[INFO] cloning repository https://github.com/MarkusVidefors/hashcode-2021
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MarkusVidefors/hashcode-2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarkusVidefors%2Fhashcode-2021", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarkusVidefors%2Fhashcode-2021'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 95ed4bcf9b35fde8abbba3b9828d66e5ea1758df
[INFO] documenting MarkusVidefors/hashcode-2021 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%2FMarkusVidefors%2Fhashcode-2021" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MarkusVidefors/hashcode-2021 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/MarkusVidefors/hashcode-2021
[INFO] finished tweaking git repo https://github.com/MarkusVidefors/hashcode-2021
[INFO] tweaked toml for git repo https://github.com/MarkusVidefors/hashcode-2021 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/MarkusVidefors/hashcode-2021 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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stdout] c139edfbccf11a229d84ff6856010e8bd46e55cd507dbb17d9d1a43ec06fbef6
[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" "c139edfbccf11a229d84ff6856010e8bd46e55cd507dbb17d9d1a43ec06fbef6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c139edfbccf11a229d84ff6856010e8bd46e55cd507dbb17d9d1a43ec06fbef6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c139edfbccf11a229d84ff6856010e8bd46e55cd507dbb17d9d1a43ec06fbef6", kill_on_drop: false }`
[INFO] [stdout] c139edfbccf11a229d84ff6856010e8bd46e55cd507dbb17d9d1a43ec06fbef6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stdout] 2b36fe7f9a7a882ba9b4bf2abd7c5f92e59bcbd2eb845a85393d580e9739e45a
[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" "2b36fe7f9a7a882ba9b4bf2abd7c5f92e59bcbd2eb845a85393d580e9739e45a", kill_on_drop: false }`
[INFO] [stderr]  Documenting practice_round v0.1.0 (/opt/rustwide/workdir/practice_round)
[INFO] [stderr]  Documenting main v0.1.0 (/opt/rustwide/workdir/main)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.26s
[INFO] running `Command { std: "docker" "inspect" "2b36fe7f9a7a882ba9b4bf2abd7c5f92e59bcbd2eb845a85393d580e9739e45a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b36fe7f9a7a882ba9b4bf2abd7c5f92e59bcbd2eb845a85393d580e9739e45a", kill_on_drop: false }`
[INFO] [stdout] 2b36fe7f9a7a882ba9b4bf2abd7c5f92e59bcbd2eb845a85393d580e9739e45a