[INFO] updating cached repository ejmahler/FourierFractal-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ejmahler/FourierFractal-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ejmahler/FourierFractal-rs" "work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/ejmahler/FourierFractal-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/ejmahler/FourierFractal-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ejmahler/FourierFractal-rs" "work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/ejmahler/FourierFractal-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/ejmahler/FourierFractal-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 09086e7f6e6e72fcf33776ccc4f8f7e452152421
[INFO] sha for GitHub repo ejmahler/FourierFractal-rs: 09086e7f6e6e72fcf33776ccc4f8f7e452152421
[INFO] validating manifest of ejmahler/FourierFractal-rs on toolchain master#39401465da4ce27aeeb2c2a26133ac35c63aa515
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ejmahler/FourierFractal-rs on toolchain try#f45cc3094ee337acd688771b9234318046b0572d
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ejmahler/FourierFractal-rs
[INFO] finished frobbing ejmahler/FourierFractal-rs
[INFO] frobbed toml for ejmahler/FourierFractal-rs written to work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/ejmahler/FourierFractal-rs/Cargo.toml
[INFO] started frobbing ejmahler/FourierFractal-rs
[INFO] finished frobbing ejmahler/FourierFractal-rs
[INFO] frobbed toml for ejmahler/FourierFractal-rs written to work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/ejmahler/FourierFractal-rs/Cargo.toml
[INFO] crate ejmahler/FourierFractal-rs already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking ejmahler/FourierFractal-rs against master#39401465da4ce27aeeb2c2a26133ac35c63aa515 for pr-60914
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60914/worker-1/master#39401465da4ce27aeeb2c2a26133ac35c63aa515:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/ejmahler/FourierFractal-rs:/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" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] cb5e12d89bcc7b0a5770ef972aac6242b42b33cbe4f140ab8ff0e475fb05e3e7
[INFO] running `"docker" "start" "-a" "cb5e12d89bcc7b0a5770ef972aac6242b42b33cbe4f140ab8ff0e475fb05e3e7"`
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking deflate v0.7.12
[INFO] [stderr]     Checking itertools v0.6.0
[INFO] [stderr]     Checking rayon-core v1.2.1
[INFO] [stderr]     Checking alga v0.5.1
[INFO] [stderr]     Checking rustfft v2.0.0
[INFO] [stderr]     Checking generic-array v0.2.1
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking rayon v0.8.2
[INFO] [stderr]     Checking rayon v0.7.1
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]     Checking png v0.8.0
[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 jpeg-decoder v0.1.13
[INFO] [stderr]     Checking image v0.14.0
[INFO] [stderr] warning[E0502]: cannot borrow `*self` as immutable because it is also borrowed as mutable
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/nalgebra-0.11.2/src/core/cg.rs:314:44
[INFO] [stderr]     |
[INFO] [stderr] 314 |                 self[(j, i)] += shift[j] * self[(D::dim() - 1, i)];
[INFO] [stderr]     |                 ---------------------------^^^^-------------------
[INFO] [stderr]     |                 |                          |
[INFO] [stderr]     |                 |                          immutable borrow occurs here
[INFO] [stderr]     |                 mutable borrow occurs here
[INFO] [stderr]     |                 mutable borrow later used here
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this error has been downgraded to a warning for backwards compatibility with previous releases
[INFO] [stderr]     = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future
[INFO] [stderr] 
[INFO] [stderr]     Checking imageproc v0.9.0
[INFO] [stderr]     Checking fourier_fractal v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.90s
[INFO] running `"docker" "inspect" "cb5e12d89bcc7b0a5770ef972aac6242b42b33cbe4f140ab8ff0e475fb05e3e7"`
[INFO] running `"docker" "rm" "-f" "cb5e12d89bcc7b0a5770ef972aac6242b42b33cbe4f140ab8ff0e475fb05e3e7"`
[INFO] [stdout] cb5e12d89bcc7b0a5770ef972aac6242b42b33cbe4f140ab8ff0e475fb05e3e7