Dec 18 01:06:47.885 INFO checking droidkid/rust-tetris against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 01:06:47.885 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-3/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 01:06:48.534 INFO [stdout] fc7f1c194c0c7f30db4386958754febe77fa49333a7202011fbe74a9fcf8069a
Dec 18 01:06:48.536 INFO running `"docker" "start" "-a" "fc7f1c194c0c7f30db4386958754febe77fa49333a7202011fbe74a9fcf8069a"`
Dec 18 01:06:50.709 INFO [stderr]     Checking sdl2 v0.31.0
Dec 18 01:06:54.378 INFO [stderr]     Checking rust-tetris v0.1.0 (/opt/crater/workdir)
Dec 18 01:06:54.751 INFO [stderr] warning: unused import: `std::thread`
Dec 18 01:06:54.751 INFO [stderr]   --> src/main.rs:17:5
Dec 18 01:06:54.751 INFO [stderr]    |
Dec 18 01:06:54.751 INFO [stderr] 17 | use std::thread;
Dec 18 01:06:54.751 INFO [stderr]    |     ^^^^^^^^^^^
Dec 18 01:06:54.751 INFO [stderr]    |
Dec 18 01:06:54.751 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 18 01:06:54.751 INFO [stderr] 
Dec 18 01:06:54.752 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Dec 18 01:06:54.752 INFO [stderr]    --> src/main.rs:422:22
Dec 18 01:06:54.752 INFO [stderr]     |
Dec 18 01:06:54.752 INFO [stderr] 422 |             for j in (1..self.width-1) {
Dec 18 01:06:54.752 INFO [stderr]     |                      ^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 01:06:54.752 INFO [stderr]     |
Dec 18 01:06:54.752 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 18 01:06:54.752 INFO [stderr] 
Dec 18 01:06:54.752 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 18 01:06:54.752 INFO [stderr]    --> src/main.rs:473:16
Dec 18 01:06:54.752 INFO [stderr]     |
Dec 18 01:06:54.752 INFO [stderr] 473 |             if (self.game_over_countdown > 0) {
Dec 18 01:06:54.752 INFO [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 01:06:54.752 INFO [stderr] 
Dec 18 01:06:54.753 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 18 01:06:54.753 INFO [stderr]    --> src/main.rs:483:12
Dec 18 01:06:54.753 INFO [stderr]     |
Dec 18 01:06:54.753 INFO [stderr] 483 |         if (input.left_key_pressed) {
Dec 18 01:06:54.753 INFO [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 01:06:54.753 INFO [stderr] 
Dec 18 01:06:54.753 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 18 01:06:54.753 INFO [stderr]    --> src/main.rs:486:12
Dec 18 01:06:54.753 INFO [stderr]     |
Dec 18 01:06:54.753 INFO [stderr] 486 |         if (input.right_key_pressed) {
Dec 18 01:06:54.753 INFO [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 01:06:54.753 INFO [stderr] 
Dec 18 01:06:54.753 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 18 01:06:54.753 INFO [stderr]    --> src/main.rs:489:12
Dec 18 01:06:54.753 INFO [stderr]     |
Dec 18 01:06:54.753 INFO [stderr] 489 |         if (input.up_key_pressed) {
Dec 18 01:06:54.753 INFO [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 01:06:54.753 INFO [stderr] 
Dec 18 01:06:54.753 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 18 01:06:54.753 INFO [stderr]    --> src/main.rs:493:12
Dec 18 01:06:54.753 INFO [stderr]     |
Dec 18 01:06:54.753 INFO [stderr] 493 |         if (input.down_key_pressed) {
Dec 18 01:06:54.753 INFO [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 01:06:54.753 INFO [stderr] 
Dec 18 01:06:54.753 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 18 01:06:54.754 INFO [stderr]    --> src/main.rs:500:12
Dec 18 01:06:54.754 INFO [stderr]     |
Dec 18 01:06:54.754 INFO [stderr] 500 |         if (self.gravity_countdown > 0) {
Dec 18 01:06:54.754 INFO [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 01:06:54.754 INFO [stderr] 
Dec 18 01:06:54.754 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 18 01:06:54.754 INFO [stderr]    --> src/main.rs:503:12
Dec 18 01:06:54.754 INFO [stderr]     |
Dec 18 01:06:54.754 INFO [stderr] 503 |         if (self.lock_delay_countdown > 0 && self.locking_state) {
Dec 18 01:06:54.754 INFO [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 01:06:54.754 INFO [stderr] 
Dec 18 01:06:54.754 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 18 01:06:54.754 INFO [stderr]    --> src/main.rs:539:12
Dec 18 01:06:54.754 INFO [stderr]     |
Dec 18 01:06:54.754 INFO [stderr] 539 |         if (self.level >= 10) {
Dec 18 01:06:54.754 INFO [stderr]     |            ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 01:06:54.754 INFO [stderr] 
Dec 18 01:06:54.756 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 18 01:06:54.756 INFO [stderr]    --> src/main.rs:646:12
Dec 18 01:06:54.756 INFO [stderr]     |
Dec 18 01:06:54.756 INFO [stderr] 646 |         if (event_pump.keyboard_state().is_scancode_pressed(Scancode::Down)) {
Dec 18 01:06:54.756 INFO [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 01:06:54.756 INFO [stderr] 
Dec 18 01:06:54.864 INFO [stderr] warning: value assigned to `move_down_success` is never read
Dec 18 01:06:54.864 INFO [stderr]    --> src/main.rs:508:17
Dec 18 01:06:54.864 INFO [stderr]     |
Dec 18 01:06:54.864 INFO [stderr] 508 |         let mut move_down_success = true;
Dec 18 01:06:54.864 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^
Dec 18 01:06:54.864 INFO [stderr]     |
Dec 18 01:06:54.864 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Dec 18 01:06:54.864 INFO [stderr] 
Dec 18 01:06:54.980 INFO [stderr] warning: variable does not need to be mutable
Dec 18 01:06:54.980 INFO [stderr]    --> src/main.rs:613:9
Dec 18 01:06:54.980 INFO [stderr]     |
Dec 18 01:06:54.980 INFO [stderr] 613 |     let mut font = ttf_context.load_font(font_path, 28).unwrap();
Dec 18 01:06:54.980 INFO [stderr]     |         ----^^^^
Dec 18 01:06:54.980 INFO [stderr]     |         |
Dec 18 01:06:54.980 INFO [stderr]     |         help: remove this `mut`
Dec 18 01:06:54.980 INFO [stderr]     |
Dec 18 01:06:54.980 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 18 01:06:54.980 INFO [stderr] 
Dec 18 01:06:54.980 INFO [stderr] warning: method is never used: `is_row_empty`
Dec 18 01:06:54.980 INFO [stderr]    --> src/main.rs:411:5
Dec 18 01:06:54.980 INFO [stderr]     |
Dec 18 01:06:54.980 INFO [stderr] 411 |     fn is_row_empty(&self, row:usize) -> bool {
Dec 18 01:06:54.980 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:06:54.980 INFO [stderr]     |
Dec 18 01:06:54.980 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 18 01:06:54.981 INFO [stderr] 
Dec 18 01:06:54.981 INFO [stderr] warning: static variable `start_pos` should have an upper case name such as `START_POS`
Dec 18 01:06:54.981 INFO [stderr]   --> src/main.rs:20:1
Dec 18 01:06:54.981 INFO [stderr]    |
Dec 18 01:06:54.981 INFO [stderr] 20 | / static start_pos: Pos2D = Pos2D {
Dec 18 01:06:54.981 INFO [stderr] 21 | |     x: 5,
Dec 18 01:06:54.981 INFO [stderr] 22 | |     y: 2
Dec 18 01:06:54.981 INFO [stderr] 23 | | };
Dec 18 01:06:54.981 INFO [stderr]    | |__^
Dec 18 01:06:54.981 INFO [stderr]    |
Dec 18 01:06:54.981 INFO [stderr]    = note: #[warn(non_upper_case_globals)] on by default
Dec 18 01:06:54.981 INFO [stderr] 
Dec 18 01:06:54.982 INFO [stderr] warning: static variable `tetris_board_width` should have an upper case name such as `TETRIS_BOARD_WIDTH`
Dec 18 01:06:54.982 INFO [stderr]   --> src/main.rs:24:1
Dec 18 01:06:54.982 INFO [stderr]    |
Dec 18 01:06:54.982 INFO [stderr] 24 | static tetris_board_width : usize = 12;
Dec 18 01:06:54.982 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:06:54.982 INFO [stderr] 
Dec 18 01:06:54.982 INFO [stderr] warning: static variable `tetris_board_height` should have an upper case name such as `TETRIS_BOARD_HEIGHT`
Dec 18 01:06:54.982 INFO [stderr]   --> src/main.rs:25:1
Dec 18 01:06:54.982 INFO [stderr]    |
Dec 18 01:06:54.982 INFO [stderr] 25 | static tetris_board_height : usize = 24;
Dec 18 01:06:54.982 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:06:54.982 INFO [stderr] 
Dec 18 01:06:54.983 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 01:06:54.983 INFO [stderr]    --> src/main.rs:273:13
Dec 18 01:06:54.983 INFO [stderr]     |
Dec 18 01:06:54.983 INFO [stderr] 273 |             canvas.fill_rect(rect);
Dec 18 01:06:54.983 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:06:54.983 INFO [stderr]     |
Dec 18 01:06:54.983 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 18 01:06:54.983 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 01:06:54.983 INFO [stderr] 
Dec 18 01:06:54.984 INFO [stderr] warning: variable `randomTetrisPieceGenerator` should have a snake case name such as `random_tetris_piece_generator`
Dec 18 01:06:54.984 INFO [stderr]    --> src/main.rs:342:13
Dec 18 01:06:54.984 INFO [stderr]     |
Dec 18 01:06:54.984 INFO [stderr] 342 |         let mut randomTetrisPieceGenerator = RandomTetrisPieceGenerator::new();
Dec 18 01:06:54.984 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:06:54.984 INFO [stderr]     |
Dec 18 01:06:54.984 INFO [stderr]     = note: #[warn(non_snake_case)] on by default
Dec 18 01:06:54.984 INFO [stderr] 
Dec 18 01:06:54.984 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 01:06:54.984 INFO [stderr]    --> src/main.rs:556:9
Dec 18 01:06:54.984 INFO [stderr]     |
Dec 18 01:06:54.984 INFO [stderr] 556 |         canvas.fill_rect(rect);
Dec 18 01:06:54.984 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:06:54.984 INFO [stderr]     |
Dec 18 01:06:54.984 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 01:06:54.984 INFO [stderr] 
Dec 18 01:06:54.988 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 01:06:54.988 INFO [stderr]    --> src/main.rs:661:13
Dec 18 01:06:54.988 INFO [stderr]     |
Dec 18 01:06:54.988 INFO [stderr] 661 |             canvas.fill_rect(Rect::new(0,0,width,height));
Dec 18 01:06:54.988 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:06:54.988 INFO [stderr]     |
Dec 18 01:06:54.988 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 01:06:54.988 INFO [stderr] 
Dec 18 01:06:55.061 INFO [stderr] warning: unused import: `std::thread`
Dec 18 01:06:55.061 INFO [stderr]   --> src/main.rs:17:5
Dec 18 01:06:55.061 INFO [stderr]    |
Dec 18 01:06:55.061 INFO [stderr] 17 | use std::thread;
Dec 18 01:06:55.061 INFO [stderr]    |     ^^^^^^^^^^^
Dec 18 01:06:55.061 INFO [stderr]    |
Dec 18 01:06:55.061 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 18 01:06:55.061 INFO [stderr] 
Dec 18 01:06:55.061 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Dec 18 01:06:55.061 INFO [stderr]    --> src/main.rs:422:22
Dec 18 01:06:55.061 INFO [stderr]     |
Dec 18 01:06:55.061 INFO [stderr] 422 |             for j in (1..self.width-1) {
Dec 18 01:06:55.061 INFO [stderr]     |                      ^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 01:06:55.061 INFO [stderr]     |
Dec 18 01:06:55.061 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 18 01:06:55.061 INFO [stderr] 
Dec 18 01:06:55.068 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 18 01:06:55.068 INFO [stderr]    --> src/main.rs:473:16
Dec 18 01:06:55.068 INFO [stderr]     |
Dec 18 01:06:55.068 INFO [stderr] 473 |             if (self.game_over_countdown > 0) {
Dec 18 01:06:55.068 INFO [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 01:06:55.068 INFO [stderr] 
Dec 18 01:06:55.068 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 18 01:06:55.068 INFO [stderr]    --> src/main.rs:483:12
Dec 18 01:06:55.068 INFO [stderr]     |
Dec 18 01:06:55.068 INFO [stderr] 483 |         if (input.left_key_pressed) {
Dec 18 01:06:55.068 INFO [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 01:06:55.068 INFO [stderr] 
Dec 18 01:06:55.069 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 18 01:06:55.069 INFO [stderr]    --> src/main.rs:486:12
Dec 18 01:06:55.069 INFO [stderr]     |
Dec 18 01:06:55.069 INFO [stderr] 486 |         if (input.right_key_pressed) {
Dec 18 01:06:55.069 INFO [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 01:06:55.069 INFO [stderr] 
Dec 18 01:06:55.069 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 18 01:06:55.069 INFO [stderr]    --> src/main.rs:489:12
Dec 18 01:06:55.069 INFO [stderr]     |
Dec 18 01:06:55.069 INFO [stderr] 489 |         if (input.up_key_pressed) {
Dec 18 01:06:55.069 INFO [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 01:06:55.069 INFO [stderr] 
Dec 18 01:06:55.069 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 18 01:06:55.069 INFO [stderr]    --> src/main.rs:493:12
Dec 18 01:06:55.069 INFO [stderr]     |
Dec 18 01:06:55.069 INFO [stderr] 493 |         if (input.down_key_pressed) {
Dec 18 01:06:55.069 INFO [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 01:06:55.069 INFO [stderr] 
Dec 18 01:06:55.069 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 18 01:06:55.069 INFO [stderr]    --> src/main.rs:500:12
Dec 18 01:06:55.069 INFO [stderr]     |
Dec 18 01:06:55.069 INFO [stderr] 500 |         if (self.gravity_countdown > 0) {
Dec 18 01:06:55.069 INFO [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 01:06:55.069 INFO [stderr] 
Dec 18 01:06:55.069 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 18 01:06:55.069 INFO [stderr]    --> src/main.rs:503:12
Dec 18 01:06:55.069 INFO [stderr]     |
Dec 18 01:06:55.069 INFO [stderr] 503 |         if (self.lock_delay_countdown > 0 && self.locking_state) {
Dec 18 01:06:55.069 INFO [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 01:06:55.069 INFO [stderr] 
Dec 18 01:06:55.069 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 18 01:06:55.069 INFO [stderr]    --> src/main.rs:539:12
Dec 18 01:06:55.069 INFO [stderr]     |
Dec 18 01:06:55.069 INFO [stderr] 539 |         if (self.level >= 10) {
Dec 18 01:06:55.069 INFO [stderr]     |            ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 01:06:55.069 INFO [stderr] 
Dec 18 01:06:55.069 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 18 01:06:55.069 INFO [stderr]    --> src/main.rs:646:12
Dec 18 01:06:55.069 INFO [stderr]     |
Dec 18 01:06:55.069 INFO [stderr] 646 |         if (event_pump.keyboard_state().is_scancode_pressed(Scancode::Down)) {
Dec 18 01:06:55.069 INFO [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 01:06:55.069 INFO [stderr] 
Dec 18 01:06:55.228 INFO [stderr] warning: value assigned to `move_down_success` is never read
Dec 18 01:06:55.228 INFO [stderr]    --> src/main.rs:508:17
Dec 18 01:06:55.228 INFO [stderr]     |
Dec 18 01:06:55.228 INFO [stderr] 508 |         let mut move_down_success = true;
Dec 18 01:06:55.228 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^
Dec 18 01:06:55.228 INFO [stderr]     |
Dec 18 01:06:55.228 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Dec 18 01:06:55.228 INFO [stderr] 
Dec 18 01:06:55.344 INFO [stderr] warning: variable does not need to be mutable
Dec 18 01:06:55.344 INFO [stderr]    --> src/main.rs:613:9
Dec 18 01:06:55.344 INFO [stderr]     |
Dec 18 01:06:55.344 INFO [stderr] 613 |     let mut font = ttf_context.load_font(font_path, 28).unwrap();
Dec 18 01:06:55.344 INFO [stderr]     |         ----^^^^
Dec 18 01:06:55.344 INFO [stderr]     |         |
Dec 18 01:06:55.344 INFO [stderr]     |         help: remove this `mut`
Dec 18 01:06:55.344 INFO [stderr]     |
Dec 18 01:06:55.344 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 18 01:06:55.344 INFO [stderr] 
Dec 18 01:06:55.344 INFO [stderr] warning: method is never used: `is_row_empty`
Dec 18 01:06:55.344 INFO [stderr]    --> src/main.rs:411:5
Dec 18 01:06:55.345 INFO [stderr]     |
Dec 18 01:06:55.345 INFO [stderr] 411 |     fn is_row_empty(&self, row:usize) -> bool {
Dec 18 01:06:55.345 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:06:55.345 INFO [stderr]     |
Dec 18 01:06:55.345 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 18 01:06:55.345 INFO [stderr] 
Dec 18 01:06:55.345 INFO [stderr] warning: static variable `start_pos` should have an upper case name such as `START_POS`
Dec 18 01:06:55.345 INFO [stderr]   --> src/main.rs:20:1
Dec 18 01:06:55.345 INFO [stderr]    |
Dec 18 01:06:55.345 INFO [stderr] 20 | / static start_pos: Pos2D = Pos2D {
Dec 18 01:06:55.345 INFO [stderr] 21 | |     x: 5,
Dec 18 01:06:55.345 INFO [stderr] 22 | |     y: 2
Dec 18 01:06:55.345 INFO [stderr] 23 | | };
Dec 18 01:06:55.345 INFO [stderr]    | |__^
Dec 18 01:06:55.345 INFO [stderr]    |
Dec 18 01:06:55.345 INFO [stderr]    = note: #[warn(non_upper_case_globals)] on by default
Dec 18 01:06:55.345 INFO [stderr] 
Dec 18 01:06:55.345 INFO [stderr] warning: static variable `tetris_board_width` should have an upper case name such as `TETRIS_BOARD_WIDTH`
Dec 18 01:06:55.345 INFO [stderr]   --> src/main.rs:24:1
Dec 18 01:06:55.345 INFO [stderr]    |
Dec 18 01:06:55.345 INFO [stderr] 24 | static tetris_board_width : usize = 12;
Dec 18 01:06:55.345 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:06:55.345 INFO [stderr] 
Dec 18 01:06:55.345 INFO [stderr] warning: static variable `tetris_board_height` should have an upper case name such as `TETRIS_BOARD_HEIGHT`
Dec 18 01:06:55.345 INFO [stderr]   --> src/main.rs:25:1
Dec 18 01:06:55.345 INFO [stderr]    |
Dec 18 01:06:55.345 INFO [stderr] 25 | static tetris_board_height : usize = 24;
Dec 18 01:06:55.345 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:06:55.345 INFO [stderr] 
Dec 18 01:06:55.345 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 01:06:55.345 INFO [stderr]    --> src/main.rs:273:13
Dec 18 01:06:55.345 INFO [stderr]     |
Dec 18 01:06:55.345 INFO [stderr] 273 |             canvas.fill_rect(rect);
Dec 18 01:06:55.345 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:06:55.345 INFO [stderr]     |
Dec 18 01:06:55.345 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 18 01:06:55.345 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 01:06:55.345 INFO [stderr] 
Dec 18 01:06:55.345 INFO [stderr] warning: variable `randomTetrisPieceGenerator` should have a snake case name such as `random_tetris_piece_generator`
Dec 18 01:06:55.345 INFO [stderr]    --> src/main.rs:342:13
Dec 18 01:06:55.345 INFO [stderr]     |
Dec 18 01:06:55.345 INFO [stderr] 342 |         let mut randomTetrisPieceGenerator = RandomTetrisPieceGenerator::new();
Dec 18 01:06:55.345 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:06:55.345 INFO [stderr]     |
Dec 18 01:06:55.345 INFO [stderr]     = note: #[warn(non_snake_case)] on by default
Dec 18 01:06:55.345 INFO [stderr] 
Dec 18 01:06:55.345 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 01:06:55.345 INFO [stderr]    --> src/main.rs:556:9
Dec 18 01:06:55.345 INFO [stderr]     |
Dec 18 01:06:55.345 INFO [stderr] 556 |         canvas.fill_rect(rect);
Dec 18 01:06:55.345 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:06:55.345 INFO [stderr]     |
Dec 18 01:06:55.345 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 01:06:55.345 INFO [stderr] 
Dec 18 01:06:55.345 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 01:06:55.345 INFO [stderr]    --> src/main.rs:661:13
Dec 18 01:06:55.345 INFO [stderr]     |
Dec 18 01:06:55.345 INFO [stderr] 661 |             canvas.fill_rect(Rect::new(0,0,width,height));
Dec 18 01:06:55.345 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:06:55.345 INFO [stderr]     |
Dec 18 01:06:55.345 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 01:06:55.345 INFO [stderr] 
Dec 18 01:06:55.401 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.77s
Dec 18 01:06:56.299 INFO running `"docker" "inspect" "fc7f1c194c0c7f30db4386958754febe77fa49333a7202011fbe74a9fcf8069a"`
Dec 18 01:06:56.702 INFO running `"docker" "rm" "-f" "fc7f1c194c0c7f30db4386958754febe77fa49333a7202011fbe74a9fcf8069a"`
Dec 18 01:06:57.075 INFO [stdout] fc7f1c194c0c7f30db4386958754febe77fa49333a7202011fbe74a9fcf8069a