[INFO] updating cached repository abhinavmuta/rsmario
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/abhinavmuta/rsmario
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/abhinavmuta/rsmario" "work/ex/pr-57483/sources/master#2bde39b8edce6463e1c37f8a8082a875e7b536b1/gh/abhinavmuta/rsmario"`
[INFO] [stderr] Cloning into 'work/ex/pr-57483/sources/master#2bde39b8edce6463e1c37f8a8082a875e7b536b1/gh/abhinavmuta/rsmario'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/abhinavmuta/rsmario" "work/ex/pr-57483/sources/try#0d8b5d1f16bab9e975695518ff8705bdab9fe94c/gh/abhinavmuta/rsmario"`
[INFO] [stderr] Cloning into 'work/ex/pr-57483/sources/try#0d8b5d1f16bab9e975695518ff8705bdab9fe94c/gh/abhinavmuta/rsmario'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a0a5c956ff9e1487c848a70f82bcb69bc53f9454
[INFO] sha for GitHub repo abhinavmuta/rsmario: a0a5c956ff9e1487c848a70f82bcb69bc53f9454
[INFO] validating manifest of abhinavmuta/rsmario on toolchain master#2bde39b8edce6463e1c37f8a8082a875e7b536b1
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+2bde39b8edce6463e1c37f8a8082a875e7b536b1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of abhinavmuta/rsmario on toolchain try#0d8b5d1f16bab9e975695518ff8705bdab9fe94c
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0d8b5d1f16bab9e975695518ff8705bdab9fe94c-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing abhinavmuta/rsmario
[INFO] finished frobbing abhinavmuta/rsmario
[INFO] frobbed toml for abhinavmuta/rsmario written to work/ex/pr-57483/sources/master#2bde39b8edce6463e1c37f8a8082a875e7b536b1/gh/abhinavmuta/rsmario/Cargo.toml
[INFO] started frobbing abhinavmuta/rsmario
[INFO] finished frobbing abhinavmuta/rsmario
[INFO] frobbed toml for abhinavmuta/rsmario written to work/ex/pr-57483/sources/try#0d8b5d1f16bab9e975695518ff8705bdab9fe94c/gh/abhinavmuta/rsmario/Cargo.toml
[INFO] crate abhinavmuta/rsmario has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+2bde39b8edce6463e1c37f8a8082a875e7b536b1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0d8b5d1f16bab9e975695518ff8705bdab9fe94c-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking abhinavmuta/rsmario against master#2bde39b8edce6463e1c37f8a8082a875e7b536b1 for pr-57483
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57483/worker-5/master#2bde39b8edce6463e1c37f8a8082a875e7b536b1:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57483/sources/master#2bde39b8edce6463e1c37f8a8082a875e7b536b1/gh/abhinavmuta/rsmario:/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" "+2bde39b8edce6463e1c37f8a8082a875e7b536b1-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 2601471b5e8101babc7b5e3b975b87d481483efb88e0fc5bb3dfedf06cc7898c
[INFO] running `"docker" "start" "-a" "2601471b5e8101babc7b5e3b975b87d481483efb88e0fc5bb3dfedf06cc7898c"`
[INFO] [stderr]    Compiling either v1.3.0
[INFO] [stderr]    Compiling itertools v0.5.10
[INFO] [stderr]    Compiling derivative v1.0.0
[INFO] [stderr]     Checking gfx_core v0.7.2
[INFO] [stderr]     Checking gfx v0.16.1
[INFO] [stderr]     Checking gfx_device_gl v0.14.4
[INFO] [stderr]     Checking piston-gfx_texture v0.29.0
[INFO] [stderr]     Checking piston2d-gfx_graphics v0.46.0
[INFO] [stderr]     Checking piston_window v0.73.0
[INFO] [stderr]     Checking rsmario v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `gl`
[INFO] [stderr]   --> src/main.rs:18:13
[INFO] [stderr]    |
[INFO] [stderr] 18 |     let mut gl = GlGraphics::new(opengl);
[INFO] [stderr]    |             ^^ help: consider using `_gl` instead
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:18:9
[INFO] [stderr]    |
[INFO] [stderr] 18 |     let mut gl = GlGraphics::new(opengl);
[INFO] [stderr]    |         ----^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `gl`
[INFO] [stderr]   --> src/main.rs:18:13
[INFO] [stderr]    |
[INFO] [stderr] 18 |     let mut gl = GlGraphics::new(opengl);
[INFO] [stderr]    |             ^^ help: consider using `_gl` instead
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:18:9
[INFO] [stderr]    |
[INFO] [stderr] 18 |     let mut gl = GlGraphics::new(opengl);
[INFO] [stderr]    |         ----^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 48.72s
[INFO] running `"docker" "inspect" "2601471b5e8101babc7b5e3b975b87d481483efb88e0fc5bb3dfedf06cc7898c"`
[INFO] running `"docker" "rm" "-f" "2601471b5e8101babc7b5e3b975b87d481483efb88e0fc5bb3dfedf06cc7898c"`
[INFO] [stdout] 2601471b5e8101babc7b5e3b975b87d481483efb88e0fc5bb3dfedf06cc7898c