[INFO] cloning repository https://github.com/JShorthouse/AdventOfCode2021
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JShorthouse/AdventOfCode2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJShorthouse%2FAdventOfCode2021", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJShorthouse%2FAdventOfCode2021'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3256595a901a7d5cb4d4e8da10384c89a3dcdf0c
[INFO] documenting JShorthouse/AdventOfCode2021 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%2FJShorthouse%2FAdventOfCode2021" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JShorthouse/AdventOfCode2021 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/JShorthouse/AdventOfCode2021
[INFO] finished tweaking git repo https://github.com/JShorthouse/AdventOfCode2021
[INFO] tweaked toml for git repo https://github.com/JShorthouse/AdventOfCode2021 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/JShorthouse/AdventOfCode2021 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]  Downloading crates ...
[INFO] [stderr]   Downloaded keyed_priority_queue v0.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 5f51ed826cc2d54f68bd8cffbe3112a4f0d99282b3ef6c9ab4e41a9abb6302d3
[INFO] running `Command { std: "docker" "start" "-a" "5f51ed826cc2d54f68bd8cffbe3112a4f0d99282b3ef6c9ab4e41a9abb6302d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f51ed826cc2d54f68bd8cffbe3112a4f0d99282b3ef6c9ab4e41a9abb6302d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f51ed826cc2d54f68bd8cffbe3112a4f0d99282b3ef6c9ab4e41a9abb6302d3", kill_on_drop: false }`
[INFO] [stdout] 5f51ed826cc2d54f68bd8cffbe3112a4f0d99282b3ef6c9ab4e41a9abb6302d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] d8fe370c044c7b3c6bb8718c25922dae58d16e5fd708c99da3408654ac7b0719
[INFO] running `Command { std: "docker" "start" "-a" "d8fe370c044c7b3c6bb8718c25922dae58d16e5fd708c99da3408654ac7b0719", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.109
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking retain_mut v0.1.5
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]     Checking keyed_priority_queue v0.4.1
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]  Documenting AdventOfCode2021 v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not document `AdventOfCode2021`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day15 src/bin/day15.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=d0196065db987b97 -L dependency=/opt/rustwide/target/debug/deps --extern ahash=/opt/rustwide/target/debug/deps/libahash-96605e0dc088e29f.rmeta --extern keyed_priority_queue=/opt/rustwide/target/debug/deps/libkeyed_priority_queue-35e4923a0ee22c63.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-01d9c5dc0d72cf1f.rmeta --extern retain_mut=/opt/rustwide/target/debug/deps/libretain_mut-88d391bfaad0335b.rmeta --cap-lints=warn --crate-version 1.0.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not document `AdventOfCode2021`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day10 src/bin/day10.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=935e25847fdcabbb -L dependency=/opt/rustwide/target/debug/deps --extern ahash=/opt/rustwide/target/debug/deps/libahash-96605e0dc088e29f.rmeta --extern keyed_priority_queue=/opt/rustwide/target/debug/deps/libkeyed_priority_queue-35e4923a0ee22c63.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-01d9c5dc0d72cf1f.rmeta --extern retain_mut=/opt/rustwide/target/debug/deps/libretain_mut-88d391bfaad0335b.rmeta --cap-lints=warn --crate-version 1.0.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `AdventOfCode2021`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day20 src/bin/day20.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=68429eb5de8df5b8 -L dependency=/opt/rustwide/target/debug/deps --extern ahash=/opt/rustwide/target/debug/deps/libahash-96605e0dc088e29f.rmeta --extern keyed_priority_queue=/opt/rustwide/target/debug/deps/libkeyed_priority_queue-35e4923a0ee22c63.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-01d9c5dc0d72cf1f.rmeta --extern retain_mut=/opt/rustwide/target/debug/deps/libretain_mut-88d391bfaad0335b.rmeta --cap-lints=warn --crate-version 1.0.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `AdventOfCode2021`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day12 src/bin/day12.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=65dca4ce36815807 -L dependency=/opt/rustwide/target/debug/deps --extern ahash=/opt/rustwide/target/debug/deps/libahash-96605e0dc088e29f.rmeta --extern keyed_priority_queue=/opt/rustwide/target/debug/deps/libkeyed_priority_queue-35e4923a0ee22c63.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-01d9c5dc0d72cf1f.rmeta --extern retain_mut=/opt/rustwide/target/debug/deps/libretain_mut-88d391bfaad0335b.rmeta --cap-lints=warn --crate-version 1.0.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `AdventOfCode2021`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day08 src/bin/day08.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=a077744ca0142b60 -L dependency=/opt/rustwide/target/debug/deps --extern ahash=/opt/rustwide/target/debug/deps/libahash-96605e0dc088e29f.rmeta --extern keyed_priority_queue=/opt/rustwide/target/debug/deps/libkeyed_priority_queue-35e4923a0ee22c63.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-01d9c5dc0d72cf1f.rmeta --extern retain_mut=/opt/rustwide/target/debug/deps/libretain_mut-88d391bfaad0335b.rmeta --cap-lints=warn --crate-version 1.0.0` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "d8fe370c044c7b3c6bb8718c25922dae58d16e5fd708c99da3408654ac7b0719", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8fe370c044c7b3c6bb8718c25922dae58d16e5fd708c99da3408654ac7b0719", kill_on_drop: false }`
[INFO] [stdout] d8fe370c044c7b3c6bb8718c25922dae58d16e5fd708c99da3408654ac7b0719