[INFO] updating cached repository BjarkePedersen/Mandelbrot
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/BjarkePedersen/Mandelbrot
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/BjarkePedersen/Mandelbrot" "work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/BjarkePedersen/Mandelbrot"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/BjarkePedersen/Mandelbrot'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/BjarkePedersen/Mandelbrot" "work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/BjarkePedersen/Mandelbrot"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/BjarkePedersen/Mandelbrot'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3f03960e5699c5531621cf792d71b132dcf95db5
[INFO] sha for GitHub repo BjarkePedersen/Mandelbrot: 3f03960e5699c5531621cf792d71b132dcf95db5
[INFO] validating manifest of BjarkePedersen/Mandelbrot on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of BjarkePedersen/Mandelbrot on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing BjarkePedersen/Mandelbrot
[INFO] finished frobbing BjarkePedersen/Mandelbrot
[INFO] frobbed toml for BjarkePedersen/Mandelbrot written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/BjarkePedersen/Mandelbrot/Cargo.toml
[INFO] started frobbing BjarkePedersen/Mandelbrot
[INFO] finished frobbing BjarkePedersen/Mandelbrot
[INFO] frobbed toml for BjarkePedersen/Mandelbrot written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/BjarkePedersen/Mandelbrot/Cargo.toml
[INFO] crate BjarkePedersen/Mandelbrot already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking BjarkePedersen/Mandelbrot against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-2/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/BjarkePedersen/Mandelbrot:/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" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] dbd2f3aa451e7d01bdbab35027777e6853a560716cfb13757efc6a5f0dd7f8c7
[INFO] running `"docker" "start" "-a" "dbd2f3aa451e7d01bdbab35027777e6853a560716cfb13757efc6a5f0dd7f8c7"`
[INFO] [stderr]     Checking rgb v0.8.11
[INFO] [stderr]     Checking cgmath v0.16.1
[INFO] [stderr]     Checking rayon v0.8.2
[INFO] [stderr]     Checking mandlebrot v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `cgmath::Vector3`
[INFO] [stderr]  --> src/helpers.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use cgmath::Vector3;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `HEIGHT`
[INFO] [stderr]  --> src/helpers.rs:7:6
[INFO] [stderr]   |
[INFO] [stderr] 7 | use {HEIGHT, WIDTH};
[INFO] [stderr]   |      ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `cgmath::Vector3`
[INFO] [stderr]  --> src/helpers.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use cgmath::Vector3;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `HEIGHT`
[INFO] [stderr]  --> src/helpers.rs:7:6
[INFO] [stderr]   |
[INFO] [stderr] 7 | use {HEIGHT, WIDTH};
[INFO] [stderr]   |      ^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.77s
[INFO] running `"docker" "inspect" "dbd2f3aa451e7d01bdbab35027777e6853a560716cfb13757efc6a5f0dd7f8c7"`
[INFO] running `"docker" "rm" "-f" "dbd2f3aa451e7d01bdbab35027777e6853a560716cfb13757efc6a5f0dd7f8c7"`
[INFO] [stdout] dbd2f3aa451e7d01bdbab35027777e6853a560716cfb13757efc6a5f0dd7f8c7