[INFO] fetching crate nerio 0.1.1...
[INFO] testing nerio-0.1.1 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate nerio 0.1.1 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate nerio 0.1.1
[INFO] finished tweaking crates.io crate nerio 0.1.1
[INFO] tweaked toml for crates.io crate nerio 0.1.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate nerio 0.1.1 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate nerio 0.1.1 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a290f281e309beaaf18ebf828366e6613b44eeb8a27ad32d562dfdbafd010ac5
[INFO] running `Command { std: "docker" "start" "-a" "a290f281e309beaaf18ebf828366e6613b44eeb8a27ad32d562dfdbafd010ac5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a290f281e309beaaf18ebf828366e6613b44eeb8a27ad32d562dfdbafd010ac5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a290f281e309beaaf18ebf828366e6613b44eeb8a27ad32d562dfdbafd010ac5", kill_on_drop: false }`
[INFO] [stdout] a290f281e309beaaf18ebf828366e6613b44eeb8a27ad32d562dfdbafd010ac5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0fa36f722bbcb9799871b077b8ca81cb733434ce3525766f20d586ae52b3b3a5
[INFO] running `Command { std: "docker" "start" "-a" "0fa36f722bbcb9799871b077b8ca81cb733434ce3525766f20d586ae52b3b3a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling nerio v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `AddAssign`, `Add`, `Div`, `IndexMut`, `Index`, and `Mul`
[INFO] [stdout]  --> src/lib.rs:6:16
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::ops::{Add, AddAssign, Div, Index, IndexMut, Mul};
[INFO] [stdout]   |                ^^^  ^^^^^^^^^  ^^^  ^^^^^  ^^^^^^^^  ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `layers`
[INFO] [stdout]    --> src/lib.rs:227:14
[INFO] [stdout]     |
[INFO] [stdout] 227 | macro_rules! layers {
[INFO] [stdout]     |              ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `activate`
[INFO] [stdout]    --> src/lib.rs:193:9
[INFO] [stdout]     |
[INFO] [stdout] 193 |                 let activate = Nth::<Idx>::nth(&self.f);
[INFO] [stdout]     |                     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_activate`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sigmoid` is never used
[INFO] [stdout]   --> src/lib.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn sigmoid<E: linalg::Number>(x: E) -> E {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sigmoid_derivative` is never used
[INFO] [stdout]   --> src/lib.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn sigmoid_derivative<E: linalg::Number>(x: E) -> E {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `List` is never used
[INFO] [stdout]   --> src/lib.rs:19:7
[INFO] [stdout]    |
[INFO] [stdout] 19 | trait List {}
[INFO] [stdout]    |       ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Nil` is never constructed
[INFO] [stdout]   --> src/lib.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | struct Nil;
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cons` is never constructed
[INFO] [stdout]   --> src/lib.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | struct Cons<H, T>(H, T);
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Zero` is never constructed
[INFO] [stdout]   --> src/lib.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | struct Zero;
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Succ` is never constructed
[INFO] [stdout]   --> src/lib.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | struct Succ<N>(PhantomData<N>);
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `S1` is never used
[INFO] [stdout]   --> src/lib.rs:34:6
[INFO] [stdout]    |
[INFO] [stdout] 34 | type S1<N = Zero> = Succ<N>;
[INFO] [stdout]    |      ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `S2` is never used
[INFO] [stdout]   --> src/lib.rs:35:6
[INFO] [stdout]    |
[INFO] [stdout] 35 | type S2<N = Zero> = S1<S1<N>>;
[INFO] [stdout]    |      ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `S4` is never used
[INFO] [stdout]   --> src/lib.rs:36:6
[INFO] [stdout]    |
[INFO] [stdout] 36 | type S4<N = Zero> = S2<S2<N>>;
[INFO] [stdout]    |      ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `S8` is never used
[INFO] [stdout]   --> src/lib.rs:37:6
[INFO] [stdout]    |
[INFO] [stdout] 37 | type S8<N = Zero> = S4<S4<N>>;
[INFO] [stdout]    |      ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `S16` is never used
[INFO] [stdout]   --> src/lib.rs:38:6
[INFO] [stdout]    |
[INFO] [stdout] 38 | type S16<N = Zero> = S8<S8<N>>;
[INFO] [stdout]    |      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `S32` is never used
[INFO] [stdout]   --> src/lib.rs:39:6
[INFO] [stdout]    |
[INFO] [stdout] 39 | type S32<N = Zero> = S16<S16<N>>;
[INFO] [stdout]    |      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `S64` is never used
[INFO] [stdout]   --> src/lib.rs:40:6
[INFO] [stdout]    |
[INFO] [stdout] 40 | type S64<N = Zero> = S32<S32<N>>;
[INFO] [stdout]    |      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Prec` is never used
[INFO] [stdout]   --> src/lib.rs:42:7
[INFO] [stdout]    |
[INFO] [stdout] 42 | trait Prec {
[INFO] [stdout]    |       ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Repeat` is never used
[INFO] [stdout]   --> src/lib.rs:50:7
[INFO] [stdout]    |
[INFO] [stdout] 50 | trait Repeat<N> {
[INFO] [stdout]    |       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Length` is never used
[INFO] [stdout]   --> src/lib.rs:65:7
[INFO] [stdout]    |
[INFO] [stdout] 65 | trait Length {
[INFO] [stdout]    |       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Nth` is never used
[INFO] [stdout]   --> src/lib.rs:77:7
[INFO] [stdout]    |
[INFO] [stdout] 77 | trait Nth<Idx> {
[INFO] [stdout]    |       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Layer` is never constructed
[INFO] [stdout]    --> src/lib.rs:112:8
[INFO] [stdout]     |
[INFO] [stdout] 112 | struct Layer<E, const S: usize>([E; S]);
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Builder` is never used
[INFO] [stdout]    --> src/lib.rs:120:7
[INFO] [stdout]     |
[INFO] [stdout] 120 | trait Builder: Sized {
[INFO] [stdout]     |       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ActivationFn` is never used
[INFO] [stdout]    --> src/lib.rs:140:7
[INFO] [stdout]     |
[INFO] [stdout] 140 | trait ActivationFn<E> {
[INFO] [stdout]     |       ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Sigmoid` is never constructed
[INFO] [stdout]    --> src/lib.rs:145:8
[INFO] [stdout]     |
[INFO] [stdout] 145 | struct Sigmoid;
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Relu` is never constructed
[INFO] [stdout]    --> src/lib.rs:154:8
[INFO] [stdout]     |
[INFO] [stdout] 154 | struct Relu;
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `FeedforwardTimes` is never used
[INFO] [stdout]    --> src/lib.rs:162:7
[INFO] [stdout]     |
[INFO] [stdout] 162 | trait FeedforwardTimes<Idx, Times> {
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `NeuralNetwork` is never constructed
[INFO] [stdout]    --> src/lib.rs:166:8
[INFO] [stdout]     |
[INFO] [stdout] 166 | struct NeuralNetwork<W: List, B: List, A: List, E, F: List> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `feedforward` is never used
[INFO] [stdout]    --> src/lib.rs:209:8
[INFO] [stdout]     |
[INFO] [stdout] 205 | / impl<W: List + Length, B: List, A: List, E, F: List> NeuralNetwork<W, B, A, E, F>
[INFO] [stdout] 206 | | where
[INFO] [stdout] 207 | |     Self: FeedforwardTimes<Zero, <W as Length>::Output>,
[INFO] [stdout]     | |________________________________________________________- method in this implementation
[INFO] [stdout] 208 |   {
[INFO] [stdout] 209 |       fn feedforward(&mut self) -> &mut Self {
[INFO] [stdout]     |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/lib.rs:216:6
[INFO] [stdout]     |
[INFO] [stdout] 214 | impl<W: List, B: List, A: List, E, F: List> NeuralNetwork<W, B, A, E, F>
[INFO] [stdout]     | ------------------------------------------------------------------------ associated function in this implementation
[INFO] [stdout] 215 | {
[INFO] [stdout] 216 |         fn new(wba: (W, B, A), f: F) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Accum` is never used
[INFO] [stdout]  --> src/linalg.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub trait Accum: Sized + AddAssign {}
[INFO] [stdout]   |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `RepeatableAccum` is never used
[INFO] [stdout]  --> src/linalg.rs:9:11
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub trait RepeatableAccum: Accum + Mul<Output = Self> {}
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Number` is never used
[INFO] [stdout]   --> src/linalg.rs:12:11
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub trait Number:
[INFO] [stdout]    |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mat_block2x2_dot` is never used
[INFO] [stdout]   --> src/linalg.rs:49:4
[INFO] [stdout]    |
[INFO] [stdout] 49 | fn mat_block2x2_dot(a: f32x4, b: f32x4) -> f32x4 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `vvadd` is never used
[INFO] [stdout]   --> src/linalg.rs:60:8
[INFO] [stdout]    |
[INFO] [stdout] 60 | pub fn vvadd<T, const N: usize>(a: &[T; N], b: &[T; N]) -> [T; N]
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `vmdot` is never used
[INFO] [stdout]   --> src/linalg.rs:72:8
[INFO] [stdout]    |
[INFO] [stdout] 72 | pub fn vmdot<T, const VS: usize, const MS: usize, const MC: usize>(
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "0fa36f722bbcb9799871b077b8ca81cb733434ce3525766f20d586ae52b3b3a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fa36f722bbcb9799871b077b8ca81cb733434ce3525766f20d586ae52b3b3a5", kill_on_drop: false }`
[INFO] [stdout] 0fa36f722bbcb9799871b077b8ca81cb733434ce3525766f20d586ae52b3b3a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] be3d79d7748f865aec11949835e50ad24b42be8e0f2d5e3d907155223aac7472
[INFO] running `Command { std: "docker" "start" "-a" "be3d79d7748f865aec11949835e50ad24b42be8e0f2d5e3d907155223aac7472", kill_on_drop: false }`
[INFO] [stdout] warning: unused imports: `AddAssign`, `Add`, `Div`, `IndexMut`, `Index`, and `Mul`
[INFO] [stdout]  --> src/lib.rs:6:16
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::ops::{Add, AddAssign, Div, Index, IndexMut, Mul};
[INFO] [stdout]   |                ^^^  ^^^^^^^^^  ^^^  ^^^^^  ^^^^^^^^  ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `layers`
[INFO] [stdout]    --> src/lib.rs:227:14
[INFO] [stdout]     |
[INFO] [stdout] 227 | macro_rules! layers {
[INFO] [stdout]     |              ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `activate`
[INFO] [stdout]    --> src/lib.rs:193:9
[INFO] [stdout]     |
[INFO] [stdout] 193 |                 let activate = Nth::<Idx>::nth(&self.f);
[INFO] [stdout]     |                     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_activate`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sigmoid` is never used
[INFO] [stdout]   --> src/lib.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn sigmoid<E: linalg::Number>(x: E) -> E {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sigmoid_derivative` is never used
[INFO] [stdout]   --> src/lib.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn sigmoid_derivative<E: linalg::Number>(x: E) -> E {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `List` is never used
[INFO] [stdout]   --> src/lib.rs:19:7
[INFO] [stdout]    |
[INFO] [stdout] 19 | trait List {}
[INFO] [stdout]    |       ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Nil` is never constructed
[INFO] [stdout]   --> src/lib.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | struct Nil;
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling nerio v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Cons` is never constructed
[INFO] [stdout]   --> src/lib.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | struct Cons<H, T>(H, T);
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Zero` is never constructed
[INFO] [stdout]   --> src/lib.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | struct Zero;
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Succ` is never constructed
[INFO] [stdout]   --> src/lib.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | struct Succ<N>(PhantomData<N>);
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `S1` is never used
[INFO] [stdout]   --> src/lib.rs:34:6
[INFO] [stdout]    |
[INFO] [stdout] 34 | type S1<N = Zero> = Succ<N>;
[INFO] [stdout]    |      ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `S2` is never used
[INFO] [stdout]   --> src/lib.rs:35:6
[INFO] [stdout]    |
[INFO] [stdout] 35 | type S2<N = Zero> = S1<S1<N>>;
[INFO] [stdout]    |      ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `S4` is never used
[INFO] [stdout]   --> src/lib.rs:36:6
[INFO] [stdout]    |
[INFO] [stdout] 36 | type S4<N = Zero> = S2<S2<N>>;
[INFO] [stdout]    |      ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `S8` is never used
[INFO] [stdout]   --> src/lib.rs:37:6
[INFO] [stdout]    |
[INFO] [stdout] 37 | type S8<N = Zero> = S4<S4<N>>;
[INFO] [stdout]    |      ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `S16` is never used
[INFO] [stdout]   --> src/lib.rs:38:6
[INFO] [stdout]    |
[INFO] [stdout] 38 | type S16<N = Zero> = S8<S8<N>>;
[INFO] [stdout]    |      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `S32` is never used
[INFO] [stdout]   --> src/lib.rs:39:6
[INFO] [stdout]    |
[INFO] [stdout] 39 | type S32<N = Zero> = S16<S16<N>>;
[INFO] [stdout]    |      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `S64` is never used
[INFO] [stdout]   --> src/lib.rs:40:6
[INFO] [stdout]    |
[INFO] [stdout] 40 | type S64<N = Zero> = S32<S32<N>>;
[INFO] [stdout]    |      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Prec` is never used
[INFO] [stdout]   --> src/lib.rs:42:7
[INFO] [stdout]    |
[INFO] [stdout] 42 | trait Prec {
[INFO] [stdout]    |       ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Repeat` is never used
[INFO] [stdout]   --> src/lib.rs:50:7
[INFO] [stdout]    |
[INFO] [stdout] 50 | trait Repeat<N> {
[INFO] [stdout]    |       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Length` is never used
[INFO] [stdout]   --> src/lib.rs:65:7
[INFO] [stdout]    |
[INFO] [stdout] 65 | trait Length {
[INFO] [stdout]    |       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Nth` is never used
[INFO] [stdout]   --> src/lib.rs:77:7
[INFO] [stdout]    |
[INFO] [stdout] 77 | trait Nth<Idx> {
[INFO] [stdout]    |       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Layer` is never constructed
[INFO] [stdout]    --> src/lib.rs:112:8
[INFO] [stdout]     |
[INFO] [stdout] 112 | struct Layer<E, const S: usize>([E; S]);
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Builder` is never used
[INFO] [stdout]    --> src/lib.rs:120:7
[INFO] [stdout]     |
[INFO] [stdout] 120 | trait Builder: Sized {
[INFO] [stdout]     |       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ActivationFn` is never used
[INFO] [stdout]    --> src/lib.rs:140:7
[INFO] [stdout]     |
[INFO] [stdout] 140 | trait ActivationFn<E> {
[INFO] [stdout]     |       ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Sigmoid` is never constructed
[INFO] [stdout]    --> src/lib.rs:145:8
[INFO] [stdout]     |
[INFO] [stdout] 145 | struct Sigmoid;
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Relu` is never constructed
[INFO] [stdout]    --> src/lib.rs:154:8
[INFO] [stdout]     |
[INFO] [stdout] 154 | struct Relu;
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `FeedforwardTimes` is never used
[INFO] [stdout]    --> src/lib.rs:162:7
[INFO] [stdout]     |
[INFO] [stdout] 162 | trait FeedforwardTimes<Idx, Times> {
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `NeuralNetwork` is never constructed
[INFO] [stdout]    --> src/lib.rs:166:8
[INFO] [stdout]     |
[INFO] [stdout] 166 | struct NeuralNetwork<W: List, B: List, A: List, E, F: List> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `feedforward` is never used
[INFO] [stdout]    --> src/lib.rs:209:8
[INFO] [stdout]     |
[INFO] [stdout] 205 | / impl<W: List + Length, B: List, A: List, E, F: List> NeuralNetwork<W, B, A, E, F>
[INFO] [stdout] 206 | | where
[INFO] [stdout] 207 | |     Self: FeedforwardTimes<Zero, <W as Length>::Output>,
[INFO] [stdout]     | |________________________________________________________- method in this implementation
[INFO] [stdout] 208 |   {
[INFO] [stdout] 209 |       fn feedforward(&mut self) -> &mut Self {
[INFO] [stdout]     |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/lib.rs:216:6
[INFO] [stdout]     |
[INFO] [stdout] 214 | impl<W: List, B: List, A: List, E, F: List> NeuralNetwork<W, B, A, E, F>
[INFO] [stdout]     | ------------------------------------------------------------------------ associated function in this implementation
[INFO] [stdout] 215 | {
[INFO] [stdout] 216 |         fn new(wba: (W, B, A), f: F) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Accum` is never used
[INFO] [stdout]  --> src/linalg.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub trait Accum: Sized + AddAssign {}
[INFO] [stdout]   |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `RepeatableAccum` is never used
[INFO] [stdout]  --> src/linalg.rs:9:11
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub trait RepeatableAccum: Accum + Mul<Output = Self> {}
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Number` is never used
[INFO] [stdout]   --> src/linalg.rs:12:11
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub trait Number:
[INFO] [stdout]    |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mat_block2x2_dot` is never used
[INFO] [stdout]   --> src/linalg.rs:49:4
[INFO] [stdout]    |
[INFO] [stdout] 49 | fn mat_block2x2_dot(a: f32x4, b: f32x4) -> f32x4 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `vvadd` is never used
[INFO] [stdout]   --> src/linalg.rs:60:8
[INFO] [stdout]    |
[INFO] [stdout] 60 | pub fn vvadd<T, const N: usize>(a: &[T; N], b: &[T; N]) -> [T; N]
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `vmdot` is never used
[INFO] [stdout]   --> src/linalg.rs:72:8
[INFO] [stdout]    |
[INFO] [stdout] 72 | pub fn vmdot<T, const VS: usize, const MS: usize, const MC: usize>(
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AddAssign`, `Add`, `Div`, `IndexMut`, `Index`, and `Mul`
[INFO] [stdout]  --> src/lib.rs:6:16
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::ops::{Add, AddAssign, Div, Index, IndexMut, Mul};
[INFO] [stdout]   |                ^^^  ^^^^^^^^^  ^^^  ^^^^^  ^^^^^^^^  ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `activate`
[INFO] [stdout]    --> src/lib.rs:193:9
[INFO] [stdout]     |
[INFO] [stdout] 193 |                 let activate = Nth::<Idx>::nth(&self.f);
[INFO] [stdout]     |                     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_activate`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sigmoid` is never used
[INFO] [stdout]   --> src/lib.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn sigmoid<E: linalg::Number>(x: E) -> E {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sigmoid_derivative` is never used
[INFO] [stdout]   --> src/lib.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn sigmoid_derivative<E: linalg::Number>(x: E) -> E {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `S4` is never used
[INFO] [stdout]   --> src/lib.rs:36:6
[INFO] [stdout]    |
[INFO] [stdout] 36 | type S4<N = Zero> = S2<S2<N>>;
[INFO] [stdout]    |      ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `S8` is never used
[INFO] [stdout]   --> src/lib.rs:37:6
[INFO] [stdout]    |
[INFO] [stdout] 37 | type S8<N = Zero> = S4<S4<N>>;
[INFO] [stdout]    |      ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `S16` is never used
[INFO] [stdout]   --> src/lib.rs:38:6
[INFO] [stdout]    |
[INFO] [stdout] 38 | type S16<N = Zero> = S8<S8<N>>;
[INFO] [stdout]    |      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `S32` is never used
[INFO] [stdout]   --> src/lib.rs:39:6
[INFO] [stdout]    |
[INFO] [stdout] 39 | type S32<N = Zero> = S16<S16<N>>;
[INFO] [stdout]    |      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `S64` is never used
[INFO] [stdout]   --> src/lib.rs:40:6
[INFO] [stdout]    |
[INFO] [stdout] 40 | type S64<N = Zero> = S32<S32<N>>;
[INFO] [stdout]    |      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mat_block2x2_dot` is never used
[INFO] [stdout]   --> src/linalg.rs:49:4
[INFO] [stdout]    |
[INFO] [stdout] 49 | fn mat_block2x2_dot(a: f32x4, b: f32x4) -> f32x4 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "be3d79d7748f865aec11949835e50ad24b42be8e0f2d5e3d907155223aac7472", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be3d79d7748f865aec11949835e50ad24b42be8e0f2d5e3d907155223aac7472", kill_on_drop: false }`
[INFO] [stdout] be3d79d7748f865aec11949835e50ad24b42be8e0f2d5e3d907155223aac7472
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0e6a32206fcda24282ad8351bd6ea93016fa67cc614cce737428a4e9f22dc28a
[INFO] running `Command { std: "docker" "start" "-a" "0e6a32206fcda24282ad8351bd6ea93016fa67cc614cce737428a4e9f22dc28a", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `AddAssign`, `Add`, `Div`, `IndexMut`, `Index`, and `Mul`
[INFO] [stdout] 
[INFO] [stderr]  --> src/lib.rs:6:16
[INFO] [stdout] running 4 tests
[INFO] [stderr]   |
[INFO] [stdout] test tests::feedforward_sum ... ok
[INFO] [stderr] 6 | use std::ops::{Add, AddAssign, Div, Index, IndexMut, Mul};
[INFO] [stdout] test tests::create_some_layers ... ok
[INFO] [stderr]   |                ^^^  ^^^^^^^^^  ^^^  ^^^^^  ^^^^^^^^  ^^^
[INFO] [stdout] test tests::some_feedforward ... ok
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition: `layers`
[INFO] [stderr]    --> src/lib.rs:227:14
[INFO] [stderr]     |
[INFO] [stderr] 227 | macro_rules! layers {
[INFO] [stderr]     |              ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `activate`
[INFO] [stderr]    --> src/lib.rs:193:9
[INFO] [stderr]     |
[INFO] [stderr] 193 |                 let activate = Nth::<Idx>::nth(&self.f);
[INFO] [stderr]     |                     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_activate`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `sigmoid` is never used
[INFO] [stderr]   --> src/lib.rs:11:4
[INFO] [stderr]    |
[INFO] [stderr] 11 | fn sigmoid<E: linalg::Number>(x: E) -> E {
[INFO] [stderr]    |    ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `sigmoid_derivative` is never used
[INFO] [stderr]   --> src/lib.rs:15:4
[INFO] [stderr]    |
[INFO] [stderr] 15 | fn sigmoid_derivative<E: linalg::Number>(x: E) -> E {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `List` is never used
[INFO] [stderr]   --> src/lib.rs:19:7
[INFO] [stderr]    |
[INFO] [stderr] 19 | trait List {}
[INFO] [stderr]    |       ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Nil` is never constructed
[INFO] [stderr]   --> src/lib.rs:22:8
[INFO] [stderr]    |
[INFO] [stderr] 22 | struct Nil;
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Cons` is never constructed
[INFO] [stderr]   --> src/lib.rs:24:8
[INFO] [stderr]    |
[INFO] [stderr] 24 | struct Cons<H, T>(H, T);
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Zero` is never constructed
[INFO] [stderr]   --> src/lib.rs:30:8
[INFO] [stderr]    |
[INFO] [stderr] 30 | struct Zero;
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Succ` is never constructed
[INFO] [stderr]   --> src/lib.rs:32:8
[INFO] [stderr]    |
[INFO] [stderr] 32 | struct Succ<N>(PhantomData<N>);
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias `S1` is never used
[INFO] [stderr]   --> src/lib.rs:34:6
[INFO] [stderr]    |
[INFO] [stderr] 34 | type S1<N = Zero> = Succ<N>;
[INFO] [stderr]    |      ^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias `S2` is never used
[INFO] [stderr]   --> src/lib.rs:35:6
[INFO] [stderr]    |
[INFO] [stderr] 35 | type S2<N = Zero> = S1<S1<N>>;
[INFO] [stderr]    |      ^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias `S4` is never used
[INFO] [stderr]   --> src/lib.rs:36:6
[INFO] [stderr]    |
[INFO] [stderr] 36 | type S4<N = Zero> = S2<S2<N>>;
[INFO] [stderr]    |      ^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias `S8` is never used
[INFO] [stderr]   --> src/lib.rs:37:6
[INFO] [stderr]    |
[INFO] [stderr] 37 | type S8<N = Zero> = S4<S4<N>>;
[INFO] [stderr]    |      ^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias `S16` is never used
[INFO] [stderr]   --> src/lib.rs:38:6
[INFO] [stderr]    |
[INFO] [stderr] 38 | type S16<N = Zero> = S8<S8<N>>;
[INFO] [stderr]    |      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias `S32` is never used
[INFO] [stderr]   --> src/lib.rs:39:6
[INFO] [stderr]    |
[INFO] [stderr] 39 | type S32<N = Zero> = S16<S16<N>>;
[INFO] [stderr]    |      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias `S64` is never used
[INFO] [stderr]   --> src/lib.rs:40:6
[INFO] [stderr]    |
[INFO] [stderr] 40 | type S64<N = Zero> = S32<S32<N>>;
[INFO] [stderr]    |      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `Prec` is never used
[INFO] [stderr]   --> src/lib.rs:42:7
[INFO] [stderr]    |
[INFO] [stderr] 42 | trait Prec {
[INFO] [stderr]    |       ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `Repeat` is never used
[INFO] [stderr]   --> src/lib.rs:50:7
[INFO] [stderr]    |
[INFO] [stderr] 50 | trait Repeat<N> {
[INFO] [stderr]    |       ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `Length` is never used
[INFO] [stderr]   --> src/lib.rs:65:7
[INFO] [stderr]    |
[INFO] [stderr] 65 | trait Length {
[INFO] [stderr]    |       ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `Nth` is never used
[INFO] [stderr]   --> src/lib.rs:77:7
[INFO] [stderr]    |
[INFO] [stderr] 77 | trait Nth<Idx> {
[INFO] [stderr]    |       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Layer` is never constructed
[INFO] [stderr]    --> src/lib.rs:112:8
[INFO] [stderr]     |
[INFO] [stderr] 112 | struct Layer<E, const S: usize>([E; S]);
[INFO] [stderr]     |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `Builder` is never used
[INFO] [stderr]    --> src/lib.rs:120:7
[INFO] [stderr]     |
[INFO] [stderr] 120 | trait Builder: Sized {
[INFO] [stderr]     |       ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `ActivationFn` is never used
[INFO] [stderr]    --> src/lib.rs:140:7
[INFO] [stderr]     |
[INFO] [stderr] 140 | trait ActivationFn<E> {
[INFO] [stderr]     |       ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Sigmoid` is never constructed
[INFO] [stderr]    --> src/lib.rs:145:8
[INFO] [stderr]     |
[INFO] [stderr] 145 | struct Sigmoid;
[INFO] [stderr]     |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Relu` is never constructed
[INFO] [stderr]    --> src/lib.rs:154:8
[INFO] [stderr]     |
[INFO] [stderr] 154 | struct Relu;
[INFO] [stderr]     |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `FeedforwardTimes` is never used
[INFO] [stderr]    --> src/lib.rs:162:7
[INFO] [stderr]     |
[INFO] [stderr] 162 | trait FeedforwardTimes<Idx, Times> {
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `NeuralNetwork` is never constructed
[INFO] [stderr]    --> src/lib.rs:166:8
[INFO] [stderr]     |
[INFO] [stderr] 166 | struct NeuralNetwork<W: List, B: List, A: List, E, F: List> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `feedforward` is never used
[INFO] [stderr]    --> src/lib.rs:209:8
[INFO] [stderr]     |
[INFO] [stderr] 205 | / impl<W: List + Length, B: List, A: List, E, F: List> NeuralNetwork<W, B, A, E, F>
[INFO] [stderr] 206 | | where
[INFO] [stderr] 207 | |     Self: FeedforwardTimes<Zero, <W as Length>::Output>,
[INFO] [stderr]     | |________________________________________________________- method in this implementation
[INFO] [stderr] 208 |   {
[INFO] [stderr] 209 |       fn feedforward(&mut self) -> &mut Self {
[INFO] [stderr]     |          ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]    --> src/lib.rs:216:6
[INFO] [stderr]     |
[INFO] [stderr] 214 | impl<W: List, B: List, A: List, E, F: List> NeuralNetwork<W, B, A, E, F>
[INFO] [stderr]     | ------------------------------------------------------------------------ associated function in this implementation
[INFO] [stderr] 215 | {
[INFO] [stderr] 216 |         fn new(wba: (W, B, A), f: F) -> Self {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `Accum` is never used
[INFO] [stderr]  --> src/linalg.rs:6:11
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub trait Accum: Sized + AddAssign {}
[INFO] [stderr]   |           ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `RepeatableAccum` is never used
[INFO] [stderr]  --> src/linalg.rs:9:11
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub trait RepeatableAccum: Accum + Mul<Output = Self> {}
[INFO] [stderr]   |           ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `Number` is never used
[INFO] [stderr]   --> src/linalg.rs:12:11
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub trait Number:
[INFO] [stderr]    |           ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `mat_block2x2_dot` is never used
[INFO] [stderr]   --> src/linalg.rs:49:4
[INFO] [stderr]    |
[INFO] [stderr] 49 | fn mat_block2x2_dot(a: f32x4, b: f32x4) -> f32x4 {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `vvadd` is never used
[INFO] [stderr]   --> src/linalg.rs:60:8
[INFO] [stderr]    |
[INFO] [stderr] 60 | pub fn vvadd<T, const N: usize>(a: &[T; N], b: &[T; N]) -> [T; N]
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `vmdot` is never used
[INFO] [stderr]   --> src/linalg.rs:72:8
[INFO] [stderr]    |
[INFO] [stderr] 72 | pub fn vmdot<T, const VS: usize, const MS: usize, const MC: usize>(
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `nerio` (lib) generated 36 warnings (run `cargo fix --lib -p nerio` to apply 2 suggestions)
[INFO] [stderr] warning: `nerio` (lib test) generated 10 warnings (10 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/nerio-420b381d95c9b2fd)
[INFO] [stderr]    Doc-tests nerio
[INFO] [stdout] test linalg::tests::matrix_by_vector_dot_product ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0e6a32206fcda24282ad8351bd6ea93016fa67cc614cce737428a4e9f22dc28a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e6a32206fcda24282ad8351bd6ea93016fa67cc614cce737428a4e9f22dc28a", kill_on_drop: false }`
[INFO] [stdout] 0e6a32206fcda24282ad8351bd6ea93016fa67cc614cce737428a4e9f22dc28a
