[INFO] updating cached repository mcminis1/electron-gas-3d-hartree-fock-rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/mcminis1/electron-gas-3d-hartree-fock-rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/mcminis1/electron-gas-3d-hartree-fock-rust" "work/ex/clippy-test-run/sources/stable/gh/mcminis1/electron-gas-3d-hartree-fock-rust"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/mcminis1/electron-gas-3d-hartree-fock-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mcminis1/electron-gas-3d-hartree-fock-rust" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/mcminis1/electron-gas-3d-hartree-fock-rust"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/mcminis1/electron-gas-3d-hartree-fock-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d867a1415f30576623aa00995cb961e2ad5daba4
[INFO] sha for GitHub repo mcminis1/electron-gas-3d-hartree-fock-rust: d867a1415f30576623aa00995cb961e2ad5daba4
[INFO] validating manifest of mcminis1/electron-gas-3d-hartree-fock-rust on toolchain stable
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of mcminis1/electron-gas-3d-hartree-fock-rust on toolchain stable+rustflags=-Dclippy::into_iter_on_array
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing mcminis1/electron-gas-3d-hartree-fock-rust
[INFO] finished frobbing mcminis1/electron-gas-3d-hartree-fock-rust
[INFO] frobbed toml for mcminis1/electron-gas-3d-hartree-fock-rust written to work/ex/clippy-test-run/sources/stable/gh/mcminis1/electron-gas-3d-hartree-fock-rust/Cargo.toml
[INFO] started frobbing mcminis1/electron-gas-3d-hartree-fock-rust
[INFO] finished frobbing mcminis1/electron-gas-3d-hartree-fock-rust
[INFO] frobbed toml for mcminis1/electron-gas-3d-hartree-fock-rust written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/mcminis1/electron-gas-3d-hartree-fock-rust/Cargo.toml
[INFO] crate mcminis1/electron-gas-3d-hartree-fock-rust has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] linting mcminis1/electron-gas-3d-hartree-fock-rust against stable+rustflags=-Dclippy::into_iter_on_array for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-5/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/mcminis1/electron-gas-3d-hartree-fock-rust:/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 -Dclippy::into_iter_on_array" "-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" "+stable" "clippy" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 35e6f45f53482f00220acaf59baed0245fce170beaf92ceeb259137821414637
[INFO] running `"docker" "start" "-a" "35e6f45f53482f00220acaf59baed0245fce170beaf92ceeb259137821414637"`
[INFO] [stderr]     Checking electron-gas-3d-hartree-fock-rust v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/lib.rs:45:9
[INFO] [stderr]    |
[INFO] [stderr] 45 |         n_electrons: n_electrons,
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `n_electrons`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_field_names)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/lib.rs:46:9
[INFO] [stderr]    |
[INFO] [stderr] 46 |         k_pf: k_pf,
[INFO] [stderr]    |         ^^^^^^^^^^ help: replace it with: `k_pf`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/lib.rs:47:9
[INFO] [stderr]    |
[INFO] [stderr] 47 |         ee_pf: ee_pf,
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: replace it with: `ee_pf`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/lib.rs:48:9
[INFO] [stderr]    |
[INFO] [stderr] 48 |         occ: occ
[INFO] [stderr]    |         ^^^^^^^^ help: replace it with: `occ`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/lib.rs:45:9
[INFO] [stderr]    |
[INFO] [stderr] 45 |         n_electrons: n_electrons,
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `n_electrons`
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/main.rs:49:9
[INFO] [stderr]    |
[INFO] [stderr] 49 |         kf:kf,
[INFO] [stderr]    |         ^^^^^ help: replace it with: `kf`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_field_names)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_field_names)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/lib.rs:46:9
[INFO] [stderr]    |
[INFO] [stderr] 46 |         k_pf: k_pf,
[INFO] [stderr]    |         ^^^^^^^^^^ help: replace it with: `k_pf`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/lib.rs:47:9
[INFO] [stderr]    |
[INFO] [stderr] 47 |         ee_pf: ee_pf,
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: replace it with: `ee_pf`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/lib.rs:48:9
[INFO] [stderr]    |
[INFO] [stderr] 48 |         occ: occ
[INFO] [stderr]    |         ^^^^^^^^ help: replace it with: `occ`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/main.rs:50:9
[INFO] [stderr]    |
[INFO] [stderr] 50 |         n_electrons: n_electrons,
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `n_electrons`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/main.rs:53:9
[INFO] [stderr]    |
[INFO] [stderr] 53 |         occ: occ
[INFO] [stderr]    |         ^^^^^^^^ help: replace it with: `occ`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/main.rs:49:9
[INFO] [stderr]    |
[INFO] [stderr] 49 |         kf:kf,
[INFO] [stderr]    |         ^^^^^ help: replace it with: `kf`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_field_names)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/main.rs:50:9
[INFO] [stderr]    |
[INFO] [stderr] 50 |         n_electrons: n_electrons,
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `n_electrons`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/main.rs:53:9
[INFO] [stderr]    |
[INFO] [stderr] 53 |         occ: occ
[INFO] [stderr]    |         ^^^^^^^^ help: replace it with: `occ`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/lib.rs:73:5
[INFO] [stderr]    |
[INFO] [stderr] 73 |     return energy;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^ help: remove `return` as shown: `energy`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/lib.rs:73:5
[INFO] [stderr]    |
[INFO] [stderr] 73 |     return energy;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^ help: remove `return` as shown: `energy`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: casting i32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/main.rs:23:20
[INFO] [stderr]    |
[INFO] [stderr] 23 |                 if ((x*x + y*y + z*z) as f64) < k2_max {
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(x*x + y*y + z*z)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::cast_lossless)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/main.rs:41:29
[INFO] [stderr]    |
[INFO] [stderr] 41 |     let volume = 4.0/3.0*PI*(n_electrons as f64)*r_s.powi(3);
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(n_electrons)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/main.rs:46:30
[INFO] [stderr]    |
[INFO] [stderr] 46 |     let kf = (3.0*PI.powi(2)*n_electrons as f64/volume).powf(1.0/3.0);
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^^^^ help: try: `f64::from(n_electrons)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/main.rs:51:20
[INFO] [stderr]    |
[INFO] [stderr] 51 |         k_pf: k_pf/n_electrons as f64,
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^ help: try: `f64::from(n_electrons)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/main.rs:52:22
[INFO] [stderr]    |
[INFO] [stderr] 52 |         ee_pf: ee_pf/n_electrons as f64,
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^ help: try: `f64::from(n_electrons)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting i32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/main.rs:62:15
[INFO] [stderr]    |
[INFO] [stderr] 62 |         ke += (k_point.0.pow(2) + k_point.1.pow(2) + k_point.2.pow(2)) as f64;
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(k_point.0.pow(2) + k_point.1.pow(2) + k_point.2.pow(2))`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting i32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/main.rs:68:19
[INFO] [stderr]    |
[INFO] [stderr] 68 |             ee += ((dx2+dy2+dz2) as f64).powi(-1);
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(dx2+dy2+dz2)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting i32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/main.rs:23:20
[INFO] [stderr]    |
[INFO] [stderr] 23 |                 if ((x*x + y*y + z*z) as f64) < k2_max {
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(x*x + y*y + z*z)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::cast_lossless)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/main.rs:41:29
[INFO] [stderr]    |
[INFO] [stderr] 41 |     let volume = 4.0/3.0*PI*(n_electrons as f64)*r_s.powi(3);
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(n_electrons)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/main.rs:46:30
[INFO] [stderr]    |
[INFO] [stderr] 46 |     let kf = (3.0*PI.powi(2)*n_electrons as f64/volume).powf(1.0/3.0);
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^^^^ help: try: `f64::from(n_electrons)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/main.rs:51:20
[INFO] [stderr]    |
[INFO] [stderr] 51 |         k_pf: k_pf/n_electrons as f64,
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^ help: try: `f64::from(n_electrons)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/main.rs:52:22
[INFO] [stderr]    |
[INFO] [stderr] 52 |         ee_pf: ee_pf/n_electrons as f64,
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^ help: try: `f64::from(n_electrons)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting i32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/main.rs:62:15
[INFO] [stderr]    |
[INFO] [stderr] 62 |         ke += (k_point.0.pow(2) + k_point.1.pow(2) + k_point.2.pow(2)) as f64;
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(k_point.0.pow(2) + k_point.1.pow(2) + k_point.2.pow(2))`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting i32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/main.rs:68:19
[INFO] [stderr]    |
[INFO] [stderr] 68 |             ee += ((dx2+dy2+dz2) as f64).powi(-1);
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(dx2+dy2+dz2)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.18s
[INFO] running `"docker" "inspect" "35e6f45f53482f00220acaf59baed0245fce170beaf92ceeb259137821414637"`
[INFO] running `"docker" "rm" "-f" "35e6f45f53482f00220acaf59baed0245fce170beaf92ceeb259137821414637"`
[INFO] [stdout] 35e6f45f53482f00220acaf59baed0245fce170beaf92ceeb259137821414637