[INFO] cloning repository https://github.com/serasaan/rust_pong
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/serasaan/rust_pong" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fserasaan%2Frust_pong", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fserasaan%2Frust_pong'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f17ddd93fcf44c3d3c06b3f6aa89cede3b5c688d
[INFO] testing serasaan/rust_pong against beta-2020-10-09 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fserasaan%2Frust_pong" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
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[INFO] validating manifest of git repo https://github.com/serasaan/rust_pong on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/serasaan/rust_pong
[INFO] finished tweaking git repo https://github.com/serasaan/rust_pong
[INFO] tweaked toml for git repo https://github.com/serasaan/rust_pong written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/serasaan/rust_pong already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded c_vec v1.3.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ea1f99702296b9b4cc2c303f7540a72970c8924921173f9241bea4675981164d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ea1f99702296b9b4cc2c303f7540a72970c8924921173f9241bea4675981164d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea1f99702296b9b4cc2c303f7540a72970c8924921173f9241bea4675981164d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea1f99702296b9b4cc2c303f7540a72970c8924921173f9241bea4675981164d", kill_on_drop: false }`
[INFO] [stdout] ea1f99702296b9b4cc2c303f7540a72970c8924921173f9241bea4675981164d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e8e69f258bb113faf9e30a4edbf5e0f1e2d01721fe216d5fc87f00d5400f464
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1e8e69f258bb113faf9e30a4edbf5e0f1e2d01721fe216d5fc87f00d5400f464", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]    Compiling sdl2 v0.32.2
[INFO] [stderr]    Compiling c_vec v1.3.3
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling sdl2-sys v0.32.6
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling game_prog1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `thread`, `time`
[INFO] [stdout]  --> src/game.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{thread, time};
[INFO] [stdout]   |           ^^^^^^  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]  --> src/game.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::time::Duration;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sdl2::VideoSubsystem`
[INFO] [stdout]  --> src/game.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use sdl2::VideoSubsystem;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sdl2::video::Window`
[INFO] [stdout]  --> src/game.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use sdl2::video::Window;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sdl2::EventPump`
[INFO] [stdout]   --> src/game.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use sdl2::EventPump;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/game.rs:77:48
[INFO] [stdout]    |
[INFO] [stdout] 77 |                         *self.SetPaddleDir() = (self.mPaddleDir - 1);
[INFO] [stdout]    |                                                ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/game.rs:81:48
[INFO] [stdout]    |
[INFO] [stdout] 81 |                         *self.SetPaddleDir() = (self.mPaddleDir + 1);
[INFO] [stdout]    |                                                ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/game.rs:108:17
[INFO] [stdout]     |
[INFO] [stdout] 108 |             let mut paddle = Rect::new(self.mPaddlePos.x as i32, 
[INFO] [stdout]     |                 ----^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/game.rs:114:17
[INFO] [stdout]     |
[INFO] [stdout] 114 |             let mut ball = Rect::new((self.mBallPos.x - thickness as f32/2.0) as i32, 
[INFO] [stdout]     |                 ----^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/game.rs:128:13
[INFO] [stdout]     |
[INFO] [stdout] 128 |         let mut deltaTime: f32 = 0.01;
[INFO] [stdout]     |             ----^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `GenerateOutput`
[INFO] [stdout]    --> src/game.rs:170:8
[INFO] [stdout]     |
[INFO] [stdout] 170 |     fn GenerateOutput(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `SetPaddlePosX`
[INFO] [stdout]    --> src/game.rs:181:8
[INFO] [stdout]     |
[INFO] [stdout] 181 |     fn SetPaddlePosX(&mut self) -> &mut f32 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `thickness` should have an upper case name
[INFO] [stdout]   --> src/game.rs:15:7
[INFO] [stdout]    |
[INFO] [stdout] 15 | const thickness: i32 = 15;
[INFO] [stdout]    |       ^^^^^^^^^ help: convert the identifier to upper case: `THICKNESS`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `paddleH` should have an upper case name
[INFO] [stdout]   --> src/game.rs:16:7
[INFO] [stdout]    |
[INFO] [stdout] 16 | const paddleH: f32 = 100.0;
[INFO] [stdout]    |       ^^^^^^^ help: convert the identifier to upper case: `PADDLE_H`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `mContext` should have a snake case name
[INFO] [stdout]   --> src/game.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     mContext: Sdl,
[INFO] [stdout]    |     ^^^^^^^^ help: convert the identifier to snake case: `m_context`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `mFpsManager` should have a snake case name
[INFO] [stdout]   --> src/game.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     mFpsManager: FPSManager,
[INFO] [stdout]    |     ^^^^^^^^^^^ help: convert the identifier to snake case: `m_fps_manager`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `mPaddleDir` should have a snake case name
[INFO] [stdout]   --> src/game.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     mPaddleDir: i32,
[INFO] [stdout]    |     ^^^^^^^^^^ help: convert the identifier to snake case: `m_paddle_dir`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `mPaddlePos` should have a snake case name
[INFO] [stdout]   --> src/game.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     mPaddlePos: Vector2,
[INFO] [stdout]    |     ^^^^^^^^^^ help: convert the identifier to snake case: `m_paddle_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `mBallPos` should have a snake case name
[INFO] [stdout]   --> src/game.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     mBallPos: Vector2,
[INFO] [stdout]    |     ^^^^^^^^ help: convert the identifier to snake case: `m_ball_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `mBallVel` should have a snake case name
[INFO] [stdout]   --> src/game.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     mBallVel: Vector2,
[INFO] [stdout]    |     ^^^^^^^^ help: convert the identifier to snake case: `m_ball_vel`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `fpsManager` should have a snake case name
[INFO] [stdout]   --> src/game.rs:36:17
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let mut fpsManager = FPSManager::new();
[INFO] [stdout]    |                 ^^^^^^^^^^ help: convert the identifier to snake case: `fps_manager`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/game.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |         fpsManager.set_framerate(60);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `runLoop` should have a snake case name
[INFO] [stdout]   --> src/game.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn runLoop(&mut self) {
[INFO] [stdout]    |            ^^^^^^^ help: convert the identifier to snake case: `run_loop`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `videoSubsystem` should have a snake case name
[INFO] [stdout]   --> src/game.rs:50:13
[INFO] [stdout]    |
[INFO] [stdout] 50 |         let videoSubsystem = self.mContext.video().unwrap();
[INFO] [stdout]    |             ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `video_subsystem`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `eventPump` should have a snake case name
[INFO] [stdout]   --> src/game.rs:64:17
[INFO] [stdout]    |
[INFO] [stdout] 64 |         let mut eventPump = self.mContext.event_pump().unwrap();
[INFO] [stdout]    |                 ^^^^^^^^^ help: convert the identifier to snake case: `event_pump`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/game.rs:97:13
[INFO] [stdout]    |
[INFO] [stdout] 97 |             canvas.fill_rect(wall);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/game.rs:100:13
[INFO] [stdout]     |
[INFO] [stdout] 100 |             canvas.fill_rect(wall);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/game.rs:106:13
[INFO] [stdout]     |
[INFO] [stdout] 106 |             canvas.fill_rect(wall);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/game.rs:112:13
[INFO] [stdout]     |
[INFO] [stdout] 112 |             canvas.fill_rect(paddle);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/game.rs:117:13
[INFO] [stdout]     |
[INFO] [stdout] 117 |             canvas.fill_rect(ball);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `UpdateGame` should have a snake case name
[INFO] [stdout]    --> src/game.rs:123:8
[INFO] [stdout]     |
[INFO] [stdout] 123 |     fn UpdateGame(&mut self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^ help: convert the identifier to snake case: `update_game`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `gameOverFlag` should have a snake case name
[INFO] [stdout]    --> src/game.rs:124:17
[INFO] [stdout]     |
[INFO] [stdout] 124 |         let mut gameOverFlag = false;
[INFO] [stdout]     |                 ^^^^^^^^^^^^ help: convert the identifier to snake case: `game_over_flag`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `deltaTime` should have a snake case name
[INFO] [stdout]    --> src/game.rs:128:17
[INFO] [stdout]     |
[INFO] [stdout] 128 |         let mut deltaTime: f32 = 0.01;
[INFO] [stdout]     |                 ^^^^^^^^^ help: convert the identifier to snake case: `delta_time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `GenerateOutput` should have a snake case name
[INFO] [stdout]    --> src/game.rs:170:8
[INFO] [stdout]     |
[INFO] [stdout] 170 |     fn GenerateOutput(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `generate_output`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `SetPaddleDir` should have a snake case name
[INFO] [stdout]    --> src/game.rs:173:8
[INFO] [stdout]     |
[INFO] [stdout] 173 |     fn SetPaddleDir(&mut self) -> &mut i32 {
[INFO] [stdout]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `set_paddle_dir`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `SetPaddlePosY` should have a snake case name
[INFO] [stdout]    --> src/game.rs:177:8
[INFO] [stdout]     |
[INFO] [stdout] 177 |     fn SetPaddlePosY(&mut self) -> &mut f32 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^ help: convert the identifier to snake case: `set_paddle_pos_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `SetPaddlePosX` should have a snake case name
[INFO] [stdout]    --> src/game.rs:181:8
[INFO] [stdout]     |
[INFO] [stdout] 181 |     fn SetPaddlePosX(&mut self) -> &mut f32 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^ help: convert the identifier to snake case: `set_paddle_pos_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `SetBallPosY` should have a snake case name
[INFO] [stdout]    --> src/game.rs:185:8
[INFO] [stdout]     |
[INFO] [stdout] 185 |     fn SetBallPosY(&mut self) -> &mut f32 {
[INFO] [stdout]     |        ^^^^^^^^^^^ help: convert the identifier to snake case: `set_ball_pos_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `SetBallPosX` should have a snake case name
[INFO] [stdout]    --> src/game.rs:189:8
[INFO] [stdout]     |
[INFO] [stdout] 189 |     fn SetBallPosX(&mut self) -> &mut f32 {
[INFO] [stdout]     |        ^^^^^^^^^^^ help: convert the identifier to snake case: `set_ball_pos_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `SetBallVelY` should have a snake case name
[INFO] [stdout]    --> src/game.rs:193:8
[INFO] [stdout]     |
[INFO] [stdout] 193 |     fn SetBallVelY(&mut self) -> &mut f32 {
[INFO] [stdout]     |        ^^^^^^^^^^^ help: convert the identifier to snake case: `set_ball_vel_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `SetBallVelX` should have a snake case name
[INFO] [stdout]    --> src/game.rs:197:8
[INFO] [stdout]     |
[INFO] [stdout] 197 |     fn SetBallVelX(&mut self) -> &mut f32 {
[INFO] [stdout]     |        ^^^^^^^^^^^ help: convert the identifier to snake case: `set_ball_vel_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit code: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-Wl,--eh-frame-hdr" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/game_prog1-ee6f6a2803d08b12.game_prog1.4v2trafw-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/game_prog1-ee6f6a2803d08b12.game_prog1.4v2trafw-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/game_prog1-ee6f6a2803d08b12.game_prog1.4v2trafw-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/game_prog1-ee6f6a2803d08b12.game_prog1.4v2trafw-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/game_prog1-ee6f6a2803d08b12.game_prog1.4v2trafw-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/game_prog1-ee6f6a2803d08b12.game_prog1.4v2trafw-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/game_prog1-ee6f6a2803d08b12.game_prog1.4v2trafw-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/game_prog1-ee6f6a2803d08b12.game_prog1.4v2trafw-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/game_prog1-ee6f6a2803d08b12.game_prog1.4v2trafw-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/game_prog1-ee6f6a2803d08b12.game_prog1.4v2trafw-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/game_prog1-ee6f6a2803d08b12.game_prog1.4v2trafw-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/game_prog1-ee6f6a2803d08b12.game_prog1.4v2trafw-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/game_prog1-ee6f6a2803d08b12.game_prog1.4v2trafw-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/game_prog1-ee6f6a2803d08b12.game_prog1.4v2trafw-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/game_prog1-ee6f6a2803d08b12.game_prog1.4v2trafw-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/game_prog1-ee6f6a2803d08b12.game_prog1.4v2trafw-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/game_prog1-ee6f6a2803d08b12" "/opt/rustwide/target/debug/deps/game_prog1-ee6f6a2803d08b12.194606z7c38iipp1.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libsdl2-b1058e4d24859dea.rlib" "/opt/rustwide/target/debug/deps/librand-80dce5e00758932f.rlib" "/opt/rustwide/target/debug/deps/librand_xorshift-ff4debf85d7d0431.rlib" "/opt/rustwide/target/debug/deps/librand_pcg-3dfd4438a95f1217.rlib" "/opt/rustwide/target/debug/deps/librand_hc-67b08b8b6035b688.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-0156f30dd94957f1.rlib" "/opt/rustwide/target/debug/deps/librand_isaac-ae775067d7a59098.rlib" "/opt/rustwide/target/debug/deps/librand_core-eadf77cab825c6b0.rlib" "/opt/rustwide/target/debug/deps/librand_os-a22369c06fa802b4.rlib" "/opt/rustwide/target/debug/deps/librand_jitter-c74589dc11794036.rlib" "/opt/rustwide/target/debug/deps/librand_core-8dd96053848a29ab.rlib" "/opt/rustwide/target/debug/deps/libc_vec-ca6b7a7efd8d34ef.rlib" "/opt/rustwide/target/debug/deps/libsdl2_sys-8c2107c2560bedfb.rlib" "/opt/rustwide/target/debug/deps/libbitflags-66309d0aee04d875.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-aa458f9196325be2.rlib" "/opt/rustwide/target/debug/deps/liblibc-e56a0d52c58e583c.rlib" "/opt/rustwide/target/debug/deps/libnum-9eb41c1fed3aabf5.rlib" "/opt/rustwide/target/debug/deps/libnum_iter-78ffd547fc81deae.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-dfa534fa7645a340.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-59a9afba53d94711.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-3532beb752f910d7.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-3529ece450b7f3c6.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-23e8f582a6744f80.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-5e7e0793b29cbf78.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-253e0736424ceb78.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-b6fd484888124c85.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-cca4d20e4b53839c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-0a7401891c2a4f50.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-efbb25e073df787e.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-25965457612624bc.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-09058283ea779342.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-ab973dacc0513511.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-b437d6640b1f764b.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-8cc0b2380206399c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-727cdf2b6a468113.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-cf4d442d877ea2f4.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-7e5b6df427ca977c.rlib" "-Wl,-Bdynamic" "-lSDL2" "-lSDL2_gfx" "-lutil" "-lutil" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lSDL2_gfx
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 41 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `game_prog1`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "1e8e69f258bb113faf9e30a4edbf5e0f1e2d01721fe216d5fc87f00d5400f464", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e8e69f258bb113faf9e30a4edbf5e0f1e2d01721fe216d5fc87f00d5400f464", kill_on_drop: false }`
[INFO] [stdout] 1e8e69f258bb113faf9e30a4edbf5e0f1e2d01721fe216d5fc87f00d5400f464
