Dec 17 22:11:34.346 INFO checking joek13/craft against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 22:11:34.346 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-2/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/joek13/craft:/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 17 22:11:34.871 INFO [stdout] 5d20e7896a654efd33ef8659ad03b31bfe8f7ff7c00df87160693157b32f62f2
Dec 17 22:11:34.873 INFO running `"docker" "start" "-a" "5d20e7896a654efd33ef8659ad03b31bfe8f7ff7c00df87160693157b32f62f2"`
Dec 17 22:11:37.013 INFO [stderr]     Checking craft v0.1.0 (/opt/crater/workdir)
Dec 17 22:11:38.036 INFO [stderr] warning: variable does not need to be mutable
Dec 17 22:11:38.037 INFO [stderr] warning: variable does not need to be mutable
Dec 17 22:11:38.037 INFO [stderr]   --> src/main.rs:22:9
Dec 17 22:11:38.037 INFO [stderr]    |
Dec 17 22:11:38.037 INFO [stderr] 22 |     let mut world = World::new(&display);
Dec 17 22:11:38.037 INFO [stderr]    |         ----^^^^^
Dec 17 22:11:38.037 INFO [stderr]    |         |
Dec 17 22:11:38.037 INFO [stderr]    |         help: remove this `mut`
Dec 17 22:11:38.037 INFO [stderr]    |
Dec 17 22:11:38.037 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 17 22:11:38.037 INFO [stderr] 
Dec 17 22:11:38.038 INFO [stderr]   --> src/main.rs:22:9
Dec 17 22:11:38.038 INFO [stderr]    |
Dec 17 22:11:38.038 INFO [stderr] 22 |     let mut world = World::new(&display);
Dec 17 22:11:38.038 INFO [stderr]    |         ----^^^^^
Dec 17 22:11:38.038 INFO [stderr]    |         |
Dec 17 22:11:38.038 INFO [stderr]    |         help: remove this `mut`
Dec 17 22:11:38.038 INFO [stderr]    |
Dec 17 22:11:38.038 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 17 22:11:38.038 INFO [stderr] 
Dec 17 22:11:38.038 INFO [stderr] warning: field is never used: `vertices`
Dec 17 22:11:38.038 INFO [stderr]   --> src/world.rs:31:5
Dec 17 22:11:38.038 INFO [stderr]    |
Dec 17 22:11:38.038 INFO [stderr] 31 |     vertices: VertexBuffer<Vertex>,
Dec 17 22:11:38.038 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 22:11:38.038 INFO [stderr]    |
Dec 17 22:11:38.038 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 22:11:38.038 INFO [stderr] 
Dec 17 22:11:38.038 INFO [stderr] warning: method is never used: `get_block`
Dec 17 22:11:38.038 INFO [stderr]   --> src/world.rs:48:5
Dec 17 22:11:38.038 INFO [stderr]    |
Dec 17 22:11:38.038 INFO [stderr] 48 |     pub fn get_block(&self, x: usize, y: usize, z: usize) -> Block {
Dec 17 22:11:38.038 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 22:11:38.038 INFO [stderr] 
Dec 17 22:11:38.038 INFO [stderr] warning: method is never used: `update_vertices`
Dec 17 22:11:38.038 INFO [stderr]   --> src/world.rs:52:5
Dec 17 22:11:38.038 INFO [stderr]    |
Dec 17 22:11:38.038 INFO [stderr] 52 |     pub fn update_vertices(&mut self) {}
Dec 17 22:11:38.038 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 22:11:38.038 INFO [stderr] 
Dec 17 22:11:38.038 INFO [stderr] warning: constant item is never used: `BLOCK_COLORS`
Dec 17 22:11:38.041 INFO [stderr]   --> src/world.rs:64:1
Dec 17 22:11:38.041 INFO [stderr]    |
Dec 17 22:11:38.041 INFO [stderr] 64 | / const BLOCK_COLORS: [(f32, f32, f32, f32); 3] = [
Dec 17 22:11:38.041 INFO [stderr] 65 | |     (0.0, 0.0, 0.0, 0.0),
Dec 17 22:11:38.041 INFO [stderr] 66 | |     (0.0, 0.0, 0.0, 1.0),
Dec 17 22:11:38.041 INFO [stderr] 67 | |     (0.0, 1.0, 0.0, 1.0),
Dec 17 22:11:38.041 INFO [stderr] 68 | | ];
Dec 17 22:11:38.041 INFO [stderr]    | |__^
Dec 17 22:11:38.041 INFO [stderr] 
Dec 17 22:11:38.041 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 22:11:38.041 INFO [stderr]   --> src/main.rs:46:9
Dec 17 22:11:38.041 INFO [stderr]    |
Dec 17 22:11:38.041 INFO [stderr] 46 |         target.finish();
Dec 17 22:11:38.041 INFO [stderr]    |         ^^^^^^^^^^^^^^^^
Dec 17 22:11:38.041 INFO [stderr]    |
Dec 17 22:11:38.041 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 17 22:11:38.041 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 22:11:38.041 INFO [stderr] 
Dec 17 22:11:38.046 INFO [stderr] warning: field is never used: `vertices`
Dec 17 22:11:38.046 INFO [stderr]   --> src/world.rs:31:5
Dec 17 22:11:38.046 INFO [stderr]    |
Dec 17 22:11:38.046 INFO [stderr] 31 |     vertices: VertexBuffer<Vertex>,
Dec 17 22:11:38.046 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 22:11:38.046 INFO [stderr]    |
Dec 17 22:11:38.046 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 22:11:38.046 INFO [stderr] 
Dec 17 22:11:38.046 INFO [stderr] warning: method is never used: `get_block`
Dec 17 22:11:38.046 INFO [stderr]   --> src/world.rs:48:5
Dec 17 22:11:38.046 INFO [stderr]    |
Dec 17 22:11:38.046 INFO [stderr] 48 |     pub fn get_block(&self, x: usize, y: usize, z: usize) -> Block {
Dec 17 22:11:38.046 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 22:11:38.046 INFO [stderr] 
Dec 17 22:11:38.046 INFO [stderr] warning: method is never used: `update_vertices`
Dec 17 22:11:38.046 INFO [stderr]   --> src/world.rs:52:5
Dec 17 22:11:38.046 INFO [stderr]    |
Dec 17 22:11:38.046 INFO [stderr] 52 |     pub fn update_vertices(&mut self) {}
Dec 17 22:11:38.046 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 22:11:38.046 INFO [stderr] 
Dec 17 22:11:38.046 INFO [stderr] warning: constant item is never used: `BLOCK_COLORS`
Dec 17 22:11:38.046 INFO [stderr]   --> src/world.rs:64:1
Dec 17 22:11:38.046 INFO [stderr]    |
Dec 17 22:11:38.046 INFO [stderr] 64 | / const BLOCK_COLORS: [(f32, f32, f32, f32); 3] = [
Dec 17 22:11:38.046 INFO [stderr] 65 | |     (0.0, 0.0, 0.0, 0.0),
Dec 17 22:11:38.046 INFO [stderr] 66 | |     (0.0, 0.0, 0.0, 1.0),
Dec 17 22:11:38.046 INFO [stderr] 67 | |     (0.0, 1.0, 0.0, 1.0),
Dec 17 22:11:38.046 INFO [stderr] 68 | | ];
Dec 17 22:11:38.046 INFO [stderr]    | |__^
Dec 17 22:11:38.046 INFO [stderr] 
Dec 17 22:11:38.047 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 22:11:38.047 INFO [stderr]   --> src/main.rs:46:9
Dec 17 22:11:38.047 INFO [stderr]    |
Dec 17 22:11:38.047 INFO [stderr] 46 |         target.finish();
Dec 17 22:11:38.047 INFO [stderr]    |         ^^^^^^^^^^^^^^^^
Dec 17 22:11:38.047 INFO [stderr]    |
Dec 17 22:11:38.048 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 17 22:11:38.048 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 22:11:38.048 INFO [stderr] 
Dec 17 22:11:38.123 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.33s
Dec 17 22:11:39.124 INFO running `"docker" "inspect" "5d20e7896a654efd33ef8659ad03b31bfe8f7ff7c00df87160693157b32f62f2"`
Dec 17 22:11:39.408 INFO running `"docker" "rm" "-f" "5d20e7896a654efd33ef8659ad03b31bfe8f7ff7c00df87160693157b32f62f2"`
Dec 17 22:11:39.744 INFO [stdout] 5d20e7896a654efd33ef8659ad03b31bfe8f7ff7c00df87160693157b32f62f2