[INFO] cloning repository https://github.com/plantfansam/cowsay-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/plantfansam/cowsay-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fplantfansam%2Fcowsay-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fplantfansam%2Fcowsay-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 50b89ee58df2cad5162488c390ba6a98a45e8333
[INFO] documenting plantfansam/cowsay-rust against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fplantfansam%2Fcowsay-rust" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/plantfansam/cowsay-rust on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/plantfansam/cowsay-rust
[INFO] finished tweaking git repo https://github.com/plantfansam/cowsay-rust
[INFO] tweaked toml for git repo https://github.com/plantfansam/cowsay-rust written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/plantfansam/cowsay-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6b49e0c04b0c594d56e28dc0b217f6bc2d1ddd62448c0a3e0f2392d8f4d23ee3
[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" "6b49e0c04b0c594d56e28dc0b217f6bc2d1ddd62448c0a3e0f2392d8f4d23ee3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b49e0c04b0c594d56e28dc0b217f6bc2d1ddd62448c0a3e0f2392d8f4d23ee3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b49e0c04b0c594d56e28dc0b217f6bc2d1ddd62448c0a3e0f2392d8f4d23ee3", kill_on_drop: false }`
[INFO] [stdout] 6b49e0c04b0c594d56e28dc0b217f6bc2d1ddd62448c0a3e0f2392d8f4d23ee3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c18b3453374c6cfa7cd0b87d04caccdb50d3a0d7a8c6dc3eff8cc69acebc72d3
[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" "c18b3453374c6cfa7cd0b87d04caccdb50d3a0d7a8c6dc3eff8cc69acebc72d3", kill_on_drop: false }`
[INFO] [stderr]  Documenting cowsay-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.40s
[INFO] running `Command { std: "docker" "inspect" "c18b3453374c6cfa7cd0b87d04caccdb50d3a0d7a8c6dc3eff8cc69acebc72d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c18b3453374c6cfa7cd0b87d04caccdb50d3a0d7a8c6dc3eff8cc69acebc72d3", kill_on_drop: false }`
[INFO] [stdout] c18b3453374c6cfa7cd0b87d04caccdb50d3a0d7a8c6dc3eff8cc69acebc72d3