[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] b2875095df985a8fa884dc72298264d9cea365ec
[INFO] checking jblindsay/whitebox-tools against master#bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc for pr-70917
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjblindsay%2Fwhitebox-tools" "/workspace/builds/worker-9/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
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[INFO] validating manifest of git repo https://github.com/jblindsay/whitebox-tools on toolchain bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "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-9/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" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "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] bdbaea446ed6a4a4d72dcde73213d766eb2181835487bdfb0dfda995c439e0bd
[INFO] running `"docker" "start" "-a" "bdbaea446ed6a4a4d72dcde73213d766eb2181835487bdfb0dfda995c439e0bd"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking num-complex v0.2.3
[INFO] [stderr]     Checking kdtree v0.6.0
[INFO] [stderr]    Compiling miniz_oxide_c_api v0.2.1
[INFO] [stderr]    Compiling bzip2-sys v0.1.7
[INFO] [stderr]     Checking num-integer v0.1.39
[INFO] [stderr]     Checking libflate v0.1.21
[INFO] [stderr]     Checking num_cpus v1.10.0
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking rand_pcg v0.2.0
[INFO] [stderr]     Checking msdos_time v0.1.6
[INFO] [stderr]    Compiling serde_derive v1.0.94
[INFO] [stderr]     Checking statrs v0.9.0
[INFO] [stderr]     Checking rand v0.7.0
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking alga v0.9.1
[INFO] [stderr]     Checking flate2 v1.0.7
[INFO] [stderr]     Checking bzip2 v0.3.3
[INFO] [stderr]     Checking zip v0.3.3
[INFO] [stderr]     Checking rand_distr v0.2.1
[INFO] [stderr]     Checking nalgebra v0.18.0
[INFO] [stderr]     Checking whitebox_tools v1.2.1 (/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=a601b7c9ad73497e -C extra-filename=-a601b7c9ad73497e --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern byteorder=/opt/rustwide/target/debug/deps/libbyteorder-0910546997050509.rmeta --extern chrono=/opt/rustwide/target/debug/deps/libchrono-4230a1596b0f3917.rmeta --extern kdtree=/opt/rustwide/target/debug/deps/libkdtree-6ab193c0c1e8a695.rmeta --extern libflate=/opt/rustwide/target/debug/deps/liblibflate-ceaebfd1362e7ab5.rmeta --extern lzw=/opt/rustwide/target/debug/deps/liblzw-7fc9605a82d816df.rmeta --extern nalgebra=/opt/rustwide/target/debug/deps/libnalgebra-eefb313b6c5bf024.rmeta --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-1ef70e71061d7281.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-4dcd85ce9b15f515.rmeta --extern rand_distr=/opt/rustwide/target/debug/deps/librand_distr-903e6fdfc3297da5.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-75e70eaa230a6c61.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-921cefb5440f500f.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-b467006fe5f70e55.rmeta --extern statrs=/opt/rustwide/target/debug/deps/libstatrs-300308caedda2092.rmeta --extern zip=/opt/rustwide/target/debug/deps/libzip-ff1ad862d05f198a.rmeta --cap-lints=forbid -L native=/opt/rustwide/target/debug/build/bzip2-sys-4daef131177d85de/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" "bdbaea446ed6a4a4d72dcde73213d766eb2181835487bdfb0dfda995c439e0bd"`
[INFO] running `"docker" "rm" "-f" "bdbaea446ed6a4a4d72dcde73213d766eb2181835487bdfb0dfda995c439e0bd"`
[INFO] [stdout] bdbaea446ed6a4a4d72dcde73213d766eb2181835487bdfb0dfda995c439e0bd