[INFO] cloning repository https://github.com/singee-study/rust-minigrep
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/singee-study/rust-minigrep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsingee-study%2Frust-minigrep", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsingee-study%2Frust-minigrep'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] babb4380d0cb6ccfada4d121802f5d17b0ade8e9
[INFO] documenting singee-study/rust-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%2Fsingee-study%2Frust-minigrep" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/singee-study/rust-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/singee-study/rust-minigrep
[INFO] finished tweaking git repo https://github.com/singee-study/rust-minigrep
[INFO] tweaked toml for git repo https://github.com/singee-study/rust-minigrep written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/singee-study/rust-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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 1795296d37b918b6b5f4f34926f45ec2db41ffb865926f0be3a02ff3f0a8cc9f
[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" "1795296d37b918b6b5f4f34926f45ec2db41ffb865926f0be3a02ff3f0a8cc9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1795296d37b918b6b5f4f34926f45ec2db41ffb865926f0be3a02ff3f0a8cc9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1795296d37b918b6b5f4f34926f45ec2db41ffb865926f0be3a02ff3f0a8cc9f", kill_on_drop: false }`
[INFO] [stdout] 1795296d37b918b6b5f4f34926f45ec2db41ffb865926f0be3a02ff3f0a8cc9f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 6475d17b65bc99410bf87d93f96cec66f3a7de11a12e1b44d2e838b415210b26
[INFO] running `Command { std: "docker" "start" "-a" "6475d17b65bc99410bf87d93f96cec66f3a7de11a12e1b44d2e838b415210b26", kill_on_drop: false }`
[INFO] [stderr]  Documenting minigrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.13s
[INFO] running `Command { std: "docker" "inspect" "6475d17b65bc99410bf87d93f96cec66f3a7de11a12e1b44d2e838b415210b26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6475d17b65bc99410bf87d93f96cec66f3a7de11a12e1b44d2e838b415210b26", kill_on_drop: false }`
[INFO] [stdout] 6475d17b65bc99410bf87d93f96cec66f3a7de11a12e1b44d2e838b415210b26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=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] 706ff2620d35d6b6867cb90e55d75745fdffc07a52320f88fe29bff468bd5a5a
[INFO] running `Command { std: "docker" "start" "-a" "706ff2620d35d6b6867cb90e55d75745fdffc07a52320f88fe29bff468bd5a5a", 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" "706ff2620d35d6b6867cb90e55d75745fdffc07a52320f88fe29bff468bd5a5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "706ff2620d35d6b6867cb90e55d75745fdffc07a52320f88fe29bff468bd5a5a", kill_on_drop: false }`
[INFO] [stdout] 706ff2620d35d6b6867cb90e55d75745fdffc07a52320f88fe29bff468bd5a5a