[INFO] cloning repository https://github.com/ryanhofer/adventofcode2018
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ryanhofer/adventofcode2018" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryanhofer%2Fadventofcode2018", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryanhofer%2Fadventofcode2018'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 765d82200d38f6f2e186e466f087eeabeee20794
[INFO] documenting ryanhofer/adventofcode2018 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%2Fryanhofer%2Fadventofcode2018" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ryanhofer/adventofcode2018 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/ryanhofer/adventofcode2018
[INFO] finished tweaking git repo https://github.com/ryanhofer/adventofcode2018
[INFO] tweaked toml for git repo https://github.com/ryanhofer/adventofcode2018 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/ryanhofer/adventofcode2018 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded intrusive-collections v0.6.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 093fce46222ddd36b5ca9768798faec6414264aec8873cf4fbf5772d16a0c9d4
[INFO] running `Command { std: "docker" "start" "-a" "093fce46222ddd36b5ca9768798faec6414264aec8873cf4fbf5772d16a0c9d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "093fce46222ddd36b5ca9768798faec6414264aec8873cf4fbf5772d16a0c9d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "093fce46222ddd36b5ca9768798faec6414264aec8873cf4fbf5772d16a0c9d4", kill_on_drop: false }`
[INFO] [stdout] 093fce46222ddd36b5ca9768798faec6414264aec8873cf4fbf5772d16a0c9d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 9d7b678e1a8aad1faca8b6d4a5d2f7de27819564e31bbedf9ba841f83599fa9d
[INFO] running `Command { std: "docker" "start" "-a" "9d7b678e1a8aad1faca8b6d4a5d2f7de27819564e31bbedf9ba841f83599fa9d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]     Checking intrusive-collections v0.6.8
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking regex v0.2.11
[INFO] [stderr]     Checking scan_fmt v0.1.3
[INFO] [stderr]  Documenting adventofcode2018 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking adventofcode2018 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not document `adventofcode2018`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name day12 src/bin/day12/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=3f8e64769c933a09 -L dependency=/opt/rustwide/target/debug/deps --extern adventofcode2018=/opt/rustwide/target/debug/deps/libadventofcode2018-b9195f9380d35a5e.rmeta --extern intrusive_collections=/opt/rustwide/target/debug/deps/libintrusive_collections-56ff5b5ca5caf606.rmeta --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-ca1fbec95cce5b33.rmeta --extern scan_fmt=/opt/rustwide/target/debug/deps/libscan_fmt-c0eae50fd65e2ec9.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not document `adventofcode2018`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name day9 src/bin/day9/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=9f3bc1310dd47c7e -L dependency=/opt/rustwide/target/debug/deps --extern adventofcode2018=/opt/rustwide/target/debug/deps/libadventofcode2018-b9195f9380d35a5e.rmeta --extern intrusive_collections=/opt/rustwide/target/debug/deps/libintrusive_collections-56ff5b5ca5caf606.rmeta --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-ca1fbec95cce5b33.rmeta --extern scan_fmt=/opt/rustwide/target/debug/deps/libscan_fmt-c0eae50fd65e2ec9.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `adventofcode2018`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name day3 src/bin/day3/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=8ad2c44be9ca6f8f -L dependency=/opt/rustwide/target/debug/deps --extern adventofcode2018=/opt/rustwide/target/debug/deps/libadventofcode2018-b9195f9380d35a5e.rmeta --extern intrusive_collections=/opt/rustwide/target/debug/deps/libintrusive_collections-56ff5b5ca5caf606.rmeta --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-ca1fbec95cce5b33.rmeta --extern scan_fmt=/opt/rustwide/target/debug/deps/libscan_fmt-c0eae50fd65e2ec9.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `adventofcode2018`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name day13 src/bin/day13/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=24c3406cdbbe6c9f -L dependency=/opt/rustwide/target/debug/deps --extern adventofcode2018=/opt/rustwide/target/debug/deps/libadventofcode2018-b9195f9380d35a5e.rmeta --extern intrusive_collections=/opt/rustwide/target/debug/deps/libintrusive_collections-56ff5b5ca5caf606.rmeta --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-ca1fbec95cce5b33.rmeta --extern scan_fmt=/opt/rustwide/target/debug/deps/libscan_fmt-c0eae50fd65e2ec9.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `adventofcode2018`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name day4 src/bin/day4/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=945c10578624c6d8 -L dependency=/opt/rustwide/target/debug/deps --extern adventofcode2018=/opt/rustwide/target/debug/deps/libadventofcode2018-b9195f9380d35a5e.rmeta --extern intrusive_collections=/opt/rustwide/target/debug/deps/libintrusive_collections-56ff5b5ca5caf606.rmeta --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-ca1fbec95cce5b33.rmeta --extern scan_fmt=/opt/rustwide/target/debug/deps/libscan_fmt-c0eae50fd65e2ec9.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "9d7b678e1a8aad1faca8b6d4a5d2f7de27819564e31bbedf9ba841f83599fa9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d7b678e1a8aad1faca8b6d4a5d2f7de27819564e31bbedf9ba841f83599fa9d", kill_on_drop: false }`
[INFO] [stdout] 9d7b678e1a8aad1faca8b6d4a5d2f7de27819564e31bbedf9ba841f83599fa9d