[INFO] updating cached repository OptimisticPeach/perlin_noise
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/OptimisticPeach/perlin_noise
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/OptimisticPeach/perlin_noise" "work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/OptimisticPeach/perlin_noise"`
[INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/OptimisticPeach/perlin_noise'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/OptimisticPeach/perlin_noise" "work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/OptimisticPeach/perlin_noise"`
[INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/OptimisticPeach/perlin_noise'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a60c984124e5a3aa37bc47dcdc01bf7ed05f2749
[INFO] sha for GitHub repo OptimisticPeach/perlin_noise: a60c984124e5a3aa37bc47dcdc01bf7ed05f2749
[INFO] validating manifest of OptimisticPeach/perlin_noise 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 OptimisticPeach/perlin_noise 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 OptimisticPeach/perlin_noise
[INFO] finished frobbing OptimisticPeach/perlin_noise
[INFO] frobbed toml for OptimisticPeach/perlin_noise written to work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/OptimisticPeach/perlin_noise/Cargo.toml
[INFO] started frobbing OptimisticPeach/perlin_noise
[INFO] finished frobbing OptimisticPeach/perlin_noise
[INFO] frobbed toml for OptimisticPeach/perlin_noise written to work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/OptimisticPeach/perlin_noise/Cargo.toml
[INFO] crate OptimisticPeach/perlin_noise 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 OptimisticPeach/perlin_noise against master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7 for pr-59199
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-59199/worker-2/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/OptimisticPeach/perlin_noise:/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] bf48f3fd335d9e3b9d15aa7204bff0f88b51181be648acf54a526ab37d0ffd4d
[INFO] running `"docker" "start" "-a" "bf48f3fd335d9e3b9d15aa7204bff0f88b51181be648acf54a526ab37d0ffd4d"`
[INFO] [stderr]    Compiling proc-macro2 v0.4.17
[INFO] [stderr]     Checking png v0.12.0
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling num-derive v0.2.2
[INFO] [stderr]     Checking image v0.19.0
[INFO] [stderr]     Checking perlin_noise v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `rand::Rng`
[INFO] [stderr]  --> src/perlin/random_2d.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use rand::Rng;
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::Rng`
[INFO] [stderr]  --> src/perlin/random_2d.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use rand::Rng;
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `width_main`
[INFO] [stderr]  --> src/perlin/random_2d.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     width_main: usize,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `height_main`
[INFO] [stderr]  --> src/perlin/random_2d.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     height_main: usize,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_accessed`
[INFO] [stderr]   --> src/perlin/random_2d.rs:87:5
[INFO] [stderr]    |
[INFO] [stderr] 87 |     pub fn is_accessed(&self, x: usize, y: usize) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `width_main`
[INFO] [stderr]  --> src/perlin/random_2d.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     width_main: usize,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `height_main`
[INFO] [stderr]  --> src/perlin/random_2d.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     height_main: usize,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_accessed`
[INFO] [stderr]   --> src/perlin/random_2d.rs:87:5
[INFO] [stderr]    |
[INFO] [stderr] 87 |     pub fn is_accessed(&self, x: usize, y: usize) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.59s
[INFO] running `"docker" "inspect" "bf48f3fd335d9e3b9d15aa7204bff0f88b51181be648acf54a526ab37d0ffd4d"`
[INFO] running `"docker" "rm" "-f" "bf48f3fd335d9e3b9d15aa7204bff0f88b51181be648acf54a526ab37d0ffd4d"`
[INFO] [stdout] bf48f3fd335d9e3b9d15aa7204bff0f88b51181be648acf54a526ab37d0ffd4d