[INFO] cloning repository https://github.com/gavdaly/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/gavdaly/advent-of-code-2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgavdaly%2Fadvent-of-code-2021", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgavdaly%2Fadvent-of-code-2021'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 52e1706c5e9c2b5444d9d5c8402268a80828ffce
[INFO] documenting gavdaly/advent-of-code-2021 against 1.64.0 for beta-1.65-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgavdaly%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/gavdaly/advent-of-code-2021 on toolchain 1.64.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.64.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gavdaly/advent-of-code-2021
[INFO] finished tweaking git repo https://github.com/gavdaly/advent-of-code-2021
[INFO] tweaked toml for git repo https://github.com/gavdaly/advent-of-code-2021 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/gavdaly/advent-of-code-2021 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.64.0" "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-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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+1.64.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3c15a2c0c85a3bf669767fce4c9c99230caed6dc370b98948b30ff7ad3e48306
[INFO] running `Command { std: "docker" "start" "-a" "3c15a2c0c85a3bf669767fce4c9c99230caed6dc370b98948b30ff7ad3e48306", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c15a2c0c85a3bf669767fce4c9c99230caed6dc370b98948b30ff7ad3e48306", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c15a2c0c85a3bf669767fce4c9c99230caed6dc370b98948b30ff7ad3e48306", kill_on_drop: false }`
[INFO] [stdout] 3c15a2c0c85a3bf669767fce4c9c99230caed6dc370b98948b30ff7ad3e48306
[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" "RUSTFLAGS=--cap-lints=warn" "-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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+1.64.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1ae19eb639d9a977817f27e29f5b5727b28ee5aaaa5e3fdfa6731e16b5fbfe4f
[INFO] running `Command { std: "docker" "start" "-a" "1ae19eb639d9a977817f27e29f5b5727b28ee5aaaa5e3fdfa6731e16b5fbfe4f", kill_on_drop: false }`
[INFO] [stderr]  Documenting advent-of-code-2021 v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not document `advent-of-code-2021`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type bin --crate-name day17 src/bin/day17/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=c784ea0b9c0b3172 -L dependency=/opt/rustwide/target/debug/deps --cap-lints=warn --crate-version 0.0.1` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not document `advent-of-code-2021`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type bin --crate-name day4 src/bin/day4/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=2b2058fcf72f41a0 -L dependency=/opt/rustwide/target/debug/deps --cap-lints=warn --crate-version 0.0.1` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "1ae19eb639d9a977817f27e29f5b5727b28ee5aaaa5e3fdfa6731e16b5fbfe4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ae19eb639d9a977817f27e29f5b5727b28ee5aaaa5e3fdfa6731e16b5fbfe4f", kill_on_drop: false }`
[INFO] [stdout] 1ae19eb639d9a977817f27e29f5b5727b28ee5aaaa5e3fdfa6731e16b5fbfe4f