Oct 26 20:42:32.053 INFO checking slavovojacek/8QP_rust against try#19f01b935b91481fd445b16b533d2f87661bf12e for pr-55192-2
Oct 26 20:42:32.053 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192-2/worker-5/try#19f01b935b91481fd445b16b533d2f87661bf12e:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-5/pr-55192-2/try#19f01b935b91481fd445b16b533d2f87661bf12e:/source:ro,Z" "-v" "/mnt/big/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +19f01b935b91481fd445b16b533d2f87661bf12e-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Oct 26 20:42:32.475 INFO blam! 4020e197eb53c62cf637e1f6ff9ead79a31e7d49c1af0616f381397cd22d6c17
Oct 26 20:42:32.478 INFO running `"docker" "start" "-a" "4020e197eb53c62cf637e1f6ff9ead79a31e7d49c1af0616f381397cd22d6c17"`
Oct 26 20:42:33.723 INFO kablam! usermod: no changes
Oct 26 20:42:33.787 INFO kablam!     Checking eight_queen_problem v0.1.0 (/source)
Oct 26 20:42:34.170 INFO kablam! warning: value assigned to `empty_squares` is never read
Oct 26 20:42:34.170 INFO kablam!   --> src/main.rs:20:13
Oct 26 20:42:34.170 INFO kablam!    |
Oct 26 20:42:34.170 INFO kablam! 20 |     let mut empty_squares: Vec<Position> = Vec::new();
Oct 26 20:42:34.170 INFO kablam!    |             ^^^^^^^^^^^^^
Oct 26 20:42:34.170 INFO kablam!    |
Oct 26 20:42:34.179 INFO kablam!    = note: #[warn(unused_assignments)] on by default
Oct 26 20:42:34.179 INFO kablam! 
Oct 26 20:42:34.179 INFO kablam! warning: unused variable: `r`
Oct 26 20:42:34.179 INFO kablam!    --> src/main.rs:113:33
Oct 26 20:42:34.179 INFO kablam!     |
Oct 26 20:42:34.179 INFO kablam! 113 | fn fill_col(board: &mut Board, (r, c): Position) -> Result<(), Position> {
Oct 26 20:42:34.179 INFO kablam!     |                                 ^ help: consider using `_r` instead
Oct 26 20:42:34.179 INFO kablam!     |
Oct 26 20:42:34.179 INFO kablam!     = note: #[warn(unused_variables)] on by default
Oct 26 20:42:34.179 INFO kablam! 
Oct 26 20:42:34.267 INFO kablam! warning: value assigned to `empty_squares` is never read
Oct 26 20:42:34.267 INFO kablam!   --> src/main.rs:20:13
Oct 26 20:42:34.267 INFO kablam!    |
Oct 26 20:42:34.267 INFO kablam! 20 |     let mut empty_squares: Vec<Position> = Vec::new();
Oct 26 20:42:34.267 INFO kablam!    |             ^^^^^^^^^^^^^
Oct 26 20:42:34.267 INFO kablam!    |
Oct 26 20:42:34.267 INFO kablam!    = note: #[warn(unused_assignments)] on by default
Oct 26 20:42:34.267 INFO kablam! 
Oct 26 20:42:34.267 INFO kablam! warning: unused variable: `r`
Oct 26 20:42:34.267 INFO kablam!    --> src/main.rs:113:33
Oct 26 20:42:34.267 INFO kablam!     |
Oct 26 20:42:34.267 INFO kablam! 113 | fn fill_col(board: &mut Board, (r, c): Position) -> Result<(), Position> {
Oct 26 20:42:34.267 INFO kablam!     |                                 ^ help: consider using `_r` instead
Oct 26 20:42:34.267 INFO kablam!     |
Oct 26 20:42:34.267 INFO kablam!     = note: #[warn(unused_variables)] on by default
Oct 26 20:42:34.267 INFO kablam! 
Oct 26 20:42:34.299 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
Oct 26 20:42:34.301 INFO kablam! su: No module specific data is present
Oct 26 20:42:35.239 INFO running `"docker" "rm" "-f" "4020e197eb53c62cf637e1f6ff9ead79a31e7d49c1af0616f381397cd22d6c17"`
Oct 26 20:42:35.522 INFO blam! 4020e197eb53c62cf637e1f6ff9ead79a31e7d49c1af0616f381397cd22d6c17