[INFO] cloning repository https://github.com/CHarrod283/ml-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CHarrod283/ml-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCHarrod283%2Fml-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCHarrod283%2Fml-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a3e7314ea768edf2cdc8c3e3e8711796c171fc60
[INFO] checking CHarrod283/ml-rs against master#158f00a1c5175648af6f6099b075f78d1d014a28 for pr-121251
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCHarrod283%2Fml-rs" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/CHarrod283/ml-rs on toolchain 158f00a1c5175648af6f6099b075f78d1d014a28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/CHarrod283/ml-rs
[INFO] finished tweaking git repo https://github.com/CHarrod283/ml-rs
[INFO] tweaked toml for git repo https://github.com/CHarrod283/ml-rs written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/CHarrod283/ml-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a50bf7edbbedd9d49bcf6081f86775cf950f3d6a708983735fb0e85c5fdd8eb6
[INFO] running `Command { std: "docker" "start" "-a" "a50bf7edbbedd9d49bcf6081f86775cf950f3d6a708983735fb0e85c5fdd8eb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a50bf7edbbedd9d49bcf6081f86775cf950f3d6a708983735fb0e85c5fdd8eb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a50bf7edbbedd9d49bcf6081f86775cf950f3d6a708983735fb0e85c5fdd8eb6", kill_on_drop: false }`
[INFO] [stdout] a50bf7edbbedd9d49bcf6081f86775cf950f3d6a708983735fb0e85c5fdd8eb6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d4c4aa863861a3d9f48835602c5413bd29a86658611e4f36df4fab7baeab05c3
[INFO] running `Command { std: "docker" "start" "-a" "d4c4aa863861a3d9f48835602c5413bd29a86658611e4f36df4fab7baeab05c3", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling libc v0.2.131
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking matrixmultiply v0.3.2
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking num-complex v0.4.2
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking ndarray v0.15.6
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]     Checking matrix v0.1.0 (/opt/rustwide/workdir/src/matrix)
[INFO] [stdout] warning: unused import: `Zip`
[INFO] [stdout]  --> src/matrix/src/lib.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::iter::{Zip};
[INFO] [stdout]   |                 ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Normal` and `Transpose` are never constructed
[INFO] [stdout]   --> src/matrix/src/lib.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | enum MatrixIter<'a> {
[INFO] [stdout]    |      ---------- variants in this enum
[INFO] [stdout] 24 |     Normal(&'a Matrix,usize, usize),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 25 |     Transpose(&'a Matrix,usize, usize),
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `of` and `transpose` are never used
[INFO] [stdout]   --> src/matrix/src/lib.rs:57:8
[INFO] [stdout]    |
[INFO] [stdout] 56 | impl<'a> MatrixView<'a> {
[INFO] [stdout]    | ----------------------- associated items in this implementation
[INFO] [stdout] 57 |     fn of(m : &'a Matrix) -> MatrixView<'a>{
[INFO] [stdout]    |        ^^
[INFO] [stdout] ...
[INFO] [stdout] 63 |     fn transpose(&mut self) {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `iter` is never used
[INFO] [stdout]    --> src/matrix/src/lib.rs:133:8
[INFO] [stdout]     |
[INFO] [stdout] 67  | impl Matrix {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 133 |     fn iter(&self) -> MatrixIter<'_> {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking dove-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use rand::Rng;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use rand::Rng;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ndarray::prelude`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use ndarray::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ndarray::prelude`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use ndarray::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `input_size` is never read
[INFO] [stdout]   --> src/main.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct FCLayer  {
[INFO] [stdout]    |        ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 18 |     input_size : usize,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `input_size` is never used
[INFO] [stdout]   --> src/main.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | impl FCLayer {
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 38 |     fn input_size(&self) -> usize {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `altered_weights`
[INFO] [stdout]    --> src/main.rs:335:13
[INFO] [stdout]     |
[INFO] [stdout] 335 |         let altered_weights = Matrix::new_from_vec(&altered_weights_vec).unwrap();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_altered_weights`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `weights_error`
[INFO] [stdout]    --> src/main.rs:336:13
[INFO] [stdout]     |
[INFO] [stdout] 336 |         let weights_error = Matrix::new_from_vec(&weights_error_vec).unwrap();
[INFO] [stdout]     |             ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_weights_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `altered_bias`
[INFO] [stdout]    --> src/main.rs:337:13
[INFO] [stdout]     |
[INFO] [stdout] 337 |         let altered_bias = Matrix::new_from_vec(&altered_bias_vec).unwrap();
[INFO] [stdout]     |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_altered_bias`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mul`
[INFO] [stdout]    --> src/main.rs:422:13
[INFO] [stdout]     |
[INFO] [stdout] 422 |         let mul = 2;
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_mul`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sub`
[INFO] [stdout]    --> src/main.rs:423:13
[INFO] [stdout]     |
[INFO] [stdout] 423 |         let sub = vec![vec![-0.40979163]];
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_sub`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `input_size` is never read
[INFO] [stdout]   --> src/main.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct FCLayer  {
[INFO] [stdout]    |        ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 18 |     input_size : usize,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `input_size` is never used
[INFO] [stdout]   --> src/main.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | impl FCLayer {
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 38 |     fn input_size(&self) -> usize {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.77s
[INFO] running `Command { std: "docker" "inspect" "d4c4aa863861a3d9f48835602c5413bd29a86658611e4f36df4fab7baeab05c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4c4aa863861a3d9f48835602c5413bd29a86658611e4f36df4fab7baeab05c3", kill_on_drop: false }`
[INFO] [stdout] d4c4aa863861a3d9f48835602c5413bd29a86658611e4f36df4fab7baeab05c3
[INFO] checking CHarrod283/ml-rs against try#b4fc5dbf0bc33be331f9d893db5b3a794f29724a+rustflags=-Dexplicit_range -Dtrait_impl_range -Wrange_syntax -Wrange_bounds for pr-121251
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCHarrod283%2Fml-rs" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/CHarrod283/ml-rs on toolchain b4fc5dbf0bc33be331f9d893db5b3a794f29724a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/CHarrod283/ml-rs
[INFO] finished tweaking git repo https://github.com/CHarrod283/ml-rs
[INFO] tweaked toml for git repo https://github.com/CHarrod283/ml-rs written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/CHarrod283/ml-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6f2d9acf65f1adff574db141105ad0a6e8f28a157968bc076c72e7a95a3df0ae
[INFO] running `Command { std: "docker" "start" "-a" "6f2d9acf65f1adff574db141105ad0a6e8f28a157968bc076c72e7a95a3df0ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f2d9acf65f1adff574db141105ad0a6e8f28a157968bc076c72e7a95a3df0ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f2d9acf65f1adff574db141105ad0a6e8f28a157968bc076c72e7a95a3df0ae", kill_on_drop: false }`
[INFO] [stdout] 6f2d9acf65f1adff574db141105ad0a6e8f28a157968bc076c72e7a95a3df0ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dexplicit_range -Dtrait_impl_range -Wrange_syntax -Wrange_bounds" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e3ea923fb53811d835dbcf9976fa8cf776fdbd01fa27b23e7b65784b16ed3db6
[INFO] running `Command { std: "docker" "start" "-a" "e3ea923fb53811d835dbcf9976fa8cf776fdbd01fa27b23e7b65784b16ed3db6", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling libc v0.2.131
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking matrixmultiply v0.3.2
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking num-complex v0.4.2
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking ndarray v0.15.6
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]     Checking matrix v0.1.0 (/opt/rustwide/workdir/src/matrix)
[INFO] [stdout] warning: unused import: `Zip`
[INFO] [stdout]  --> src/matrix/src/lib.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::iter::{Zip};
[INFO] [stdout]   |                 ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> src/matrix/src/lib.rs:77:18
[INFO] [stdout]    |
[INFO] [stdout] 77 |                 (0..x*y).map(
[INFO] [stdout]    |                  ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-W range-syntax`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> src/matrix/src/lib.rs:94:18
[INFO] [stdout]    |
[INFO] [stdout] 94 |                 (0..x*y).map(
[INFO] [stdout]    |                  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/matrix/src/lib.rs:193:20
[INFO] [stdout]     |
[INFO] [stdout] 193 |         for row in 0..rows {
[INFO] [stdout]     |                    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/matrix/src/lib.rs:194:24
[INFO] [stdout]     |
[INFO] [stdout] 194 |             for col in 0..cols {
[INFO] [stdout]     |                        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/matrix/src/lib.rs:213:20
[INFO] [stdout]     |
[INFO] [stdout] 213 |         for row in 0..rows {
[INFO] [stdout]     |                    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/matrix/src/lib.rs:214:24
[INFO] [stdout]     |
[INFO] [stdout] 214 |             for col in 0..cols {
[INFO] [stdout]     |                        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/matrix/src/lib.rs:233:20
[INFO] [stdout]     |
[INFO] [stdout] 233 |         for row in 0..rows {
[INFO] [stdout]     |                    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/matrix/src/lib.rs:234:24
[INFO] [stdout]     |
[INFO] [stdout] 234 |             for col in 0..cols {
[INFO] [stdout]     |                        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/matrix/src/lib.rs:253:20
[INFO] [stdout]     |
[INFO] [stdout] 253 |         for row in 0..rows {
[INFO] [stdout]     |                    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/matrix/src/lib.rs:254:24
[INFO] [stdout]     |
[INFO] [stdout] 254 |             for col in 0..cols {
[INFO] [stdout]     |                        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/matrix/src/lib.rs:263:20
[INFO] [stdout]     |
[INFO] [stdout] 263 |         for row in 0..rows {
[INFO] [stdout]     |                    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/matrix/src/lib.rs:264:24
[INFO] [stdout]     |
[INFO] [stdout] 264 |             for col in 0..cols {
[INFO] [stdout]     |                        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/matrix/src/lib.rs:271:20
[INFO] [stdout]     |
[INFO] [stdout] 271 |         for row in 0..rows {
[INFO] [stdout]     |                    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/matrix/src/lib.rs:272:24
[INFO] [stdout]     |
[INFO] [stdout] 272 |             for col in 0..cols {
[INFO] [stdout]     |                        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/matrix/src/lib.rs:294:20
[INFO] [stdout]     |
[INFO] [stdout] 294 |         for row in 0..rows {
[INFO] [stdout]     |                    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/matrix/src/lib.rs:295:24
[INFO] [stdout]     |
[INFO] [stdout] 295 |             for col in 0..cols {
[INFO] [stdout]     |                        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/matrix/src/lib.rs:316:20
[INFO] [stdout]     |
[INFO] [stdout] 316 |         for row in 0..rows {
[INFO] [stdout]     |                    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/matrix/src/lib.rs:317:24
[INFO] [stdout]     |
[INFO] [stdout] 317 |             for col in 0..cols {
[INFO] [stdout]     |                        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/matrix/src/lib.rs:338:20
[INFO] [stdout]     |
[INFO] [stdout] 338 |         for row in 0..rows {
[INFO] [stdout]     |                    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/matrix/src/lib.rs:339:24
[INFO] [stdout]     |
[INFO] [stdout] 339 |             for col in 0..cols {
[INFO] [stdout]     |                        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/matrix/src/lib.rs:360:20
[INFO] [stdout]     |
[INFO] [stdout] 360 |         for row in 0..rows {
[INFO] [stdout]     |                    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/matrix/src/lib.rs:361:24
[INFO] [stdout]     |
[INFO] [stdout] 361 |             for col in 0..cols {
[INFO] [stdout]     |                        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/matrix/src/lib.rs:380:20
[INFO] [stdout]     |
[INFO] [stdout] 380 |         for row in 0..rows {
[INFO] [stdout]     |                    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/matrix/src/lib.rs:381:24
[INFO] [stdout]     |
[INFO] [stdout] 381 |             for col in 0..cols {
[INFO] [stdout]     |                        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/matrix/src/lib.rs:400:20
[INFO] [stdout]     |
[INFO] [stdout] 400 |         for row in 0..rows {
[INFO] [stdout]     |                    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/matrix/src/lib.rs:401:24
[INFO] [stdout]     |
[INFO] [stdout] 401 |             for col in 0..cols {
[INFO] [stdout]     |                        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/matrix/src/lib.rs:420:20
[INFO] [stdout]     |
[INFO] [stdout] 420 |         for row in 0..rows {
[INFO] [stdout]     |                    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/matrix/src/lib.rs:421:24
[INFO] [stdout]     |
[INFO] [stdout] 421 |             for col in 0..cols {
[INFO] [stdout]     |                        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/matrix/src/lib.rs:443:20
[INFO] [stdout]     |
[INFO] [stdout] 443 |         for row in 0..rows {
[INFO] [stdout]     |                    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/matrix/src/lib.rs:444:24
[INFO] [stdout]     |
[INFO] [stdout] 444 |             for col in 0..cols {
[INFO] [stdout]     |                        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/matrix/src/lib.rs:446:26
[INFO] [stdout]     |
[INFO] [stdout] 446 |                 for i in 0..is {
[INFO] [stdout]     |                          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/matrix/src/lib.rs:525:20
[INFO] [stdout]     |
[INFO] [stdout] 525 |         for row in 0..num_rows {
[INFO] [stdout]     |                    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/matrix/src/lib.rs:527:24
[INFO] [stdout]     |
[INFO] [stdout] 527 |             for col in 0..num_cols {
[INFO] [stdout]     |                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/matrix/src/lib.rs:552:20
[INFO] [stdout]     |
[INFO] [stdout] 552 |         for row in 0..num_rows {
[INFO] [stdout]     |                    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/matrix/src/lib.rs:553:24
[INFO] [stdout]     |
[INFO] [stdout] 553 |             for col in 0..num_cols {
[INFO] [stdout]     |                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Normal` and `Transpose` are never constructed
[INFO] [stdout]   --> src/matrix/src/lib.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | enum MatrixIter<'a> {
[INFO] [stdout]    |      ---------- variants in this enum
[INFO] [stdout] 24 |     Normal(&'a Matrix,usize, usize),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 25 |     Transpose(&'a Matrix,usize, usize),
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `of` and `transpose` are never used
[INFO] [stdout]   --> src/matrix/src/lib.rs:57:8
[INFO] [stdout]    |
[INFO] [stdout] 56 | impl<'a> MatrixView<'a> {
[INFO] [stdout]    | ----------------------- associated items in this implementation
[INFO] [stdout] 57 |     fn of(m : &'a Matrix) -> MatrixView<'a>{
[INFO] [stdout]    |        ^^
[INFO] [stdout] ...
[INFO] [stdout] 63 |     fn transpose(&mut self) {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `iter` is never used
[INFO] [stdout]    --> src/matrix/src/lib.rs:133:8
[INFO] [stdout]     |
[INFO] [stdout] 67  | impl Matrix {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 133 |     fn iter(&self) -> MatrixIter<'_> {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: explicit usage of `Range` type in public function
[INFO] [stdout]   --> src/matrix/src/lib.rs:85:52
[INFO] [stdout]    |
[INFO] [stdout] 85 |     pub fn new_rand(size : (usize, usize), range : Range<f64>)  -> Result<Matrix, String> {
[INFO] [stdout]    |                                                    ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D explicit-range`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 39 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `matrix` (lib) due to 2 previous errors; 39 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "e3ea923fb53811d835dbcf9976fa8cf776fdbd01fa27b23e7b65784b16ed3db6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3ea923fb53811d835dbcf9976fa8cf776fdbd01fa27b23e7b65784b16ed3db6", kill_on_drop: false }`
[INFO] [stdout] e3ea923fb53811d835dbcf9976fa8cf776fdbd01fa27b23e7b65784b16ed3db6
