[INFO] cloning repository https://github.com/Earthcomputer/sudokusolve
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Earthcomputer/sudokusolve" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEarthcomputer%2Fsudokusolve", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEarthcomputer%2Fsudokusolve'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 904a03cd8d92a6011f1f2a7aa0ac97b3996dd864
[INFO] documenting Earthcomputer/sudokusolve 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%2FEarthcomputer%2Fsudokusolve" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Earthcomputer/sudokusolve 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-2-tc1/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/Earthcomputer/sudokusolve
[INFO] finished tweaking git repo https://github.com/Earthcomputer/sudokusolve
[INFO] tweaked toml for git repo https://github.com/Earthcomputer/sudokusolve written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Earthcomputer/sudokusolve 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded z3 v0.11.2
[INFO] [stderr]   Downloaded z3-sys v0.7.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 690d62e406e39115386158df02a7d76371f7731f2f51f3feceb9e3e9ea76931e
[INFO] running `Command { std: "docker" "start" "-a" "690d62e406e39115386158df02a7d76371f7731f2f51f3feceb9e3e9ea76931e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "690d62e406e39115386158df02a7d76371f7731f2f51f3feceb9e3e9ea76931e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "690d62e406e39115386158df02a7d76371f7731f2f51f3feceb9e3e9ea76931e", kill_on_drop: false }`
[INFO] [stdout] 690d62e406e39115386158df02a7d76371f7731f2f51f3feceb9e3e9ea76931e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 1d51ffa01edd405cd502b35b6ce7002392f8dc7bba2dccc910be67c02d7e7881
[INFO] running `Command { std: "docker" "start" "-a" "1d51ffa01edd405cd502b35b6ce7002392f8dc7bba2dccc910be67c02d7e7881", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.46
[INFO] [stderr]    Compiling libc v0.2.135
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling syn v1.0.102
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[INFO] [stderr]     Checking once_cell v1.15.0
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[INFO] [stderr]     Checking miniz_oxide v0.5.4
[INFO] [stderr]    Compiling nom v5.1.2
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[INFO] [stderr]     Checking ttf-parser v0.15.2
[INFO] [stderr]     Checking arrayref v0.3.6
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[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]    Compiling cmake v0.1.48
[INFO] [stderr]    Compiling unicode-width v0.1.10
[INFO] [stderr]    Compiling gl_generator v0.14.0
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[INFO] [stderr]    Compiling servo-fontconfig-sys v5.1.0
[INFO] [stderr]    Compiling clang-sys v1.4.0
[INFO] [stderr]    Compiling smithay-client-toolkit v0.16.0
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[INFO] [stderr]    Compiling which v3.1.1
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[INFO] [stderr]     Checking tracing-core v0.1.30
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[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling shlex v1.1.0
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling rustc-hash v1.1.0
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[INFO] [stderr]    Compiling glutin_egl_sys v0.1.6
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[INFO] [stderr]    Compiling wayland-protocols v0.29.5
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[INFO] [stderr]    Compiling regex v1.6.0
[INFO] [stderr]    Compiling phf_shared v0.11.1
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[INFO] [stderr]     Checking webbrowser v0.7.1
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[INFO] [stderr]    Compiling phf_generator v0.11.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]     Checking wayland-commons v0.29.5
[INFO] [stderr]    Compiling bytemuck_derive v1.2.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.37
[INFO] [stderr]    Compiling foreign-types-macros v0.2.2
[INFO] [stderr]    Compiling phf_macros v0.11.1
[INFO] [stderr]    Compiling macros v0.1.0 (/opt/rustwide/workdir/macros)
[INFO] [stderr]     Checking x11rb v0.9.0
[INFO] [stderr]     Checking phf v0.11.1
[INFO] [stderr]     Checking foreign-types v0.5.0
[INFO] [stderr]     Checking bytemuck v1.12.1
[INFO] [stderr]     Checking safe_arch v0.5.2
[INFO] [stderr]     Checking tiny-skia-path v0.7.0
[INFO] [stderr]     Checking emath v0.19.0
[INFO] [stderr]     Checking thiserror v1.0.37
[INFO] [stderr]     Checking calloop v0.10.1
[INFO] [stderr]     Checking epaint v0.19.0
[INFO] [stderr]     Checking wayland-cursor v0.29.5
[INFO] [stderr]     Checking wayland-egl v0.29.5
[INFO] [stderr]     Checking tiny-skia v0.7.0
[INFO] [stderr]     Checking egui v0.19.0
[INFO] [stderr]    Compiling z3-sys v0.7.1
[INFO] [stderr]     Checking egui_glow v0.19.0
[INFO] [stderr]     Checking arboard v2.1.1
[INFO] [stderr]     Checking z3 v0.11.2
[INFO] [stderr]     Checking sctk-adwaita v0.4.2
[INFO] [stderr]     Checking smithay-clipboard v0.6.6
[INFO] [stderr]     Checking winit v0.27.4
[INFO] [stderr]     Checking glutin v0.29.1
[INFO] [stderr]     Checking egui-winit v0.19.0
[INFO] [stderr]     Checking eframe v0.19.0
[INFO] [stderr]  Documenting sudokusolve v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(array_chunks)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(array_windows)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![feature(negative_impls)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(option_result_contains)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![feature(trait_upcasting)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 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 `sudokusolve`
[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 bin --crate-name sudokusolve src/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=de417bcd5c615e33 -L dependency=/opt/rustwide/target/debug/deps --extern ahash=/opt/rustwide/target/debug/deps/libahash-2c7a0bc782298415.rmeta --extern eframe=/opt/rustwide/target/debug/deps/libeframe-a304168afb1c67c5.rmeta --extern macros=/opt/rustwide/target/debug/deps/libmacros-64ef9ff0a52a7c7f.so --extern phf=/opt/rustwide/target/debug/deps/libphf-915734edd93ffa8c.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-eb9449101168a2ba.rmeta --extern z3=/opt/rustwide/target/debug/deps/libz3-87b3eb167af40dd6.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "1d51ffa01edd405cd502b35b6ce7002392f8dc7bba2dccc910be67c02d7e7881", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d51ffa01edd405cd502b35b6ce7002392f8dc7bba2dccc910be67c02d7e7881", kill_on_drop: false }`
[INFO] [stdout] 1d51ffa01edd405cd502b35b6ce7002392f8dc7bba2dccc910be67c02d7e7881
