[INFO] updating cached repository Yatekii/font-experiments
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Yatekii/font-experiments
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Yatekii/font-experiments" "work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/Yatekii/font-experiments"`
[INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/Yatekii/font-experiments'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Yatekii/font-experiments" "work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/Yatekii/font-experiments"`
[INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/Yatekii/font-experiments'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 29529c3b24823c622107dbd3c486370244d5e589
[INFO] sha for GitHub repo Yatekii/font-experiments: 29529c3b24823c622107dbd3c486370244d5e589
[INFO] validating manifest of Yatekii/font-experiments on toolchain master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Yatekii/font-experiments on toolchain try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Yatekii/font-experiments
[INFO] finished frobbing Yatekii/font-experiments
[INFO] frobbed toml for Yatekii/font-experiments written to work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/Yatekii/font-experiments/Cargo.toml
[INFO] started frobbing Yatekii/font-experiments
[INFO] finished frobbing Yatekii/font-experiments
[INFO] frobbed toml for Yatekii/font-experiments written to work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/Yatekii/font-experiments/Cargo.toml
[INFO] crate Yatekii/font-experiments already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking Yatekii/font-experiments against master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7 for pr-59199
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-59199/worker-7/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/Yatekii/font-experiments:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] fb7b9fd35287f89788e5c05021d82480a2ad2ffa9c1f413612bcb427c1d8c8aa
[INFO] running `"docker" "start" "-a" "fb7b9fd35287f89788e5c05021d82480a2ad2ffa9c1f413612bcb427c1d8c8aa"`
[INFO] [stderr]     Checking itertools v0.6.5
[INFO] [stderr]     Checking alga v0.5.2
[INFO] [stderr]     Checking generic-array v0.2.1
[INFO] [stderr]     Checking rayon v0.7.1
[INFO] [stderr]     Checking env_logger v0.3.5
[INFO] [stderr]     Checking quickcheck v0.2.27
[INFO] [stderr]     Checking nalgebra v0.11.2
[INFO] [stderr]     Checking imageproc v0.13.0
[INFO] [stderr]     Checking font-experiments v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `dx`
[INFO] [stderr]   --> src/main.rs:55:29
[INFO] [stderr]    |
[INFO] [stderr] 55 |                         let dx = x;
[INFO] [stderr]    |                             ^^ help: consider prefixing with an underscore: `_dx`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `dy`
[INFO] [stderr]   --> src/main.rs:56:29
[INFO] [stderr]    |
[INFO] [stderr] 56 |                         let dy = y;
[INFO] [stderr]    |                             ^^ help: consider prefixing with an underscore: `_dy`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `dx`
[INFO] [stderr]   --> src/main.rs:55:29
[INFO] [stderr]    |
[INFO] [stderr] 55 |                         let dx = x;
[INFO] [stderr]    |                             ^^ help: consider prefixing with an underscore: `_dx`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `dy`
[INFO] [stderr]   --> src/main.rs:56:29
[INFO] [stderr]    |
[INFO] [stderr] 56 |                         let dy = y;
[INFO] [stderr]    |                             ^^ help: consider prefixing with an underscore: `_dy`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `length`
[INFO] [stderr]   --> src/main.rs:70:1
[INFO] [stderr]    |
[INFO] [stderr] 70 | fn length(x: u32, y: u32) -> u32 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `length`
[INFO] [stderr]   --> src/main.rs:70:1
[INFO] [stderr]    |
[INFO] [stderr] 70 | fn length(x: u32, y: u32) -> u32 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.09s
[INFO] running `"docker" "inspect" "fb7b9fd35287f89788e5c05021d82480a2ad2ffa9c1f413612bcb427c1d8c8aa"`
[INFO] running `"docker" "rm" "-f" "fb7b9fd35287f89788e5c05021d82480a2ad2ffa9c1f413612bcb427c1d8c8aa"`
[INFO] [stdout] fb7b9fd35287f89788e5c05021d82480a2ad2ffa9c1f413612bcb427c1d8c8aa