[INFO] cloning repository https://github.com/marcopiraccini/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/marcopiraccini/advent-of-code-2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarcopiraccini%2Fadvent-of-code-2021", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarcopiraccini%2Fadvent-of-code-2021'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9fdf5460a731186826a8262bceea78322e6c7d94
[INFO] documenting marcopiraccini/advent-of-code-2021 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%2Fmarcopiraccini%2Fadvent-of-code-2021" "/workspace/builds/worker-31/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-31/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/marcopiraccini/advent-of-code-2021 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/marcopiraccini/advent-of-code-2021
[INFO] finished tweaking git repo https://github.com/marcopiraccini/advent-of-code-2021
[INFO] tweaked toml for git repo https://github.com/marcopiraccini/advent-of-code-2021 written to /workspace/builds/worker-31/source/Cargo.toml
[INFO] crate git repo https://github.com/marcopiraccini/advent-of-code-2021 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-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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] f0e5c1d75aed81c968af42eaf037cb437171bd66f3123f59500216cf6e45a3f0
[INFO] running `Command { std: "docker" "start" "-a" "f0e5c1d75aed81c968af42eaf037cb437171bd66f3123f59500216cf6e45a3f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f0e5c1d75aed81c968af42eaf037cb437171bd66f3123f59500216cf6e45a3f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0e5c1d75aed81c968af42eaf037cb437171bd66f3123f59500216cf6e45a3f0", kill_on_drop: false }`
[INFO] [stdout] f0e5c1d75aed81c968af42eaf037cb437171bd66f3123f59500216cf6e45a3f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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] d5900bf84e662daf52a305eab814f2658a500a350859222367b02588da7d4f72
[INFO] running `Command { std: "docker" "start" "-a" "d5900bf84e662daf52a305eab814f2658a500a350859222367b02588da7d4f72", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking once_cell v1.9.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking regex-syntax v0.6.23
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.0
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]     Checking itertools v0.10.0
[INFO] [stderr]    Compiling ahash v0.7.4
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking regex v1.4.5
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]  Documenting advent_of_code v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.12s
[INFO] running `Command { std: "docker" "inspect" "d5900bf84e662daf52a305eab814f2658a500a350859222367b02588da7d4f72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5900bf84e662daf52a305eab814f2658a500a350859222367b02588da7d4f72", kill_on_drop: false }`
[INFO] [stdout] d5900bf84e662daf52a305eab814f2658a500a350859222367b02588da7d4f72
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 4d7ab1df791ba97d4a4618d0960337a45d25482c3e004fc38468daabcce4a088
[INFO] running `Command { std: "docker" "start" "-a" "4d7ab1df791ba97d4a4618d0960337a45d25482c3e004fc38468daabcce4a088", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]     Checking once_cell v1.9.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking regex-syntax v0.6.23
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking itertools v0.10.0
[INFO] [stderr]    Compiling ahash v0.7.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking regex v1.4.5
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]  Documenting advent_of_code v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.29s
[INFO] running `Command { std: "docker" "inspect" "4d7ab1df791ba97d4a4618d0960337a45d25482c3e004fc38468daabcce4a088", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d7ab1df791ba97d4a4618d0960337a45d25482c3e004fc38468daabcce4a088", kill_on_drop: false }`
[INFO] [stdout] 4d7ab1df791ba97d4a4618d0960337a45d25482c3e004fc38468daabcce4a088