[INFO] cloning repository https://github.com/ArcticXWolf/adventofcode2023
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ArcticXWolf/adventofcode2023" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArcticXWolf%2Fadventofcode2023", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArcticXWolf%2Fadventofcode2023'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9807603e3cda3061ae1d6d12b948824900b78d1e
[INFO] documenting ArcticXWolf/adventofcode2023 against 1.75.0 for beta-1.76-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArcticXWolf%2Fadventofcode2023" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ArcticXWolf/adventofcode2023 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3-tc1/source/.cargo/config
[INFO] removed /workspace/builds/worker-3-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/ArcticXWolf/adventofcode2023
[INFO] finished tweaking git repo https://github.com/ArcticXWolf/adventofcode2023
[INFO] tweaked toml for git repo https://github.com/ArcticXWolf/adventofcode2023 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/ArcticXWolf/adventofcode2023 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded parse-display v0.8.2
[INFO] [stderr]   Downloaded parse-display-derive v0.8.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b7923d5bd2862fda57b26ddda1416b3d2bd89e15399d915c31d84a650a5e98c0
[INFO] running `Command { std: "docker" "start" "-a" "b7923d5bd2862fda57b26ddda1416b3d2bd89e15399d915c31d84a650a5e98c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7923d5bd2862fda57b26ddda1416b3d2bd89e15399d915c31d84a650a5e98c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7923d5bd2862fda57b26ddda1416b3d2bd89e15399d915c31d84a650a5e98c0", kill_on_drop: false }`
[INFO] [stdout] b7923d5bd2862fda57b26ddda1416b3d2bd89e15399d915c31d84a650a5e98c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5854e6317acf587ca4a325651542a83376d6e6b55cad19400f4e163107dff609
[INFO] running `Command { std: "docker" "start" "-a" "5854e6317acf587ca4a325651542a83376d6e6b55cad19400f4e163107dff609", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.6.3
[INFO] [stderr]    Compiling regex-syntax v0.7.5
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking funty v2.0.0
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking pico-args v0.5.0
[INFO] [stderr]     Checking colored v2.1.0
[INFO] [stderr]    Compiling syn v2.0.31
[INFO] [stderr]     Checking ordered-float v4.2.0
[INFO] [stderr]     Checking wyz v0.5.1
[INFO] [stderr]     Checking itertools v0.12.0
[INFO] [stderr]     Checking aho-corasick v1.0.5
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]     Checking regex-automata v0.3.8
[INFO] [stderr]    Compiling structmeta-derive v0.2.0
[INFO] [stderr]    Compiling structmeta v0.2.0
[INFO] [stderr]     Checking regex v1.9.5
[INFO] [stderr]    Compiling parse-display-derive v0.8.2
[INFO] [stderr]     Checking parse-display v0.8.2
[INFO] [stderr]     Checking advent_of_code v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting advent_of_code v0.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(step_trait)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(iter_order_by)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(step_trait)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(iter_order_by)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `advent_of_code`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2021 --crate-type lib --crate-name advent_of_code src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=8dbc5e82ed999c5c -L dependency=/opt/rustwide/target/debug/deps --extern bitvec=/opt/rustwide/target/debug/deps/libbitvec-bb0e03d1746ed239.rmeta --extern colored=/opt/rustwide/target/debug/deps/libcolored-c642cd0f46b1f6f9.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-718e62fb194a164b.rmeta --extern nom=/opt/rustwide/target/debug/deps/libnom-8128654fa9c3d776.rmeta --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-24c436f530732271.rmeta --extern ordered_float=/opt/rustwide/target/debug/deps/libordered_float-9a2db67ff10a2f4d.rmeta --extern parse_display=/opt/rustwide/target/debug/deps/libparse_display-be66c63674fb5d30.rmeta --extern pico_args=/opt/rustwide/target/debug/deps/libpico_args-724b89669257bf18.rmeta --cap-lints=warn --crate-version 0.8.0` (exit status: 1)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `advent_of_code` (lib) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "5854e6317acf587ca4a325651542a83376d6e6b55cad19400f4e163107dff609", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5854e6317acf587ca4a325651542a83376d6e6b55cad19400f4e163107dff609", kill_on_drop: false }`
[INFO] [stdout] 5854e6317acf587ca4a325651542a83376d6e6b55cad19400f4e163107dff609
