a4f73af782c2f22187f0c93854ad36bdda8c25c9ef62532792a2195721e9", kill_on_drop: false }`
[INFO] [stdout] b882a4f73af782c2f22187f0c93854ad36bdda8c25c9ef62532792a2195721e9
[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" "+beta-2022-05-20" "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] a9f0b13a65cc63b16285c848f9c0b032640e67ef8c3626872aad531b1b947ae4
[INFO] running `Command { std: "docker" "start" "-a" "a9f0b13a65cc63b16285c848f9c0b032640e67ef8c3626872aad531b1b947ae4", kill_on_drop: false }`
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking dirs v4.0.0
[INFO] [stderr]  Documenting rstow v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.00s
[INFO] running `Command { std: "docker" "inspect" "a9f0b13a65cc63b16285c848f9c0b032640e67ef8c3626872aad531b1b947ae4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9f0b13a65cc63b16285c848f9c0b032640e67ef8c3626872aad531b1b947ae4", kill_on_drop: false }`
[INFO] [stdout] a9f0b13a65cc63b16285c848f9c0b032640e67ef8c3626872aad531b1b947ae4