[INFO] crate imageproc 0.18.0 is already in cache
[INFO] extracting crate imageproc 0.18.0 into work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/imageproc/0.18.0
[INFO] extracting crate imageproc 0.18.0 into work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/reg/imageproc/0.18.0
[INFO] validating manifest of imageproc-0.18.0 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 imageproc-0.18.0 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 imageproc-0.18.0
[INFO] finished frobbing imageproc-0.18.0
[INFO] frobbed toml for imageproc-0.18.0 written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/imageproc/0.18.0/Cargo.toml
[INFO] started frobbing imageproc-0.18.0
[INFO] finished frobbing imageproc-0.18.0
[INFO] frobbed toml for imageproc-0.18.0 written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/reg/imageproc/0.18.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 imageproc-0.18.0 against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-4/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/imageproc/0.18.0:/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" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] b86d14d4cd93325981f359578d9754951f7141b594f12dbf59753a541e6c29dd
[INFO] running `"docker" "start" "-a" "b86d14d4cd93325981f359578d9754951f7141b594f12dbf59753a541e6c29dd"`
[INFO] [stderr]     Checking imageproc v0.18.0 (/opt/crater/workdir)
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/hog.rs:440:29
[INFO] [stderr]     |
[INFO] [stderr] 440 |             let intensity = u8::clamp(hist[bucket]);
[INFO] [stderr]     |                             ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unstable_name_collisions)]` on by default
[INFO] [stderr]     = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]     = help: call with fully qualified syntax `definitions::Clamp::clamp(...)` to keep using the current method
[INFO] [stderr]     = help: add `#![feature(clamp)]` to the crate attributes to enable `std::cmp::Ord::clamp`
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/hog.rs:444:29
[INFO] [stderr]     |
[INFO] [stderr] 444 |             let intensity = u8::clamp(hist[bucket]);
[INFO] [stderr]     |                             ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]     = help: call with fully qualified syntax `definitions::Clamp::clamp(...)` to keep using the current method
[INFO] [stderr]     = help: add `#![feature(clamp)]` to the crate attributes to enable `std::cmp::Ord::clamp`
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/filter/mod.rs:538:31
[INFO] [stderr]     |
[INFO] [stderr] 538 |                 let clamped = u8::clamp(acc);
[INFO] [stderr]     |                               ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unstable_name_collisions)]` on by default
[INFO] [stderr]     = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]     = help: call with fully qualified syntax `definitions::Clamp::clamp(...)` to keep using the current method
[INFO] [stderr]     = help: add `#![feature(clamp)]` to the crate attributes to enable `std::cmp::Ord::clamp`
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/filter/mod.rs:570:31
[INFO] [stderr]     |
[INFO] [stderr] 570 |                 let clamped = u8::clamp(acc);
[INFO] [stderr]     |                               ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]     = help: call with fully qualified syntax `definitions::Clamp::clamp(...)` to keep using the current method
[INFO] [stderr]     = help: add `#![feature(clamp)]` to the crate attributes to enable `std::cmp::Ord::clamp`
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/hog.rs:440:29
[INFO] [stderr]     |
[INFO] [stderr] 440 |             let intensity = u8::clamp(hist[bucket]);
[INFO] [stderr]     |                             ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]     = help: call with fully qualified syntax `definitions::Clamp::clamp(...)` to keep using the current method
[INFO] [stderr]     = help: add `#![feature(clamp)]` to the crate attributes to enable `std::cmp::Ord::clamp`
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/hog.rs:444:29
[INFO] [stderr]     |
[INFO] [stderr] 444 |             let intensity = u8::clamp(hist[bucket]);
[INFO] [stderr]     |                             ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]     = help: call with fully qualified syntax `definitions::Clamp::clamp(...)` to keep using the current method
[INFO] [stderr]     = help: add `#![feature(clamp)]` to the crate attributes to enable `std::cmp::Ord::clamp`
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> tests/regression.rs:184:75
[INFO] [stderr]     |
[INFO] [stderr] 184 |         imageproc::map::map_subpixels(&gradients::sobel_gradients(image), u8::clamp)
[INFO] [stderr]     |                                                                           ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unstable_name_collisions)]` on by default
[INFO] [stderr]     = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]     = help: call with fully qualified syntax `imageproc::definitions::Clamp::clamp(...)` to keep using the current method
[INFO] [stderr]     = help: add `#![feature(clamp)]` to the crate attributes to enable `std::cmp::Ord::clamp`
[INFO] [stderr] 
[INFO] [stderr] error: couldn't read examples/DejaVuSans.ttf: No such file or directory (os error 2)
[INFO] [stderr]   --> examples/font.rs:21:26
[INFO] [stderr]    |
[INFO] [stderr] 21 |     let font = Vec::from(include_bytes!("DejaVuSans.ttf") as &[u8]);
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `imageproc`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "b86d14d4cd93325981f359578d9754951f7141b594f12dbf59753a541e6c29dd"`
[INFO] running `"docker" "rm" "-f" "b86d14d4cd93325981f359578d9754951f7141b594f12dbf59753a541e6c29dd"`
[INFO] [stdout] b86d14d4cd93325981f359578d9754951f7141b594f12dbf59753a541e6c29dd