[INFO] cloning repository https://github.com/c0deaddict/aoc2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/c0deaddict/aoc2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fc0deaddict%2Faoc2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fc0deaddict%2Faoc2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 16ea91d95eedddb5174fb387677930ec10fd62ee
[INFO] documenting c0deaddict/aoc2020 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fc0deaddict%2Faoc2020" "/workspace/builds/worker-21/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-21/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/c0deaddict/aoc2020 on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/c0deaddict/aoc2020
[INFO] finished tweaking git repo https://github.com/c0deaddict/aoc2020
[INFO] tweaked toml for git repo https://github.com/c0deaddict/aoc2020 written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] crate git repo https://github.com/c0deaddict/aoc2020 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "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-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 12085ae7dfd2b25f0ca890e51641277e4f9205965861ca1b4cca187b36e18cea
[INFO] running `Command { std: "docker" "start" "-a" "12085ae7dfd2b25f0ca890e51641277e4f9205965861ca1b4cca187b36e18cea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "12085ae7dfd2b25f0ca890e51641277e4f9205965861ca1b4cca187b36e18cea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12085ae7dfd2b25f0ca890e51641277e4f9205965861ca1b4cca187b36e18cea", kill_on_drop: false }`
[INFO] [stdout] 12085ae7dfd2b25f0ca890e51641277e4f9205965861ca1b4cca187b36e18cea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cfad5dc3bdde11db1aa846388d960b047ebe66271f71b21e54311bfcbf3543a5
[INFO] running `Command { std: "docker" "start" "-a" "cfad5dc3bdde11db1aa846388d960b047ebe66271f71b21e54311bfcbf3543a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]    Compiling const_fn v0.4.3
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking crossbeam-epoch v0.9.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking lib v0.1.0 (/opt/rustwide/workdir/lib)
[INFO] [stderr]  Documenting lib v0.1.0 (/opt/rustwide/workdir/lib)
[INFO] [stderr]  Documenting day_21 v0.1.0 (/opt/rustwide/workdir/days/day_21)
[INFO] [stderr]  Documenting day_24 v0.1.0 (/opt/rustwide/workdir/days/day_24)
[INFO] [stderr]  Documenting day_12 v0.1.0 (/opt/rustwide/workdir/days/day_12)
[INFO] [stderr]  Documenting day_05 v0.1.0 (/opt/rustwide/workdir/days/day_05)
[INFO] [stderr]  Documenting day_17 v0.1.0 (/opt/rustwide/workdir/days/day_17)
[INFO] [stderr]  Documenting day_04 v0.1.0 (/opt/rustwide/workdir/days/day_04)
[INFO] [stderr]  Documenting day_18 v0.1.0 (/opt/rustwide/workdir/days/day_18)
[INFO] [stderr]  Documenting day_02 v0.1.0 (/opt/rustwide/workdir/days/day_02)
[INFO] [stderr]  Documenting day_23 v0.1.0 (/opt/rustwide/workdir/days/day_23)
[INFO] [stderr]  Documenting day_19 v0.1.0 (/opt/rustwide/workdir/days/day_19)
[INFO] [stderr]  Documenting day_22 v0.1.0 (/opt/rustwide/workdir/days/day_22)
[INFO] [stderr]  Documenting day_15 v0.1.0 (/opt/rustwide/workdir/days/day_15)
[INFO] [stderr]  Documenting day_14 v0.1.0 (/opt/rustwide/workdir/days/day_14)
[INFO] [stderr]  Documenting day_11 v0.1.0 (/opt/rustwide/workdir/days/day_11)
[INFO] [stderr]  Documenting day_10 v0.1.0 (/opt/rustwide/workdir/days/day_10)
[INFO] [stderr]  Documenting day_07 v0.1.0 (/opt/rustwide/workdir/days/day_07)
[INFO] [stderr]  Documenting day_01 v0.1.0 (/opt/rustwide/workdir/days/day_01)
[INFO] [stderr]  Documenting day_16 v0.1.0 (/opt/rustwide/workdir/days/day_16)
[INFO] [stderr]  Documenting day_03 v0.1.0 (/opt/rustwide/workdir/days/day_03)
[INFO] [stderr]  Documenting day_13 v0.1.0 (/opt/rustwide/workdir/days/day_13)
[INFO] [stderr]  Documenting day_08 v0.1.0 (/opt/rustwide/workdir/days/day_08)
[INFO] [stderr]  Documenting day_20 v0.1.0 (/opt/rustwide/workdir/days/day_20)
[INFO] [stderr]  Documenting day_09 v0.1.0 (/opt/rustwide/workdir/days/day_09)
[INFO] [stderr]  Documenting day_25 v0.1.0 (/opt/rustwide/workdir/days/day_25)
[INFO] [stderr] error: could not document `lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name lib lib/src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=308c25de35fd0df5 -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-8e443eabd2a9a1b5.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 `day_12`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name day_12 days/day_12/src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=d60c48b1d33f33a4 -L dependency=/opt/rustwide/target/debug/deps --extern lib=/opt/rustwide/target/debug/deps/liblib-308c25de35fd0df5.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `day_19`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day_19 days/day_19/src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=653d02aece64c509 -L dependency=/opt/rustwide/target/debug/deps --extern itertools=/opt/rustwide/target/debug/deps/libitertools-66671a6aed34d307.rmeta --extern lib=/opt/rustwide/target/debug/deps/liblib-308c25de35fd0df5.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-56add537c7d905c8.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `day_23`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day_23 days/day_23/src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=43a3bae762200fa2 -L dependency=/opt/rustwide/target/debug/deps --extern itertools=/opt/rustwide/target/debug/deps/libitertools-66671a6aed34d307.rmeta --extern lib=/opt/rustwide/target/debug/deps/liblib-308c25de35fd0df5.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-56add537c7d905c8.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `day_14`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day_14 days/day_14/src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=ccf121ecf9337cd1 -L dependency=/opt/rustwide/target/debug/deps --extern itertools=/opt/rustwide/target/debug/deps/libitertools-66671a6aed34d307.rmeta --extern lib=/opt/rustwide/target/debug/deps/liblib-308c25de35fd0df5.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-56add537c7d905c8.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 days/day_11/src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=11fadb0afb388b84 -L dependency=/opt/rustwide/target/debug/deps --extern itertools=/opt/rustwide/target/debug/deps/libitertools-66671a6aed34d307.rmeta --extern lib=/opt/rustwide/target/debug/deps/liblib-308c25de35fd0df5.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 days/day_17/src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=99b1e40406751275 -L dependency=/opt/rustwide/target/debug/deps --extern itertools=/opt/rustwide/target/debug/deps/libitertools-66671a6aed34d307.rmeta --extern lib=/opt/rustwide/target/debug/deps/liblib-308c25de35fd0df5.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `day_24`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day_24 days/day_24/src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=d5213a867faddb86 -L dependency=/opt/rustwide/target/debug/deps --extern itertools=/opt/rustwide/target/debug/deps/libitertools-66671a6aed34d307.rmeta --extern lib=/opt/rustwide/target/debug/deps/liblib-308c25de35fd0df5.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-56add537c7d905c8.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `day_13`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day_13 days/day_13/src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=597864be495c5e18 -L dependency=/opt/rustwide/target/debug/deps --extern itertools=/opt/rustwide/target/debug/deps/libitertools-66671a6aed34d307.rmeta --extern lib=/opt/rustwide/target/debug/deps/liblib-308c25de35fd0df5.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `day_20`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name day_20 days/day_20/src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=d22cb3e7f2a84742 -L dependency=/opt/rustwide/target/debug/deps --extern itertools=/opt/rustwide/target/debug/deps/libitertools-66671a6aed34d307.rmeta --extern lib=/opt/rustwide/target/debug/deps/liblib-308c25de35fd0df5.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-56add537c7d905c8.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 days/day_08/src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=955bd17243c3731a -L dependency=/opt/rustwide/target/debug/deps --extern itertools=/opt/rustwide/target/debug/deps/libitertools-66671a6aed34d307.rmeta --extern lib=/opt/rustwide/target/debug/deps/liblib-308c25de35fd0df5.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `day_16`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day_16 days/day_16/src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=4f3133254f444a05 -L dependency=/opt/rustwide/target/debug/deps --extern itertools=/opt/rustwide/target/debug/deps/libitertools-66671a6aed34d307.rmeta --extern lib=/opt/rustwide/target/debug/deps/liblib-308c25de35fd0df5.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-56add537c7d905c8.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `day_25`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day_25 days/day_25/src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=03ff15a7054e8ba6 -L dependency=/opt/rustwide/target/debug/deps --extern itertools=/opt/rustwide/target/debug/deps/libitertools-66671a6aed34d307.rmeta --extern lib=/opt/rustwide/target/debug/deps/liblib-308c25de35fd0df5.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-56add537c7d905c8.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "cfad5dc3bdde11db1aa846388d960b047ebe66271f71b21e54311bfcbf3543a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfad5dc3bdde11db1aa846388d960b047ebe66271f71b21e54311bfcbf3543a5", kill_on_drop: false }`
[INFO] [stdout] cfad5dc3bdde11db1aa846388d960b047ebe66271f71b21e54311bfcbf3543a5