[INFO] crate img 0.1.0 is already in cache
[INFO] extracting crate img 0.1.0 into work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/reg/img/0.1.0
[INFO] extracting crate img 0.1.0 into work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/reg/img/0.1.0
[INFO] validating manifest of img-0.1.0 on toolchain master#5f9c0448dde167128d668da4555879f64e56af1d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of img-0.1.0 on toolchain try#8ec8125bea94852768b56958f05da47666c21ab0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing img-0.1.0
[INFO] finished frobbing img-0.1.0
[INFO] frobbed toml for img-0.1.0 written to work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/reg/img/0.1.0/Cargo.toml
[INFO] started frobbing img-0.1.0
[INFO] finished frobbing img-0.1.0
[INFO] frobbed toml for img-0.1.0 written to work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/reg/img/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking img-0.1.0 against master#5f9c0448dde167128d668da4555879f64e56af1d for pr-62133
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62133/worker-6/master#5f9c0448dde167128d668da4555879f64e56af1d:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/reg/img/0.1.0:/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" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f02a95d0df528f575c122582e36bd0a32e946d01428021e05474444dba455b56
[INFO] running `"docker" "start" "-a" "f02a95d0df528f575c122582e36bd0a32e946d01428021e05474444dba455b56"`
[INFO] [stderr]     Checking img v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused arithmetic operation that must be used
[INFO] [stderr]   --> src/scalar/mod.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     a + b;
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused comparison that must be used
[INFO] [stderr]   --> src/scalar/mod.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     a == b;
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: where clauses are not enforced in type aliases
[INFO] [stderr]   --> src/image/impl_buffer.rs:18:39
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub type ImageBufferVal<PixelP> where PixelP: Pixel = ImageVal<ImageBuffer<PixelP>>;
[INFO] [stderr]    |                                       ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(type_alias_bounds)] on by default
[INFO] [stderr]    = help: the clause will not be checked when the type alias is used, and should be removed
[INFO] [stderr] 
[INFO] [stderr] warning: where clauses are not enforced in type aliases
[INFO] [stderr]   --> src/image/impl_buffer.rs:18:39
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub type ImageBufferVal<PixelP> where PixelP: Pixel = ImageVal<ImageBuffer<PixelP>>;
[INFO] [stderr]    |                                       ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(type_alias_bounds)] on by default
[INFO] [stderr]    = help: the clause will not be checked when the type alias is used, and should be removed
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.29s
[INFO] running `"docker" "inspect" "f02a95d0df528f575c122582e36bd0a32e946d01428021e05474444dba455b56"`
[INFO] running `"docker" "rm" "-f" "f02a95d0df528f575c122582e36bd0a32e946d01428021e05474444dba455b56"`
[INFO] [stdout] f02a95d0df528f575c122582e36bd0a32e946d01428021e05474444dba455b56