[INFO] cloning repository https://github.com/CallumHoward/walker
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CallumHoward/walker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCallumHoward%2Fwalker", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCallumHoward%2Fwalker'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 520ce48eee602ad01de6343e4fa1b5916ce0b900
[INFO] documenting CallumHoward/walker 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%2FCallumHoward%2Fwalker" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/CallumHoward/walker 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/CallumHoward/walker
[INFO] finished tweaking git repo https://github.com/CallumHoward/walker
[INFO] tweaked toml for git repo https://github.com/CallumHoward/walker written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/CallumHoward/walker 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded walkdir v1.0.7
[INFO] [stderr]   Downloaded unreachable v0.1.1
[INFO] [stderr]   Downloaded aho-corasick v0.6.3
[INFO] [stderr]   Downloaded same-file v0.1.3
[INFO] [stderr]   Downloaded log v0.3.8
[INFO] [stderr]   Downloaded regex-syntax v0.4.1
[INFO] [stderr]   Downloaded lazy_static v0.2.8
[INFO] [stderr]   Downloaded fnv v1.0.5
[INFO] [stderr]   Downloaded thread_local v0.3.3
[INFO] [stderr]   Downloaded regex v0.2.2
[INFO] [stderr]   Downloaded thread-id v3.1.0
[INFO] [stderr]   Downloaded libc v0.2.24
[INFO] [stderr]   Downloaded ignore v0.2.0
[INFO] [stderr]   Downloaded crossbeam v0.2.10
[INFO] [stderr]   Downloaded globset v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 58dd3fa01d0b3a1bd61a4dc83cdcb2d9394ff19d3f115351d5fc0cc7817e8c17
[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" "58dd3fa01d0b3a1bd61a4dc83cdcb2d9394ff19d3f115351d5fc0cc7817e8c17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "58dd3fa01d0b3a1bd61a4dc83cdcb2d9394ff19d3f115351d5fc0cc7817e8c17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58dd3fa01d0b3a1bd61a4dc83cdcb2d9394ff19d3f115351d5fc0cc7817e8c17", kill_on_drop: false }`
[INFO] [stdout] 58dd3fa01d0b3a1bd61a4dc83cdcb2d9394ff19d3f115351d5fc0cc7817e8c17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e7e9669061e9dafdf0b2ab174ccc68c6f061c88533b2d323950134f657479e25
[INFO] running `Command { std: "docker" "start" "-a" "e7e9669061e9dafdf0b2ab174ccc68c6f061c88533b2d323950134f657479e25", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.24
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking regex-syntax v0.4.1
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]     Checking same-file v0.1.3
[INFO] [stderr]     Checking fnv v1.0.5
[INFO] [stderr]     Checking log v0.3.8
[INFO] [stderr]     Checking crossbeam v0.2.10
[INFO] [stderr]     Checking lazy_static v0.2.8
[INFO] [stderr]     Checking unreachable v0.1.1
[INFO] [stderr]     Checking walkdir v1.0.7
[INFO] [stderr]     Checking thread-id v3.1.0
[INFO] [stderr]     Checking memchr v1.0.1
[INFO] [stderr]     Checking thread_local v0.3.3
[INFO] [stderr]     Checking aho-corasick v0.6.3
[INFO] [stderr]     Checking regex v0.2.2
[INFO] [stderr]     Checking globset v0.2.0
[INFO] [stderr]     Checking ignore v0.2.0
[INFO] [stderr]  Documenting walker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.47s
[INFO] running `Command { std: "docker" "inspect" "e7e9669061e9dafdf0b2ab174ccc68c6f061c88533b2d323950134f657479e25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7e9669061e9dafdf0b2ab174ccc68c6f061c88533b2d323950134f657479e25", kill_on_drop: false }`
[INFO] [stdout] e7e9669061e9dafdf0b2ab174ccc68c6f061c88533b2d323950134f657479e25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 88bae640c649053e6876af3e865341deb459d896c9cae1b7c6c0442210cc3d68
[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" "88bae640c649053e6876af3e865341deb459d896c9cae1b7c6c0442210cc3d68", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.24
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking regex-syntax v0.4.1
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]     Checking log v0.3.8
[INFO] [stderr]     Checking fnv v1.0.5
[INFO] [stderr]     Checking same-file v0.1.3
[INFO] [stderr]     Checking lazy_static v0.2.8
[INFO] [stderr]     Checking crossbeam v0.2.10
[INFO] [stderr]     Checking walkdir v1.0.7
[INFO] [stderr]     Checking unreachable v0.1.1
[INFO] [stderr]     Checking memchr v1.0.1
[INFO] [stderr]     Checking thread-id v3.1.0
[INFO] [stderr]     Checking thread_local v0.3.3
[INFO] [stderr]     Checking aho-corasick v0.6.3
[INFO] [stderr]     Checking regex v0.2.2
[INFO] [stderr]     Checking globset v0.2.0
[INFO] [stderr]     Checking ignore v0.2.0
[INFO] [stderr]  Documenting walker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.43s
[INFO] running `Command { std: "docker" "inspect" "88bae640c649053e6876af3e865341deb459d896c9cae1b7c6c0442210cc3d68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88bae640c649053e6876af3e865341deb459d896c9cae1b7c6c0442210cc3d68", kill_on_drop: false }`
[INFO] [stdout] 88bae640c649053e6876af3e865341deb459d896c9cae1b7c6c0442210cc3d68