[INFO] cloning repository https://github.com/Sloff/advent-of-code-2021
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Sloff/advent-of-code-2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSloff%2Fadvent-of-code-2021", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSloff%2Fadvent-of-code-2021'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 97beef38fcdf4f508e7f219e01124d0677b708cf
[INFO] documenting Sloff/advent-of-code-2021 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%2FSloff%2Fadvent-of-code-2021" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Sloff/advent-of-code-2021 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/Sloff/advent-of-code-2021
[INFO] finished tweaking git repo https://github.com/Sloff/advent-of-code-2021
[INFO] tweaked toml for git repo https://github.com/Sloff/advent-of-code-2021 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/Sloff/advent-of-code-2021 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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ef6fcf646b408b5837964fb5f45ccd175d61709bdc21c4afedb05b7c73f39a12
[INFO] running `Command { std: "docker" "start" "-a" "ef6fcf646b408b5837964fb5f45ccd175d61709bdc21c4afedb05b7c73f39a12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef6fcf646b408b5837964fb5f45ccd175d61709bdc21c4afedb05b7c73f39a12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef6fcf646b408b5837964fb5f45ccd175d61709bdc21c4afedb05b7c73f39a12", kill_on_drop: false }`
[INFO] [stdout] ef6fcf646b408b5837964fb5f45ccd175d61709bdc21c4afedb05b7c73f39a12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 075e098fe1cbb87f4a00efb3d7855e9f49b972c814ceaab682814af8d562aa19
[INFO] running `Command { std: "docker" "start" "-a" "075e098fe1cbb87f4a00efb3d7855e9f49b972c814ceaab682814af8d562aa19", kill_on_drop: false }`
[INFO] [stderr]  Documenting day-11 v0.1.0 (/opt/rustwide/workdir/day-11)
[INFO] [stderr]  Documenting day-15 v0.1.0 (/opt/rustwide/workdir/day-15)
[INFO] [stderr]  Documenting day-13 v0.1.0 (/opt/rustwide/workdir/day-13)
[INFO] [stderr]  Documenting day-9 v0.1.0 (/opt/rustwide/workdir/day-9)
[INFO] [stderr]  Documenting day-4 v0.1.0 (/opt/rustwide/workdir/day-4)
[INFO] [stderr]  Documenting day-7 v0.1.0 (/opt/rustwide/workdir/day-7)
[INFO] [stderr]  Documenting day-14 v0.1.0 (/opt/rustwide/workdir/day-14)
[INFO] [stderr]  Documenting day-8 v0.1.0 (/opt/rustwide/workdir/day-8)
[INFO] [stderr]  Documenting day-3 v0.1.0 (/opt/rustwide/workdir/day-3)
[INFO] [stderr]  Documenting day-2 v0.1.0 (/opt/rustwide/workdir/day-2)
[INFO] [stderr]  Documenting day-12 v0.1.0 (/opt/rustwide/workdir/day-12)
[INFO] [stderr]  Documenting day-17 v0.1.0 (/opt/rustwide/workdir/day-17)
[INFO] [stderr]  Documenting day-1 v0.1.0 (/opt/rustwide/workdir/day-1)
[INFO] [stderr]  Documenting day-5 v0.1.0 (/opt/rustwide/workdir/day-5)
[INFO] [stderr]  Documenting day-6 v0.1.0 (/opt/rustwide/workdir/day-6)
[INFO] [stderr]  Documenting day-10 v0.1.0 (/opt/rustwide/workdir/day-10)
[INFO] [stderr] error: could not document `day-4`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type bin --crate-name day_4 day-4/src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=dce7e410d6a34644 -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 `day-1`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type bin --crate-name day_1 day-1/src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=fc529f5ef6ed8f61 -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-2`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type bin --crate-name day_2 day-2/src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=37ecbda85c967971 -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-11`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type bin --crate-name day_11 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=1259cef1bc1eed9f -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-12`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type bin --crate-name day_12 day-12/src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=d1c780f4ba4db293 -L dependency=/opt/rustwide/target/debug/deps --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "075e098fe1cbb87f4a00efb3d7855e9f49b972c814ceaab682814af8d562aa19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "075e098fe1cbb87f4a00efb3d7855e9f49b972c814ceaab682814af8d562aa19", kill_on_drop: false }`
[INFO] [stdout] 075e098fe1cbb87f4a00efb3d7855e9f49b972c814ceaab682814af8d562aa19