[INFO] cloning repository https://github.com/KalitaAlexey/test_return_self
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/KalitaAlexey/test_return_self" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKalitaAlexey%2Ftest_return_self", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKalitaAlexey%2Ftest_return_self'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c9d8d101bb93c2a67a1aa085ab90a1c69ca68d81
[INFO] documenting KalitaAlexey/test_return_self against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKalitaAlexey%2Ftest_return_self" "/workspace/builds/worker-31/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-31/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/KalitaAlexey/test_return_self on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/KalitaAlexey/test_return_self
[INFO] finished tweaking git repo https://github.com/KalitaAlexey/test_return_self
[INFO] tweaked toml for git repo https://github.com/KalitaAlexey/test_return_self written to /workspace/builds/worker-31/source/Cargo.toml
[INFO] crate git repo https://github.com/KalitaAlexey/test_return_self already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b77631ffb59ba83e94dbf407c0c78d260ad5f1a6d589860f9ed2887cd73291c7
[INFO] running `Command { std: "docker" "start" "-a" "b77631ffb59ba83e94dbf407c0c78d260ad5f1a6d589860f9ed2887cd73291c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b77631ffb59ba83e94dbf407c0c78d260ad5f1a6d589860f9ed2887cd73291c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b77631ffb59ba83e94dbf407c0c78d260ad5f1a6d589860f9ed2887cd73291c7", kill_on_drop: false }`
[INFO] [stdout] b77631ffb59ba83e94dbf407c0c78d260ad5f1a6d589860f9ed2887cd73291c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 62bd8e444198013f2ae6cca0ac8f7591ad19c9299d40edde9c548b5c87a1de9f
[INFO] running `Command { std: "docker" "start" "-a" "62bd8e444198013f2ae6cca0ac8f7591ad19c9299d40edde9c548b5c87a1de9f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Documenting test_return_self v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `Command { std: "docker" "inspect" "62bd8e444198013f2ae6cca0ac8f7591ad19c9299d40edde9c548b5c87a1de9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62bd8e444198013f2ae6cca0ac8f7591ad19c9299d40edde9c548b5c87a1de9f", kill_on_drop: false }`
[INFO] [stdout] 62bd8e444198013f2ae6cca0ac8f7591ad19c9299d40edde9c548b5c87a1de9f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 6d992e0f8766e64e0eb3fc4bf511b265f1402365e94775919537324fab0b3db6
[INFO] running `Command { std: "docker" "start" "-a" "6d992e0f8766e64e0eb3fc4bf511b265f1402365e94775919537324fab0b3db6", kill_on_drop: false }`
[INFO] [stderr]  Documenting test_return_self v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "6d992e0f8766e64e0eb3fc4bf511b265f1402365e94775919537324fab0b3db6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d992e0f8766e64e0eb3fc4bf511b265f1402365e94775919537324fab0b3db6", kill_on_drop: false }`
[INFO] [stdout] 6d992e0f8766e64e0eb3fc4bf511b265f1402365e94775919537324fab0b3db6