[INFO] cloning repository https://github.com/marianoheller/aoc2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/marianoheller/aoc2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarianoheller%2Faoc2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarianoheller%2Faoc2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] adc67e1d6de4952085cc33e23a5daf5cb564ed47
[INFO] documenting marianoheller/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%2Fmarianoheller%2Faoc2020" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/marianoheller/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/marianoheller/aoc2020
[INFO] finished tweaking git repo https://github.com/marianoheller/aoc2020
[INFO] tweaked toml for git repo https://github.com/marianoheller/aoc2020 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/marianoheller/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] b291a705d296019f0cf0278e27cdee3b58ac2ce69a37cfdd4e78fca1f3052f75
[INFO] running `Command { std: "docker" "start" "-a" "b291a705d296019f0cf0278e27cdee3b58ac2ce69a37cfdd4e78fca1f3052f75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b291a705d296019f0cf0278e27cdee3b58ac2ce69a37cfdd4e78fca1f3052f75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b291a705d296019f0cf0278e27cdee3b58ac2ce69a37cfdd4e78fca1f3052f75", kill_on_drop: false }`
[INFO] [stdout] b291a705d296019f0cf0278e27cdee3b58ac2ce69a37cfdd4e78fca1f3052f75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 295e5be116522ebdb4b9bd659a21bf8a8183c39c68d02a60a482d1ccb1dd05d5
[INFO] running `Command { std: "docker" "start" "-a" "295e5be116522ebdb4b9bd659a21bf8a8183c39c68d02a60a482d1ccb1dd05d5", kill_on_drop: false }`
[INFO] [stderr]     Checking utils v0.1.0 (/opt/rustwide/workdir/src/utils)
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking wyz v0.2.0
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking funty v1.1.0
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]  Documenting utils v0.1.0 (/opt/rustwide/workdir/src/utils)
[INFO] [stderr]  Documenting day_15 v0.1.0 (/opt/rustwide/workdir/src/puzzles/day_15)
[INFO] [stderr]    Compiling nom v6.1.2
[INFO] [stderr]  Documenting day_20 v0.1.0 (/opt/rustwide/workdir/src/puzzles/day_20)
[INFO] [stderr]  Documenting day_12 v0.1.0 (/opt/rustwide/workdir/src/puzzles/day_12)
[INFO] [stderr]  Documenting day_05 v0.1.0 (/opt/rustwide/workdir/src/puzzles/day_05)
[INFO] [stderr]  Documenting day_09 v0.1.0 (/opt/rustwide/workdir/src/puzzles/day_09)
[INFO] [stderr]  Documenting day_17 v0.1.0 (/opt/rustwide/workdir/src/puzzles/day_17)
[INFO] [stderr]  Documenting day_11 v0.1.0 (/opt/rustwide/workdir/src/puzzles/day_11)
[INFO] [stderr]  Documenting day_03 v0.1.0 (/opt/rustwide/workdir/src/puzzles/day_03)
[INFO] [stderr]  Documenting day_10 v0.1.0 (/opt/rustwide/workdir/src/puzzles/day_10)
[INFO] [stderr]  Documenting day_13 v0.1.0 (/opt/rustwide/workdir/src/puzzles/day_13)
[INFO] [stderr]  Documenting day_01 v0.1.0 (/opt/rustwide/workdir/src/puzzles/day_01)
[INFO] [stderr]  Documenting day_08 v0.1.0 (/opt/rustwide/workdir/src/puzzles/day_08)
[INFO] [stderr]  Documenting day_06 v0.1.0 (/opt/rustwide/workdir/src/puzzles/day_06)
[INFO] [stderr] error: could not document `day_15`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day_15 src/puzzles/day_15/src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=1aae2a353ce2d15e -L dependency=/opt/rustwide/target/debug/deps --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 `utils`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name utils src/utils/src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=0ef395eee04eb452 -L dependency=/opt/rustwide/target/debug/deps --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `day_05`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day_05 src/puzzles/day_05/src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=d6ee3aa737fa2622 -L dependency=/opt/rustwide/target/debug/deps --extern utils=/opt/rustwide/target/debug/deps/libutils-0ef395eee04eb452.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `day_09`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day_09 src/puzzles/day_09/src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=1c11348bc14689d1 -L dependency=/opt/rustwide/target/debug/deps --extern utils=/opt/rustwide/target/debug/deps/libutils-0ef395eee04eb452.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `day_17`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day_17 src/puzzles/day_17/src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=b1f929a7a2de29b3 -L dependency=/opt/rustwide/target/debug/deps --extern utils=/opt/rustwide/target/debug/deps/libutils-0ef395eee04eb452.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `day_08`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day_08 src/puzzles/day_08/src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=e598dadfd1bcdad3 -L dependency=/opt/rustwide/target/debug/deps --extern utils=/opt/rustwide/target/debug/deps/libutils-0ef395eee04eb452.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `day_11`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day_11 src/puzzles/day_11/src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=c1567440365c8eb2 -L dependency=/opt/rustwide/target/debug/deps --extern utils=/opt/rustwide/target/debug/deps/libutils-0ef395eee04eb452.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "295e5be116522ebdb4b9bd659a21bf8a8183c39c68d02a60a482d1ccb1dd05d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "295e5be116522ebdb4b9bd659a21bf8a8183c39c68d02a60a482d1ccb1dd05d5", kill_on_drop: false }`
[INFO] [stdout] 295e5be116522ebdb4b9bd659a21bf8a8183c39c68d02a60a482d1ccb1dd05d5