[INFO] crate convolician 0.1.0 is already in cache [INFO] checking convolician-0.1.0 against try#e689e5eaefe96e6dc3ed5bb629c521b7d207aff7 for pr-64398 [INFO] extracting crate convolician 0.1.0 into work/builds/worker-5/source [INFO] validating manifest of crates.io crate convolician 0.1.0 on toolchain e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate convolician 0.1.0 [INFO] finished tweaking crates.io crate convolician 0.1.0 [INFO] tweaked toml for crates.io crate convolician 0.1.0 written to work/builds/worker-5/source/Cargo.toml [INFO] crate crates.io crate convolician 0.1.0 already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 2bbb5bf30edf338e131235dac6abc8abcbe2febf91ce89e31d9e7148289777ee [INFO] running `"docker" "start" "-a" "2bbb5bf30edf338e131235dac6abc8abcbe2febf91ce89e31d9e7148289777ee"` [INFO] [stderr] Checking ndarray v0.12.1 [INFO] [stderr] Checking ndarray-rand v0.9.0 [INFO] [stderr] Checking convolician v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `super::*` [INFO] [stderr] --> src/array_implementation/random_matrix.rs:14:9 [INFO] [stderr] | [INFO] [stderr] 14 | use super::*; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `d_x` [INFO] [stderr] --> src/array_implementation/mod.rs:15:9 [INFO] [stderr] | [INFO] [stderr] 15 | let d_x = central_difference::central_difference_x(&m); [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_d_x` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `centre` [INFO] [stderr] --> src/array_implementation/central_difference.rs:29:13 [INFO] [stderr] | [INFO] [stderr] 29 | let mut centre = d_x.slice_mut(s![.., 1..-1]); [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_centre` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `before` [INFO] [stderr] --> src/array_implementation/central_difference.rs:30:9 [INFO] [stderr] | [INFO] [stderr] 30 | let before = &m.slice(s![.., ..-2]); [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_before` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `after` [INFO] [stderr] --> src/array_implementation/central_difference.rs:31:9 [INFO] [stderr] | [INFO] [stderr] 31 | let after = &m.slice(s![.., 2.. ]); [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_after` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/array_implementation/central_difference.rs:29:9 [INFO] [stderr] | [INFO] [stderr] 29 | let mut centre = d_x.slice_mut(s![.., 1..-1]); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `central_difference_x_2` [INFO] [stderr] --> src/array_implementation/central_difference.rs:19:1 [INFO] [stderr] | [INFO] [stderr] 19 | pub fn central_difference_x_2(m: &Array2) -> Array2 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `d_x` [INFO] [stderr] --> src/array_implementation/mod.rs:15:9 [INFO] [stderr] | [INFO] [stderr] 15 | let d_x = central_difference::central_difference_x(&m); [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_d_x` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `centre` [INFO] [stderr] --> src/array_implementation/central_difference.rs:29:13 [INFO] [stderr] | [INFO] [stderr] 29 | let mut centre = d_x.slice_mut(s![.., 1..-1]); [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_centre` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `before` [INFO] [stderr] --> src/array_implementation/central_difference.rs:30:9 [INFO] [stderr] | [INFO] [stderr] 30 | let before = &m.slice(s![.., ..-2]); [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_before` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `after` [INFO] [stderr] --> src/array_implementation/central_difference.rs:31:9 [INFO] [stderr] | [INFO] [stderr] 31 | let after = &m.slice(s![.., 2.. ]); [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_after` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/array_implementation/central_difference.rs:29:9 [INFO] [stderr] | [INFO] [stderr] 29 | let mut centre = d_x.slice_mut(s![.., 1..-1]); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `central_difference_x_2` [INFO] [stderr] --> src/array_implementation/central_difference.rs:19:1 [INFO] [stderr] | [INFO] [stderr] 19 | pub fn central_difference_x_2(m: &Array2) -> Array2 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `test_central_difference_x_negative_gradients` [INFO] [stderr] --> src/array_implementation/central_difference.rs:83:5 [INFO] [stderr] | [INFO] [stderr] 83 | fn test_central_difference_x_negative_gradients() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `test_central_difference_x_one_column` [INFO] [stderr] --> src/array_implementation/central_difference.rs:87:5 [INFO] [stderr] | [INFO] [stderr] 87 | fn test_central_difference_x_one_column() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `test_central_difference_x_zero_columns` [INFO] [stderr] --> src/array_implementation/central_difference.rs:91:5 [INFO] [stderr] | [INFO] [stderr] 91 | fn test_central_difference_x_zero_columns() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 14.66s [INFO] running `"docker" "inspect" "2bbb5bf30edf338e131235dac6abc8abcbe2febf91ce89e31d9e7148289777ee"` [INFO] running `"docker" "rm" "-f" "2bbb5bf30edf338e131235dac6abc8abcbe2febf91ce89e31d9e7148289777ee"` [INFO] [stdout] 2bbb5bf30edf338e131235dac6abc8abcbe2febf91ce89e31d9e7148289777ee