[INFO] cloning repository https://github.com/scarvalhojr/adventofrust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/scarvalhojr/adventofrust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscarvalhojr%2Fadventofrust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscarvalhojr%2Fadventofrust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 774035f55070b83d2fef98be498909eb630bbbfd
[INFO] documenting scarvalhojr/adventofrust 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%2Fscarvalhojr%2Fadventofrust" "/workspace/builds/worker-30/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-30/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/scarvalhojr/adventofrust 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/scarvalhojr/adventofrust
[INFO] finished tweaking git repo https://github.com/scarvalhojr/adventofrust
[INFO] tweaked toml for git repo https://github.com/scarvalhojr/adventofrust written to /workspace/builds/worker-30/source/Cargo.toml
[INFO] crate git repo https://github.com/scarvalhojr/adventofrust 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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] ba77c2d022cff3426594f13fec4ec4be68a1335849f14061e62f9dbd3977c48c
[INFO] running `Command { std: "docker" "start" "-a" "ba77c2d022cff3426594f13fec4ec4be68a1335849f14061e62f9dbd3977c48c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba77c2d022cff3426594f13fec4ec4be68a1335849f14061e62f9dbd3977c48c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba77c2d022cff3426594f13fec4ec4be68a1335849f14061e62f9dbd3977c48c", kill_on_drop: false }`
[INFO] [stdout] ba77c2d022cff3426594f13fec4ec4be68a1335849f14061e62f9dbd3977c48c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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] 34bcab4baa44891fe530bed4405e5e0a20a994c894712e6c5f773d7980ef8bd6
[INFO] running `Command { std: "docker" "start" "-a" "34bcab4baa44891fe530bed4405e5e0a20a994c894712e6c5f773d7980ef8bd6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking regex-syntax v0.6.4
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]  Documenting day24 v0.1.0 (/opt/rustwide/workdir/day24)
[INFO] [stderr]  Documenting day20 v0.1.0 (/opt/rustwide/workdir/day20)
[INFO] [stderr]  Documenting day09 v0.1.0 (/opt/rustwide/workdir/day09)
[INFO] [stderr]  Documenting day22 v0.1.0 (/opt/rustwide/workdir/day22)
[INFO] [stderr]  Documenting day16 v0.1.0 (/opt/rustwide/workdir/day16)
[INFO] [stderr]  Documenting day23 v0.1.0 (/opt/rustwide/workdir/day23)
[INFO] [stderr]  Documenting day21 v0.1.0 (/opt/rustwide/workdir/day21)
[INFO] [stderr]  Documenting day19 v0.1.0 (/opt/rustwide/workdir/day19)
[INFO] [stderr]  Documenting day18 v0.1.0 (/opt/rustwide/workdir/day18)
[INFO] [stderr]  Documenting day01 v0.1.0 (/opt/rustwide/workdir/day01)
[INFO] [stderr]  Documenting day17 v0.1.0 (/opt/rustwide/workdir/day17)
[INFO] [stderr]  Documenting day14 v0.1.0 (/opt/rustwide/workdir/day14)
[INFO] [stderr]  Documenting day12 v0.1.0 (/opt/rustwide/workdir/day12)
[INFO] [stderr]  Documenting day02 v0.1.0 (/opt/rustwide/workdir/day02)
[INFO] [stderr]  Documenting day11 v0.1.0 (/opt/rustwide/workdir/day11)
[INFO] [stderr]  Documenting day08 v0.1.0 (/opt/rustwide/workdir/day08)
[INFO] [stderr]  Documenting day10 v0.1.0 (/opt/rustwide/workdir/day10)
[INFO] [stderr]  Documenting day07 v0.1.0 (/opt/rustwide/workdir/day07)
[INFO] [stderr]  Documenting day03 v0.1.0 (/opt/rustwide/workdir/day03)
[INFO] [stderr]  Documenting day13 v0.1.0 (/opt/rustwide/workdir/day13)
[INFO] [stderr]  Documenting day04 v0.1.0 (/opt/rustwide/workdir/day04)
[INFO] [stderr]  Documenting day25 v0.1.0 (/opt/rustwide/workdir/day25)
[INFO] [stderr]  Documenting day15 v0.1.0 (/opt/rustwide/workdir/day15)
[INFO] [stderr]  Documenting day06 v0.1.0 (/opt/rustwide/workdir/day06)
[INFO] [stderr]  Documenting day05 v0.1.0 (/opt/rustwide/workdir/day05)
[INFO] [stderr] error: could not document `day08`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name day08 day08/src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=e0f7f3b494e7bc22 -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-8171ac60c336e41d.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 `day18`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name day18 day18/src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=480ed08d206bb1c7 -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-8171ac60c336e41d.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-7c1747aebb8d5175.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `day02`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name day02 day02/src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=1a4d13b5cfc789ca -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-8171ac60c336e41d.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `day07`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name day07 day07/src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=664e20043e5820de -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-8171ac60c336e41d.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-7c1747aebb8d5175.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `day21`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name day21 day21/src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=cd19f18f72d1257d -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-8171ac60c336e41d.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-7c1747aebb8d5175.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `day12`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name day12 day12/src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=5082703418e42416 -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-8171ac60c336e41d.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-7c1747aebb8d5175.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `day10`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name day10 day10/src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=f3ebbbeea665af76 -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-8171ac60c336e41d.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-7c1747aebb8d5175.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `day19`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name day19 day19/src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=5ebbf90de9073cc3 -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-8171ac60c336e41d.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-7c1747aebb8d5175.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `day09`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name day09 day09/src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=9a0ed9607864ee1d -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-8171ac60c336e41d.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `day13`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name day13 day13/src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=4794487b88e13213 -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-8171ac60c336e41d.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-7c1747aebb8d5175.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `day04`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name day04 day04/src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=48e56fea1a20921c -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-8171ac60c336e41d.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-7c1747aebb8d5175.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `day16`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name day16 day16/src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=19c86416ba76435c -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-8171ac60c336e41d.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-7c1747aebb8d5175.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `day20`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name day20 day20/src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=cb126e1c0f103217 -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-8171ac60c336e41d.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-7c1747aebb8d5175.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `day15`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name day15 day15/src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=f5428d2d57423f82 -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-8171ac60c336e41d.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-7c1747aebb8d5175.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "34bcab4baa44891fe530bed4405e5e0a20a994c894712e6c5f773d7980ef8bd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34bcab4baa44891fe530bed4405e5e0a20a994c894712e6c5f773d7980ef8bd6", kill_on_drop: false }`
[INFO] [stdout] 34bcab4baa44891fe530bed4405e5e0a20a994c894712e6c5f773d7980ef8bd6