[INFO] cloning repository https://github.com/jlricon/advent-code-2019-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jlricon/advent-code-2019-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjlricon%2Fadvent-code-2019-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjlricon%2Fadvent-code-2019-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d19aa3737470c020ce5646964b8143b3f2c242b1
[INFO] documenting jlricon/advent-code-2019-rust against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjlricon%2Fadvent-code-2019-rust" "/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/jlricon/advent-code-2019-rust on toolchain 394e1b40d264aa6928811919c1124fa248e7d802
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jlricon/advent-code-2019-rust
[INFO] finished tweaking git repo https://github.com/jlricon/advent-code-2019-rust
[INFO] tweaked toml for git repo https://github.com/jlricon/advent-code-2019-rust written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/jlricon/advent-code-2019-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "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" "+394e1b40d264aa6928811919c1124fa248e7d802" "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] af461c9e3ace5cf85d9e311acd8f827c2cec19efb96d16ed3a6b1c60ce7e4c7c
[INFO] running `Command { std: "docker" "start" "-a" "af461c9e3ace5cf85d9e311acd8f827c2cec19efb96d16ed3a6b1c60ce7e4c7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af461c9e3ace5cf85d9e311acd8f827c2cec19efb96d16ed3a6b1c60ce7e4c7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af461c9e3ace5cf85d9e311acd8f827c2cec19efb96d16ed3a6b1c60ce7e4c7c", kill_on_drop: false }`
[INFO] [stdout] af461c9e3ace5cf85d9e311acd8f827c2cec19efb96d16ed3a6b1c60ce7e4c7c
[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" "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" "+394e1b40d264aa6928811919c1124fa248e7d802" "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] 2dc7001d1057ec96d915a4298bd41ea5e9915246f3c1d3f2ffd7687204353ddf
[INFO] running `Command { std: "docker" "start" "-a" "2dc7001d1057ec96d915a4298bd41ea5e9915246f3c1d3f2ffd7687204353ddf", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]     Checking fixedbitset v0.2.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.0
[INFO] [stderr]    Compiling num-bigint v0.2.3
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling indexmap v1.3.0
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]     Checking num_cpus v1.11.1
[INFO] [stderr]     Checking bitmaps v2.0.0
[INFO] [stderr]     Checking num-integer v0.1.41
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling im v14.1.0
[INFO] [stderr]     Checking rand_xoshiro v0.4.0
[INFO] [stderr]     Checking crossbeam-queue v0.2.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.2
[INFO] [stderr]     Checking pathfinding v2.0.1
[INFO] [stderr]     Checking rayon-core v1.6.1
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]     Checking rayon v1.2.1
[INFO] [stderr]     Checking sized-chunks v0.5.1
[INFO] [stderr]     Checking advent-code-2019-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting advent-code-2019-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: Could not document `advent-code-2019-rust`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day_10b src/bin/day_10b.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern advent_code_2019_rust=/opt/rustwide/target/debug/deps/libadvent_code_2019_rust-03f926d2fcd3111c.rmeta --extern im=/opt/rustwide/target/debug/deps/libim-a4f28933f060e717.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-bd81d9a2ae972d98.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-277762106c374d5f.rmeta --extern pathfinding=/opt/rustwide/target/debug/deps/libpathfinding-2f358d8334273ebd.rmeta --extern rayon=/opt/rustwide/target/debug/deps/librayon-23def053454a6ad8.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" "2dc7001d1057ec96d915a4298bd41ea5e9915246f3c1d3f2ffd7687204353ddf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2dc7001d1057ec96d915a4298bd41ea5e9915246f3c1d3f2ffd7687204353ddf", kill_on_drop: false }`
[INFO] [stdout] 2dc7001d1057ec96d915a4298bd41ea5e9915246f3c1d3f2ffd7687204353ddf