[INFO] cloning repository https://github.com/apognu/aoc2021
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/apognu/aoc2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fapognu%2Faoc2021", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fapognu%2Faoc2021'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 95825a159eeb0cf879e910bd8407ab755f349982
[INFO] documenting apognu/aoc2021 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%2Fapognu%2Faoc2021" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/apognu/aoc2021 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/apognu/aoc2021
[INFO] finished tweaking git repo https://github.com/apognu/aoc2021
[INFO] tweaked toml for git repo https://github.com/apognu/aoc2021 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/apognu/aoc2021 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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 0ae28a4159b4b2471a230107a3a948e478f418aee677351e7897b8e87dcf8209
[INFO] running `Command { std: "docker" "start" "-a" "0ae28a4159b4b2471a230107a3a948e478f418aee677351e7897b8e87dcf8209", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ae28a4159b4b2471a230107a3a948e478f418aee677351e7897b8e87dcf8209", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ae28a4159b4b2471a230107a3a948e478f418aee677351e7897b8e87dcf8209", kill_on_drop: false }`
[INFO] [stdout] 0ae28a4159b4b2471a230107a3a948e478f418aee677351e7897b8e87dcf8209
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 7c375d5701ff93c4abfa58d79027c73018be871fda2148fba9095f3804b1eeb6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7c375d5701ff93c4abfa58d79027c73018be871fda2148fba9095f3804b1eeb6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]     Checking ident_case v1.0.1
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking darling_core v0.13.0
[INFO] [stderr]    Compiling darling_macro v0.13.0
[INFO] [stderr]     Checking darling v0.13.0
[INFO] [stderr]  Documenting aoc2021 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling aoc2021 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 48.95s
[INFO] running `Command { std: "docker" "inspect" "7c375d5701ff93c4abfa58d79027c73018be871fda2148fba9095f3804b1eeb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c375d5701ff93c4abfa58d79027c73018be871fda2148fba9095f3804b1eeb6", kill_on_drop: false }`
[INFO] [stdout] 7c375d5701ff93c4abfa58d79027c73018be871fda2148fba9095f3804b1eeb6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=1" "-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" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 580a5dd3c531046af1edea08cf5a81b1d33cbead148172c04e29e45c43dd0abb
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "580a5dd3c531046af1edea08cf5a81b1d33cbead148172c04e29e45c43dd0abb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]     Checking quote v1.0.10
[INFO] [stderr]     Checking darling_core v0.13.0
[INFO] [stderr]    Compiling darling_macro v0.13.0
[INFO] [stderr]     Checking darling v0.13.0
[INFO] [stderr]  Documenting aoc2021 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 42.30s
[INFO] running `Command { std: "docker" "inspect" "580a5dd3c531046af1edea08cf5a81b1d33cbead148172c04e29e45c43dd0abb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "580a5dd3c531046af1edea08cf5a81b1d33cbead148172c04e29e45c43dd0abb", kill_on_drop: false }`
[INFO] [stdout] 580a5dd3c531046af1edea08cf5a81b1d33cbead148172c04e29e45c43dd0abb