[INFO] cloning repository https://github.com/Kerndog73/Advent-of-Code-2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Kerndog73/Advent-of-Code-2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKerndog73%2FAdvent-of-Code-2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKerndog73%2FAdvent-of-Code-2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bb87f6158900ddbb1e3ee9908116b201cb802f9e
[INFO] documenting Kerndog73/Advent-of-Code-2020 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%2FKerndog73%2FAdvent-of-Code-2020" "/workspace/builds/worker-27/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-27/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Kerndog73/Advent-of-Code-2020 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/Kerndog73/Advent-of-Code-2020
[INFO] finished tweaking git repo https://github.com/Kerndog73/Advent-of-Code-2020
[INFO] tweaked toml for git repo https://github.com/Kerndog73/Advent-of-Code-2020 written to /workspace/builds/worker-27/source/Cargo.toml
[INFO] crate git repo https://github.com/Kerndog73/Advent-of-Code-2020 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 text_io v0.1.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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] 2b3d9c3c96af0a9a28bc82107b7458845210c3c4ffb7349f8323e326f0d70cf5
[INFO] running `Command { std: "docker" "start" "-a" "2b3d9c3c96af0a9a28bc82107b7458845210c3c4ffb7349f8323e326f0d70cf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b3d9c3c96af0a9a28bc82107b7458845210c3c4ffb7349f8323e326f0d70cf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b3d9c3c96af0a9a28bc82107b7458845210c3c4ffb7349f8323e326f0d70cf5", kill_on_drop: false }`
[INFO] [stdout] 2b3d9c3c96af0a9a28bc82107b7458845210c3c4ffb7349f8323e326f0d70cf5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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] 91ef910b75b21d7e2f184732685424e386d929a269bf4b202e885a272c5ef1fd
[INFO] running `Command { std: "docker" "start" "-a" "91ef910b75b21d7e2f184732685424e386d929a269bf4b202e885a272c5ef1fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]     Checking text_io v0.1.8
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking adventofcode2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting adventofcode2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not document `adventofcode2020`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day_11 src/bin/day_11.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=552193e2d902bb13 -L dependency=/opt/rustwide/target/debug/deps --extern adventofcode2020=/opt/rustwide/target/debug/deps/libadventofcode2020-9f64da86ca9ac9df.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-98bef8f72a2f9fbc.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-7f7c07494e82902c.rmeta --extern text_io=/opt/rustwide/target/debug/deps/libtext_io-8e5db2806ffc6f18.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 `adventofcode2020`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day_20 src/bin/day_20.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=461e9c56aa1f9160 -L dependency=/opt/rustwide/target/debug/deps --extern adventofcode2020=/opt/rustwide/target/debug/deps/libadventofcode2020-9f64da86ca9ac9df.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-98bef8f72a2f9fbc.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-7f7c07494e82902c.rmeta --extern text_io=/opt/rustwide/target/debug/deps/libtext_io-8e5db2806ffc6f18.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `adventofcode2020`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day_22 src/bin/day_22.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=455de4624ea47405 -L dependency=/opt/rustwide/target/debug/deps --extern adventofcode2020=/opt/rustwide/target/debug/deps/libadventofcode2020-9f64da86ca9ac9df.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-98bef8f72a2f9fbc.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-7f7c07494e82902c.rmeta --extern text_io=/opt/rustwide/target/debug/deps/libtext_io-8e5db2806ffc6f18.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `adventofcode2020`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day_16 src/bin/day_16.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=dcd8d508b9d428a8 -L dependency=/opt/rustwide/target/debug/deps --extern adventofcode2020=/opt/rustwide/target/debug/deps/libadventofcode2020-9f64da86ca9ac9df.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-98bef8f72a2f9fbc.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-7f7c07494e82902c.rmeta --extern text_io=/opt/rustwide/target/debug/deps/libtext_io-8e5db2806ffc6f18.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `adventofcode2020`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day_24 src/bin/day_24.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=9d321e3b348bfb5f -L dependency=/opt/rustwide/target/debug/deps --extern adventofcode2020=/opt/rustwide/target/debug/deps/libadventofcode2020-9f64da86ca9ac9df.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-98bef8f72a2f9fbc.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-7f7c07494e82902c.rmeta --extern text_io=/opt/rustwide/target/debug/deps/libtext_io-8e5db2806ffc6f18.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `adventofcode2020`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day_13 src/bin/day_13.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=1bf2a84b4e751a57 -L dependency=/opt/rustwide/target/debug/deps --extern adventofcode2020=/opt/rustwide/target/debug/deps/libadventofcode2020-9f64da86ca9ac9df.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-98bef8f72a2f9fbc.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-7f7c07494e82902c.rmeta --extern text_io=/opt/rustwide/target/debug/deps/libtext_io-8e5db2806ffc6f18.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `adventofcode2020`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day_18 src/bin/day_18.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=dfef317b66b272a1 -L dependency=/opt/rustwide/target/debug/deps --extern adventofcode2020=/opt/rustwide/target/debug/deps/libadventofcode2020-9f64da86ca9ac9df.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-98bef8f72a2f9fbc.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-7f7c07494e82902c.rmeta --extern text_io=/opt/rustwide/target/debug/deps/libtext_io-8e5db2806ffc6f18.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `adventofcode2020`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day_4 src/bin/day_4.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=f3ad9378ed3a9c1d -L dependency=/opt/rustwide/target/debug/deps --extern adventofcode2020=/opt/rustwide/target/debug/deps/libadventofcode2020-9f64da86ca9ac9df.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-98bef8f72a2f9fbc.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-7f7c07494e82902c.rmeta --extern text_io=/opt/rustwide/target/debug/deps/libtext_io-8e5db2806ffc6f18.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `adventofcode2020`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day_19 src/bin/day_19.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=9269518241972794 -L dependency=/opt/rustwide/target/debug/deps --extern adventofcode2020=/opt/rustwide/target/debug/deps/libadventofcode2020-9f64da86ca9ac9df.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-98bef8f72a2f9fbc.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-7f7c07494e82902c.rmeta --extern text_io=/opt/rustwide/target/debug/deps/libtext_io-8e5db2806ffc6f18.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `adventofcode2020`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day_2 src/bin/day_2.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=ba070fc299747f47 -L dependency=/opt/rustwide/target/debug/deps --extern adventofcode2020=/opt/rustwide/target/debug/deps/libadventofcode2020-9f64da86ca9ac9df.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-98bef8f72a2f9fbc.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-7f7c07494e82902c.rmeta --extern text_io=/opt/rustwide/target/debug/deps/libtext_io-8e5db2806ffc6f18.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `adventofcode2020`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day_15 src/bin/day_15.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=c4622ef54236483c -L dependency=/opt/rustwide/target/debug/deps --extern adventofcode2020=/opt/rustwide/target/debug/deps/libadventofcode2020-9f64da86ca9ac9df.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-98bef8f72a2f9fbc.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-7f7c07494e82902c.rmeta --extern text_io=/opt/rustwide/target/debug/deps/libtext_io-8e5db2806ffc6f18.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `adventofcode2020`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day_17 src/bin/day_17.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=6dcccfbfa611e6dd -L dependency=/opt/rustwide/target/debug/deps --extern adventofcode2020=/opt/rustwide/target/debug/deps/libadventofcode2020-9f64da86ca9ac9df.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-98bef8f72a2f9fbc.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-7f7c07494e82902c.rmeta --extern text_io=/opt/rustwide/target/debug/deps/libtext_io-8e5db2806ffc6f18.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `adventofcode2020`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day_14 src/bin/day_14.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=6503342657c5ba50 -L dependency=/opt/rustwide/target/debug/deps --extern adventofcode2020=/opt/rustwide/target/debug/deps/libadventofcode2020-9f64da86ca9ac9df.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-98bef8f72a2f9fbc.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-7f7c07494e82902c.rmeta --extern text_io=/opt/rustwide/target/debug/deps/libtext_io-8e5db2806ffc6f18.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `adventofcode2020`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day_10 src/bin/day_10.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=fa44da48253c3af2 -L dependency=/opt/rustwide/target/debug/deps --extern adventofcode2020=/opt/rustwide/target/debug/deps/libadventofcode2020-9f64da86ca9ac9df.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-98bef8f72a2f9fbc.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-7f7c07494e82902c.rmeta --extern text_io=/opt/rustwide/target/debug/deps/libtext_io-8e5db2806ffc6f18.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "91ef910b75b21d7e2f184732685424e386d929a269bf4b202e885a272c5ef1fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91ef910b75b21d7e2f184732685424e386d929a269bf4b202e885a272c5ef1fd", kill_on_drop: false }`
[INFO] [stdout] 91ef910b75b21d7e2f184732685424e386d929a269bf4b202e885a272c5ef1fd