Oct 12 22:24:12.925 INFO checking droidkid/rust-tetris against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977 Oct 12 22:24:12.926 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-4/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-4/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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 12 22:24:13.400 INFO blam! f432d5a08b76b08022a7c4ab1f13763e9ac8a81da6063913c4c7653a0d3bc25c Oct 12 22:24:13.408 INFO running `"docker" "start" "-a" "f432d5a08b76b08022a7c4ab1f13763e9ac8a81da6063913c4c7653a0d3bc25c"` Oct 12 22:24:14.948 INFO kablam! usermod: no changes Oct 12 22:24:15.076 INFO kablam! Compiling sdl2-sys v0.31.0 Oct 12 22:24:18.645 INFO kablam! Checking sdl2 v0.31.0 Oct 12 22:24:22.544 INFO kablam! Checking rust-tetris v0.1.0 (/source) Oct 12 22:24:23.796 INFO kablam! warning: unused import: `std::thread` Oct 12 22:24:23.796 INFO kablam! --> src/main.rs:17:5 Oct 12 22:24:23.796 INFO kablam! | Oct 12 22:24:23.796 INFO kablam! 17 | use std::thread; Oct 12 22:24:23.796 INFO kablam! | ^^^^^^^^^^^ Oct 12 22:24:23.796 INFO kablam! | Oct 12 22:24:23.796 INFO kablam! = note: #[warn(unused_imports)] on by default Oct 12 22:24:23.796 INFO kablam! Oct 12 22:24:23.796 INFO kablam! warning: unnecessary parentheses around `for` head expression Oct 12 22:24:23.797 INFO kablam! --> src/main.rs:422:22 Oct 12 22:24:23.797 INFO kablam! | Oct 12 22:24:23.797 INFO kablam! 422 | for j in (1..self.width-1) { Oct 12 22:24:23.797 INFO kablam! | ^^^^^^^^^^^^^^^^^ help: remove these parentheses Oct 12 22:24:23.797 INFO kablam! | Oct 12 22:24:23.797 INFO kablam! = note: #[warn(unused_parens)] on by default Oct 12 22:24:23.797 INFO kablam! Oct 12 22:24:23.797 INFO kablam! warning: unnecessary parentheses around `if` condition Oct 12 22:24:23.797 INFO kablam! --> src/main.rs:473:16 Oct 12 22:24:23.797 INFO kablam! | Oct 12 22:24:23.797 INFO kablam! 473 | if (self.game_over_countdown > 0) { Oct 12 22:24:23.797 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses Oct 12 22:24:23.797 INFO kablam! Oct 12 22:24:23.797 INFO kablam! warning: unnecessary parentheses around `if` condition Oct 12 22:24:23.797 INFO kablam! --> src/main.rs:483:12 Oct 12 22:24:23.797 INFO kablam! | Oct 12 22:24:23.797 INFO kablam! 483 | if (input.left_key_pressed) { Oct 12 22:24:23.797 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses Oct 12 22:24:23.797 INFO kablam! Oct 12 22:24:23.797 INFO kablam! warning: unnecessary parentheses around `if` condition Oct 12 22:24:23.797 INFO kablam! --> src/main.rs:486:12 Oct 12 22:24:23.797 INFO kablam! | Oct 12 22:24:23.797 INFO kablam! 486 | if (input.right_key_pressed) { Oct 12 22:24:23.797 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses Oct 12 22:24:23.797 INFO kablam! Oct 12 22:24:23.797 INFO kablam! warning: unnecessary parentheses around `if` condition Oct 12 22:24:23.797 INFO kablam! --> src/main.rs:489:12 Oct 12 22:24:23.797 INFO kablam! | Oct 12 22:24:23.797 INFO kablam! 489 | if (input.up_key_pressed) { Oct 12 22:24:23.797 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses Oct 12 22:24:23.797 INFO kablam! Oct 12 22:24:23.797 INFO kablam! warning: unnecessary parentheses around `if` condition Oct 12 22:24:23.797 INFO kablam! --> src/main.rs:493:12 Oct 12 22:24:23.797 INFO kablam! | Oct 12 22:24:23.797 INFO kablam! 493 | if (input.down_key_pressed) { Oct 12 22:24:23.797 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses Oct 12 22:24:23.797 INFO kablam! Oct 12 22:24:23.797 INFO kablam! warning: unnecessary parentheses around `if` condition Oct 12 22:24:23.797 INFO kablam! --> src/main.rs:500:12 Oct 12 22:24:23.797 INFO kablam! | Oct 12 22:24:23.797 INFO kablam! 500 | if (self.gravity_countdown > 0) { Oct 12 22:24:23.797 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses Oct 12 22:24:23.797 INFO kablam! Oct 12 22:24:23.797 INFO kablam! warning: unnecessary parentheses around `if` condition Oct 12 22:24:23.797 INFO kablam! --> src/main.rs:503:12 Oct 12 22:24:23.797 INFO kablam! | Oct 12 22:24:23.797 INFO kablam! 503 | if (self.lock_delay_countdown > 0 && self.locking_state) { Oct 12 22:24:23.797 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses Oct 12 22:24:23.797 INFO kablam! Oct 12 22:24:23.797 INFO kablam! warning: unnecessary parentheses around `if` condition Oct 12 22:24:23.797 INFO kablam! --> src/main.rs:539:12 Oct 12 22:24:23.797 INFO kablam! | Oct 12 22:24:23.797 INFO kablam! 539 | if (self.level >= 10) { Oct 12 22:24:23.797 INFO kablam! | ^^^^^^^^^^^^^^^^^^ help: remove these parentheses Oct 12 22:24:23.797 INFO kablam! Oct 12 22:24:23.797 INFO kablam! warning: unnecessary parentheses around `if` condition Oct 12 22:24:23.797 INFO kablam! --> src/main.rs:646:12 Oct 12 22:24:23.797 INFO kablam! | Oct 12 22:24:23.797 INFO kablam! 646 | if (event_pump.keyboard_state().is_scancode_pressed(Scancode::Down)) { Oct 12 22:24:23.797 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses Oct 12 22:24:23.797 INFO kablam! Oct 12 22:24:23.928 INFO kablam! warning: unused import: `std::thread` Oct 12 22:24:23.928 INFO kablam! --> src/main.rs:17:5 Oct 12 22:24:23.928 INFO kablam! | Oct 12 22:24:23.928 INFO kablam! 17 | use std::thread; Oct 12 22:24:23.928 INFO kablam! | ^^^^^^^^^^^ Oct 12 22:24:23.928 INFO kablam! | Oct 12 22:24:23.929 INFO kablam! = note: #[warn(unused_imports)] on by default Oct 12 22:24:23.929 INFO kablam! Oct 12 22:24:23.929 INFO kablam! warning: unnecessary parentheses around `for` head expression Oct 12 22:24:23.929 INFO kablam! --> src/main.rs:422:22 Oct 12 22:24:23.929 INFO kablam! | Oct 12 22:24:23.929 INFO kablam! 422 | for j in (1..self.width-1) { Oct 12 22:24:23.929 INFO kablam! | ^^^^^^^^^^^^^^^^^ help: remove these parentheses Oct 12 22:24:23.929 INFO kablam! | Oct 12 22:24:23.929 INFO kablam! = note: #[warn(unused_parens)] on by default Oct 12 22:24:23.929 INFO kablam! Oct 12 22:24:23.929 INFO kablam! warning: unnecessary parentheses around `if` condition Oct 12 22:24:23.929 INFO kablam! --> src/main.rs:473:16 Oct 12 22:24:23.929 INFO kablam! | Oct 12 22:24:23.929 INFO kablam! 473 | if (self.game_over_countdown > 0) { Oct 12 22:24:23.929 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses Oct 12 22:24:23.929 INFO kablam! Oct 12 22:24:23.929 INFO kablam! warning: unnecessary parentheses around `if` condition Oct 12 22:24:23.929 INFO kablam! --> src/main.rs:483:12 Oct 12 22:24:23.929 INFO kablam! | Oct 12 22:24:23.929 INFO kablam! 483 | if (input.left_key_pressed) { Oct 12 22:24:23.929 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses Oct 12 22:24:23.929 INFO kablam! Oct 12 22:24:23.929 INFO kablam! warning: unnecessary parentheses around `if` condition Oct 12 22:24:23.929 INFO kablam! --> src/main.rs:486:12 Oct 12 22:24:23.929 INFO kablam! | Oct 12 22:24:23.929 INFO kablam! 486 | if (input.right_key_pressed) { Oct 12 22:24:23.929 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses Oct 12 22:24:23.929 INFO kablam! Oct 12 22:24:23.929 INFO kablam! warning: unnecessary parentheses around `if` condition Oct 12 22:24:23.929 INFO kablam! --> src/main.rs:489:12 Oct 12 22:24:23.929 INFO kablam! | Oct 12 22:24:23.929 INFO kablam! 489 | if (input.up_key_pressed) { Oct 12 22:24:23.929 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses Oct 12 22:24:23.929 INFO kablam! Oct 12 22:24:23.929 INFO kablam! warning: unnecessary parentheses around `if` condition Oct 12 22:24:23.929 INFO kablam! --> src/main.rs:493:12 Oct 12 22:24:23.929 INFO kablam! | Oct 12 22:24:23.929 INFO kablam! 493 | if (input.down_key_pressed) { Oct 12 22:24:23.929 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses Oct 12 22:24:23.929 INFO kablam! Oct 12 22:24:23.929 INFO kablam! warning: unnecessary parentheses around `if` condition Oct 12 22:24:23.929 INFO kablam! --> src/main.rs:500:12 Oct 12 22:24:23.929 INFO kablam! | Oct 12 22:24:23.929 INFO kablam! 500 | if (self.gravity_countdown > 0) { Oct 12 22:24:23.929 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses Oct 12 22:24:23.929 INFO kablam! Oct 12 22:24:23.929 INFO kablam! warning: unnecessary parentheses around `if` condition Oct 12 22:24:23.929 INFO kablam! --> src/main.rs:503:12 Oct 12 22:24:23.929 INFO kablam! | Oct 12 22:24:23.929 INFO kablam! 503 | if (self.lock_delay_countdown > 0 && self.locking_state) { Oct 12 22:24:23.929 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses Oct 12 22:24:23.929 INFO kablam! Oct 12 22:24:23.929 INFO kablam! warning: unnecessary parentheses around `if` condition Oct 12 22:24:23.929 INFO kablam! --> src/main.rs:539:12 Oct 12 22:24:23.929 INFO kablam! | Oct 12 22:24:23.929 INFO kablam! 539 | if (self.level >= 10) { Oct 12 22:24:23.929 INFO kablam! | ^^^^^^^^^^^^^^^^^^ help: remove these parentheses Oct 12 22:24:23.929 INFO kablam! Oct 12 22:24:23.929 INFO kablam! warning: unnecessary parentheses around `if` condition Oct 12 22:24:23.929 INFO kablam! --> src/main.rs:646:12 Oct 12 22:24:23.929 INFO kablam! | Oct 12 22:24:23.929 INFO kablam! 646 | if (event_pump.keyboard_state().is_scancode_pressed(Scancode::Down)) { Oct 12 22:24:23.929 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses Oct 12 22:24:23.929 INFO kablam! Oct 12 22:24:23.940 INFO kablam! warning: value assigned to `move_down_success` is never read Oct 12 22:24:23.940 INFO kablam! --> src/main.rs:508:17 Oct 12 22:24:23.940 INFO kablam! | Oct 12 22:24:23.940 INFO kablam! 508 | let mut move_down_success = true; Oct 12 22:24:23.940 INFO kablam! | ^^^^^^^^^^^^^^^^^ Oct 12 22:24:23.940 INFO kablam! | Oct 12 22:24:23.940 INFO kablam! = note: #[warn(unused_assignments)] on by default Oct 12 22:24:23.940 INFO kablam! Oct 12 22:24:24.036 INFO kablam! warning: variable does not need to be mutable Oct 12 22:24:24.036 INFO kablam! --> src/main.rs:613:9 Oct 12 22:24:24.036 INFO kablam! | Oct 12 22:24:24.036 INFO kablam! 613 | let mut font = ttf_context.load_font(font_path, 28).unwrap(); Oct 12 22:24:24.036 INFO kablam! | ----^^^^ Oct 12 22:24:24.036 INFO kablam! | | Oct 12 22:24:24.036 INFO kablam! | help: remove this `mut` Oct 12 22:24:24.036 INFO kablam! | Oct 12 22:24:24.036 INFO kablam! = note: #[warn(unused_mut)] on by default Oct 12 22:24:24.036 INFO kablam! Oct 12 22:24:24.036 INFO kablam! warning: method is never used: `is_row_empty` Oct 12 22:24:24.036 INFO kablam! --> src/main.rs:411:5 Oct 12 22:24:24.036 INFO kablam! | Oct 12 22:24:24.036 INFO kablam! 411 | fn is_row_empty(&self, row:usize) -> bool { Oct 12 22:24:24.036 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 22:24:24.036 INFO kablam! | Oct 12 22:24:24.036 INFO kablam! = note: #[warn(dead_code)] on by default Oct 12 22:24:24.036 INFO kablam! Oct 12 22:24:24.037 INFO kablam! warning: static variable `start_pos` should have an upper case name such as `START_POS` Oct 12 22:24:24.037 INFO kablam! --> src/main.rs:20:1 Oct 12 22:24:24.037 INFO kablam! | Oct 12 22:24:24.037 INFO kablam! 20 | / static start_pos: Pos2D = Pos2D { Oct 12 22:24:24.037 INFO kablam! 21 | | x: 5, Oct 12 22:24:24.037 INFO kablam! 22 | | y: 2 Oct 12 22:24:24.037 INFO kablam! 23 | | }; Oct 12 22:24:24.037 INFO kablam! | |__^ Oct 12 22:24:24.037 INFO kablam! | Oct 12 22:24:24.037 INFO kablam! = note: #[warn(non_upper_case_globals)] on by default Oct 12 22:24:24.037 INFO kablam! Oct 12 22:24:24.037 INFO kablam! warning: static variable `tetris_board_width` should have an upper case name such as `TETRIS_BOARD_WIDTH` Oct 12 22:24:24.037 INFO kablam! --> src/main.rs:24:1 Oct 12 22:24:24.037 INFO kablam! | Oct 12 22:24:24.037 INFO kablam! 24 | static tetris_board_width : usize = 12; Oct 12 22:24:24.037 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 22:24:24.037 INFO kablam! Oct 12 22:24:24.037 INFO kablam! warning: static variable `tetris_board_height` should have an upper case name such as `TETRIS_BOARD_HEIGHT` Oct 12 22:24:24.037 INFO kablam! --> src/main.rs:25:1 Oct 12 22:24:24.037 INFO kablam! | Oct 12 22:24:24.037 INFO kablam! 25 | static tetris_board_height : usize = 24; Oct 12 22:24:24.037 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 22:24:24.037 INFO kablam! Oct 12 22:24:24.041 INFO kablam! warning: unused `std::result::Result` which must be used Oct 12 22:24:24.041 INFO kablam! --> src/main.rs:273:13 Oct 12 22:24:24.041 INFO kablam! | Oct 12 22:24:24.041 INFO kablam! 273 | canvas.fill_rect(rect); Oct 12 22:24:24.041 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 22:24:24.041 INFO kablam! | Oct 12 22:24:24.041 INFO kablam! = note: #[warn(unused_must_use)] on by default Oct 12 22:24:24.041 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 12 22:24:24.041 INFO kablam! Oct 12 22:24:24.041 INFO kablam! warning: variable `randomTetrisPieceGenerator` should have a snake case name such as `random_tetris_piece_generator` Oct 12 22:24:24.041 INFO kablam! --> src/main.rs:342:13 Oct 12 22:24:24.041 INFO kablam! | Oct 12 22:24:24.041 INFO kablam! 342 | let mut randomTetrisPieceGenerator = RandomTetrisPieceGenerator::new(); Oct 12 22:24:24.041 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 22:24:24.041 INFO kablam! | Oct 12 22:24:24.041 INFO kablam! = note: #[warn(non_snake_case)] on by default Oct 12 22:24:24.041 INFO kablam! Oct 12 22:24:24.041 INFO kablam! warning: unused `std::result::Result` which must be used Oct 12 22:24:24.041 INFO kablam! --> src/main.rs:556:9 Oct 12 22:24:24.041 INFO kablam! | Oct 12 22:24:24.041 INFO kablam! 556 | canvas.fill_rect(rect); Oct 12 22:24:24.041 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 22:24:24.041 INFO kablam! | Oct 12 22:24:24.041 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 12 22:24:24.041 INFO kablam! Oct 12 22:24:24.047 INFO kablam! warning: unused `std::result::Result` which must be used Oct 12 22:24:24.047 INFO kablam! --> src/main.rs:661:13 Oct 12 22:24:24.047 INFO kablam! | Oct 12 22:24:24.047 INFO kablam! 661 | canvas.fill_rect(Rect::new(0,0,width,height)); Oct 12 22:24:24.047 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 22:24:24.047 INFO kablam! | Oct 12 22:24:24.047 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 12 22:24:24.047 INFO kablam! Oct 12 22:24:24.061 INFO kablam! warning: value assigned to `move_down_success` is never read Oct 12 22:24:24.061 INFO kablam! --> src/main.rs:508:17 Oct 12 22:24:24.061 INFO kablam! | Oct 12 22:24:24.061 INFO kablam! 508 | let mut move_down_success = true; Oct 12 22:24:24.061 INFO kablam! | ^^^^^^^^^^^^^^^^^ Oct 12 22:24:24.061 INFO kablam! | Oct 12 22:24:24.061 INFO kablam! = note: #[warn(unused_assignments)] on by default Oct 12 22:24:24.061 INFO kablam! Oct 12 22:24:24.148 INFO kablam! warning: variable does not need to be mutable Oct 12 22:24:24.149 INFO kablam! --> src/main.rs:613:9 Oct 12 22:24:24.149 INFO kablam! | Oct 12 22:24:24.149 INFO kablam! 613 | let mut font = ttf_context.load_font(font_path, 28).unwrap(); Oct 12 22:24:24.149 INFO kablam! | ----^^^^ Oct 12 22:24:24.149 INFO kablam! | | Oct 12 22:24:24.149 INFO kablam! | help: remove this `mut` Oct 12 22:24:24.149 INFO kablam! | Oct 12 22:24:24.149 INFO kablam! = note: #[warn(unused_mut)] on by default Oct 12 22:24:24.149 INFO kablam! Oct 12 22:24:24.149 INFO kablam! warning: method is never used: `is_row_empty` Oct 12 22:24:24.149 INFO kablam! --> src/main.rs:411:5 Oct 12 22:24:24.149 INFO kablam! | Oct 12 22:24:24.149 INFO kablam! 411 | fn is_row_empty(&self, row:usize) -> bool { Oct 12 22:24:24.149 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 22:24:24.149 INFO kablam! | Oct 12 22:24:24.149 INFO kablam! = note: #[warn(dead_code)] on by default Oct 12 22:24:24.149 INFO kablam! Oct 12 22:24:24.152 INFO kablam! warning: static variable `start_pos` should have an upper case name such as `START_POS` Oct 12 22:24:24.152 INFO kablam! --> src/main.rs:20:1 Oct 12 22:24:24.152 INFO kablam! | Oct 12 22:24:24.152 INFO kablam! 20 | / static start_pos: Pos2D = Pos2D { Oct 12 22:24:24.152 INFO kablam! 21 | | x: 5, Oct 12 22:24:24.152 INFO kablam! 22 | | y: 2 Oct 12 22:24:24.152 INFO kablam! 23 | | }; Oct 12 22:24:24.152 INFO kablam! | |__^ Oct 12 22:24:24.152 INFO kablam! | Oct 12 22:24:24.152 INFO kablam! = note: #[warn(non_upper_case_globals)] on by default Oct 12 22:24:24.152 INFO kablam! Oct 12 22:24:24.152 INFO kablam! warning: static variable `tetris_board_width` should have an upper case name such as `TETRIS_BOARD_WIDTH` Oct 12 22:24:24.152 INFO kablam! --> src/main.rs:24:1 Oct 12 22:24:24.152 INFO kablam! | Oct 12 22:24:24.152 INFO kablam! 24 | static tetris_board_width : usize = 12; Oct 12 22:24:24.152 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 22:24:24.152 INFO kablam! Oct 12 22:24:24.153 INFO kablam! warning: static variable `tetris_board_height` should have an upper case name such as `TETRIS_BOARD_HEIGHT` Oct 12 22:24:24.153 INFO kablam! --> src/main.rs:25:1 Oct 12 22:24:24.153 INFO kablam! | Oct 12 22:24:24.153 INFO kablam! 25 | static tetris_board_height : usize = 24; Oct 12 22:24:24.153 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 22:24:24.153 INFO kablam! Oct 12 22:24:24.153 INFO kablam! warning: unused `std::result::Result` which must be used Oct 12 22:24:24.153 INFO kablam! --> src/main.rs:273:13 Oct 12 22:24:24.153 INFO kablam! | Oct 12 22:24:24.153 INFO kablam! 273 | canvas.fill_rect(rect); Oct 12 22:24:24.153 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 22:24:24.153 INFO kablam! | Oct 12 22:24:24.153 INFO kablam! = note: #[warn(unused_must_use)] on by default Oct 12 22:24:24.153 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 12 22:24:24.153 INFO kablam! Oct 12 22:24:24.153 INFO kablam! warning: variable `randomTetrisPieceGenerator` should have a snake case name such as `random_tetris_piece_generator` Oct 12 22:24:24.153 INFO kablam! --> src/main.rs:342:13 Oct 12 22:24:24.153 INFO kablam! | Oct 12 22:24:24.153 INFO kablam! 342 | let mut randomTetrisPieceGenerator = RandomTetrisPieceGenerator::new(); Oct 12 22:24:24.153 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 22:24:24.153 INFO kablam! | Oct 12 22:24:24.153 INFO kablam! = note: #[warn(non_snake_case)] on by default Oct 12 22:24:24.153 INFO kablam! Oct 12 22:24:24.156 INFO kablam! warning: unused `std::result::Result` which must be used Oct 12 22:24:24.156 INFO kablam! --> src/main.rs:556:9 Oct 12 22:24:24.156 INFO kablam! | Oct 12 22:24:24.156 INFO kablam! 556 | canvas.fill_rect(rect); Oct 12 22:24:24.156 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 22:24:24.156 INFO kablam! | Oct 12 22:24:24.156 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 12 22:24:24.156 INFO kablam! Oct 12 22:24:24.156 INFO kablam! warning: unused `std::result::Result` which must be used Oct 12 22:24:24.156 INFO kablam! --> src/main.rs:661:13 Oct 12 22:24:24.156 INFO kablam! | Oct 12 22:24:24.156 INFO kablam! 661 | canvas.fill_rect(Rect::new(0,0,width,height)); Oct 12 22:24:24.156 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 22:24:24.156 INFO kablam! | Oct 12 22:24:24.156 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 12 22:24:24.156 INFO kablam! Oct 12 22:24:24.208 INFO kablam! Finished dev [unoptimized + debuginfo] target(s) in 9.22s Oct 12 22:24:24.208 INFO kablam! su: No module specific data is present Oct 12 22:24:24.793 INFO running `"docker" "rm" "-f" "f432d5a08b76b08022a7c4ab1f13763e9ac8a81da6063913c4c7653a0d3bc25c"` Oct 12 22:24:25.094 INFO blam! f432d5a08b76b08022a7c4ab1f13763e9ac8a81da6063913c4c7653a0d3bc25c