[INFO] updating cached repository AuroransSolis/fractions_and_matrices
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/AuroransSolis/fractions_and_matrices
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/AuroransSolis/fractions_and_matrices" "work/ex/clippy-test-run/sources/stable/gh/AuroransSolis/fractions_and_matrices"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/AuroransSolis/fractions_and_matrices'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/AuroransSolis/fractions_and_matrices" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/AuroransSolis/fractions_and_matrices"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/AuroransSolis/fractions_and_matrices'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f256e57e5eb9146a37c9046a08253554dca4d845
[INFO] sha for GitHub repo AuroransSolis/fractions_and_matrices: f256e57e5eb9146a37c9046a08253554dca4d845
[INFO] validating manifest of AuroransSolis/fractions_and_matrices 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 AuroransSolis/fractions_and_matrices 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 AuroransSolis/fractions_and_matrices
[INFO] finished frobbing AuroransSolis/fractions_and_matrices
[INFO] frobbed toml for AuroransSolis/fractions_and_matrices written to work/ex/clippy-test-run/sources/stable/gh/AuroransSolis/fractions_and_matrices/Cargo.toml
[INFO] started frobbing AuroransSolis/fractions_and_matrices
[INFO] finished frobbing AuroransSolis/fractions_and_matrices
[INFO] frobbed toml for AuroransSolis/fractions_and_matrices written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/AuroransSolis/fractions_and_matrices/Cargo.toml
[INFO] crate AuroransSolis/fractions_and_matrices 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 AuroransSolis/fractions_and_matrices against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-1/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/AuroransSolis/fractions_and_matrices:/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" "+stable" "clippy" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] c8e74e22f9b068f9d553918ebb823389c06f705892c7dedfe11216f01e5e14c9
[INFO] running `"docker" "start" "-a" "c8e74e22f9b068f9d553918ebb823389c06f705892c7dedfe11216f01e5e14c9"`
[INFO] [stderr]     Checking fractions_and_matrices v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/fractions/base.rs:52:13
[INFO] [stderr]    |
[INFO] [stderr] 52 |             num: num,
[INFO] [stderr]    |             ^^^^^^^^ help: replace it with: `num`
[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/fractions/base.rs:53:13
[INFO] [stderr]    |
[INFO] [stderr] 53 |             den: den,
[INFO] [stderr]    |             ^^^^^^^^ help: replace it with: `den`
[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/fractions/base.rs:52:13
[INFO] [stderr]    |
[INFO] [stderr] 52 |             num: num,
[INFO] [stderr]    |             ^^^^^^^^ help: replace it with: `num`
[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/fractions/base.rs:53:13
[INFO] [stderr]    |
[INFO] [stderr] 53 |             den: den,
[INFO] [stderr]    |             ^^^^^^^^ help: replace it with: `den`
[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: this `else { if .. }` block can be collapsed
[INFO] [stderr]    --> src/matrices/base.rs:848:24
[INFO] [stderr]     |
[INFO] [stderr] 848 |                   } else {
[INFO] [stderr]     |  ________________________^
[INFO] [stderr] 849 | |                     if !self[(r, c)].is_one() {
[INFO] [stderr] 850 | |                         return false;
[INFO] [stderr] 851 | |                     }
[INFO] [stderr] 852 | |                 }
[INFO] [stderr]     | |_________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::collapsible_if)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]     |
[INFO] [stderr] 848 |                 } else if !self[(r, c)].is_one() {
[INFO] [stderr] 849 |     return false;
[INFO] [stderr] 850 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: this `else { if .. }` block can be collapsed
[INFO] [stderr]    --> src/matrices/base.rs:950:24
[INFO] [stderr]     |
[INFO] [stderr] 950 |                   } else {
[INFO] [stderr]     |  ________________________^
[INFO] [stderr] 951 | |                     if !self[(r, c)].is_one() {
[INFO] [stderr] 952 | |                         return false;
[INFO] [stderr] 953 | |                     }
[INFO] [stderr] 954 | |                 }
[INFO] [stderr]     | |_________________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]     |
[INFO] [stderr] 950 |                 } else if !self[(r, c)].is_one() {
[INFO] [stderr] 951 |     return false;
[INFO] [stderr] 952 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/matrices/transforms.rs:35:9
[INFO] [stderr]    |
[INFO] [stderr] 35 |         return a;
[INFO] [stderr]    |         ^^^^^^^^^ help: remove `return` as shown: `a`
[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: this `else { if .. }` block can be collapsed
[INFO] [stderr]    --> src/matrices/base.rs:848:24
[INFO] [stderr]     |
[INFO] [stderr] 848 |                   } else {
[INFO] [stderr]     |  ________________________^
[INFO] [stderr] 849 | |                     if !self[(r, c)].is_one() {
[INFO] [stderr] 850 | |                         return false;
[INFO] [stderr] 851 | |                     }
[INFO] [stderr] 852 | |                 }
[INFO] [stderr]     | |_________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::collapsible_if)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]     |
[INFO] [stderr] 848 |                 } else if !self[(r, c)].is_one() {
[INFO] [stderr] 849 |     return false;
[INFO] [stderr] 850 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: this `else { if .. }` block can be collapsed
[INFO] [stderr]    --> src/matrices/base.rs:950:24
[INFO] [stderr]     |
[INFO] [stderr] 950 |                   } else {
[INFO] [stderr]     |  ________________________^
[INFO] [stderr] 951 | |                     if !self[(r, c)].is_one() {
[INFO] [stderr] 952 | |                         return false;
[INFO] [stderr] 953 | |                     }
[INFO] [stderr] 954 | |                 }
[INFO] [stderr]     | |_________________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]     |
[INFO] [stderr] 950 |                 } else if !self[(r, c)].is_one() {
[INFO] [stderr] 951 |     return false;
[INFO] [stderr] 952 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/matrices/transforms.rs:35:9
[INFO] [stderr]    |
[INFO] [stderr] 35 |         return a;
[INFO] [stderr]    |         ^^^^^^^^^ help: remove `return` as shown: `a`
[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 u8 to i64 may become silently lossy if types change
[INFO] [stderr]   --> src/fractions/macros.rs:6:26
[INFO] [stderr]    |
[INFO] [stderr] 6  |                     num: num as i64,
[INFO] [stderr]    |                          ^^^^^^^^^^ help: try: `i64::from(num)`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/fractions/base.rs:24:1
[INFO] [stderr]    |
[INFO] [stderr] 24 | integer_into_frac!{u8 i8 u16 i16 u32 i32 u64 i64 usize isize}
[INFO] [stderr]    | ------------------------------------------------------------- in this macro invocation
[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 i8 to i64 may become silently lossy if types change
[INFO] [stderr]   --> src/fractions/macros.rs:6:26
[INFO] [stderr]    |
[INFO] [stderr] 6  |                     num: num as i64,
[INFO] [stderr]    |                          ^^^^^^^^^^ help: try: `i64::from(num)`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/fractions/base.rs:24:1
[INFO] [stderr]    |
[INFO] [stderr] 24 | integer_into_frac!{u8 i8 u16 i16 u32 i32 u64 i64 usize isize}
[INFO] [stderr]    | ------------------------------------------------------------- in this macro invocation
[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 u16 to i64 may become silently lossy if types change
[INFO] [stderr]   --> src/fractions/macros.rs:6:26
[INFO] [stderr]    |
[INFO] [stderr] 6  |                     num: num as i64,
[INFO] [stderr]    |                          ^^^^^^^^^^ help: try: `i64::from(num)`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/fractions/base.rs:24:1
[INFO] [stderr]    |
[INFO] [stderr] 24 | integer_into_frac!{u8 i8 u16 i16 u32 i32 u64 i64 usize isize}
[INFO] [stderr]    | ------------------------------------------------------------- in this macro invocation
[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 i16 to i64 may become silently lossy if types change
[INFO] [stderr]   --> src/fractions/macros.rs:6:26
[INFO] [stderr]    |
[INFO] [stderr] 6  |                     num: num as i64,
[INFO] [stderr]    |                          ^^^^^^^^^^ help: try: `i64::from(num)`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/fractions/base.rs:24:1
[INFO] [stderr]    |
[INFO] [stderr] 24 | integer_into_frac!{u8 i8 u16 i16 u32 i32 u64 i64 usize isize}
[INFO] [stderr]    | ------------------------------------------------------------- in this macro invocation
[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 i64 may become silently lossy if types change
[INFO] [stderr]   --> src/fractions/macros.rs:6:26
[INFO] [stderr]    |
[INFO] [stderr] 6  |                     num: num as i64,
[INFO] [stderr]    |                          ^^^^^^^^^^ help: try: `i64::from(num)`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/fractions/base.rs:24:1
[INFO] [stderr]    |
[INFO] [stderr] 24 | integer_into_frac!{u8 i8 u16 i16 u32 i32 u64 i64 usize isize}
[INFO] [stderr]    | ------------------------------------------------------------- in this macro invocation
[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 i64 may become silently lossy if types change
[INFO] [stderr]   --> src/fractions/macros.rs:6:26
[INFO] [stderr]    |
[INFO] [stderr] 6  |                     num: num as i64,
[INFO] [stderr]    |                          ^^^^^^^^^^ help: try: `i64::from(num)`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/fractions/base.rs:24:1
[INFO] [stderr]    |
[INFO] [stderr] 24 | integer_into_frac!{u8 i8 u16 i16 u32 i32 u64 i64 usize isize}
[INFO] [stderr]    | ------------------------------------------------------------- in this macro invocation
[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 u8 to i64 may become silently lossy if types change
[INFO] [stderr]   --> src/fractions/macros.rs:42:36
[INFO] [stderr]    |
[INFO] [stderr] 42 |                     .map(|(i, &b)| ((b - '0' as u8) as i64) * 10i64.pow((p10 - i as i64) as u32))
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `i64::from(b - '0' as u8)`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/fractions/base.rs:26:1
[INFO] [stderr]    |
[INFO] [stderr] 26 | into_frac_float!{f32 f64}
[INFO] [stderr]    | ------------------------- in this macro invocation
[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: this looks like you are swapping `self.num` and `self.den` manually
[INFO] [stderr]   --> src/fractions/base.rs:78:9
[INFO] [stderr]    |
[INFO] [stderr] 78 | /         let temp = self.num;
[INFO] [stderr] 79 | |         self.num = self.den;
[INFO] [stderr] 80 | |         self.den = temp;
[INFO] [stderr]    | |_______________________^ help: try: `std::mem::swap(&mut self.num, &mut self.den)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::manual_swap)] on by default
[INFO] [stderr]    = note: or maybe you should use `std::mem::replace`?
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_swap
[INFO] [stderr] 
[INFO] [stderr] warning: this looks like you are swapping `self.num` and `self.den` manually
[INFO] [stderr]   --> src/fractions/base.rs:97:9
[INFO] [stderr]    |
[INFO] [stderr] 97 | /         let temp = self.num;
[INFO] [stderr] 98 | |         self.num = self.den;
[INFO] [stderr] 99 | |         self.den = temp;
[INFO] [stderr]    | |_______________________^ help: try: `std::mem::swap(&mut self.num, &mut self.den)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: or maybe you should use `std::mem::replace`?
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_swap
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to match on a boolean expression
[INFO] [stderr]    --> src/fractions/base.rs:160:17
[INFO] [stderr]     |
[INFO] [stderr] 160 |           let a = match self.num < 0 {
[INFO] [stderr]     |  _________________^
[INFO] [stderr] 161 | |             true => (0 - self.num) as u64,
[INFO] [stderr] 162 | |             false => self.num as u64
[INFO] [stderr] 163 | |         };
[INFO] [stderr]     | |_________^ help: consider using an if/else expression: `if self.num < 0 { (0 - self.num) as u64 } else { self.num as u64 }`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::match_bool)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_bool
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to match on a boolean expression
[INFO] [stderr]    --> src/fractions/base.rs:164:17
[INFO] [stderr]     |
[INFO] [stderr] 164 |           let b = match self.den < 0 {
[INFO] [stderr]     |  _________________^
[INFO] [stderr] 165 | |             true => (0 - self.den) as u64,
[INFO] [stderr] 166 | |             false => self.den as u64
[INFO] [stderr] 167 | |         };
[INFO] [stderr]     | |_________^ help: consider using an if/else expression: `if self.den < 0 { (0 - self.den) as u64 } else { self.den as u64 }`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_bool
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to match on a boolean expression
[INFO] [stderr]    --> src/fractions/base.rs:387:15
[INFO] [stderr]     |
[INFO] [stderr] 387 |       let ayy = match a < 0 {
[INFO] [stderr]     |  _______________^
[INFO] [stderr] 388 | |         true => (0 - a) as u64,
[INFO] [stderr] 389 | |         false => a as u64
[INFO] [stderr] 390 | |     };
[INFO] [stderr]     | |_____^ help: consider using an if/else expression: `if a < 0 { (0 - a) as u64 } else { a as u64 }`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_bool
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to match on a boolean expression
[INFO] [stderr]    --> src/fractions/base.rs:391:15
[INFO] [stderr]     |
[INFO] [stderr] 391 |       let bee = match b < 0 {
[INFO] [stderr]     |  _______________^
[INFO] [stderr] 392 | |         true => (0 - b) as u64,
[INFO] [stderr] 393 | |         false => b as u64
[INFO] [stderr] 394 | |     };
[INFO] [stderr]     | |_____^ help: consider using an if/else expression: `if b < 0 { (0 - b) as u64 } else { b as u64 }`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_bool
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]   --> src/fractions/operator_overloads.rs:12:21
[INFO] [stderr]    |
[INFO] [stderr] 12 |         let mut s = self.clone();
[INFO] [stderr]    |                     ^^^^^^^^^^^^ help: try removing the `clone` call: `self`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::clone_on_copy)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `Add` impl
[INFO] [stderr]   --> src/fractions/operator_overloads.rs:25:20
[INFO] [stderr]    |
[INFO] [stderr] 25 |         if self.ud || r.ud {
[INFO] [stderr]    |                    ^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(clippy::suspicious_arithmetic_impl)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_arithmetic_impl
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]   --> src/fractions/operator_overloads.rs:29:25
[INFO] [stderr]    |
[INFO] [stderr] 29 |             let mut s = self.clone();
[INFO] [stderr]    |                         ^^^^^^^^^^^^ help: try removing the `clone` call: `self`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]   --> src/fractions/operator_overloads.rs:34:25
[INFO] [stderr]    |
[INFO] [stderr] 34 |             let mut s = self.clone();
[INFO] [stderr]    |                         ^^^^^^^^^^^^ help: try removing the `clone` call: `self`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `Add` impl
[INFO] [stderr]   --> src/fractions/operator_overloads.rs:36:33
[INFO] [stderr]    |
[INFO] [stderr] 36 |             let self_mult = lcm / s.den;
[INFO] [stderr]    |                                 ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_arithmetic_impl
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `Add` impl
[INFO] [stderr]   --> src/fractions/operator_overloads.rs:37:30
[INFO] [stderr]    |
[INFO] [stderr] 37 |             let r_mult = lcm / r.den;
[INFO] [stderr]    |                              ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_arithmetic_impl
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `Add` impl
[INFO] [stderr]   --> src/fractions/operator_overloads.rs:39:28
[INFO] [stderr]    |
[INFO] [stderr] 39 |             s.num += r.num * r_mult;
[INFO] [stderr]    |                            ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_arithmetic_impl
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `AddAssign` impl
[INFO] [stderr]   --> src/fractions/operator_overloads.rs:52:20
[INFO] [stderr]    |
[INFO] [stderr] 52 |         if self.ud || r.ud {
[INFO] [stderr]    |                    ^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(clippy::suspicious_op_assign_impl)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_op_assign_impl
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `AddAssign` impl
[INFO] [stderr]   --> src/fractions/operator_overloads.rs:60:33
[INFO] [stderr]    |
[INFO] [stderr] 60 |             let self_mult = lcm / self.den;
[INFO] [stderr]    |                                 ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_op_assign_impl
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `AddAssign` impl
[INFO] [stderr]   --> src/fractions/operator_overloads.rs:61:30
[INFO] [stderr]    |
[INFO] [stderr] 61 |             let r_mult = lcm / r.den;
[INFO] [stderr]    |                              ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_op_assign_impl
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `AddAssign` impl
[INFO] [stderr]   --> src/fractions/operator_overloads.rs:63:31
[INFO] [stderr]    |
[INFO] [stderr] 63 |             self.num += r.num * r_mult;
[INFO] [stderr]    |                               ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_op_assign_impl
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `Sub` impl
[INFO] [stderr]   --> src/fractions/operator_overloads.rs:77:20
[INFO] [stderr]    |
[INFO] [stderr] 77 |         if self.ud || r.ud {
[INFO] [stderr]    |                    ^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_arithmetic_impl
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]   --> src/fractions/operator_overloads.rs:81:25
[INFO] [stderr]    |
[INFO] [stderr] 81 |             let mut s = self.clone();
[INFO] [stderr]    |                         ^^^^^^^^^^^^ help: try removing the `clone` call: `self`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]   --> src/fractions/operator_overloads.rs:86:25
[INFO] [stderr]    |
[INFO] [stderr] 86 |             let mut s = self.clone();
[INFO] [stderr]    |                         ^^^^^^^^^^^^ help: try removing the `clone` call: `self`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `Sub` impl
[INFO] [stderr]   --> src/fractions/operator_overloads.rs:88:33
[INFO] [stderr]    |
[INFO] [stderr] 88 |             let self_mult = lcm / s.den;
[INFO] [stderr]    |                                 ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_arithmetic_impl
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `Sub` impl
[INFO] [stderr]   --> src/fractions/operator_overloads.rs:89:30
[INFO] [stderr]    |
[INFO] [stderr] 89 |             let r_mult = lcm / r.den;
[INFO] [stderr]    |                              ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_arithmetic_impl
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `Sub` impl
[INFO] [stderr]   --> src/fractions/operator_overloads.rs:91:28
[INFO] [stderr]    |
[INFO] [stderr] 91 |             s.num += r.num * r_mult;
[INFO] [stderr]    |                            ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_arithmetic_impl
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `SubAssign` impl
[INFO] [stderr]    --> src/fractions/operator_overloads.rs:104:20
[INFO] [stderr]     |
[INFO] [stderr] 104 |         if self.ud || r.ud {
[INFO] [stderr]     |                    ^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_op_assign_impl
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `SubAssign` impl
[INFO] [stderr]    --> src/fractions/operator_overloads.rs:112:33
[INFO] [stderr]     |
[INFO] [stderr] 112 |             let self_mult = lcm / self.den;
[INFO] [stderr]     |                                 ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_op_assign_impl
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `SubAssign` impl
[INFO] [stderr]    --> src/fractions/operator_overloads.rs:113:30
[INFO] [stderr]     |
[INFO] [stderr] 113 |             let r_mult = lcm / r.den;
[INFO] [stderr]     |                              ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_op_assign_impl
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `SubAssign` impl
[INFO] [stderr]    --> src/fractions/operator_overloads.rs:115:31
[INFO] [stderr]     |
[INFO] [stderr] 115 |             self.num -= r.num * r_mult;
[INFO] [stderr]     |                               ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_op_assign_impl
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `Mul` impl
[INFO] [stderr]    --> src/fractions/operator_overloads.rs:129:20
[INFO] [stderr]     |
[INFO] [stderr] 129 |         if self.ud || r.ud {
[INFO] [stderr]     |                    ^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_arithmetic_impl
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `MulAssign` impl
[INFO] [stderr]    --> src/fractions/operator_overloads.rs:141:20
[INFO] [stderr]     |
[INFO] [stderr] 141 |         if self.ud || r.ud {
[INFO] [stderr]     |                    ^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_op_assign_impl
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `Div` impl
[INFO] [stderr]    --> src/fractions/operator_overloads.rs:157:20
[INFO] [stderr]     |
[INFO] [stderr] 157 |         if self.ud || r.ud {
[INFO] [stderr]     |                    ^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_arithmetic_impl
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `Div` impl
[INFO] [stderr]    --> src/fractions/operator_overloads.rs:160:32
[INFO] [stderr]     |
[INFO] [stderr] 160 |         Fraction::new(self.num * r.den, self.den * r.num)
[INFO] [stderr]     |                                ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_arithmetic_impl
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `Div` impl
[INFO] [stderr]    --> src/fractions/operator_overloads.rs:160:50
[INFO] [stderr]     |
[INFO] [stderr] 160 |         Fraction::new(self.num * r.den, self.den * r.num)
[INFO] [stderr]     |                                                  ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_arithmetic_impl
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `DivAssign` impl
[INFO] [stderr]    --> src/fractions/operator_overloads.rs:169:20
[INFO] [stderr]     |
[INFO] [stderr] 169 |         if self.ud || r.ud {
[INFO] [stderr]     |                    ^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_op_assign_impl
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `RemAssign` impl
[INFO] [stderr]    --> src/fractions/operator_overloads.rs:204:20
[INFO] [stderr]     |
[INFO] [stderr] 204 |         if self.ud || r.ud {
[INFO] [stderr]     |                    ^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_op_assign_impl
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `RemAssign` impl
[INFO] [stderr]    --> src/fractions/operator_overloads.rs:212:33
[INFO] [stderr]     |
[INFO] [stderr] 212 |             let self_mult = lcm / self.den;
[INFO] [stderr]     |                                 ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_op_assign_impl
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `RemAssign` impl
[INFO] [stderr]    --> src/fractions/operator_overloads.rs:213:30
[INFO] [stderr]     |
[INFO] [stderr] 213 |             let r_mult = lcm / r.den;
[INFO] [stderr]     |                              ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_op_assign_impl
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `RemAssign` impl
[INFO] [stderr]    --> src/fractions/operator_overloads.rs:216:27
[INFO] [stderr]     |
[INFO] [stderr] 216 |             self.num %= r * r_mult;
[INFO] [stderr]     |                           ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_op_assign_impl
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]   --> src/matrices/base.rs:48:13
[INFO] [stderr]    |
[INFO] [stderr] 48 | /             fn index<'a>(&'a self, index: (usize, usize)) -> &'a T {
[INFO] [stderr] 49 | |                 match self.alignment {
[INFO] [stderr] 50 | |                     Alignment::RowAligned => &self[index.0][index.1],
[INFO] [stderr] 51 | |                     Alignment::ColumnAligned => &self[index.1][index.0]
[INFO] [stderr] 52 | |                 }
[INFO] [stderr] 53 | |             }
[INFO] [stderr]    | |_____________^
[INFO] [stderr] ...
[INFO] [stderr] 96 |   matrix_index_methods!{AugmentedMatrix<T> Matrix<T>}
[INFO] [stderr]    |   --------------------------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_lifetimes)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]   --> src/matrices/base.rs:59:13
[INFO] [stderr]    |
[INFO] [stderr] 59 | /             fn index<'a>(&'a self, index: usize) -> &'a [T] {
[INFO] [stderr] 60 | |                 &self.matrix[(index * self.columns)..((index + 1) * self.columns)]
[INFO] [stderr] 61 | |             }
[INFO] [stderr]    | |_____________^
[INFO] [stderr] ...
[INFO] [stderr] 96 |   matrix_index_methods!{AugmentedMatrix<T> Matrix<T>}
[INFO] [stderr]    |   --------------------------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]   --> src/matrices/base.rs:74:13
[INFO] [stderr]    |
[INFO] [stderr] 74 | /             fn index_mut<'a>(&'a mut self, index: (usize, usize)) -> &'a mut T {
[INFO] [stderr] 75 | |                 match self.alignment {
[INFO] [stderr] 76 | |                     Alignment::RowAligned => &mut self[index.0][index.1],
[INFO] [stderr] 77 | |                     Alignment::ColumnAligned => &mut self[index.1][index.0]
[INFO] [stderr] 78 | |                 }
[INFO] [stderr] 79 | |             }
[INFO] [stderr]    | |_____________^
[INFO] [stderr] ...
[INFO] [stderr] 96 |   matrix_index_methods!{AugmentedMatrix<T> Matrix<T>}
[INFO] [stderr]    |   --------------------------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]   --> src/matrices/base.rs:83:13
[INFO] [stderr]    |
[INFO] [stderr] 83 | /             fn index_mut<'a>(&'a mut self, index: usize) -> &'a mut [T] {
[INFO] [stderr] 84 | |                 &mut self.matrix.as_mut_slice()[(index * self.columns)..((index + 1) * self.columns)]
[INFO] [stderr] 85 | |             }
[INFO] [stderr]    | |_____________^
[INFO] [stderr] ...
[INFO] [stderr] 96 |   matrix_index_methods!{AugmentedMatrix<T> Matrix<T>}
[INFO] [stderr]    |   --------------------------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]   --> src/matrices/base.rs:48:13
[INFO] [stderr]    |
[INFO] [stderr] 48 | /             fn index<'a>(&'a self, index: (usize, usize)) -> &'a T {
[INFO] [stderr] 49 | |                 match self.alignment {
[INFO] [stderr] 50 | |                     Alignment::RowAligned => &self[index.0][index.1],
[INFO] [stderr] 51 | |                     Alignment::ColumnAligned => &self[index.1][index.0]
[INFO] [stderr] 52 | |                 }
[INFO] [stderr] 53 | |             }
[INFO] [stderr]    | |_____________^
[INFO] [stderr] ...
[INFO] [stderr] 96 |   matrix_index_methods!{AugmentedMatrix<T> Matrix<T>}
[INFO] [stderr]    |   --------------------------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]    --> src/matrices/base.rs:741:9
[INFO] [stderr]     |
[INFO] [stderr] 741 | /         match self {
[INFO] [stderr] 742 | |             &MatrixError::InitError(ref e) => write!(f, "Initialization error: {}", e),
[INFO] [stderr] 743 | |             &MatrixError::TransformError(ref e) => write!(f, "Row/Matrix operation error: {}", e),
[INFO] [stderr] 744 | |             &MatrixError::FunctionError(ref e) => write!(f, "Function error: {}", e)
[INFO] [stderr] 745 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::match_ref_pats)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]     |
[INFO] [stderr] 741 |         match *self {
[INFO] [stderr] 742 |             MatrixError::InitError(ref e) => write!(f, "Initialization error: {}", e),
[INFO] [stderr] 743 |             MatrixError::TransformError(ref e) => write!(f, "Row/Matrix operation error: {}", e),
[INFO] [stderr] 744 |             MatrixError::FunctionError(ref e) => write!(f, "Function error: {}", e)
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]    --> src/matrices/base.rs:751:9
[INFO] [stderr]     |
[INFO] [stderr] 751 | /         match self {
[INFO] [stderr] 752 | |             &MatrixError::InitError(ref e) => write!(f, "Initialization error: {}", e),
[INFO] [stderr] 753 | |             &MatrixError::TransformError(ref e) => write!(f, "Row/Matrix operation error: {}", e),
[INFO] [stderr] 754 | |             &MatrixError::FunctionError(ref e) => write!(f, "Function error: {}", e)
[INFO] [stderr] 755 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]     |
[INFO] [stderr] 751 |         match *self {
[INFO] [stderr] 752 |             MatrixError::InitError(ref e) => write!(f, "Initialization error: {}", e),
[INFO] [stderr] 753 |             MatrixError::TransformError(ref e) => write!(f, "Row/Matrix operation error: {}", e),
[INFO] [stderr] 754 |             MatrixError::FunctionError(ref e) => write!(f, "Function error: {}", e)
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `r` is used to index `nsc`
[INFO] [stderr]    --> src/matrices/base.rs:990:18
[INFO] [stderr]     |
[INFO] [stderr] 990 |         for r in 0..self.num_rows() {
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_range_loop)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stderr] help: consider using an iterator
[INFO] [stderr]     |
[INFO] [stderr] 990 |         for (r, <item>) in nsc.iter().enumerate().take(self.num_rows()) {
[INFO] [stderr]     |             ^^^^^^^^^^^    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `r` is used to index `nsc`
[INFO] [stderr]     --> src/matrices/base.rs:1023:18
[INFO] [stderr]      |
[INFO] [stderr] 1023 |         for r in 0..self.num_rows() {
[INFO] [stderr]      |                  ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stderr] help: consider using an iterator
[INFO] [stderr]      |
[INFO] [stderr] 1023 |         for (r, <item>) in nsc.iter().enumerate().take(self.num_rows()) {
[INFO] [stderr]      |             ^^^^^^^^^^^    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `Div` impl
[INFO] [stderr]    --> src/matrices/operator_overloads.rs:282:15
[INFO] [stderr]     |
[INFO] [stderr] 282 |         (self * inv).into()
[INFO] [stderr]     |               ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_arithmetic_impl
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `Div` impl
[INFO] [stderr]    --> src/matrices/operator_overloads.rs:297:15
[INFO] [stderr]     |
[INFO] [stderr] 297 |         (self * inv).into()
[INFO] [stderr]     |               ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_arithmetic_impl
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `Div` impl
[INFO] [stderr]    --> src/matrices/operator_overloads.rs:312:23
[INFO] [stderr]     |
[INFO] [stderr] 312 |         (self.clone() * inv).into()
[INFO] [stderr]     |                       ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_arithmetic_impl
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `Div` impl
[INFO] [stderr]    --> src/matrices/operator_overloads.rs:328:23
[INFO] [stderr]     |
[INFO] [stderr] 328 |         (self.clone() * inv).into()
[INFO] [stderr]     |                       ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_arithmetic_impl
[INFO] [stderr] 
[INFO] [stderr] warning: identical conversion
[INFO] [stderr]    --> src/matrices/operator_overloads.rs:403:37
[INFO] [stderr]     |
[INFO] [stderr] 403 |                     matr[(a, b)] += (self[a][b].clone() + rhs[b][a].clone().into()).into();
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider removing `.into()`: `(self[a][b].clone() + rhs[b][a].clone().into())`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::identity_conversion)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_conversion
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `MulAssign` impl
[INFO] [stderr]    --> src/matrices/operator_overloads.rs:403:57
[INFO] [stderr]     |
[INFO] [stderr] 403 |                     matr[(a, b)] += (self[a][b].clone() + rhs[b][a].clone().into()).into();
[INFO] [stderr]     |                                                         ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_op_assign_impl
[INFO] [stderr] 
[INFO] [stderr] warning: identical conversion
[INFO] [stderr]    --> src/matrices/operator_overloads.rs:411:37
[INFO] [stderr]     |
[INFO] [stderr] 411 |                     matr[(a, b)] += (self[(a, b)].clone() + rhs[(b, a)].clone().into()).into();
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider removing `.into()`: `(self[(a, b)].clone() + rhs[(b, a)].clone().into())`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_conversion
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `MulAssign` impl
[INFO] [stderr]    --> src/matrices/operator_overloads.rs:411:59
[INFO] [stderr]     |
[INFO] [stderr] 411 |                     matr[(a, b)] += (self[(a, b)].clone() + rhs[(b, a)].clone().into()).into();
[INFO] [stderr]     |                                                           ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_op_assign_impl
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]   --> src/matrices/display.rs:49:18
[INFO] [stderr]    |
[INFO] [stderr] 49 |         for _ in 0..self.num_columns() + 1 {
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `0..=self.num_columns()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::range_plus_one)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]   --> src/matrices/display.rs:53:22
[INFO] [stderr]    |
[INFO] [stderr] 53 |             for b in 0..self.num_columns() + 1 {
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `0..=self.num_columns()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]   --> src/matrices/display.rs:63:22
[INFO] [stderr]    |
[INFO] [stderr] 63 |             for b in 0..self.num_columns() + 1 {
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `0..=self.num_columns()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]   --> src/matrices/display.rs:91:18
[INFO] [stderr]    |
[INFO] [stderr] 91 |         for _ in 0..self.num_columns() + 1 {
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `0..=self.num_columns()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]   --> src/matrices/display.rs:95:22
[INFO] [stderr]    |
[INFO] [stderr] 95 |             for b in 0..self.num_columns() + 1 {
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `0..=self.num_columns()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]    --> src/matrices/display.rs:112:22
[INFO] [stderr]     |
[INFO] [stderr] 112 |             for b in 0..self.num_columns() + 1 {
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `0..=self.num_columns()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]   --> src/matrices/format.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 16 | /         match self {
[INFO] [stderr] 17 | |             &Separator::Plus => write!(f, "+"),
[INFO] [stderr] 18 | |             &Separator::Minus => write!(f, "-"),
[INFO] [stderr] 19 | |             &Separator::Times => write!(f, "*"),
[INFO] [stderr] 20 | |             &Separator::Divide => write!(f, "/"),
[INFO] [stderr] 21 | |             &Separator::Space => write!(f, " ")
[INFO] [stderr] 22 | |         }
[INFO] [stderr]    | |_________^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]    |
[INFO] [stderr] 16 |         match *self {
[INFO] [stderr] 17 |             Separator::Plus => write!(f, "+"),
[INFO] [stderr] 18 |             Separator::Minus => write!(f, "-"),
[INFO] [stderr] 19 |             Separator::Times => write!(f, "*"),
[INFO] [stderr] 20 |             Separator::Divide => write!(f, "/"),
[INFO] [stderr] 21 |             Separator::Space => write!(f, " ")
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]     --> src/matrices/transforms.rs:292:30
[INFO] [stderr]      |
[INFO] [stderr] 292  |                     for c in 0..r + 1 {
[INFO] [stderr]      |                              ^^^^^^^^ help: use: `0..=r`
[INFO] [stderr] ...
[INFO] [stderr] 1450 | transforms_impl!{Matrix<T>: Matrix, AugmentedMatrix<T>: AugmentedMatrix}
[INFO] [stderr]      | ------------------------------------------------------------------------ in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]     --> src/matrices/transforms.rs:356:30
[INFO] [stderr]      |
[INFO] [stderr] 356  |                     for c in 0..r + 1 {
[INFO] [stderr]      |                              ^^^^^^^^ help: use: `0..=r`
[INFO] [stderr] ...
[INFO] [stderr] 1450 | transforms_impl!{Matrix<T>: Matrix, AugmentedMatrix<T>: AugmentedMatrix}
[INFO] [stderr]      | ------------------------------------------------------------------------ in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]     --> src/matrices/transforms.rs:406:30
[INFO] [stderr]      |
[INFO] [stderr] 406  |                     for c in 0..r + 1 {
[INFO] [stderr]      |                              ^^^^^^^^ help: use: `0..=r`
[INFO] [stderr] ...
[INFO] [stderr] 1450 | transforms_impl!{Matrix<T>: Matrix, AugmentedMatrix<T>: AugmentedMatrix}
[INFO] [stderr]      | ------------------------------------------------------------------------ in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]     --> src/matrices/transforms.rs:571:30
[INFO] [stderr]      |
[INFO] [stderr] 571  |                     for c in 0..r + 1 {
[INFO] [stderr]      |                              ^^^^^^^^ help: use: `0..=r`
[INFO] [stderr] ...
[INFO] [stderr] 1450 | transforms_impl!{Matrix<T>: Matrix, AugmentedMatrix<T>: AugmentedMatrix}
[INFO] [stderr]      | ------------------------------------------------------------------------ in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]     --> src/matrices/transforms.rs:634:30
[INFO] [stderr]      |
[INFO] [stderr] 634  |                     for c in 0..r + 1 {
[INFO] [stderr]      |                              ^^^^^^^^ help: use: `0..=r`
[INFO] [stderr] ...
[INFO] [stderr] 1450 | transforms_impl!{Matrix<T>: Matrix, AugmentedMatrix<T>: AugmentedMatrix}
[INFO] [stderr]      | ------------------------------------------------------------------------ in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]     --> src/matrices/transforms.rs:712:30
[INFO] [stderr]      |
[INFO] [stderr] 712  |                     for c in 0..r + 1 {
[INFO] [stderr]      |                              ^^^^^^^^ help: use: `0..=r`
[INFO] [stderr] ...
[INFO] [stderr] 1450 | transforms_impl!{Matrix<T>: Matrix, AugmentedMatrix<T>: AugmentedMatrix}
[INFO] [stderr]      | ------------------------------------------------------------------------ in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]     --> src/matrices/transforms.rs:781:30
[INFO] [stderr]      |
[INFO] [stderr] 781  |                     for c in 0..r + 1 {
[INFO] [stderr]      |                              ^^^^^^^^ help: use: `0..=r`
[INFO] [stderr] ...
[INFO] [stderr] 1450 | transforms_impl!{Matrix<T>: Matrix, AugmentedMatrix<T>: AugmentedMatrix}
[INFO] [stderr]      | ------------------------------------------------------------------------ in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]     --> src/matrices/transforms.rs:864:30
[INFO] [stderr]      |
[INFO] [stderr] 864  |                     for c in 0..r + 1 {
[INFO] [stderr]      |                              ^^^^^^^^ help: use: `0..=r`
[INFO] [stderr] ...
[INFO] [stderr] 1450 | transforms_impl!{Matrix<T>: Matrix, AugmentedMatrix<T>: AugmentedMatrix}
[INFO] [stderr]      | ------------------------------------------------------------------------ in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]     --> src/matrices/transforms.rs:934:30
[INFO] [stderr]      |
[INFO] [stderr] 934  |                     for c in 0..r + 1 {
[INFO] [stderr]      |                              ^^^^^^^^ help: use: `0..=r`
[INFO] [stderr] ...
[INFO] [stderr] 1450 | transforms_impl!{Matrix<T>: Matrix, AugmentedMatrix<T>: AugmentedMatrix}
[INFO] [stderr]      | ------------------------------------------------------------------------ in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]     --> src/matrices/transforms.rs:1012:30
[INFO] [stderr]      |
[INFO] [stderr] 1012 |                     for c in 0..r + 1 {
[INFO] [stderr]      |                              ^^^^^^^^ help: use: `0..=r`
[INFO] [stderr] ...
[INFO] [stderr] 1450 | transforms_impl!{Matrix<T>: Matrix, AugmentedMatrix<T>: AugmentedMatrix}
[INFO] [stderr]      | ------------------------------------------------------------------------ in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]     --> src/matrices/transforms.rs:1075:30
[INFO] [stderr]      |
[INFO] [stderr] 1075 |                     for c in 0..r + 1 {
[INFO] [stderr]      |                              ^^^^^^^^ help: use: `0..=r`
[INFO] [stderr] ...
[INFO] [stderr] 1450 | transforms_impl!{Matrix<T>: Matrix, AugmentedMatrix<T>: AugmentedMatrix}
[INFO] [stderr]      | ------------------------------------------------------------------------ in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]     --> src/matrices/transforms.rs:1153:30
[INFO] [stderr]      |
[INFO] [stderr] 1153 |                     for c in 0..r + 1 {
[INFO] [stderr]      |                              ^^^^^^^^ help: use: `0..=r`
[INFO] [stderr] ...
[INFO] [stderr] 1450 | transforms_impl!{Matrix<T>: Matrix, AugmentedMatrix<T>: AugmentedMatrix}
[INFO] [stderr]      | ------------------------------------------------------------------------ in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]     --> src/matrices/transforms.rs:1225:30
[INFO] [stderr]      |
[INFO] [stderr] 1225 |                     for c in 0..r + 1 {
[INFO] [stderr]      |                              ^^^^^^^^ help: use: `0..=r`
[INFO] [stderr] ...
[INFO] [stderr] 1450 | transforms_impl!{Matrix<T>: Matrix, AugmentedMatrix<T>: AugmentedMatrix}
[INFO] [stderr]      | ------------------------------------------------------------------------ in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]     --> src/matrices/transforms.rs:1307:30
[INFO] [stderr]      |
[INFO] [stderr] 1307 |                     for c in 0..r + 1 {
[INFO] [stderr]      |                              ^^^^^^^^ help: use: `0..=r`
[INFO] [stderr] ...
[INFO] [stderr] 1450 | transforms_impl!{Matrix<T>: Matrix, AugmentedMatrix<T>: AugmentedMatrix}
[INFO] [stderr]      | ------------------------------------------------------------------------ in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]     --> src/matrices/transforms.rs:1379:30
[INFO] [stderr]      |
[INFO] [stderr] 1379 |                     for c in 0..r + 1 {
[INFO] [stderr]      |                              ^^^^^^^^ help: use: `0..=r`
[INFO] [stderr] ...
[INFO] [stderr] 1450 | transforms_impl!{Matrix<T>: Matrix, AugmentedMatrix<T>: AugmentedMatrix}
[INFO] [stderr]      | ------------------------------------------------------------------------ in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to i64 may become silently lossy if types change
[INFO] [stderr]   --> src/fractions/macros.rs:6:26
[INFO] [stderr]    |
[INFO] [stderr] 6  |                     num: num as i64,
[INFO] [stderr]    |                          ^^^^^^^^^^ help: try: `i64::from(num)`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/fractions/base.rs:24:1
[INFO] [stderr]    |
[INFO] [stderr] 24 | integer_into_frac!{u8 i8 u16 i16 u32 i32 u64 i64 usize isize}
[INFO] [stderr]    | ------------------------------------------------------------- in this macro invocation
[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 i8 to i64 may become silently lossy if types change
[INFO] [stderr]   --> src/fractions/macros.rs:6:26
[INFO] [stderr]    |
[INFO] [stderr] 6  |                     num: num as i64,
[INFO] [stderr]    |                          ^^^^^^^^^^ help: try: `i64::from(num)`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/fractions/base.rs:24:1
[INFO] [stderr]    |
[INFO] [stderr] 24 | integer_into_frac!{u8 i8 u16 i16 u32 i32 u64 i64 usize isize}
[INFO] [stderr]    | ------------------------------------------------------------- in this macro invocation
[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 u16 to i64 may become silently lossy if types change
[INFO] [stderr]   --> src/fractions/macros.rs:6:26
[INFO] [stderr]    |
[INFO] [stderr] 6  |                     num: num as i64,
[INFO] [stderr]    |                          ^^^^^^^^^^ help: try: `i64::from(num)`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/fractions/base.rs:24:1
[INFO] [stderr]    |
[INFO] [stderr] 24 | integer_into_frac!{u8 i8 u16 i16 u32 i32 u64 i64 usize isize}
[INFO] [stderr]    | ------------------------------------------------------------- in this macro invocation
[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 i16 to i64 may become silently lossy if types change
[INFO] [stderr]   --> src/fractions/macros.rs:6:26
[INFO] [stderr]    |
[INFO] [stderr] 6  |                     num: num as i64,
[INFO] [stderr]    |                          ^^^^^^^^^^ help: try: `i64::from(num)`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/fractions/base.rs:24:1
[INFO] [stderr]    |
[INFO] [stderr] 24 | integer_into_frac!{u8 i8 u16 i16 u32 i32 u64 i64 usize isize}
[INFO] [stderr]    | ------------------------------------------------------------- in this macro invocation
[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 i64 may become silently lossy if types change
[INFO] [stderr]   --> src/fractions/macros.rs:6:26
[INFO] [stderr]    |
[INFO] [stderr] 6  |                     num: num as i64,
[INFO] [stderr]    |                          ^^^^^^^^^^ help: try: `i64::from(num)`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/fractions/base.rs:24:1
[INFO] [stderr]    |
[INFO] [stderr] 24 | integer_into_frac!{u8 i8 u16 i16 u32 i32 u64 i64 usize isize}
[INFO] [stderr]    | ------------------------------------------------------------- in this macro invocation
[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 i64 may become silently lossy if types change
[INFO] [stderr]   --> src/fractions/macros.rs:6:26
[INFO] [stderr]    |
[INFO] [stderr] 6  |                     num: num as i64,
[INFO] [stderr]    |                          ^^^^^^^^^^ help: try: `i64::from(num)`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/fractions/base.rs:24:1
[INFO] [stderr]    |
[INFO] [stderr] 24 | integer_into_frac!{u8 i8 u16 i16 u32 i32 u64 i64 usize isize}
[INFO] [stderr]    | ------------------------------------------------------------- in this macro invocation
[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 u8 to i64 may become silently lossy if types change
[INFO] [stderr]   --> src/fractions/macros.rs:42:36
[INFO] [stderr]    |
[INFO] [stderr] 42 |                     .map(|(i, &b)| ((b - '0' as u8) as i64) * 10i64.pow((p10 - i as i64) as u32))
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `i64::from(b - '0' as u8)`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/fractions/base.rs:26:1
[INFO] [stderr]    |
[INFO] [stderr] 26 | into_frac_float!{f32 f64}
[INFO] [stderr]    | ------------------------- in this macro invocation
[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: this looks like you are swapping `self.num` and `self.den` manually
[INFO] [stderr]   --> src/fractions/base.rs:78:9
[INFO] [stderr]    |
[INFO] [stderr] 78 | /         let temp = self.num;
[INFO] [stderr] 79 | |         self.num = self.den;
[INFO] [stderr] 80 | |         self.den = temp;
[INFO] [stderr]    | |_______________________^ help: try: `std::mem::swap(&mut self.num, &mut self.den)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::manual_swap)] on by default
[INFO] [stderr]    = note: or maybe you should use `std::mem::replace`?
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_swap
[INFO] [stderr] 
[INFO] [stderr] warning: this looks like you are swapping `self.num` and `self.den` manually
[INFO] [stderr]   --> src/fractions/base.rs:97:9
[INFO] [stderr]    |
[INFO] [stderr] 97 | /         let temp = self.num;
[INFO] [stderr] 98 | |         self.num = self.den;
[INFO] [stderr] 99 | |         self.den = temp;
[INFO] [stderr]    | |_______________________^ help: try: `std::mem::swap(&mut self.num, &mut self.den)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: or maybe you should use `std::mem::replace`?
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_swap
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to match on a boolean expression
[INFO] [stderr]    --> src/fractions/base.rs:160:17
[INFO] [stderr]     |
[INFO] [stderr] 160 |           let a = match self.num < 0 {
[INFO] [stderr]     |  _________________^
[INFO] [stderr] 161 | |             true => (0 - self.num) as u64,
[INFO] [stderr] 162 | |             false => self.num as u64
[INFO] [stderr] 163 | |         };
[INFO] [stderr]     | |_________^ help: consider using an if/else expression: `if self.num < 0 { (0 - self.num) as u64 } else { self.num as u64 }`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::match_bool)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_bool
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to match on a boolean expression
[INFO] [stderr]    --> src/fractions/base.rs:164:17
[INFO] [stderr]     |
[INFO] [stderr] 164 |           let b = match self.den < 0 {
[INFO] [stderr]     |  _________________^
[INFO] [stderr] 165 | |             true => (0 - self.den) as u64,
[INFO] [stderr] 166 | |             false => self.den as u64
[INFO] [stderr] 167 | |         };
[INFO] [stderr]     | |_________^ help: consider using an if/else expression: `if self.den < 0 { (0 - self.den) as u64 } else { self.den as u64 }`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_bool
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to match on a boolean expression
[INFO] [stderr]    --> src/fractions/base.rs:387:15
[INFO] [stderr]     |
[INFO] [stderr] 387 |       let ayy = match a < 0 {
[INFO] [stderr]     |  _______________^
[INFO] [stderr] 388 | |         true => (0 - a) as u64,
[INFO] [stderr] 389 | |         false => a as u64
[INFO] [stderr] 390 | |     };
[INFO] [stderr]     | |_____^ help: consider using an if/else expression: `if a < 0 { (0 - a) as u64 } else { a as u64 }`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_bool
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to match on a boolean expression
[INFO] [stderr]    --> src/fractions/base.rs:391:15
[INFO] [stderr]     |
[INFO] [stderr] 391 |       let bee = match b < 0 {
[INFO] [stderr]     |  _______________^
[INFO] [stderr] 392 | |         true => (0 - b) as u64,
[INFO] [stderr] 393 | |         false => b as u64
[INFO] [stderr] 394 | |     };
[INFO] [stderr]     | |_____^ help: consider using an if/else expression: `if b < 0 { (0 - b) as u64 } else { b as u64 }`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_bool
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]   --> src/fractions/operator_overloads.rs:12:21
[INFO] [stderr]    |
[INFO] [stderr] 12 |         let mut s = self.clone();
[INFO] [stderr]    |                     ^^^^^^^^^^^^ help: try removing the `clone` call: `self`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::clone_on_copy)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `Add` impl
[INFO] [stderr]   --> src/fractions/operator_overloads.rs:25:20
[INFO] [stderr]    |
[INFO] [stderr] 25 |         if self.ud || r.ud {
[INFO] [stderr]    |                    ^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(clippy::suspicious_arithmetic_impl)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_arithmetic_impl
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]   --> src/fractions/operator_overloads.rs:29:25
[INFO] [stderr]    |
[INFO] [stderr] 29 |             let mut s = self.clone();
[INFO] [stderr]    |                         ^^^^^^^^^^^^ help: try removing the `clone` call: `self`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]   --> src/fractions/operator_overloads.rs:34:25
[INFO] [stderr]    |
[INFO] [stderr] 34 |             let mut s = self.clone();
[INFO] [stderr]    |                         ^^^^^^^^^^^^ help: try removing the `clone` call: `self`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `Add` impl
[INFO] [stderr]   --> src/fractions/operator_overloads.rs:36:33
[INFO] [stderr]    |
[INFO] [stderr] 36 |             let self_mult = lcm / s.den;
[INFO] [stderr]    |                                 ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_arithmetic_impl
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `Add` impl
[INFO] [stderr]   --> src/fractions/operator_overloads.rs:37:30
[INFO] [stderr]    |
[INFO] [stderr] 37 |             let r_mult = lcm / r.den;
[INFO] [stderr]    |                              ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_arithmetic_impl
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `Add` impl
[INFO] [stderr]   --> src/fractions/operator_overloads.rs:39:28
[INFO] [stderr]    |
[INFO] [stderr] 39 |             s.num += r.num * r_mult;
[INFO] [stderr]    |                            ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_arithmetic_impl
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `AddAssign` impl
[INFO] [stderr]   --> src/fractions/operator_overloads.rs:52:20
[INFO] [stderr]    |
[INFO] [stderr] 52 |         if self.ud || r.ud {
[INFO] [stderr]    |                    ^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(clippy::suspicious_op_assign_impl)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_op_assign_impl
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `AddAssign` impl
[INFO] [stderr]   --> src/fractions/operator_overloads.rs:60:33
[INFO] [stderr]    |
[INFO] [stderr] 60 |             let self_mult = lcm / self.den;
[INFO] [stderr]    |                                 ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_op_assign_impl
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `AddAssign` impl
[INFO] [stderr]   --> src/fractions/operator_overloads.rs:61:30
[INFO] [stderr]    |
[INFO] [stderr] 61 |             let r_mult = lcm / r.den;
[INFO] [stderr]    |                              ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_op_assign_impl
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `AddAssign` impl
[INFO] [stderr]   --> src/fractions/operator_overloads.rs:63:31
[INFO] [stderr]    |
[INFO] [stderr] 63 |             self.num += r.num * r_mult;
[INFO] [stderr]    |                               ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_op_assign_impl
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `Sub` impl
[INFO] [stderr]   --> src/fractions/operator_overloads.rs:77:20
[INFO] [stderr]    |
[INFO] [stderr] 77 |         if self.ud || r.ud {
[INFO] [stderr]    |                    ^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_arithmetic_impl
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]   --> src/fractions/operator_overloads.rs:81:25
[INFO] [stderr]    |
[INFO] [stderr] 81 |             let mut s = self.clone();
[INFO] [stderr]    |                         ^^^^^^^^^^^^ help: try removing the `clone` call: `self`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]   --> src/fractions/operator_overloads.rs:86:25
[INFO] [stderr]    |
[INFO] [stderr] 86 |             let mut s = self.clone();
[INFO] [stderr]    |                         ^^^^^^^^^^^^ help: try removing the `clone` call: `self`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `Sub` impl
[INFO] [stderr]   --> src/fractions/operator_overloads.rs:88:33
[INFO] [stderr]    |
[INFO] [stderr] 88 |             let self_mult = lcm / s.den;
[INFO] [stderr]    |                                 ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_arithmetic_impl
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `Sub` impl
[INFO] [stderr]   --> src/fractions/operator_overloads.rs:89:30
[INFO] [stderr]    |
[INFO] [stderr] 89 |             let r_mult = lcm / r.den;
[INFO] [stderr]    |                              ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_arithmetic_impl
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `Sub` impl
[INFO] [stderr]   --> src/fractions/operator_overloads.rs:91:28
[INFO] [stderr]    |
[INFO] [stderr] 91 |             s.num += r.num * r_mult;
[INFO] [stderr]    |                            ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_arithmetic_impl
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `SubAssign` impl
[INFO] [stderr]    --> src/fractions/operator_overloads.rs:104:20
[INFO] [stderr]     |
[INFO] [stderr] 104 |         if self.ud || r.ud {
[INFO] [stderr]     |                    ^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_op_assign_impl
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `SubAssign` impl
[INFO] [stderr]    --> src/fractions/operator_overloads.rs:112:33
[INFO] [stderr]     |
[INFO] [stderr] 112 |             let self_mult = lcm / self.den;
[INFO] [stderr]     |                                 ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_op_assign_impl
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `SubAssign` impl
[INFO] [stderr]    --> src/fractions/operator_overloads.rs:113:30
[INFO] [stderr]     |
[INFO] [stderr] 113 |             let r_mult = lcm / r.den;
[INFO] [stderr]     |                              ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_op_assign_impl
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `SubAssign` impl
[INFO] [stderr]    --> src/fractions/operator_overloads.rs:115:31
[INFO] [stderr]     |
[INFO] [stderr] 115 |             self.num -= r.num * r_mult;
[INFO] [stderr]     |                               ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_op_assign_impl
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `Mul` impl
[INFO] [stderr]    --> src/fractions/operator_overloads.rs:129:20
[INFO] [stderr]     |
[INFO] [stderr] 129 |         if self.ud || r.ud {
[INFO] [stderr]     |                    ^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_arithmetic_impl
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `MulAssign` impl
[INFO] [stderr]    --> src/fractions/operator_overloads.rs:141:20
[INFO] [stderr]     |
[INFO] [stderr] 141 |         if self.ud || r.ud {
[INFO] [stderr]     |                    ^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_op_assign_impl
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `Div` impl
[INFO] [stderr]    --> src/fractions/operator_overloads.rs:157:20
[INFO] [stderr]     |
[INFO] [stderr] 157 |         if self.ud || r.ud {
[INFO] [stderr]     |                    ^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_arithmetic_impl
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `Div` impl
[INFO] [stderr]    --> src/fractions/operator_overloads.rs:160:32
[INFO] [stderr]     |
[INFO] [stderr] 160 |         Fraction::new(self.num * r.den, self.den * r.num)
[INFO] [stderr]     |                                ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_arithmetic_impl
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `Div` impl
[INFO] [stderr]    --> src/fractions/operator_overloads.rs:160:50
[INFO] [stderr]     |
[INFO] [stderr] 160 |         Fraction::new(self.num * r.den, self.den * r.num)
[INFO] [stderr]     |                                                  ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_arithmetic_impl
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `DivAssign` impl
[INFO] [stderr]    --> src/fractions/operator_overloads.rs:169:20
[INFO] [stderr]     |
[INFO] [stderr] 169 |         if self.ud || r.ud {
[INFO] [stderr]     |                    ^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_op_assign_impl
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `RemAssign` impl
[INFO] [stderr]    --> src/fractions/operator_overloads.rs:204:20
[INFO] [stderr]     |
[INFO] [stderr] 204 |         if self.ud || r.ud {
[INFO] [stderr]     |                    ^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_op_assign_impl
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `RemAssign` impl
[INFO] [stderr]    --> src/fractions/operator_overloads.rs:212:33
[INFO] [stderr]     |
[INFO] [stderr] 212 |             let self_mult = lcm / self.den;
[INFO] [stderr]     |                                 ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_op_assign_impl
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `RemAssign` impl
[INFO] [stderr]    --> src/fractions/operator_overloads.rs:213:30
[INFO] [stderr]     |
[INFO] [stderr] 213 |             let r_mult = lcm / r.den;
[INFO] [stderr]     |                              ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_op_assign_impl
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `RemAssign` impl
[INFO] [stderr]    --> src/fractions/operator_overloads.rs:216:27
[INFO] [stderr]     |
[INFO] [stderr] 216 |             self.num %= r * r_mult;
[INFO] [stderr]     |                           ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_op_assign_impl
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]   --> src/matrices/base.rs:48:13
[INFO] [stderr]    |
[INFO] [stderr] 48 | /             fn index<'a>(&'a self, index: (usize, usize)) -> &'a T {
[INFO] [stderr] 49 | |                 match self.alignment {
[INFO] [stderr] 50 | |                     Alignment::RowAligned => &self[index.0][index.1],
[INFO] [stderr] 51 | |                     Alignment::ColumnAligned => &self[index.1][index.0]
[INFO] [stderr] 52 | |                 }
[INFO] [stderr] 53 | |             }
[INFO] [stderr]    | |_____________^
[INFO] [stderr] ...
[INFO] [stderr] 96 |   matrix_index_methods!{AugmentedMatrix<T> Matrix<T>}
[INFO] [stderr]    |   --------------------------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_lifetimes)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]   --> src/matrices/base.rs:59:13
[INFO] [stderr]    |
[INFO] [stderr] 59 | /             fn index<'a>(&'a self, index: usize) -> &'a [T] {
[INFO] [stderr] 60 | |                 &self.matrix[(index * self.columns)..((index + 1) * self.columns)]
[INFO] [stderr] 61 | |             }
[INFO] [stderr]    | |_____________^
[INFO] [stderr] ...
[INFO] [stderr] 96 |   matrix_index_methods!{AugmentedMatrix<T> Matrix<T>}
[INFO] [stderr]    |   --------------------------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]   --> src/matrices/base.rs:74:13
[INFO] [stderr]    |
[INFO] [stderr] 74 | /             fn index_mut<'a>(&'a mut self, index: (usize, usize)) -> &'a mut T {
[INFO] [stderr] 75 | |                 match self.alignment {
[INFO] [stderr] 76 | |                     Alignment::RowAligned => &mut self[index.0][index.1],
[INFO] [stderr] 77 | |                     Alignment::ColumnAligned => &mut self[index.1][index.0]
[INFO] [stderr] 78 | |                 }
[INFO] [stderr] 79 | |             }
[INFO] [stderr]    | |_____________^
[INFO] [stderr] ...
[INFO] [stderr] 96 |   matrix_index_methods!{AugmentedMatrix<T> Matrix<T>}
[INFO] [stderr]    |   --------------------------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]   --> src/matrices/base.rs:83:13
[INFO] [stderr]    |
[INFO] [stderr] 83 | /             fn index_mut<'a>(&'a mut self, index: usize) -> &'a mut [T] {
[INFO] [stderr] 84 | |                 &mut self.matrix.as_mut_slice()[(index * self.columns)..((index + 1) * self.columns)]
[INFO] [stderr] 85 | |             }
[INFO] [stderr]    | |_____________^
[INFO] [stderr] ...
[INFO] [stderr] 96 |   matrix_index_methods!{AugmentedMatrix<T> Matrix<T>}
[INFO] [stderr]    |   --------------------------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]   --> src/matrices/base.rs:48:13
[INFO] [stderr]    |
[INFO] [stderr] 48 | /             fn index<'a>(&'a self, index: (usize, usize)) -> &'a T {
[INFO] [stderr] 49 | |                 match self.alignment {
[INFO] [stderr] 50 | |                     Alignment::RowAligned => &self[index.0][index.1],
[INFO] [stderr] 51 | |                     Alignment::ColumnAligned => &self[index.1][index.0]
[INFO] [stderr] 52 | |                 }
[INFO] [stderr] 53 | |             }
[INFO] [stderr]    | |_____________^
[INFO] [stderr] ...
[INFO] [stderr] 96 |   matrix_index_methods!{AugmentedMatrix<T> Matrix<T>}
[INFO] [stderr]    |   --------------------------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]    --> src/matrices/base.rs:741:9
[INFO] [stderr]     |
[INFO] [stderr] 741 | /         match self {
[INFO] [stderr] 742 | |             &MatrixError::InitError(ref e) => write!(f, "Initialization error: {}", e),
[INFO] [stderr] 743 | |             &MatrixError::TransformError(ref e) => write!(f, "Row/Matrix operation error: {}", e),
[INFO] [stderr] 744 | |             &MatrixError::FunctionError(ref e) => write!(f, "Function error: {}", e)
[INFO] [stderr] 745 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::match_ref_pats)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]     |
[INFO] [stderr] 741 |         match *self {
[INFO] [stderr] 742 |             MatrixError::InitError(ref e) => write!(f, "Initialization error: {}", e),
[INFO] [stderr] 743 |             MatrixError::TransformError(ref e) => write!(f, "Row/Matrix operation error: {}", e),
[INFO] [stderr] 744 |             MatrixError::FunctionError(ref e) => write!(f, "Function error: {}", e)
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]    --> src/matrices/base.rs:751:9
[INFO] [stderr]     |
[INFO] [stderr] 751 | /         match self {
[INFO] [stderr] 752 | |             &MatrixError::InitError(ref e) => write!(f, "Initialization error: {}", e),
[INFO] [stderr] 753 | |             &MatrixError::TransformError(ref e) => write!(f, "Row/Matrix operation error: {}", e),
[INFO] [stderr] 754 | |             &MatrixError::FunctionError(ref e) => write!(f, "Function error: {}", e)
[INFO] [stderr] 755 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]     |
[INFO] [stderr] 751 |         match *self {
[INFO] [stderr] 752 |             MatrixError::InitError(ref e) => write!(f, "Initialization error: {}", e),
[INFO] [stderr] 753 |             MatrixError::TransformError(ref e) => write!(f, "Row/Matrix operation error: {}", e),
[INFO] [stderr] 754 |             MatrixError::FunctionError(ref e) => write!(f, "Function error: {}", e)
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `r` is used to index `nsc`
[INFO] [stderr]    --> src/matrices/base.rs:990:18
[INFO] [stderr]     |
[INFO] [stderr] 990 |         for r in 0..self.num_rows() {
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_range_loop)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stderr] help: consider using an iterator
[INFO] [stderr]     |
[INFO] [stderr] 990 |         for (r, <item>) in nsc.iter().enumerate().take(self.num_rows()) {
[INFO] [stderr]     |             ^^^^^^^^^^^    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]   --> src/matrices/extras.rs:32:22
[INFO] [stderr]    |
[INFO] [stderr] 32 |             for c in (1..self.num_rows() + 1).rev() {
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `(1..=self.num_rows())`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `r` is used to index `nsc`
[INFO] [stderr]     --> src/matrices/base.rs:1023:18
[INFO] [stderr]      |
[INFO] [stderr] 1023 |         for r in 0..self.num_rows() {
[INFO] [stderr]      |                  ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stderr] help: consider using an iterator
[INFO] [stderr]      |
[INFO] [stderr] 1023 |         for (r, <item>) in nsc.iter().enumerate().take(self.num_rows()) {
[INFO] [stderr]      |             ^^^^^^^^^^^    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]    --> src/matrices/extras.rs:107:22
[INFO] [stderr]     |
[INFO] [stderr] 107 |             for c in (1..self.num_rows() + 1).rev() {
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `(1..=self.num_rows())`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `Div` impl
[INFO] [stderr]    --> src/matrices/operator_overloads.rs:282:15
[INFO] [stderr]     |
[INFO] [stderr] 282 |         (self * inv).into()
[INFO] [stderr]     |               ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_arithmetic_impl
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `Div` impl
[INFO] [stderr]    --> src/matrices/operator_overloads.rs:297:15
[INFO] [stderr]     |
[INFO] [stderr] 297 |         (self * inv).into()
[INFO] [stderr]     |               ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_arithmetic_impl
[INFO] [stderr] 
[INFO] [stderr] warning: this boolean expression can be simplified
[INFO] [stderr]    --> src/matrices/extras.rs:795:12
[INFO] [stderr]     |
[INFO] [stderr] 795 |         if !(location <= self.num_rows()) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `location > self.num_rows()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::nonminimal_bool)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `Div` impl
[INFO] [stderr]    --> src/matrices/operator_overloads.rs:312:23
[INFO] [stderr]     |
[INFO] [stderr] 312 |         (self.clone() * inv).into()
[INFO] [stderr]     |                       ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_arithmetic_impl
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `Div` impl
[INFO] [stderr]    --> src/matrices/operator_overloads.rs:328:23
[INFO] [stderr]     |
[INFO] [stderr] 328 |         (self.clone() * inv).into()
[INFO] [stderr]     |                       ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_arithmetic_impl
[INFO] [stderr] 
[INFO] [stderr] warning: this boolean expression can be simplified
[INFO] [stderr]    --> src/matrices/extras.rs:850:12
[INFO] [stderr]     |
[INFO] [stderr] 850 |         if !(location <= self.num_columns()) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `location > self.num_columns()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stderr] 
[INFO] [stderr] warning: identical conversion
[INFO] [stderr]    --> src/matrices/operator_overloads.rs:403:37
[INFO] [stderr]     |
[INFO] [stderr] 403 |                     matr[(a, b)] += (self[a][b].clone() + rhs[b][a].clone().into()).into();
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider removing `.into()`: `(self[a][b].clone() + rhs[b][a].clone().into())`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::identity_conversion)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_conversion
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `MulAssign` impl
[INFO] [stderr]    --> src/matrices/operator_overloads.rs:403:57
[INFO] [stderr]     |
[INFO] [stderr] 403 |                     matr[(a, b)] += (self[a][b].clone() + rhs[b][a].clone().into()).into();
[INFO] [stderr]     |                                                         ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_op_assign_impl
[INFO] [stderr] 
[INFO] [stderr] warning: identical conversion
[INFO] [stderr]    --> src/matrices/operator_overloads.rs:411:37
[INFO] [stderr]     |
[INFO] [stderr] 411 |                     matr[(a, b)] += (self[(a, b)].clone() + rhs[(b, a)].clone().into()).into();
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider removing `.into()`: `(self[(a, b)].clone() + rhs[(b, a)].clone().into())`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_conversion
[INFO] [stderr] 
[INFO] [stderr] error: Suspicious use of binary operator in `MulAssign` impl
[INFO] [stderr]    --> src/matrices/operator_overloads.rs:411:59
[INFO] [stderr]     |
[INFO] [stderr] 411 |                     matr[(a, b)] += (self[(a, b)].clone() + rhs[(b, a)].clone().into()).into();
[INFO] [stderr]     |                                                           ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_op_assign_impl
[INFO] [stderr] 
[INFO] [stderr] warning: this boolean expression can be simplified
[INFO] [stderr]     --> src/matrices/extras.rs:1234:12
[INFO] [stderr]      |
[INFO] [stderr] 1234 |         if !(location <= self.num_rows()) {
[INFO] [stderr]      |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `location > self.num_rows()`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stderr] 
[INFO] [stderr] warning: this boolean expression can be simplified
[INFO] [stderr]     --> src/matrices/extras.rs:1295:12
[INFO] [stderr]      |
[INFO] [stderr] 1295 |         if !(location <= self.num_columns()) {
[INFO] [stderr]      |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `location > self.num_columns()`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]     --> src/matrices/extras.rs:1365:22
[INFO] [stderr]      |
[INFO] [stderr] 1365 |             for c in (0..self.num_columns() + 1).rev() {
[INFO] [stderr]      |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `(0..=self.num_columns())`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]   --> src/matrices/display.rs:49:18
[INFO] [stderr]    |
[INFO] [stderr] 49 |         for _ in 0..self.num_columns() + 1 {
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `0..=self.num_columns()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::range_plus_one)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]   --> src/matrices/display.rs:53:22
[INFO] [stderr]    |
[INFO] [stderr] 53 |             for b in 0..self.num_columns() + 1 {
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `0..=self.num_columns()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]   --> src/matrices/display.rs:63:22
[INFO] [stderr]    |
[INFO] [stderr] 63 |             for b in 0..self.num_columns() + 1 {
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `0..=self.num_columns()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]     --> src/matrices/extras.rs:1455:22
[INFO] [stderr]      |
[INFO] [stderr] 1455 |             for c in (0..self.num_columns() + 1).rev() {
[INFO] [stderr]      |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `(0..=self.num_columns())`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]     --> src/matrices/extras.rs:1575:22
[INFO] [stderr]      |
[INFO] [stderr] 1575 |             for c in (0..self.num_columns() + 1).rev() {
[INFO] [stderr]      |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `(0..=self.num_columns())`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: this boolean expression can be simplified
[INFO] [stderr]     --> src/matrices/extras.rs:1691:12
[INFO] [stderr]      |
[INFO] [stderr] 1691 |         if !(location <= self.num_rows()) {
[INFO] [stderr]      |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `location > self.num_rows()`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]     --> src/matrices/extras.rs:1706:22
[INFO] [stderr]      |
[INFO] [stderr] 1706 |             for c in (0..self.num_columns() + 1).rev() {
[INFO] [stderr]      |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `(0..=self.num_columns())`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: this boolean expression can be simplified
[INFO] [stderr]     --> src/matrices/extras.rs:1750:12
[INFO] [stderr]      |
[INFO] [stderr] 1750 |         if !(location < self.num_columns()) {
[INFO] [stderr]      |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `location >= self.num_columns()`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]   --> src/matrices/display.rs:91:18
[INFO] [stderr]    |
[INFO] [stderr] 91 |         for _ in 0..self.num_columns() + 1 {
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `0..=self.num_columns()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]   --> src/matrices/display.rs:95:22
[INFO] [stderr]    |
[INFO] [stderr] 95 |             for b in 0..self.num_columns() + 1 {
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `0..=self.num_columns()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]    --> src/matrices/display.rs:112:22
[INFO] [stderr]     |
[INFO] [stderr] 112 |             for b in 0..self.num_columns() + 1 {
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `0..=self.num_columns()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]     --> src/matrices/extras.rs:2021:26
[INFO] [stderr]      |
[INFO] [stderr] 2021 |                 for c in (0..self.num_columns() + 1).rev() {
[INFO] [stderr]      |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `(0..=self.num_columns())`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: this boolean expression can be simplified
[INFO] [stderr]     --> src/matrices/extras.rs:2142:12
[INFO] [stderr]      |
[INFO] [stderr] 2142 |         if !(location <= self.num_rows()) {
[INFO] [stderr]      |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `location > self.num_rows()`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]     --> src/matrices/extras.rs:2158:26
[INFO] [stderr]      |
[INFO] [stderr] 2158 |                 for c in (0..self.num_columns() + 1).rev() {
[INFO] [stderr]      |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `(0..=self.num_columns())`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: this boolean expression can be simplified
[INFO] [stderr]     --> src/matrices/extras.rs:2209:12
[INFO] [stderr]      |
[INFO] [stderr] 2209 |         if !(location <= self.num_columns()) {
[INFO] [stderr]      |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `location > self.num_columns()`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]   --> src/matrices/format.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 16 | /         match self {
[INFO] [stderr] 17 | |             &Separator::Plus => write!(f, "+"),
[INFO] [stderr] 18 | |             &Separator::Minus => write!(f, "-"),
[INFO] [stderr] 19 | |             &Separator::Times => write!(f, "*"),
[INFO] [stderr] 20 | |             &Separator::Divide => write!(f, "/"),
[INFO] [stderr] 21 | |             &Separator::Space => write!(f, " ")
[INFO] [stderr] 22 | |         }
[INFO] [stderr]    | |_________^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]    |
[INFO] [stderr] 16 |         match *self {
[INFO] [stderr] 17 |             Separator::Plus => write!(f, "+"),
[INFO] [stderr] 18 |             Separator::Minus => write!(f, "-"),
[INFO] [stderr] 19 |             Separator::Times => write!(f, "*"),
[INFO] [stderr] 20 |             Separator::Divide => write!(f, "/"),
[INFO] [stderr] 21 |             Separator::Space => write!(f, " ")
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 32 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `fractions_and_matrices`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]     --> src/matrices/transforms.rs:292:30
[INFO] [stderr]      |
[INFO] [stderr] 292  |                     for c in 0..r + 1 {
[INFO] [stderr]      |                              ^^^^^^^^ help: use: `0..=r`
[INFO] [stderr] ...
[INFO] [stderr] 1450 | transforms_impl!{Matrix<T>: Matrix, AugmentedMatrix<T>: AugmentedMatrix}
[INFO] [stderr]      | ------------------------------------------------------------------------ in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]     --> src/matrices/transforms.rs:356:30
[INFO] [stderr]      |
[INFO] [stderr] 356  |                     for c in 0..r + 1 {
[INFO] [stderr]      |                              ^^^^^^^^ help: use: `0..=r`
[INFO] [stderr] ...
[INFO] [stderr] 1450 | transforms_impl!{Matrix<T>: Matrix, AugmentedMatrix<T>: AugmentedMatrix}
[INFO] [stderr]      | ------------------------------------------------------------------------ in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]     --> src/matrices/transforms.rs:406:30
[INFO] [stderr]      |
[INFO] [stderr] 406  |                     for c in 0..r + 1 {
[INFO] [stderr]      |                              ^^^^^^^^ help: use: `0..=r`
[INFO] [stderr] ...
[INFO] [stderr] 1450 | transforms_impl!{Matrix<T>: Matrix, AugmentedMatrix<T>: AugmentedMatrix}
[INFO] [stderr]      | ------------------------------------------------------------------------ in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]     --> src/matrices/transforms.rs:571:30
[INFO] [stderr]      |
[INFO] [stderr] 571  |                     for c in 0..r + 1 {
[INFO] [stderr]      |                              ^^^^^^^^ help: use: `0..=r`
[INFO] [stderr] ...
[INFO] [stderr] 1450 | transforms_impl!{Matrix<T>: Matrix, AugmentedMatrix<T>: AugmentedMatrix}
[INFO] [stderr]      | ------------------------------------------------------------------------ in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]     --> src/matrices/transforms.rs:634:30
[INFO] [stderr]      |
[INFO] [stderr] 634  |                     for c in 0..r + 1 {
[INFO] [stderr]      |                              ^^^^^^^^ help: use: `0..=r`
[INFO] [stderr] ...
[INFO] [stderr] 1450 | transforms_impl!{Matrix<T>: Matrix, AugmentedMatrix<T>: AugmentedMatrix}
[INFO] [stderr]      | ------------------------------------------------------------------------ in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]     --> src/matrices/transforms.rs:712:30
[INFO] [stderr]      |
[INFO] [stderr] 712  |                     for c in 0..r + 1 {
[INFO] [stderr]      |                              ^^^^^^^^ help: use: `0..=r`
[INFO] [stderr] ...
[INFO] [stderr] 1450 | transforms_impl!{Matrix<T>: Matrix, AugmentedMatrix<T>: AugmentedMatrix}
[INFO] [stderr]      | ------------------------------------------------------------------------ in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]     --> src/matrices/transforms.rs:781:30
[INFO] [stderr]      |
[INFO] [stderr] 781  |                     for c in 0..r + 1 {
[INFO] [stderr]      |                              ^^^^^^^^ help: use: `0..=r`
[INFO] [stderr] ...
[INFO] [stderr] 1450 | transforms_impl!{Matrix<T>: Matrix, AugmentedMatrix<T>: AugmentedMatrix}
[INFO] [stderr]      | ------------------------------------------------------------------------ in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]     --> src/matrices/transforms.rs:864:30
[INFO] [stderr]      |
[INFO] [stderr] 864  |                     for c in 0..r + 1 {
[INFO] [stderr]      |                              ^^^^^^^^ help: use: `0..=r`
[INFO] [stderr] ...
[INFO] [stderr] 1450 | transforms_impl!{Matrix<T>: Matrix, AugmentedMatrix<T>: AugmentedMatrix}
[INFO] [stderr]      | ------------------------------------------------------------------------ in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]     --> src/matrices/transforms.rs:934:30
[INFO] [stderr]      |
[INFO] [stderr] 934  |                     for c in 0..r + 1 {
[INFO] [stderr]      |                              ^^^^^^^^ help: use: `0..=r`
[INFO] [stderr] ...
[INFO] [stderr] 1450 | transforms_impl!{Matrix<T>: Matrix, AugmentedMatrix<T>: AugmentedMatrix}
[INFO] [stderr]      | ------------------------------------------------------------------------ in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]     --> src/matrices/transforms.rs:1012:30
[INFO] [stderr]      |
[INFO] [stderr] 1012 |                     for c in 0..r + 1 {
[INFO] [stderr]      |                              ^^^^^^^^ help: use: `0..=r`
[INFO] [stderr] ...
[INFO] [stderr] 1450 | transforms_impl!{Matrix<T>: Matrix, AugmentedMatrix<T>: AugmentedMatrix}
[INFO] [stderr]      | ------------------------------------------------------------------------ in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]     --> src/matrices/transforms.rs:1075:30
[INFO] [stderr]      |
[INFO] [stderr] 1075 |                     for c in 0..r + 1 {
[INFO] [stderr]      |                              ^^^^^^^^ help: use: `0..=r`
[INFO] [stderr] ...
[INFO] [stderr] 1450 | transforms_impl!{Matrix<T>: Matrix, AugmentedMatrix<T>: AugmentedMatrix}
[INFO] [stderr]      | ------------------------------------------------------------------------ in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]     --> src/matrices/transforms.rs:1153:30
[INFO] [stderr]      |
[INFO] [stderr] 1153 |                     for c in 0..r + 1 {
[INFO] [stderr]      |                              ^^^^^^^^ help: use: `0..=r`
[INFO] [stderr] ...
[INFO] [stderr] 1450 | transforms_impl!{Matrix<T>: Matrix, AugmentedMatrix<T>: AugmentedMatrix}
[INFO] [stderr]      | ------------------------------------------------------------------------ in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]     --> src/matrices/transforms.rs:1225:30
[INFO] [stderr]      |
[INFO] [stderr] 1225 |                     for c in 0..r + 1 {
[INFO] [stderr]      |                              ^^^^^^^^ help: use: `0..=r`
[INFO] [stderr] ...
[INFO] [stderr] 1450 | transforms_impl!{Matrix<T>: Matrix, AugmentedMatrix<T>: AugmentedMatrix}
[INFO] [stderr]      | ------------------------------------------------------------------------ in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]     --> src/matrices/transforms.rs:1307:30
[INFO] [stderr]      |
[INFO] [stderr] 1307 |                     for c in 0..r + 1 {
[INFO] [stderr]      |                              ^^^^^^^^ help: use: `0..=r`
[INFO] [stderr] ...
[INFO] [stderr] 1450 | transforms_impl!{Matrix<T>: Matrix, AugmentedMatrix<T>: AugmentedMatrix}
[INFO] [stderr]      | ------------------------------------------------------------------------ in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]     --> src/matrices/transforms.rs:1379:30
[INFO] [stderr]      |
[INFO] [stderr] 1379 |                     for c in 0..r + 1 {
[INFO] [stderr]      |                              ^^^^^^^^ help: use: `0..=r`
[INFO] [stderr] ...
[INFO] [stderr] 1450 | transforms_impl!{Matrix<T>: Matrix, AugmentedMatrix<T>: AugmentedMatrix}
[INFO] [stderr]      | ------------------------------------------------------------------------ in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]   --> src/matrices/extras.rs:32:22
[INFO] [stderr]    |
[INFO] [stderr] 32 |             for c in (1..self.num_rows() + 1).rev() {
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `(1..=self.num_rows())`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]    --> src/matrices/extras.rs:107:22
[INFO] [stderr]     |
[INFO] [stderr] 107 |             for c in (1..self.num_rows() + 1).rev() {
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `(1..=self.num_rows())`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: this boolean expression can be simplified
[INFO] [stderr]    --> src/matrices/extras.rs:795:12
[INFO] [stderr]     |
[INFO] [stderr] 795 |         if !(location <= self.num_rows()) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `location > self.num_rows()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::nonminimal_bool)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stderr] 
[INFO] [stderr] warning: this boolean expression can be simplified
[INFO] [stderr]    --> src/matrices/extras.rs:850:12
[INFO] [stderr]     |
[INFO] [stderr] 850 |         if !(location <= self.num_columns()) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `location > self.num_columns()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stderr] 
[INFO] [stderr] warning: this boolean expression can be simplified
[INFO] [stderr]     --> src/matrices/extras.rs:1234:12
[INFO] [stderr]      |
[INFO] [stderr] 1234 |         if !(location <= self.num_rows()) {
[INFO] [stderr]      |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `location > self.num_rows()`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stderr] 
[INFO] [stderr] warning: this boolean expression can be simplified
[INFO] [stderr]     --> src/matrices/extras.rs:1295:12
[INFO] [stderr]      |
[INFO] [stderr] 1295 |         if !(location <= self.num_columns()) {
[INFO] [stderr]      |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `location > self.num_columns()`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]     --> src/matrices/extras.rs:1365:22
[INFO] [stderr]      |
[INFO] [stderr] 1365 |             for c in (0..self.num_columns() + 1).rev() {
[INFO] [stderr]      |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `(0..=self.num_columns())`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]     --> src/matrices/extras.rs:1455:22
[INFO] [stderr]      |
[INFO] [stderr] 1455 |             for c in (0..self.num_columns() + 1).rev() {
[INFO] [stderr]      |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `(0..=self.num_columns())`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]     --> src/matrices/extras.rs:1575:22
[INFO] [stderr]      |
[INFO] [stderr] 1575 |             for c in (0..self.num_columns() + 1).rev() {
[INFO] [stderr]      |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `(0..=self.num_columns())`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: this boolean expression can be simplified
[INFO] [stderr]     --> src/matrices/extras.rs:1691:12
[INFO] [stderr]      |
[INFO] [stderr] 1691 |         if !(location <= self.num_rows()) {
[INFO] [stderr]      |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `location > self.num_rows()`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]     --> src/matrices/extras.rs:1706:22
[INFO] [stderr]      |
[INFO] [stderr] 1706 |             for c in (0..self.num_columns() + 1).rev() {
[INFO] [stderr]      |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `(0..=self.num_columns())`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: this boolean expression can be simplified
[INFO] [stderr]     --> src/matrices/extras.rs:1750:12
[INFO] [stderr]      |
[INFO] [stderr] 1750 |         if !(location < self.num_columns()) {
[INFO] [stderr]      |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `location >= self.num_columns()`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]     --> src/matrices/extras.rs:2021:26
[INFO] [stderr]      |
[INFO] [stderr] 2021 |                 for c in (0..self.num_columns() + 1).rev() {
[INFO] [stderr]      |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `(0..=self.num_columns())`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: this boolean expression can be simplified
[INFO] [stderr]     --> src/matrices/extras.rs:2142:12
[INFO] [stderr]      |
[INFO] [stderr] 2142 |         if !(location <= self.num_rows()) {
[INFO] [stderr]      |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `location > self.num_rows()`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]     --> src/matrices/extras.rs:2158:26
[INFO] [stderr]      |
[INFO] [stderr] 2158 |                 for c in (0..self.num_columns() + 1).rev() {
[INFO] [stderr]      |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `(0..=self.num_columns())`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: this boolean expression can be simplified
[INFO] [stderr]     --> src/matrices/extras.rs:2209:12
[INFO] [stderr]      |
[INFO] [stderr] 2209 |         if !(location <= self.num_columns()) {
[INFO] [stderr]      |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `location > self.num_columns()`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stderr] 
[INFO] [stderr] warning: the function has a cyclomatic complexity of 29
[INFO] [stderr]   --> src/lib.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 | /     fn index_methods_test() {
[INFO] [stderr] 32 | |         let mut foo: Matrix<i32> = matrix![
[INFO] [stderr] 33 | |              0  1  2  3;
[INFO] [stderr] 34 | |              4  5  6  7;
[INFO] [stderr] ...  |
[INFO] [stderr] 58 | |         assert_eq!(foo[(3, 0)], 12);
[INFO] [stderr] 59 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::cyclomatic_complexity)] on by default
[INFO] [stderr]    = help: you could split it up into multiple smaller functions
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cyclomatic_complexity
[INFO] [stderr] 
[INFO] [stderr] warning: use of a blacklisted/placeholder name `foo`
[INFO] [stderr]   --> src/lib.rs:32:17
[INFO] [stderr]    |
[INFO] [stderr] 32 |         let mut foo: Matrix<i32> = matrix![
[INFO] [stderr]    |                 ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::blacklisted_name)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#blacklisted_name
[INFO] [stderr] 
[INFO] [stderr] warning: use of a blacklisted/placeholder name `foo`
[INFO] [stderr]   --> src/lib.rs:63:13
[INFO] [stderr]    |
[INFO] [stderr] 63 |         let foo = matrix![
[INFO] [stderr]    |             ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#blacklisted_name
[INFO] [stderr] 
[INFO] [stderr] warning: use of a blacklisted/placeholder name `bar`
[INFO] [stderr]   --> src/lib.rs:68:13
[INFO] [stderr]    |
[INFO] [stderr] 68 |         let bar = matrix![
[INFO] [stderr]    |             ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#blacklisted_name
[INFO] [stderr] 
[INFO] [stderr] warning: use of a blacklisted/placeholder name `foo`
[INFO] [stderr]   --> src/lib.rs:77:13
[INFO] [stderr]    |
[INFO] [stderr] 77 |         let foo: Matrix<i32> = Matrix::new((1, 3), RowAligned);
[INFO] [stderr]    |             ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#blacklisted_name
[INFO] [stderr] 
[INFO] [stderr] warning: use of a blacklisted/placeholder name `bar`
[INFO] [stderr]   --> src/lib.rs:79:13
[INFO] [stderr]    |
[INFO] [stderr] 79 |         let bar: Matrix<i32> = Matrix::new((1, 3), ColumnAligned);
[INFO] [stderr]    |             ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#blacklisted_name
[INFO] [stderr] 
[INFO] [stderr] warning: use of a blacklisted/placeholder name `foo`
[INFO] [stderr]   --> src/lib.rs:85:13
[INFO] [stderr]    |
[INFO] [stderr] 85 |         let foo: Matrix<i32> = Matrix::new((1, 3), RowAligned);
[INFO] [stderr]    |             ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#blacklisted_name
[INFO] [stderr] 
[INFO] [stderr] warning: use of a blacklisted/placeholder name `bar`
[INFO] [stderr]   --> src/lib.rs:87:13
[INFO] [stderr]    |
[INFO] [stderr] 87 |         let bar: Matrix<i32> = Matrix::new((1, 3), ColumnAligned);
[INFO] [stderr]    |             ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#blacklisted_name
[INFO] [stderr] 
[INFO] [stderr] warning: use of a blacklisted/placeholder name `foo`
[INFO] [stderr]   --> src/lib.rs:93:13
[INFO] [stderr]    |
[INFO] [stderr] 93 |         let foo: Matrix<i32> = Matrix::new((1, 3), RowAligned);
[INFO] [stderr]    |             ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#blacklisted_name
[INFO] [stderr] 
[INFO] [stderr] warning: use of a blacklisted/placeholder name `bar`
[INFO] [stderr]   --> src/lib.rs:95:13
[INFO] [stderr]    |
[INFO] [stderr] 95 |         let bar: Matrix<i32> = Matrix::new((1, 3), ColumnAligned);
[INFO] [stderr]    |             ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#blacklisted_name
[INFO] [stderr] 
[INFO] [stderr] warning: use of a blacklisted/placeholder name `foo`
[INFO] [stderr]    --> src/lib.rs:102:13
[INFO] [stderr]     |
[INFO] [stderr] 102 |         let foo: Matrix<i32> = Matrix::new_from_vec((3, 3), vec.clone(), RowAligned).unwrap();
[INFO] [stderr]     |             ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#blacklisted_name
[INFO] [stderr] 
[INFO] [stderr] warning: use of a blacklisted/placeholder name `foo`
[INFO] [stderr]    --> src/lib.rs:112:13
[INFO] [stderr]     |
[INFO] [stderr] 112 |         let foo: Matrix<i32> = Matrix::new_from_vec((3, 3), tmp, ColumnAligned).unwrap();
[INFO] [stderr]     |             ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#blacklisted_name
[INFO] [stderr] 
[INFO] [stderr] warning: use of a blacklisted/placeholder name `foo`
[INFO] [stderr]    --> src/lib.rs:120:13
[INFO] [stderr]     |
[INFO] [stderr] 120 |         let foo = matrix![
[INFO] [stderr]     |             ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#blacklisted_name
[INFO] [stderr] 
[INFO] [stderr] warning: use of a blacklisted/placeholder name `bar`
[INFO] [stderr]    --> src/lib.rs:125:13
[INFO] [stderr]     |
[INFO] [stderr] 125 |         let bar: Matrix<i32> = Matrix::new_from_vec((3, 3), vec![1, 4, 7, 2, 5, 8, 3, 6, 9],
[INFO] [stderr]     |             ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#blacklisted_name
[INFO] [stderr] 
[INFO] [stderr] warning: use of a blacklisted/placeholder name `foo`
[INFO] [stderr]    --> src/lib.rs:132:13
[INFO] [stderr]     |
[INFO] [stderr] 132 |         let foo = matrix![
[INFO] [stderr]     |             ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#blacklisted_name
[INFO] [stderr] 
[INFO] [stderr] warning: use of a blacklisted/placeholder name `bar`
[INFO] [stderr]    --> src/lib.rs:137:17
[INFO] [stderr]     |
[INFO] [stderr] 137 |         let mut bar = foo.clone();
[INFO] [stderr]     |                 ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#blacklisted_name
[INFO] [stderr] 
[INFO] [stderr] warning: use of a blacklisted/placeholder name `foo`
[INFO] [stderr]    --> src/lib.rs:144:13
[INFO] [stderr]     |
[INFO] [stderr] 144 |         let foo: Matrix<i32> = Matrix::new_from_vec((3, 4),
[INFO] [stderr]     |             ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#blacklisted_name
[INFO] [stderr] 
[INFO] [stderr] warning: use of a blacklisted/placeholder name `bar`
[INFO] [stderr]    --> src/lib.rs:147:17
[INFO] [stderr]     |
[INFO] [stderr] 147 |         let mut bar = foo.clone();
[INFO] [stderr]     |                 ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#blacklisted_name
[INFO] [stderr] 
[INFO] [stderr] warning: use of a blacklisted/placeholder name `foo`
[INFO] [stderr]    --> src/lib.rs:154:13
[INFO] [stderr]     |
[INFO] [stderr] 154 |         let foo: Matrix<i32> = Matrix::new_from_vec((4, 4),
[INFO] [stderr]     |             ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#blacklisted_name
[INFO] [stderr] 
[INFO] [stderr] warning: use of a blacklisted/placeholder name `bar`
[INFO] [stderr]    --> src/lib.rs:157:17
[INFO] [stderr]     |
[INFO] [stderr] 157 |         let mut bar = foo.clone();
[INFO] [stderr]     |                 ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#blacklisted_name
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 32 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `fractions_and_matrices`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "c8e74e22f9b068f9d553918ebb823389c06f705892c7dedfe11216f01e5e14c9"`
[INFO] running `"docker" "rm" "-f" "c8e74e22f9b068f9d553918ebb823389c06f705892c7dedfe11216f01e5e14c9"`
[INFO] [stdout] c8e74e22f9b068f9d553918ebb823389c06f705892c7dedfe11216f01e5e14c9