Nov 02 06:23:11.720 INFO checking slavovojacek/8QP_rust against master#f6e9a6e41cd9b1fb687e296b5a6d4c6ad399f862 for pr-55517
Nov 02 06:23:11.720 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55517/worker-3/master#f6e9a6e41cd9b1fb687e296b5a6d4c6ad399f862:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-55517/master#f6e9a6e41cd9b1fb687e296b5a6d4c6ad399f862:/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 +f6e9a6e41cd9b1fb687e296b5a6d4c6ad399f862-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"`
Nov 02 06:23:12.152 INFO blam! 1c62130c10a3a96e64c84cb59c49b6965a8372bd98980b5a10f91eefa496e0c9
Nov 02 06:23:12.164 INFO running `"docker" "start" "-a" "1c62130c10a3a96e64c84cb59c49b6965a8372bd98980b5a10f91eefa496e0c9"`
Nov 02 06:23:13.761 INFO kablam! usermod: no changes
Nov 02 06:23:13.828 INFO kablam!     Checking eight_queen_problem v0.1.0 (/source)
Nov 02 06:23:14.264 INFO kablam! warning: value assigned to `empty_squares` is never read
Nov 02 06:23:14.264 INFO kablam!   --> src/main.rs:20:13
Nov 02 06:23:14.264 INFO kablam!    |
Nov 02 06:23:14.264 INFO kablam! 20 |     let mut empty_squares: Vec<Position> = Vec::new();
Nov 02 06:23:14.264 INFO kablam!    |             ^^^^^^^^^^^^^
Nov 02 06:23:14.264 INFO kablam!    |
Nov 02 06:23:14.264 INFO kablam!    = note: #[warn(unused_assignments)] on by default
Nov 02 06:23:14.264 INFO kablam! 
Nov 02 06:23:14.264 INFO kablam! warning: unused variable: `r`
Nov 02 06:23:14.264 INFO kablam!    --> src/main.rs:113:33
Nov 02 06:23:14.264 INFO kablam!     |
Nov 02 06:23:14.264 INFO kablam! 113 | fn fill_col(board: &mut Board, (r, c): Position) -> Result<(), Position> {
Nov 02 06:23:14.264 INFO kablam!     |                                 ^ help: consider using `_r` instead
Nov 02 06:23:14.264 INFO kablam!     |
Nov 02 06:23:14.264 INFO kablam!     = note: #[warn(unused_variables)] on by default
Nov 02 06:23:14.264 INFO kablam! 
Nov 02 06:23:14.352 INFO kablam! warning: value assigned to `empty_squares` is never read
Nov 02 06:23:14.352 INFO kablam!   --> src/main.rs:20:13
Nov 02 06:23:14.352 INFO kablam!    |
Nov 02 06:23:14.353 INFO kablam! 20 |     let mut empty_squares: Vec<Position> = Vec::new();
Nov 02 06:23:14.353 INFO kablam!    |             ^^^^^^^^^^^^^
Nov 02 06:23:14.353 INFO kablam!    |
Nov 02 06:23:14.353 INFO kablam!    = note: #[warn(unused_assignments)] on by default
Nov 02 06:23:14.353 INFO kablam! 
Nov 02 06:23:14.353 INFO kablam! warning: unused variable: `r`
Nov 02 06:23:14.353 INFO kablam!    --> src/main.rs:113:33
Nov 02 06:23:14.353 INFO kablam!     |
Nov 02 06:23:14.353 INFO kablam! 113 | fn fill_col(board: &mut Board, (r, c): Position) -> Result<(), Position> {
Nov 02 06:23:14.353 INFO kablam!     |                                 ^ help: consider using `_r` instead
Nov 02 06:23:14.353 INFO kablam!     |
Nov 02 06:23:14.353 INFO kablam!     = note: #[warn(unused_variables)] on by default
Nov 02 06:23:14.353 INFO kablam! 
Nov 02 06:23:14.433 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
Nov 02 06:23:14.441 INFO kablam! su: No module specific data is present
Nov 02 06:23:15.220 INFO running `"docker" "rm" "-f" "1c62130c10a3a96e64c84cb59c49b6965a8372bd98980b5a10f91eefa496e0c9"`
Nov 02 06:23:15.557 INFO blam! 1c62130c10a3a96e64c84cb59c49b6965a8372bd98980b5a10f91eefa496e0c9