[INFO] updating cached repository Diapolo10/sudoku
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Diapolo10/sudoku
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Diapolo10/sudoku" "work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/Diapolo10/sudoku"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/Diapolo10/sudoku'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Diapolo10/sudoku" "work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/Diapolo10/sudoku"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/Diapolo10/sudoku'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e46e709ce7dcfac60908bcfd190bf1d9c8a34004
[INFO] sha for GitHub repo Diapolo10/sudoku: e46e709ce7dcfac60908bcfd190bf1d9c8a34004
[INFO] validating manifest of Diapolo10/sudoku on toolchain master#e305df1846a6d985315917ae0c81b74af8b4e641
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Diapolo10/sudoku on toolchain try#99a7498759a22b5684caf798a98b7e90ad9d2443
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Diapolo10/sudoku
[INFO] finished frobbing Diapolo10/sudoku
[INFO] frobbed toml for Diapolo10/sudoku written to work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/Diapolo10/sudoku/Cargo.toml
[INFO] started frobbing Diapolo10/sudoku
[INFO] finished frobbing Diapolo10/sudoku
[INFO] frobbed toml for Diapolo10/sudoku written to work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/Diapolo10/sudoku/Cargo.toml
[INFO] crate Diapolo10/sudoku already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking Diapolo10/sudoku against master#e305df1846a6d985315917ae0c81b74af8b4e641 for pr-60039-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039-1/worker-2/master#e305df1846a6d985315917ae0c81b74af8b4e641:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/Diapolo10/sudoku:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 9ca2f8a67b6c41cbc38b161fa1431e06a81bee1f9e51a8741026cf5be66bbfa2
[INFO] running `"docker" "start" "-a" "9ca2f8a67b6c41cbc38b161fa1431e06a81bee1f9e51a8741026cf5be66bbfa2"`
[INFO] [stderr]    Compiling libc v0.2.29
[INFO] [stderr]     Checking shared_library v0.1.7
[INFO] [stderr]     Checking x11-dl v2.15.0
[INFO] [stderr]     Checking fs2 v0.2.5
[INFO] [stderr]     Checking piston2d-opengl_graphics v0.46.0
[INFO] [stderr]     Checking memmap v0.4.0
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]    Compiling rand v0.3.16
[INFO] [stderr]    Compiling phf_generator v0.7.21
[INFO] [stderr]    Compiling phf_codegen v0.7.21
[INFO] [stderr]    Compiling target_build_utils v0.3.1
[INFO] [stderr]    Compiling libloading v0.3.4
[INFO] [stderr]     Checking dlib v0.3.1
[INFO] [stderr]     Checking wayland-sys v0.9.9
[INFO] [stderr]     Checking wayland-client v0.9.9
[INFO] [stderr]     Checking wayland-window v0.6.1
[INFO] [stderr]     Checking wayland-kbd v0.9.1
[INFO] [stderr]     Checking winit v0.7.5
[INFO] [stderr]     Checking glutin v0.9.2
[INFO] [stderr]     Checking pistoncore-glutin_window v0.38.0
[INFO] [stderr]     Checking sudoku v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/gameboard_view.rs:105:9
[INFO] [stderr]     |
[INFO] [stderr] 105 |         /// Draw characters.
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 106 |         let text_image = Image::new_color(settings.text_color);
[INFO] [stderr]     |         ------------------------------------------------------- rustdoc does not generate documentation for statements
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_doc_comments)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/gameboard_view.rs:105:9
[INFO] [stderr]     |
[INFO] [stderr] 105 |         /// Draw characters.
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 106 |         let text_image = Image::new_color(settings.text_color);
[INFO] [stderr]     |         ------------------------------------------------------- rustdoc does not generate documentation for statements
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_doc_comments)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.71s
[INFO] running `"docker" "inspect" "9ca2f8a67b6c41cbc38b161fa1431e06a81bee1f9e51a8741026cf5be66bbfa2"`
[INFO] running `"docker" "rm" "-f" "9ca2f8a67b6c41cbc38b161fa1431e06a81bee1f9e51a8741026cf5be66bbfa2"`
[INFO] [stdout] 9ca2f8a67b6c41cbc38b161fa1431e06a81bee1f9e51a8741026cf5be66bbfa2