[INFO] cloning repository https://github.com/anyu/minigrep
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/anyu/minigrep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanyu%2Fminigrep", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanyu%2Fminigrep'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 90a63b3f8576d2d58225627f2d92a2a58becad18
[INFO] documenting anyu/minigrep 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%2Fanyu%2Fminigrep" "/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/anyu/minigrep 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/anyu/minigrep
[INFO] finished tweaking git repo https://github.com/anyu/minigrep
[INFO] tweaked toml for git repo https://github.com/anyu/minigrep written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/anyu/minigrep 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] a00257904bfc7f54834507661d7273648d9e3d8dec65ed1b10f0aeab84007dd0
[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" "a00257904bfc7f54834507661d7273648d9e3d8dec65ed1b10f0aeab84007dd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a00257904bfc7f54834507661d7273648d9e3d8dec65ed1b10f0aeab84007dd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a00257904bfc7f54834507661d7273648d9e3d8dec65ed1b10f0aeab84007dd0", kill_on_drop: false }`
[INFO] [stdout] a00257904bfc7f54834507661d7273648d9e3d8dec65ed1b10f0aeab84007dd0
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 13e3777c63d5f4fa9e48a1c44ce038616f9941a3704ab2f514ce730a73f15cfd
[INFO] running `Command { std: "docker" "start" "-a" "13e3777c63d5f4fa9e48a1c44ce038616f9941a3704ab2f514ce730a73f15cfd", kill_on_drop: false }`
[INFO] [stderr]  Documenting minigrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.81s
[INFO] running `Command { std: "docker" "inspect" "13e3777c63d5f4fa9e48a1c44ce038616f9941a3704ab2f514ce730a73f15cfd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13e3777c63d5f4fa9e48a1c44ce038616f9941a3704ab2f514ce730a73f15cfd", kill_on_drop: false }`
[INFO] [stdout] 13e3777c63d5f4fa9e48a1c44ce038616f9941a3704ab2f514ce730a73f15cfd
[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" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-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" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", 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] 8a2a3047f2ebbb177519fed60e93aef8552f2d38e390f55e181e7e53b3f06ad8
[INFO] running `Command { std: "docker" "start" "-a" "8a2a3047f2ebbb177519fed60e93aef8552f2d38e390f55e181e7e53b3f06ad8", kill_on_drop: false }`
[INFO] [stderr]  Documenting minigrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.60s
[INFO] running `Command { std: "docker" "inspect" "8a2a3047f2ebbb177519fed60e93aef8552f2d38e390f55e181e7e53b3f06ad8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a2a3047f2ebbb177519fed60e93aef8552f2d38e390f55e181e7e53b3f06ad8", kill_on_drop: false }`
[INFO] [stdout] 8a2a3047f2ebbb177519fed60e93aef8552f2d38e390f55e181e7e53b3f06ad8