Dec 19 17:45:09.268 INFO checking droidkid/rust-tetris against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 17:45:09.268 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-3/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/droidkid/rust-tetris:/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 17:45:09.820 INFO [stdout] fe2195442a9da2368f8a92d95d6bb250ce2f062511e2017f95e062a7af3fb3b1
Dec 19 17:45:09.828 INFO running `"docker" "start" "-a" "fe2195442a9da2368f8a92d95d6bb250ce2f062511e2017f95e062a7af3fb3b1"`
Dec 19 17:45:11.784 INFO [stderr]    Compiling sdl2-sys v0.31.0
Dec 19 17:45:14.882 INFO [stderr]     Checking sdl2 v0.31.0
Dec 19 17:45:18.240 INFO [stderr]     Checking rust-tetris v0.1.0 (/opt/crater/workdir)
Dec 19 17:45:18.588 INFO [stderr] warning: unused import: `std::thread`
Dec 19 17:45:18.588 INFO [stderr]   --> src/main.rs:17:5
Dec 19 17:45:18.588 INFO [stderr]    |
Dec 19 17:45:18.588 INFO [stderr] 17 | use std::thread;
Dec 19 17:45:18.588 INFO [stderr]    |     ^^^^^^^^^^^
Dec 19 17:45:18.588 INFO [stderr]    |
Dec 19 17:45:18.589 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 19 17:45:18.589 INFO [stderr] 
Dec 19 17:45:18.589 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Dec 19 17:45:18.589 INFO [stderr]    --> src/main.rs:422:22
Dec 19 17:45:18.589 INFO [stderr]     |
Dec 19 17:45:18.589 INFO [stderr] 422 |             for j in (1..self.width-1) {
Dec 19 17:45:18.589 INFO [stderr]     |                      ^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 19 17:45:18.589 INFO [stderr]     |
Dec 19 17:45:18.589 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 19 17:45:18.589 INFO [stderr] 
Dec 19 17:45:18.589 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 19 17:45:18.589 INFO [stderr]    --> src/main.rs:473:16
Dec 19 17:45:18.589 INFO [stderr]     |
Dec 19 17:45:18.589 INFO [stderr] 473 |             if (self.game_over_countdown > 0) {
Dec 19 17:45:18.589 INFO [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 19 17:45:18.589 INFO [stderr] 
Dec 19 17:45:18.589 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 19 17:45:18.589 INFO [stderr]    --> src/main.rs:483:12
Dec 19 17:45:18.589 INFO [stderr]     |
Dec 19 17:45:18.589 INFO [stderr] 483 |         if (input.left_key_pressed) {
Dec 19 17:45:18.589 INFO [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 19 17:45:18.589 INFO [stderr] 
Dec 19 17:45:18.589 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 19 17:45:18.589 INFO [stderr]    --> src/main.rs:486:12
Dec 19 17:45:18.589 INFO [stderr]     |
Dec 19 17:45:18.589 INFO [stderr] 486 |         if (input.right_key_pressed) {
Dec 19 17:45:18.589 INFO [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 19 17:45:18.589 INFO [stderr] 
Dec 19 17:45:18.589 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 19 17:45:18.589 INFO [stderr]    --> src/main.rs:489:12
Dec 19 17:45:18.589 INFO [stderr]     |
Dec 19 17:45:18.589 INFO [stderr] 489 |         if (input.up_key_pressed) {
Dec 19 17:45:18.589 INFO [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 19 17:45:18.589 INFO [stderr] 
Dec 19 17:45:18.589 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 19 17:45:18.589 INFO [stderr]    --> src/main.rs:493:12
Dec 19 17:45:18.589 INFO [stderr]     |
Dec 19 17:45:18.589 INFO [stderr] 493 |         if (input.down_key_pressed) {
Dec 19 17:45:18.589 INFO [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 19 17:45:18.589 INFO [stderr] 
Dec 19 17:45:18.589 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 19 17:45:18.589 INFO [stderr]    --> src/main.rs:500:12
Dec 19 17:45:18.589 INFO [stderr]     |
Dec 19 17:45:18.589 INFO [stderr] 500 |         if (self.gravity_countdown > 0) {
Dec 19 17:45:18.589 INFO [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 19 17:45:18.589 INFO [stderr] 
Dec 19 17:45:18.589 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 19 17:45:18.589 INFO [stderr]    --> src/main.rs:503:12
Dec 19 17:45:18.589 INFO [stderr]     |
Dec 19 17:45:18.589 INFO [stderr] 503 |         if (self.lock_delay_countdown > 0 && self.locking_state) {
Dec 19 17:45:18.589 INFO [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 19 17:45:18.589 INFO [stderr] 
Dec 19 17:45:18.589 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 19 17:45:18.589 INFO [stderr]    --> src/main.rs:539:12
Dec 19 17:45:18.589 INFO [stderr]     |
Dec 19 17:45:18.589 INFO [stderr] 539 |         if (self.level >= 10) {
Dec 19 17:45:18.589 INFO [stderr]     |            ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 19 17:45:18.589 INFO [stderr] 
Dec 19 17:45:18.589 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 19 17:45:18.589 INFO [stderr]    --> src/main.rs:646:12
Dec 19 17:45:18.589 INFO [stderr]     |
Dec 19 17:45:18.589 INFO [stderr] 646 |         if (event_pump.keyboard_state().is_scancode_pressed(Scancode::Down)) {
Dec 19 17:45:18.589 INFO [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 19 17:45:18.589 INFO [stderr] 
Dec 19 17:45:18.764 INFO [stderr] warning: unused import: `std::thread`
Dec 19 17:45:18.764 INFO [stderr]   --> src/main.rs:17:5
Dec 19 17:45:18.764 INFO [stderr]    |
Dec 19 17:45:18.764 INFO [stderr] 17 | use std::thread;
Dec 19 17:45:18.765 INFO [stderr]    |     ^^^^^^^^^^^
Dec 19 17:45:18.765 INFO [stderr]    |
Dec 19 17:45:18.765 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 19 17:45:18.765 INFO [stderr] 
Dec 19 17:45:18.765 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Dec 19 17:45:18.765 INFO [stderr]    --> src/main.rs:422:22
Dec 19 17:45:18.765 INFO [stderr]     |
Dec 19 17:45:18.765 INFO [stderr] 422 |             for j in (1..self.width-1) {
Dec 19 17:45:18.765 INFO [stderr]     |                      ^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 19 17:45:18.765 INFO [stderr]     |
Dec 19 17:45:18.765 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 19 17:45:18.765 INFO [stderr] 
Dec 19 17:45:18.765 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 19 17:45:18.765 INFO [stderr]    --> src/main.rs:473:16
Dec 19 17:45:18.765 INFO [stderr]     |
Dec 19 17:45:18.765 INFO [stderr] 473 |             if (self.game_over_countdown > 0) {
Dec 19 17:45:18.765 INFO [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 19 17:45:18.765 INFO [stderr] 
Dec 19 17:45:18.765 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 19 17:45:18.765 INFO [stderr]    --> src/main.rs:483:12
Dec 19 17:45:18.765 INFO [stderr]     |
Dec 19 17:45:18.765 INFO [stderr] 483 |         if (input.left_key_pressed) {
Dec 19 17:45:18.765 INFO [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 19 17:45:18.765 INFO [stderr] 
Dec 19 17:45:18.765 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 19 17:45:18.765 INFO [stderr]    --> src/main.rs:486:12
Dec 19 17:45:18.765 INFO [stderr]     |
Dec 19 17:45:18.765 INFO [stderr] 486 |         if (input.right_key_pressed) {
Dec 19 17:45:18.765 INFO [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 19 17:45:18.765 INFO [stderr] 
Dec 19 17:45:18.765 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 19 17:45:18.765 INFO [stderr]    --> src/main.rs:489:12
Dec 19 17:45:18.765 INFO [stderr]     |
Dec 19 17:45:18.765 INFO [stderr] 489 |         if (input.up_key_pressed) {
Dec 19 17:45:18.765 INFO [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 19 17:45:18.765 INFO [stderr] 
Dec 19 17:45:18.765 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 19 17:45:18.765 INFO [stderr]    --> src/main.rs:493:12
Dec 19 17:45:18.765 INFO [stderr]     |
Dec 19 17:45:18.765 INFO [stderr] 493 |         if (input.down_key_pressed) {
Dec 19 17:45:18.765 INFO [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 19 17:45:18.765 INFO [stderr] 
Dec 19 17:45:18.765 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 19 17:45:18.765 INFO [stderr]    --> src/main.rs:500:12
Dec 19 17:45:18.765 INFO [stderr]     |
Dec 19 17:45:18.765 INFO [stderr] 500 |         if (self.gravity_countdown > 0) {
Dec 19 17:45:18.765 INFO [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 19 17:45:18.765 INFO [stderr] 
Dec 19 17:45:18.765 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 19 17:45:18.765 INFO [stderr]    --> src/main.rs:503:12
Dec 19 17:45:18.765 INFO [stderr]     |
Dec 19 17:45:18.765 INFO [stderr] 503 |         if (self.lock_delay_countdown > 0 && self.locking_state) {
Dec 19 17:45:18.765 INFO [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 19 17:45:18.765 INFO [stderr] 
Dec 19 17:45:18.765 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 19 17:45:18.765 INFO [stderr]    --> src/main.rs:539:12
Dec 19 17:45:18.765 INFO [stderr]     |
Dec 19 17:45:18.765 INFO [stderr] 539 |         if (self.level >= 10) {
Dec 19 17:45:18.765 INFO [stderr]     |            ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 19 17:45:18.765 INFO [stderr] 
Dec 19 17:45:18.765 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 19 17:45:18.765 INFO [stderr]    --> src/main.rs:646:12
Dec 19 17:45:18.765 INFO [stderr]     |
Dec 19 17:45:18.765 INFO [stderr] 646 |         if (event_pump.keyboard_state().is_scancode_pressed(Scancode::Down)) {
Dec 19 17:45:18.765 INFO [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 19 17:45:18.765 INFO [stderr] 
Dec 19 17:45:18.912 INFO [stderr] warning: value assigned to `move_down_success` is never read
Dec 19 17:45:18.912 INFO [stderr]    --> src/main.rs:508:17
Dec 19 17:45:18.912 INFO [stderr]     |
Dec 19 17:45:18.912 INFO [stderr] 508 |         let mut move_down_success = true;
Dec 19 17:45:18.912 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^
Dec 19 17:45:18.912 INFO [stderr]     |
Dec 19 17:45:18.912 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Dec 19 17:45:18.912 INFO [stderr]     = help: maybe it is overwritten before being read?
Dec 19 17:45:18.912 INFO [stderr] 
Dec 19 17:45:19.107 INFO [stderr] warning: variable does not need to be mutable
Dec 19 17:45:19.107 INFO [stderr]    --> src/main.rs:613:9
Dec 19 17:45:19.107 INFO [stderr]     |
Dec 19 17:45:19.107 INFO [stderr] 613 |     let mut font = ttf_context.load_font(font_path, 28).unwrap();
Dec 19 17:45:19.107 INFO [stderr]     |         ----^^^^
Dec 19 17:45:19.107 INFO [stderr]     |         |
Dec 19 17:45:19.107 INFO [stderr]     |         help: remove this `mut`
Dec 19 17:45:19.107 INFO [stderr]     |
Dec 19 17:45:19.107 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 19 17:45:19.107 INFO [stderr] 
Dec 19 17:45:19.110 INFO [stderr] warning: method is never used: `is_row_empty`
Dec 19 17:45:19.110 INFO [stderr]    --> src/main.rs:411:5
Dec 19 17:45:19.110 INFO [stderr]     |
Dec 19 17:45:19.110 INFO [stderr] 411 |     fn is_row_empty(&self, row:usize) -> bool {
Dec 19 17:45:19.110 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 17:45:19.110 INFO [stderr]     |
Dec 19 17:45:19.110 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 19 17:45:19.110 INFO [stderr] 
Dec 19 17:45:19.110 INFO [stderr] warning: static variable `start_pos` should have an upper case name such as `START_POS`
Dec 19 17:45:19.110 INFO [stderr]   --> src/main.rs:20:1
Dec 19 17:45:19.110 INFO [stderr]    |
Dec 19 17:45:19.110 INFO [stderr] 20 | / static start_pos: Pos2D = Pos2D {
Dec 19 17:45:19.110 INFO [stderr] 21 | |     x: 5,
Dec 19 17:45:19.110 INFO [stderr] 22 | |     y: 2
Dec 19 17:45:19.110 INFO [stderr] 23 | | };
Dec 19 17:45:19.110 INFO [stderr]    | |__^
Dec 19 17:45:19.110 INFO [stderr]    |
Dec 19 17:45:19.110 INFO [stderr]    = note: #[warn(non_upper_case_globals)] on by default
Dec 19 17:45:19.110 INFO [stderr] 
Dec 19 17:45:19.110 INFO [stderr] warning: static variable `tetris_board_width` should have an upper case name such as `TETRIS_BOARD_WIDTH`
Dec 19 17:45:19.110 INFO [stderr]   --> src/main.rs:24:1
Dec 19 17:45:19.110 INFO [stderr]    |
Dec 19 17:45:19.110 INFO [stderr] 24 | static tetris_board_width : usize = 12;
Dec 19 17:45:19.111 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 17:45:19.111 INFO [stderr] 
Dec 19 17:45:19.111 INFO [stderr] warning: static variable `tetris_board_height` should have an upper case name such as `TETRIS_BOARD_HEIGHT`
Dec 19 17:45:19.111 INFO [stderr]   --> src/main.rs:25:1
Dec 19 17:45:19.111 INFO [stderr]    |
Dec 19 17:45:19.111 INFO [stderr] 25 | static tetris_board_height : usize = 24;
Dec 19 17:45:19.111 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 17:45:19.111 INFO [stderr] 
Dec 19 17:45:19.111 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 17:45:19.111 INFO [stderr]    --> src/main.rs:273:13
Dec 19 17:45:19.111 INFO [stderr]     |
Dec 19 17:45:19.111 INFO [stderr] 273 |             canvas.fill_rect(rect);
Dec 19 17:45:19.111 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 17:45:19.111 INFO [stderr]     |
Dec 19 17:45:19.111 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 19 17:45:19.111 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 17:45:19.111 INFO [stderr] 
Dec 19 17:45:19.111 INFO [stderr] warning: variable `randomTetrisPieceGenerator` should have a snake case name such as `random_tetris_piece_generator`
Dec 19 17:45:19.111 INFO [stderr]    --> src/main.rs:342:13
Dec 19 17:45:19.111 INFO [stderr]     |
Dec 19 17:45:19.111 INFO [stderr] 342 |         let mut randomTetrisPieceGenerator = RandomTetrisPieceGenerator::new();
Dec 19 17:45:19.111 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 17:45:19.111 INFO [stderr]     |
Dec 19 17:45:19.111 INFO [stderr]     = note: #[warn(non_snake_case)] on by default
Dec 19 17:45:19.111 INFO [stderr] 
Dec 19 17:45:19.111 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 17:45:19.111 INFO [stderr]    --> src/main.rs:556:9
Dec 19 17:45:19.111 INFO [stderr]     |
Dec 19 17:45:19.111 INFO [stderr] 556 |         canvas.fill_rect(rect);
Dec 19 17:45:19.111 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 17:45:19.111 INFO [stderr]     |
Dec 19 17:45:19.111 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 17:45:19.111 INFO [stderr] 
Dec 19 17:45:19.111 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 17:45:19.111 INFO [stderr]    --> src/main.rs:661:13
Dec 19 17:45:19.111 INFO [stderr]     |
Dec 19 17:45:19.111 INFO [stderr] 661 |             canvas.fill_rect(Rect::new(0,0,width,height));
Dec 19 17:45:19.111 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 17:45:19.111 INFO [stderr]     |
Dec 19 17:45:19.111 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 17:45:19.111 INFO [stderr] 
Dec 19 17:45:19.111 INFO [stderr] warning: value assigned to `move_down_success` is never read
Dec 19 17:45:19.111 INFO [stderr]    --> src/main.rs:508:17
Dec 19 17:45:19.112 INFO [stderr]     |
Dec 19 17:45:19.112 INFO [stderr] 508 |         let mut move_down_success = true;
Dec 19 17:45:19.112 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^
Dec 19 17:45:19.112 INFO [stderr]     |
Dec 19 17:45:19.112 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Dec 19 17:45:19.112 INFO [stderr]     = help: maybe it is overwritten before being read?
Dec 19 17:45:19.112 INFO [stderr] 
Dec 19 17:45:19.306 INFO [stderr] warning: variable does not need to be mutable
Dec 19 17:45:19.306 INFO [stderr]    --> src/main.rs:613:9
Dec 19 17:45:19.306 INFO [stderr]     |
Dec 19 17:45:19.306 INFO [stderr] 613 |     let mut font = ttf_context.load_font(font_path, 28).unwrap();
Dec 19 17:45:19.306 INFO [stderr]     |         ----^^^^
Dec 19 17:45:19.306 INFO [stderr]     |         |
Dec 19 17:45:19.306 INFO [stderr]     |         help: remove this `mut`
Dec 19 17:45:19.306 INFO [stderr]     |
Dec 19 17:45:19.307 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 19 17:45:19.307 INFO [stderr] 
Dec 19 17:45:19.307 INFO [stderr] warning: method is never used: `is_row_empty`
Dec 19 17:45:19.307 INFO [stderr]    --> src/main.rs:411:5
Dec 19 17:45:19.307 INFO [stderr]     |
Dec 19 17:45:19.307 INFO [stderr] 411 |     fn is_row_empty(&self, row:usize) -> bool {
Dec 19 17:45:19.307 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 17:45:19.307 INFO [stderr]     |
Dec 19 17:45:19.307 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 19 17:45:19.307 INFO [stderr] 
Dec 19 17:45:19.307 INFO [stderr] warning: static variable `start_pos` should have an upper case name such as `START_POS`
Dec 19 17:45:19.307 INFO [stderr]   --> src/main.rs:20:1
Dec 19 17:45:19.308 INFO [stderr]    |
Dec 19 17:45:19.308 INFO [stderr] 20 | / static start_pos: Pos2D = Pos2D {
Dec 19 17:45:19.308 INFO [stderr] 21 | |     x: 5,
Dec 19 17:45:19.308 INFO [stderr] 22 | |     y: 2
Dec 19 17:45:19.308 INFO [stderr] 23 | | };
Dec 19 17:45:19.308 INFO [stderr]    | |__^
Dec 19 17:45:19.308 INFO [stderr]    |
Dec 19 17:45:19.308 INFO [stderr]    = note: #[warn(non_upper_case_globals)] on by default
Dec 19 17:45:19.308 INFO [stderr] 
Dec 19 17:45:19.308 INFO [stderr] warning: static variable `tetris_board_width` should have an upper case name such as `TETRIS_BOARD_WIDTH`
Dec 19 17:45:19.308 INFO [stderr]   --> src/main.rs:24:1
Dec 19 17:45:19.308 INFO [stderr]    |
Dec 19 17:45:19.308 INFO [stderr] 24 | static tetris_board_width : usize = 12;
Dec 19 17:45:19.308 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 17:45:19.308 INFO [stderr] 
Dec 19 17:45:19.309 INFO [stderr] warning: static variable `tetris_board_height` should have an upper case name such as `TETRIS_BOARD_HEIGHT`
Dec 19 17:45:19.309 INFO [stderr]   --> src/main.rs:25:1
Dec 19 17:45:19.309 INFO [stderr]    |
Dec 19 17:45:19.309 INFO [stderr] 25 | static tetris_board_height : usize = 24;
Dec 19 17:45:19.309 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 17:45:19.309 INFO [stderr] 
Dec 19 17:45:19.309 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 17:45:19.309 INFO [stderr]    --> src/main.rs:273:13
Dec 19 17:45:19.309 INFO [stderr]     |
Dec 19 17:45:19.309 INFO [stderr] 273 |             canvas.fill_rect(rect);
Dec 19 17:45:19.309 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 17:45:19.309 INFO [stderr]     |
Dec 19 17:45:19.309 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 19 17:45:19.310 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 17:45:19.310 INFO [stderr] 
Dec 19 17:45:19.310 INFO [stderr] warning: variable `randomTetrisPieceGenerator` should have a snake case name such as `random_tetris_piece_generator`
Dec 19 17:45:19.310 INFO [stderr]    --> src/main.rs:342:13
Dec 19 17:45:19.310 INFO [stderr]     |
Dec 19 17:45:19.310 INFO [stderr] 342 |         let mut randomTetrisPieceGenerator = RandomTetrisPieceGenerator::new();
Dec 19 17:45:19.310 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 17:45:19.310 INFO [stderr]     |
Dec 19 17:45:19.310 INFO [stderr]     = note: #[warn(non_snake_case)] on by default
Dec 19 17:45:19.310 INFO [stderr] 
Dec 19 17:45:19.310 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 17:45:19.310 INFO [stderr]    --> src/main.rs:556:9
Dec 19 17:45:19.310 INFO [stderr]     |
Dec 19 17:45:19.310 INFO [stderr] 556 |         canvas.fill_rect(rect);
Dec 19 17:45:19.310 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 17:45:19.310 INFO [stderr]     |
Dec 19 17:45:19.310 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 17:45:19.310 INFO [stderr] 
Dec 19 17:45:19.310 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 17:45:19.310 INFO [stderr]    --> src/main.rs:661:13
Dec 19 17:45:19.310 INFO [stderr]     |
Dec 19 17:45:19.310 INFO [stderr] 661 |             canvas.fill_rect(Rect::new(0,0,width,height));
Dec 19 17:45:19.310 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 17:45:19.310 INFO [stderr]     |
Dec 19 17:45:19.310 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 17:45:19.310 INFO [stderr] 
Dec 19 17:45:19.389 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.67s
Dec 19 17:45:20.475 INFO running `"docker" "inspect" "fe2195442a9da2368f8a92d95d6bb250ce2f062511e2017f95e062a7af3fb3b1"`
Dec 19 17:45:20.910 INFO running `"docker" "rm" "-f" "fe2195442a9da2368f8a92d95d6bb250ce2f062511e2017f95e062a7af3fb3b1"`
Dec 19 17:45:21.229 INFO [stdout] fe2195442a9da2368f8a92d95d6bb250ce2f062511e2017f95e062a7af3fb3b1