[INFO] updating cached repository luutifa/platformer-engine
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/luutifa/platformer-engine
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/luutifa/platformer-engine" "work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/luutifa/platformer-engine"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/luutifa/platformer-engine'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/luutifa/platformer-engine" "work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/luutifa/platformer-engine"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/luutifa/platformer-engine'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1e719bee91819f644f57b1d2792732554527b843
[INFO] sha for GitHub repo luutifa/platformer-engine: 1e719bee91819f644f57b1d2792732554527b843
[INFO] validating manifest of luutifa/platformer-engine on toolchain master#452087b4bf18cece2d52d7cd8c9147195e5404bf
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of luutifa/platformer-engine on toolchain try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing luutifa/platformer-engine
[INFO] finished frobbing luutifa/platformer-engine
[INFO] frobbed toml for luutifa/platformer-engine written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/luutifa/platformer-engine/Cargo.toml
[INFO] started frobbing luutifa/platformer-engine
[INFO] finished frobbing luutifa/platformer-engine
[INFO] frobbed toml for luutifa/platformer-engine written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/luutifa/platformer-engine/Cargo.toml
[INFO] crate luutifa/platformer-engine already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking luutifa/platformer-engine against master#452087b4bf18cece2d52d7cd8c9147195e5404bf for pr-63247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-0/master#452087b4bf18cece2d52d7cd8c9147195e5404bf:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/luutifa/platformer-engine:/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" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 517050be6508b0545bb2d527e647988ad56db11dddad96f4c46e38a758a63409
[INFO] running `"docker" "start" "-a" "517050be6508b0545bb2d527e647988ad56db11dddad96f4c46e38a758a63409"`
[INFO] [stderr]    Compiling log v0.4.3
[INFO] [stderr]    Compiling sdl2-sys v0.31.0
[INFO] [stderr]     Checking deflate v0.7.18
[INFO] [stderr]     Checking num-integer v0.1.39
[INFO] [stderr]    Compiling gl_generator v0.9.0
[INFO] [stderr]     Checking num-iter v0.1.37
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking png v0.12.0
[INFO] [stderr]     Checking sdl2 v0.31.0
[INFO] [stderr]    Compiling gl v0.10.0
[INFO] [stderr]     Checking platformer-engine v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `CStr`
[INFO] [stderr]  --> src/renderer/resources.rs:8:25
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::ffi::{CString, CStr};
[INFO] [stderr]   |                         ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `gl_context`
[INFO] [stderr]   --> src/main.rs:24:9
[INFO] [stderr]    |
[INFO] [stderr] 24 |     let gl_context = window.gl_create_context().unwrap();
[INFO] [stderr]    |         ^^^^^^^^^^ help: consider prefixing with an underscore: `_gl_context`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `CStr`
[INFO] [stderr]  --> src/renderer/resources.rs:8:25
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::ffi::{CString, CStr};
[INFO] [stderr]   |                         ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `textures`
[INFO] [stderr]   --> src/renderer/resources.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     textures: Vec<GLuint>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `is_pot`
[INFO] [stderr]   --> src/renderer/resources.rs:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 | fn is_pot(width: f32, height: f32) -> bool {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `load_texture`
[INFO] [stderr]   --> src/renderer/resources.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn load_texture(&mut self, filename: &str) -> Result<u32, String> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `meshes`
[INFO] [stderr]   --> src/renderer/mod.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     meshes: Vec<Mesh>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `gl_context`
[INFO] [stderr]   --> src/main.rs:24:9
[INFO] [stderr]    |
[INFO] [stderr] 24 |     let gl_context = window.gl_create_context().unwrap();
[INFO] [stderr]    |         ^^^^^^^^^^ help: consider prefixing with an underscore: `_gl_context`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `textures`
[INFO] [stderr]   --> src/renderer/resources.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     textures: Vec<GLuint>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `is_pot`
[INFO] [stderr]   --> src/renderer/resources.rs:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 | fn is_pot(width: f32, height: f32) -> bool {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `load_texture`
[INFO] [stderr]   --> src/renderer/resources.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn load_texture(&mut self, filename: &str) -> Result<u32, String> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `meshes`
[INFO] [stderr]   --> src/renderer/mod.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     meshes: Vec<Mesh>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.71s
[INFO] running `"docker" "inspect" "517050be6508b0545bb2d527e647988ad56db11dddad96f4c46e38a758a63409"`
[INFO] running `"docker" "rm" "-f" "517050be6508b0545bb2d527e647988ad56db11dddad96f4c46e38a758a63409"`
[INFO] [stdout] 517050be6508b0545bb2d527e647988ad56db11dddad96f4c46e38a758a63409