[INFO] updating cached repository domoritz/line-density-rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/domoritz/line-density-rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/domoritz/line-density-rust" "work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/domoritz/line-density-rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/domoritz/line-density-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/domoritz/line-density-rust" "work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/domoritz/line-density-rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/domoritz/line-density-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b55066007f6925c6e0fd672048815ed3d6a58468
[INFO] sha for GitHub repo domoritz/line-density-rust: b55066007f6925c6e0fd672048815ed3d6a58468
[INFO] validating manifest of domoritz/line-density-rust 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 domoritz/line-density-rust 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 domoritz/line-density-rust
[INFO] finished frobbing domoritz/line-density-rust
[INFO] frobbed toml for domoritz/line-density-rust written to work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/domoritz/line-density-rust/Cargo.toml
[INFO] started frobbing domoritz/line-density-rust
[INFO] finished frobbing domoritz/line-density-rust
[INFO] frobbed toml for domoritz/line-density-rust written to work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/domoritz/line-density-rust/Cargo.toml
[INFO] crate domoritz/line-density-rust 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 domoritz/line-density-rust against master#39401465da4ce27aeeb2c2a26133ac35c63aa515 for pr-60914
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60914/worker-0/master#39401465da4ce27aeeb2c2a26133ac35c63aa515:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/domoritz/line-density-rust:/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] 282f5ba8d83f973bbe01cd694d872719e6aa7d431633463022fef476012bee19
[INFO] running `"docker" "start" "-a" "282f5ba8d83f973bbe01cd694d872719e6aa7d431633463022fef476012bee19"`
[INFO] [stderr]    Compiling libc v0.2.37
[INFO] [stderr]     Checking stb_truetype v0.2.2
[INFO] [stderr]     Checking crossbeam-epoch v0.3.0
[INFO] [stderr]     Checking regex v0.2.6
[INFO] [stderr]     Checking num-bigint v0.1.43
[INFO] [stderr]     Checking ordered-float v0.5.0
[INFO] [stderr]     Checking alga v0.5.2
[INFO] [stderr]     Checking png v0.11.0
[INFO] [stderr]     Checking rusttype v0.4.1
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking rayon-core v1.4.0
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]     Checking env_logger v0.4.3
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking rayon v1.0.0
[INFO] [stderr]     Checking quickcheck v0.6.1
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]     Checking nalgebra v0.13.1
[INFO] [stderr]    Compiling phf_generator v0.7.21
[INFO] [stderr]    Compiling phf_codegen v0.7.21
[INFO] [stderr]    Compiling palette v0.3.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.14
[INFO] [stderr]     Checking image v0.18.0
[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-0.13.1/src/core/cg.rs:255:44
[INFO] [stderr]     |
[INFO] [stderr] 255 |                 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 v0.14.0
[INFO] [stderr]     Checking line-density v0.2.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 50.41s
[INFO] running `"docker" "inspect" "282f5ba8d83f973bbe01cd694d872719e6aa7d431633463022fef476012bee19"`
[INFO] running `"docker" "rm" "-f" "282f5ba8d83f973bbe01cd694d872719e6aa7d431633463022fef476012bee19"`
[INFO] [stdout] 282f5ba8d83f973bbe01cd694d872719e6aa7d431633463022fef476012bee19