Dec 19 17:04:45.689 INFO checking feadoor/rustdoku against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 17:04:45.689 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-7/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/feadoor/rustdoku:/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 17:04:46.023 INFO [stdout] de80007fb13d3f504644505e4d0daf414d470e2307c25802be8ce5aa0a0584b7
Dec 19 17:04:46.025 INFO running `"docker" "start" "-a" "de80007fb13d3f504644505e4d0daf414d470e2307c25802be8ce5aa0a0584b7"`
Dec 19 17:04:47.561 INFO [stderr]     Checking itertools v0.5.7
Dec 19 17:04:47.561 INFO [stderr]     Checking rand v0.5.3
Dec 19 17:04:49.637 INFO [stderr]     Checking rustdoku v0.1.0 (/opt/crater/workdir)
Dec 19 17:04:50.924 INFO [stderr] warning: function is never used: `count_solutions`
Dec 19 17:04:50.924 INFO [stderr]    --> src/generator/brute_force.rs:731:1
Dec 19 17:04:50.924 INFO [stderr]     |
Dec 19 17:04:50.924 INFO [stderr] 731 | pub fn count_solutions(clues: &[usize]) -> usize {
Dec 19 17:04:50.924 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 17:04:50.924 INFO [stderr]     |
Dec 19 17:04:50.924 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 19 17:04:50.924 INFO [stderr] 
Dec 19 17:04:51.084 INFO [stderr] warning: function is never used: `count_solutions`
Dec 19 17:04:51.084 INFO [stderr]    --> src/generator/brute_force.rs:731:1
Dec 19 17:04:51.084 INFO [stderr]     |
Dec 19 17:04:51.084 INFO [stderr] 731 | pub fn count_solutions(clues: &[usize]) -> usize {
Dec 19 17:04:51.084 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 17:04:51.084 INFO [stderr]     |
Dec 19 17:04:51.084 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 19 17:04:51.084 INFO [stderr] 
Dec 19 17:04:51.786 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.26s
Dec 19 17:04:52.070 INFO running `"docker" "inspect" "de80007fb13d3f504644505e4d0daf414d470e2307c25802be8ce5aa0a0584b7"`
Dec 19 17:04:52.212 INFO running `"docker" "rm" "-f" "de80007fb13d3f504644505e4d0daf414d470e2307c25802be8ce5aa0a0584b7"`
Dec 19 17:04:52.334 INFO [stdout] de80007fb13d3f504644505e4d0daf414d470e2307c25802be8ce5aa0a0584b7