[INFO] cloning repository https://github.com/rwfpl/rewolf-aoc2023
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rwfpl/rewolf-aoc2023" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frwfpl%2Frewolf-aoc2023", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frwfpl%2Frewolf-aoc2023'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9e30f23f42d2180a8cc00ec1c7d5746032ceb55f
[INFO] documenting rwfpl/rewolf-aoc2023 against beta-2025-04-13 for beta-1.87-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frwfpl%2Frewolf-aoc2023" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rwfpl/rewolf-aoc2023 on toolchain beta-2025-04-13
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-04-13" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rwfpl/rewolf-aoc2023
[INFO] finished tweaking git repo https://github.com/rwfpl/rewolf-aoc2023
[INFO] tweaked toml for git repo https://github.com/rwfpl/rewolf-aoc2023 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/rwfpl/rewolf-aoc2023 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-04-13" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bitvector v0.1.5
[INFO] [stderr]   Downloaded memoize-inner v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-04-13" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fb86434532e944b2cf55d03d775215ddc8cdd02af757983b307e9e78407a5bae
[INFO] running `Command { std: "docker" "start" "-a" "fb86434532e944b2cf55d03d775215ddc8cdd02af757983b307e9e78407a5bae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb86434532e944b2cf55d03d775215ddc8cdd02af757983b307e9e78407a5bae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb86434532e944b2cf55d03d775215ddc8cdd02af757983b307e9e78407a5bae", kill_on_drop: false }`
[INFO] [stdout] fb86434532e944b2cf55d03d775215ddc8cdd02af757983b307e9e78407a5bae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-04-13" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 978ec3cf111b5be7de609de2359928a048a4044187fd04fd5d30a3445e290d1b
[INFO] running `Command { std: "docker" "start" "-a" "978ec3cf111b5be7de609de2359928a048a4044187fd04fd5d30a3445e290d1b", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling proc-macro2 v1.0.71
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.18
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]     Checking bitvector v0.1.5
[INFO] [stderr]     Checking itertools v0.12.0
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling ahash v0.7.7
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]     Checking crossbeam-epoch v0.9.17
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking crossbeam-deque v0.8.4
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]     Checking num-complex v0.4.4
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking lru v0.7.8
[INFO] [stderr]     Checking num v0.4.1
[INFO] [stderr]     Checking regex v1.10.2
[INFO] [stderr]    Compiling memoize-inner v0.4.0
[INFO] [stderr]     Checking memoize v0.4.2
[INFO] [stderr]  Documenting aoc2023 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(iter_map_windows)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(iter_next_chunk)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(cmp_minmax)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(iter_advance_by)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![feature(btree_cursors)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `aoc2023`
[INFO] running `Command { std: "docker" "inspect" "978ec3cf111b5be7de609de2359928a048a4044187fd04fd5d30a3445e290d1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "978ec3cf111b5be7de609de2359928a048a4044187fd04fd5d30a3445e290d1b", kill_on_drop: false }`
[INFO] [stdout] 978ec3cf111b5be7de609de2359928a048a4044187fd04fd5d30a3445e290d1b