[INFO] updating cached repository https://github.com/jblindsay/whitebox-tools
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b4a0b82365fe51bbb1985a51e28e96956ead8ada
[INFO] checking jblindsay/whitebox-tools against master#73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de for pr-68325
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjblindsay%2Fwhitebox-tools" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jblindsay/whitebox-tools on toolchain 73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de
[INFO] running `"/workspace/cargo-home/bin/cargo" "+73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/jblindsay/whitebox-tools
[INFO] finished tweaking git repo https://github.com/jblindsay/whitebox-tools
[INFO] tweaked toml for git repo https://github.com/jblindsay/whitebox-tools written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/jblindsay/whitebox-tools already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f2f1272a0b368bac6fb713123a7e1d349b14cbae42d158aaffa05f3216a969cf
[INFO] running `"docker" "start" "-a" "f2f1272a0b368bac6fb713123a7e1d349b14cbae42d158aaffa05f3216a969cf"`
[INFO] [stderr]    Compiling cc v1.0.31
[INFO] [stderr]    Compiling syn v0.15.29
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking getrandom v0.1.6
[INFO] [stderr]     Checking crc32fast v1.2.0
[INFO] [stderr]     Checking num_cpus v1.10.0
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking num-integer v0.1.39
[INFO] [stderr]     Checking kdtree v0.6.0
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking msdos_time v0.1.6
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking statrs v0.9.0
[INFO] [stderr]     Checking libflate v0.1.21
[INFO] [stderr]     Checking rand_core v0.5.0
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking rand_pcg v0.2.0
[INFO] [stderr]     Checking rand_chacha v0.2.0
[INFO] [stderr]     Checking rand v0.7.0
[INFO] [stderr]     Checking alga v0.9.1
[INFO] [stderr]    Compiling bzip2-sys v0.1.7
[INFO] [stderr]    Compiling miniz_oxide_c_api v0.2.1
[INFO] [stderr]     Checking flate2 v1.0.7
[INFO] [stderr]     Checking bzip2 v0.3.3
[INFO] [stderr]     Checking rand_distr v0.2.1
[INFO] [stderr]     Checking zip v0.3.3
[INFO] [stderr]     Checking nalgebra v0.18.0
[INFO] [stderr]    Compiling serde_derive v1.0.94
[INFO] [stderr]     Checking whitebox_tools v1.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]   --> src/algorithms/delaunay_triangulation.rs:99:9
[INFO] [stderr]    |
[INFO] [stderr] 99 |         (self.triangles.len() / 3)
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/raster/geotiff/mod.rs:504:17
[INFO] [stderr]     |
[INFO] [stderr] 504 |                 (ifd.interpret_as_ascii().parse::<f32>().unwrap_or(-32768f32) as f64)
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]   --> src/algorithms/delaunay_triangulation.rs:99:9
[INFO] [stderr]    |
[INFO] [stderr] 99 |         (self.triangles.len() / 3)
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/raster/geotiff/mod.rs:504:17
[INFO] [stderr]     |
[INFO] [stderr] 504 |                 (ifd.interpret_as_ascii().parse::<f32>().unwrap_or(-32768f32) as f64)
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `whitebox_tools`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name whitebox_tools --edition=2018 src/main.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,metadata -C debuginfo=2 -C metadata=4fb15d680d8a9658 -C extra-filename=-4fb15d680d8a9658 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern byteorder=/opt/rustwide/target/debug/deps/libbyteorder-e2bb70fd77b95c06.rmeta --extern chrono=/opt/rustwide/target/debug/deps/libchrono-c0d4889d50a7fa4c.rmeta --extern kdtree=/opt/rustwide/target/debug/deps/libkdtree-c5a0638055f848d3.rmeta --extern libflate=/opt/rustwide/target/debug/deps/liblibflate-26dfccab9b4afdf4.rmeta --extern lzw=/opt/rustwide/target/debug/deps/liblzw-7289476ef3c19459.rmeta --extern nalgebra=/opt/rustwide/target/debug/deps/libnalgebra-42b6a74523c15334.rmeta --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-4acd09470b68e56e.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-2cfa99c942e6e975.rmeta --extern rand_distr=/opt/rustwide/target/debug/deps/librand_distr-5075d139571e0189.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-32a28a9e2a060fec.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-165a5cde0b229948.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-cafb77d491b54b3d.rmeta --extern statrs=/opt/rustwide/target/debug/deps/libstatrs-e707dcd31a002ca3.rmeta --extern zip=/opt/rustwide/target/debug/deps/libzip-1fcfed7e18a3a210.rmeta --cap-lints=forbid -L native=/opt/rustwide/target/debug/build/bzip2-sys-6937143c03066fe1/out/lib` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]    --> src/structures/n_maximizer.rs:127:62
[INFO] [stderr]     |
[INFO] [stderr] 127 |         for val in [4.0, 3.0, -2.0, 9.0, 3.0, 2.0, 1.0, 8.0].into_iter() {
[INFO] [stderr]     |                                                              ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr] 
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]    --> src/structures/n_minimizer.rs:127:62
[INFO] [stderr]     |
[INFO] [stderr] 127 |         for val in [4.0, 3.0, -2.0, 9.0, 3.0, 2.0, 1.0, 8.0].into_iter() {
[INFO] [stderr]     |                                                              ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "f2f1272a0b368bac6fb713123a7e1d349b14cbae42d158aaffa05f3216a969cf"`
[INFO] running `"docker" "rm" "-f" "f2f1272a0b368bac6fb713123a7e1d349b14cbae42d158aaffa05f3216a969cf"`
[INFO] [stdout] f2f1272a0b368bac6fb713123a7e1d349b14cbae42d158aaffa05f3216a969cf