[INFO] cloning repository https://github.com/librespot-org/librespotd
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/librespot-org/librespotd" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flibrespot-org%2Flibrespotd", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flibrespot-org%2Flibrespotd'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a018df72c3611638530fe8d1f4dba86f2c035279
[INFO] documenting librespot-org/librespotd 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%2Flibrespot-org%2Flibrespotd" "/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/librespot-org/librespotd 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/librespot-org/librespotd
[INFO] finished tweaking git repo https://github.com/librespot-org/librespotd
[INFO] tweaked toml for git repo https://github.com/librespot-org/librespotd written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/librespot-org/librespotd 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]     Updating git repository `https://github.com/librespot-org/librespot`
[INFO] [stderr]     Updating git repository `https://github.com/awmath/rust-crypto.git`
[INFO] [stderr]     Updating git repository `https://github.com/plietar/rust-mdns`
[INFO] [stderr]     Updating git repository `https://github.com/plietar/dns-parser`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-io v0.1.5
[INFO] [stderr]   Downloaded quick-error v1.2.1
[INFO] [stderr]   Downloaded mio v0.6.13
[INFO] [stderr]   Downloaded num-bigint v0.1.43
[INFO] [stderr]   Downloaded num-integer v0.1.36
[INFO] [stderr]   Downloaded ogg v0.5.1
[INFO] [stderr]   Downloaded multimap v0.3.0
[INFO] [stderr]   Downloaded tempfile v2.2.0
[INFO] [stderr]   Downloaded tokio-signal v0.1.4
[INFO] [stderr]   Downloaded regex v0.2.6
[INFO] [stderr]   Downloaded mio-uds v0.6.4
[INFO] [stderr]   Downloaded num-traits v0.2.0
[INFO] [stderr]   Downloaded socket2 v0.2.4
[INFO] [stderr]   Downloaded hyper v0.11.18
[INFO] [stderr]   Downloaded linear-map v1.2.0
[INFO] [stderr]   Downloaded error-chain v0.9.0
[INFO] [stderr]   Downloaded rustc_version v0.2.2
[INFO] [stderr]   Downloaded protobuf v1.4.3
[INFO] [stderr]   Downloaded portaudio-rs v0.3.0
[INFO] [stderr]   Downloaded uuid v0.4.0
[INFO] [stderr]   Downloaded vergen v0.1.1
[INFO] [stderr]   Downloaded rpassword v0.3.1
[INFO] [stderr]   Downloaded getopts v0.2.17
[INFO] [stderr]   Downloaded extprim v1.5.1
[INFO] [stderr]   Downloaded lewton v0.8.0
[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" "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] ee7dd53af79642207601b6bafc05fca8a4f4c10419c97ba156a7564a0f922c74
[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" "ee7dd53af79642207601b6bafc05fca8a4f4c10419c97ba156a7564a0f922c74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ee7dd53af79642207601b6bafc05fca8a4f4c10419c97ba156a7564a0f922c74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee7dd53af79642207601b6bafc05fca8a4f4c10419c97ba156a7564a0f922c74", kill_on_drop: false }`
[INFO] [stdout] ee7dd53af79642207601b6bafc05fca8a4f4c10419c97ba156a7564a0f922c74
[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" "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] 66905d1a78c4819d7bee1d3d684ffd227a2ae84ce6ec86710b5b42f56e8fccfb
[INFO] running `Command { std: "docker" "start" "-a" "66905d1a78c4819d7bee1d3d684ffd227a2ae84ce6ec86710b5b42f56e8fccfb", kill_on_drop: false }`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "66905d1a78c4819d7bee1d3d684ffd227a2ae84ce6ec86710b5b42f56e8fccfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66905d1a78c4819d7bee1d3d684ffd227a2ae84ce6ec86710b5b42f56e8fccfb", kill_on_drop: false }`
[INFO] [stdout] 66905d1a78c4819d7bee1d3d684ffd227a2ae84ce6ec86710b5b42f56e8fccfb