[INFO] cloning repository https://github.com/kaito0228/first_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kaito0228/first_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaito0228%2Ffirst_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaito0228%2Ffirst_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a80b44a60d15585935cce556f76831965160554a
[INFO] documenting kaito0228/first_rust 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%2Fkaito0228%2Ffirst_rust" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kaito0228/first_rust 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/kaito0228/first_rust
[INFO] finished tweaking git repo https://github.com/kaito0228/first_rust
[INFO] tweaked toml for git repo https://github.com/kaito0228/first_rust written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/kaito0228/first_rust 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 4e18b02c9c6226413476b59795d1780339d0f252cb7f31c4dc3b757cacaed3f0
[INFO] running `Command { std: "docker" "start" "-a" "4e18b02c9c6226413476b59795d1780339d0f252cb7f31c4dc3b757cacaed3f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e18b02c9c6226413476b59795d1780339d0f252cb7f31c4dc3b757cacaed3f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e18b02c9c6226413476b59795d1780339d0f252cb7f31c4dc3b757cacaed3f0", kill_on_drop: false }`
[INFO] [stdout] 4e18b02c9c6226413476b59795d1780339d0f252cb7f31c4dc3b757cacaed3f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 1cd88399b9be68bd9123c434f1bbcf1545411d537adcb96ea8b3496792d9a81b
[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" "1cd88399b9be68bd9123c434f1bbcf1545411d537adcb96ea8b3496792d9a81b", kill_on_drop: false }`
[INFO] [stderr]  Documenting first_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.88s
[INFO] running `Command { std: "docker" "inspect" "1cd88399b9be68bd9123c434f1bbcf1545411d537adcb96ea8b3496792d9a81b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cd88399b9be68bd9123c434f1bbcf1545411d537adcb96ea8b3496792d9a81b", kill_on_drop: false }`
[INFO] [stdout] 1cd88399b9be68bd9123c434f1bbcf1545411d537adcb96ea8b3496792d9a81b