[INFO] cloning repository https://github.com/jiricodes/rust_sdl2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jiricodes/rust_sdl2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjiricodes%2Frust_sdl2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjiricodes%2Frust_sdl2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1c72feb4fcdd60c174b1475bb407aa854de028e5
[INFO] checking jiricodes/rust_sdl2 against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjiricodes%2Frust_sdl2" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jiricodes/rust_sdl2 on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jiricodes/rust_sdl2
[INFO] finished tweaking git repo https://github.com/jiricodes/rust_sdl2
[INFO] tweaked toml for git repo https://github.com/jiricodes/rust_sdl2 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/jiricodes/rust_sdl2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7b3494b5f268e762c54110484e04b23b4087477a82693c37f4ef088b520cda0a
[INFO] running `Command { std: "docker" "start" "-a" "7b3494b5f268e762c54110484e04b23b4087477a82693c37f4ef088b520cda0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b3494b5f268e762c54110484e04b23b4087477a82693c37f4ef088b520cda0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b3494b5f268e762c54110484e04b23b4087477a82693c37f4ef088b520cda0a", kill_on_drop: false }`
[INFO] [stdout] 7b3494b5f268e762c54110484e04b23b4087477a82693c37f4ef088b520cda0a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b4ee2899d35cc09ea7fa6f05a59b23b8c07689eb287619caf9190c5d505b66c5
[INFO] running `Command { std: "docker" "start" "-a" "b4ee2899d35cc09ea7fa6f05a59b23b8c07689eb287619caf9190c5d505b66c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling libc v0.2.96
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling sdl2-sys v0.34.5
[INFO] [stderr]    Compiling sdl2 v0.34.5
[INFO] [stderr]     Checking sdl_test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `rotate_x_matrix`
[INFO] [stdout]    --> src/main.rs:470:17
[INFO] [stdout]     |
[INFO] [stdout] 470 |         let mut rotate_x_matrix = Mat4x4::new();
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rotate_x_matrix`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rotate_x_matrix`
[INFO] [stdout]    --> src/main.rs:470:17
[INFO] [stdout]     |
[INFO] [stdout] 470 |         let mut rotate_x_matrix = Mat4x4::new();
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rotate_x_matrix`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:470:13
[INFO] [stdout]     |
[INFO] [stdout] 470 |         let mut rotate_x_matrix = Mat4x4::new();
[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/main.rs:470:13
[INFO] [stdout]     |
[INFO] [stdout] 470 |         let mut rotate_x_matrix = Mat4x4::new();
[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: field is never read: `rotate_y_matrix`
[INFO] [stdout]    --> src/main.rs:461:5
[INFO] [stdout]     |
[INFO] [stdout] 461 |     rotate_y_matrix: Mat4x4,
[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: `draw_point`
[INFO] [stdout]    --> src/main.rs:495:12
[INFO] [stdout]     |
[INFO] [stdout] 495 |     pub fn draw_point(&mut self, point: &Vec3d) -> Result<(), String> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `rotate_y_matrix`
[INFO] [stdout]    --> src/main.rs:461:5
[INFO] [stdout]     |
[INFO] [stdout] 461 |     rotate_y_matrix: Mat4x4,
[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: `draw_point`
[INFO] [stdout]    --> src/main.rs:495:12
[INFO] [stdout]     |
[INFO] [stdout] 495 |     pub fn draw_point(&mut self, point: &Vec3d) -> Result<(), String> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.34s
[INFO] running `Command { std: "docker" "inspect" "b4ee2899d35cc09ea7fa6f05a59b23b8c07689eb287619caf9190c5d505b66c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4ee2899d35cc09ea7fa6f05a59b23b8c07689eb287619caf9190c5d505b66c5", kill_on_drop: false }`
[INFO] [stdout] b4ee2899d35cc09ea7fa6f05a59b23b8c07689eb287619caf9190c5d505b66c5