[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 try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryanhofer%2Fadventofcode2018" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ryanhofer/adventofcode2018 on toolchain 66dfc4e010913fbed0c4ea91fc2c010004b0f441
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "read-manifest" "--manifest-path" "Cargo.toml", 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-2/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" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b8b15eedaa2f1c0e219ba6411589bb1218b38d01804fc1c89bc399b324e1997a
[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" "b8b15eedaa2f1c0e219ba6411589bb1218b38d01804fc1c89bc399b324e1997a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8b15eedaa2f1c0e219ba6411589bb1218b38d01804fc1c89bc399b324e1997a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8b15eedaa2f1c0e219ba6411589bb1218b38d01804fc1c89bc399b324e1997a", kill_on_drop: false }`
[INFO] [stdout] b8b15eedaa2f1c0e219ba6411589bb1218b38d01804fc1c89bc399b324e1997a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "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] 2bffce8c7fdc197d4c1c66e20313a8d41b3582b1b46755d986fe6bc1913ebbf3
[INFO] running `Command { std: "docker" "start" "-a" "2bffce8c7fdc197d4c1c66e20313a8d41b3582b1b46755d986fe6bc1913ebbf3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking lazy_static v1.2.0
[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]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking scan_fmt v0.1.3
[INFO] [stderr]     Checking adventofcode2018 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting 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 day9 src/bin/day9/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern adventofcode2018=/opt/rustwide/target/debug/deps/libadventofcode2018-10a466917885fb65.rmeta --extern intrusive_collections=/opt/rustwide/target/debug/deps/libintrusive_collections-05a32f745a3a659f.rmeta --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-0d66e0dcb91173d1.rmeta --extern scan_fmt=/opt/rustwide/target/debug/deps/libscan_fmt-0369054e0950e90c.rmeta --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "2bffce8c7fdc197d4c1c66e20313a8d41b3582b1b46755d986fe6bc1913ebbf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bffce8c7fdc197d4c1c66e20313a8d41b3582b1b46755d986fe6bc1913ebbf3", kill_on_drop: false }`
[INFO] [stdout] 2bffce8c7fdc197d4c1c66e20313a8d41b3582b1b46755d986fe6bc1913ebbf3