[INFO] cloning repository https://github.com/sfra6651/rust_nn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sfra6651/rust_nn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsfra6651%2Frust_nn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsfra6651%2Frust_nn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 248c19902711b2ea81efbf09525a0819c33ad05d
[INFO] checking sfra6651/rust_nn against master#82310651b93a594a3fd69015e1562186a080d94c for pr-145770
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsfra6651%2Frust_nn" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/sfra6651/rust_nn
[INFO] finished tweaking git repo https://github.com/sfra6651/rust_nn
[INFO] tweaked toml for git repo https://github.com/sfra6651/rust_nn written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sfra6651/rust_nn on toolchain 82310651b93a594a3fd69015e1562186a080d94c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/sfra6651/rust_nn 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" "+82310651b93a594a3fd69015e1562186a080d94c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nalgebra-macros v0.2.1
[INFO] [stderr]   Downloaded num-complex v0.4.5
[INFO] [stderr]   Downloaded paste v1.0.14
[INFO] [stderr]   Downloaded itoa v1.0.10
[INFO] [stderr]   Downloaded libm v0.2.8
[INFO] [stderr]   Downloaded bytemuck v1.14.3
[INFO] [stderr]   Downloaded ryu v1.0.16
[INFO] [stderr]   Downloaded memchr v2.7.1
[INFO] [stderr]   Downloaded safe_arch v0.7.1
[INFO] [stderr]   Downloaded wide v0.7.15
[INFO] [stderr]   Downloaded serde_derive v1.0.196
[INFO] [stderr]   Downloaded matrixmultiply v0.3.8
[INFO] [stderr]   Downloaded serde v1.0.196
[INFO] [stderr]   Downloaded simba v0.8.1
[INFO] [stderr]   Downloaded syn v2.0.49
[INFO] [stderr]   Downloaded num-traits v0.2.18
[INFO] [stderr]   Downloaded nalgebra v0.32.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dcce405d8fe7a8a1ab72a42068021d4a3b1523bb268c7ea71e8019ba18b6911f
[INFO] running `Command { std: "docker" "start" "-a" "dcce405d8fe7a8a1ab72a42068021d4a3b1523bb268c7ea71e8019ba18b6911f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dcce405d8fe7a8a1ab72a42068021d4a3b1523bb268c7ea71e8019ba18b6911f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcce405d8fe7a8a1ab72a42068021d4a3b1523bb268c7ea71e8019ba18b6911f", kill_on_drop: false }`
[INFO] [stdout] dcce405d8fe7a8a1ab72a42068021d4a3b1523bb268c7ea71e8019ba18b6911f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cd05d087f03b1e844da1fb5755d502c0903cea2328d6966b0b17bac72b08ec59
[INFO] running `Command { std: "docker" "start" "-a" "cd05d087f03b1e844da1fb5755d502c0903cea2328d6966b0b17bac72b08ec59", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking bytemuck v1.14.3
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]     Checking itoa v1.0.10
[INFO] [stderr]     Checking ryu v1.0.16
[INFO] [stderr]     Checking safe_arch v0.7.1
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling matrixmultiply v0.3.8
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]     Checking wide v0.7.15
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking num-complex v0.4.5
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking simba v0.8.1
[INFO] [stderr]     Checking rand_distr v0.4.3
[INFO] [stderr]     Checking csv v1.3.0
[INFO] [stderr]    Compiling nalgebra-macros v0.2.1
[INFO] [stderr]     Checking nalgebra v0.32.3
[INFO] [stderr]     Checking nn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `num_traits::ToPrimitive`
[INFO] [stdout]  --> src/main.rs:4:18
[INFO] [stdout]   |
[INFO] [stdout] 4 | use rand_distr::{num_traits::ToPrimitive, Normal};
[INFO] [stdout]   |                  ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `num_traits::ToPrimitive`
[INFO] [stdout]  --> src/main.rs:4:18
[INFO] [stdout]   |
[INFO] [stdout] 4 | use rand_distr::{num_traits::ToPrimitive, Normal};
[INFO] [stdout]   |                  ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `os::unix::process::parent_id`
[INFO] [stdout]  --> src/main.rs:5:25
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::{error::Error, os::unix::process::parent_id, usize};
[INFO] [stdout]   |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> src/main.rs:67:26
[INFO] [stdout]    |
[INFO] [stdout] 67 |                 for i in (0..col.len()-1) {
[INFO] [stdout]    |                          ^              ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 67 -                 for i in (0..col.len()-1) {
[INFO] [stdout] 67 +                 for i in 0..col.len()-1 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `os::unix::process::parent_id`
[INFO] [stdout]  --> src/main.rs:5:25
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::{error::Error, os::unix::process::parent_id, usize};
[INFO] [stdout]   |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> src/main.rs:67:26
[INFO] [stdout]    |
[INFO] [stdout] 67 |                 for i in (0..col.len()-1) {
[INFO] [stdout]    |                          ^              ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 67 -                 for i in (0..col.len()-1) {
[INFO] [stdout] 67 +                 for i in 0..col.len()-1 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]   --> src/main.rs:59:13
[INFO] [stdout]    |
[INFO] [stdout] 59 |     for (w, b) in weights.iter().zip(biases.iter()) {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]   --> src/main.rs:59:13
[INFO] [stdout]    |
[INFO] [stdout] 59 |     for (w, b) in weights.iter().zip(biases.iter()) {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sizes`
[INFO] [stdout]    --> src/main.rs:174:9
[INFO] [stdout]     |
[INFO] [stdout] 174 |     let sizes = [784, 30, 10];
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_sizes`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sizes`
[INFO] [stdout]    --> src/main.rs:174:9
[INFO] [stdout]     |
[INFO] [stdout] 174 |     let sizes = [784, 30, 10];
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_sizes`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `dW` should have a snake case name
[INFO] [stdout]   --> src/main.rs:93:13
[INFO] [stdout]    |
[INFO] [stdout] 93 |     let mut dW: MatrixVec = Vec::new();
[INFO] [stdout]    |             ^^ help: convert the identifier to snake case: `d_w`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `dB` should have a snake case name
[INFO] [stdout]   --> src/main.rs:94:13
[INFO] [stdout]    |
[INFO] [stdout] 94 |     let mut dB: MatrixVec = Vec::new();
[INFO] [stdout]    |             ^^ help: convert the identifier to snake case: `d_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `dZ` should have a snake case name
[INFO] [stdout]   --> src/main.rs:95:13
[INFO] [stdout]    |
[INFO] [stdout] 95 |     let mut dZ: MatrixVec = Vec::new();
[INFO] [stdout]    |             ^^ help: convert the identifier to snake case: `d_z`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `SGD` should have a snake case name
[INFO] [stdout]    --> src/main.rs:150:4
[INFO] [stdout]     |
[INFO] [stdout] 150 | fn SGD(x_input: DMatrix<f64>, targets: DMatrix<f64>) {
[INFO] [stdout]     |    ^^^ help: convert the identifier to snake case: `sgd`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `dW` should have a snake case name
[INFO] [stdout]    --> src/main.rs:159:14
[INFO] [stdout]     |
[INFO] [stdout] 159 |         let (dW, dB) = back_prop(&activations, inputs, &weights, &targets);
[INFO] [stdout]     |              ^^ help: convert the identifier to snake case: `d_w`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `dB` should have a snake case name
[INFO] [stdout]    --> src/main.rs:159:18
[INFO] [stdout]     |
[INFO] [stdout] 159 |         let (dW, dB) = back_prop(&activations, inputs, &weights, &targets);
[INFO] [stdout]     |                  ^^ help: convert the identifier to snake case: `d_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `dW` should have a snake case name
[INFO] [stdout]   --> src/main.rs:93:13
[INFO] [stdout]    |
[INFO] [stdout] 93 |     let mut dW: MatrixVec = Vec::new();
[INFO] [stdout]    |             ^^ help: convert the identifier to snake case: `d_w`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `dB` should have a snake case name
[INFO] [stdout]   --> src/main.rs:94:13
[INFO] [stdout]    |
[INFO] [stdout] 94 |     let mut dB: MatrixVec = Vec::new();
[INFO] [stdout]    |             ^^ help: convert the identifier to snake case: `d_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `dZ` should have a snake case name
[INFO] [stdout]   --> src/main.rs:95:13
[INFO] [stdout]    |
[INFO] [stdout] 95 |     let mut dZ: MatrixVec = Vec::new();
[INFO] [stdout]    |             ^^ help: convert the identifier to snake case: `d_z`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `SGD` should have a snake case name
[INFO] [stdout]    --> src/main.rs:150:4
[INFO] [stdout]     |
[INFO] [stdout] 150 | fn SGD(x_input: DMatrix<f64>, targets: DMatrix<f64>) {
[INFO] [stdout]     |    ^^^ help: convert the identifier to snake case: `sgd`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `dW` should have a snake case name
[INFO] [stdout]    --> src/main.rs:159:14
[INFO] [stdout]     |
[INFO] [stdout] 159 |         let (dW, dB) = back_prop(&activations, inputs, &weights, &targets);
[INFO] [stdout]     |              ^^ help: convert the identifier to snake case: `d_w`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `dB` should have a snake case name
[INFO] [stdout]    --> src/main.rs:159:18
[INFO] [stdout]     |
[INFO] [stdout] 159 |         let (dW, dB) = back_prop(&activations, inputs, &weights, &targets);
[INFO] [stdout]     |                  ^^ help: convert the identifier to snake case: `d_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.81s
[INFO] running `Command { std: "docker" "inspect" "cd05d087f03b1e844da1fb5755d502c0903cea2328d6966b0b17bac72b08ec59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd05d087f03b1e844da1fb5755d502c0903cea2328d6966b0b17bac72b08ec59", kill_on_drop: false }`
[INFO] [stdout] cd05d087f03b1e844da1fb5755d502c0903cea2328d6966b0b17bac72b08ec59
