[INFO] cloning repository https://github.com/DRvader/AOC2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DRvader/AOC2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDRvader%2FAOC2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDRvader%2FAOC2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f40813a3c00b30ff9bf42d76c4711acc74779260
[INFO] documenting DRvader/AOC2020 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%2FDRvader%2FAOC2020" "/workspace/builds/worker-33/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-33/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DRvader/AOC2020 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/DRvader/AOC2020
[INFO] finished tweaking git repo https://github.com/DRvader/AOC2020
[INFO] tweaked toml for git repo https://github.com/DRvader/AOC2020 written to /workspace/builds/worker-33/source/Cargo.toml
[INFO] crate git repo https://github.com/DRvader/AOC2020 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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] dca9ff3fa8ee95d32a81a0b0970349e368719d49d286a1e2da8bc8fcc41f962e
[INFO] running `Command { std: "docker" "start" "-a" "dca9ff3fa8ee95d32a81a0b0970349e368719d49d286a1e2da8bc8fcc41f962e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dca9ff3fa8ee95d32a81a0b0970349e368719d49d286a1e2da8bc8fcc41f962e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dca9ff3fa8ee95d32a81a0b0970349e368719d49d286a1e2da8bc8fcc41f962e", kill_on_drop: false }`
[INFO] [stdout] dca9ff3fa8ee95d32a81a0b0970349e368719d49d286a1e2da8bc8fcc41f962e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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] [stdout] 6b87a2daf0332ad73e2a96f51f1b0f669110752cc031218dc41b8299deeab6b1
[INFO] running `Command { std: "docker" "start" "-a" "6b87a2daf0332ad73e2a96f51f1b0f669110752cc031218dc41b8299deeab6b1", kill_on_drop: false }`
[INFO] [stderr]  Documenting AOC2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking AOC2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/bin/10/2.rs:45:4
[INFO] [stdout]    |
[INFO] [stdout] 45 |   };
[INFO] [stdout]    |    ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `AOC2020`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name d2_2 src/bin/2/2.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=777be5524c28b3bc -L dependency=/opt/rustwide/target/debug/deps --extern AOC2020=/opt/rustwide/target/debug/deps/libAOC2020-7aef37596b84c93e.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 `AOC2020`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name d8_2 src/bin/8/2.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=00d2c50c29910fbf -L dependency=/opt/rustwide/target/debug/deps --extern AOC2020=/opt/rustwide/target/debug/deps/libAOC2020-7aef37596b84c93e.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `AOC2020`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name d6_1 src/bin/6/1.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=e507722a47a242e0 -L dependency=/opt/rustwide/target/debug/deps --extern AOC2020=/opt/rustwide/target/debug/deps/libAOC2020-7aef37596b84c93e.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `AOC2020`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name d8_1 src/bin/8/1.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=bb48cdb3ff9726f6 -L dependency=/opt/rustwide/target/debug/deps --extern AOC2020=/opt/rustwide/target/debug/deps/libAOC2020-7aef37596b84c93e.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `AOC2020`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name d3_1 src/bin/3/1.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=e4174672f7255b84 -L dependency=/opt/rustwide/target/debug/deps --extern AOC2020=/opt/rustwide/target/debug/deps/libAOC2020-7aef37596b84c93e.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `AOC2020`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name d6_2 src/bin/6/2.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=d10f2e8a15c07e1e -L dependency=/opt/rustwide/target/debug/deps --extern AOC2020=/opt/rustwide/target/debug/deps/libAOC2020-7aef37596b84c93e.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `AOC2020`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name d7_2 src/bin/7/2.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=d3b5df84cf999a67 -L dependency=/opt/rustwide/target/debug/deps --extern AOC2020=/opt/rustwide/target/debug/deps/libAOC2020-7aef37596b84c93e.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `AOC2020`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name d5_1 src/bin/5/1.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=8d4554c97f2a29f5 -L dependency=/opt/rustwide/target/debug/deps --extern AOC2020=/opt/rustwide/target/debug/deps/libAOC2020-7aef37596b84c93e.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `AOC2020`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name d7_1 src/bin/7/1.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=96d819bb83707d8d -L dependency=/opt/rustwide/target/debug/deps --extern AOC2020=/opt/rustwide/target/debug/deps/libAOC2020-7aef37596b84c93e.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6b87a2daf0332ad73e2a96f51f1b0f669110752cc031218dc41b8299deeab6b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b87a2daf0332ad73e2a96f51f1b0f669110752cc031218dc41b8299deeab6b1", kill_on_drop: false }`
[INFO] [stdout] 6b87a2daf0332ad73e2a96f51f1b0f669110752cc031218dc41b8299deeab6b1