[INFO] cloning repository https://github.com/KennanHunter/micrograd
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/KennanHunter/micrograd" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKennanHunter%2Fmicrograd", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKennanHunter%2Fmicrograd'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8efde0444e59f04ef82d486e1bb7f37c530262f5
[INFO] checking KennanHunter/micrograd against 895980e0290783bb09b1ccf1b11f14eb09b10430 for pr-160186
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKennanHunter%2Fmicrograd" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-4-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/KennanHunter/micrograd
[INFO] finished tweaking git repo https://github.com/KennanHunter/micrograd
[INFO] tweaked toml for git repo https://github.com/KennanHunter/micrograd written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/KennanHunter/micrograd on toolchain 895980e0290783bb09b1ccf1b11f14eb09b10430
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/KennanHunter/micrograd 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" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] b47b932a71d805763e7de43aaf041c0ab3e0200cbf3c7c51a5d0b9cad8eaed5a
[INFO] running `Command { std: "docker" "start" "b47b932a71d805763e7de43aaf041c0ab3e0200cbf3c7c51a5d0b9cad8eaed5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b47b932a71d805763e7de43aaf041c0ab3e0200cbf3c7c51a5d0b9cad8eaed5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b47b932a71d805763e7de43aaf041c0ab3e0200cbf3c7c51a5d0b9cad8eaed5a" "/opt/rustwide/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b47b932a71d805763e7de43aaf041c0ab3e0200cbf3c7c51a5d0b9cad8eaed5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b47b932a71d805763e7de43aaf041c0ab3e0200cbf3c7c51a5d0b9cad8eaed5a" "/opt/rustwide/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking svg v0.18.0
[INFO] [stderr]     Checking micrograd v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `width`
[INFO] [stdout]   --> src/perceptron_svg.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let width = layer_count * NODE_DIAMETER + horizontal_gap_count * NODE_GAP_SIZE;
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_width`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `height`
[INFO] [stdout]   --> src/perceptron_svg.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let height = max_layer_height * NODE_DIAMETER + vertical_gap_count * NODE_GAP_SIZE;
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_height`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `neuron`
[INFO] [stdout]   --> src/perceptron_svg.rs:30:28
[INFO] [stdout]    |
[INFO] [stdout] 30 |         for (neuron_index, neuron) in layer.neurons.iter().enumerate() {
[INFO] [stdout]    |                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_neuron`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `width`
[INFO] [stdout]   --> src/perceptron_svg.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let width = layer_count * NODE_DIAMETER + horizontal_gap_count * NODE_GAP_SIZE;
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_width`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `height`
[INFO] [stdout]   --> src/perceptron_svg.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let height = max_layer_height * NODE_DIAMETER + vertical_gap_count * NODE_GAP_SIZE;
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_height`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `neuron`
[INFO] [stdout]   --> src/perceptron_svg.rs:30:28
[INFO] [stdout]    |
[INFO] [stdout] 30 |         for (neuron_index, neuron) in layer.neurons.iter().enumerate() {
[INFO] [stdout]    |                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_neuron`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NODE_RADIUS` is never used
[INFO] [stdout]  --> src/perceptron_svg.rs:8:7
[INFO] [stdout]   |
[INFO] [stdout] 8 | const NODE_RADIUS: usize = 50;
[INFO] [stdout]   |       ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NODE_DIAMETER` is never used
[INFO] [stdout]  --> src/perceptron_svg.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const NODE_DIAMETER: usize = NODE_RADIUS * 2;
[INFO] [stdout]   |       ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NODE_GAP_SIZE` is never used
[INFO] [stdout]   --> src/perceptron_svg.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | const NODE_GAP_SIZE: usize = 50;
[INFO] [stdout]    |       ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_perceptron_svg` is never used
[INFO] [stdout]   --> src/perceptron_svg.rs:12:4
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn create_perceptron_svg(perceptron: MultiLayerPerceptron) -> SVG {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NODE_RADIUS` is never used
[INFO] [stdout]  --> src/perceptron_svg.rs:8:7
[INFO] [stdout]   |
[INFO] [stdout] 8 | const NODE_RADIUS: usize = 50;
[INFO] [stdout]   |       ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NODE_DIAMETER` is never used
[INFO] [stdout]  --> src/perceptron_svg.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const NODE_DIAMETER: usize = NODE_RADIUS * 2;
[INFO] [stdout]   |       ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NODE_GAP_SIZE` is never used
[INFO] [stdout]   --> src/perceptron_svg.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | const NODE_GAP_SIZE: usize = 50;
[INFO] [stdout]    |       ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_perceptron_svg` is never used
[INFO] [stdout]   --> src/perceptron_svg.rs:12:4
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn create_perceptron_svg(perceptron: MultiLayerPerceptron) -> SVG {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.24s
[INFO] running `Command { std: "docker" "inspect" "b47b932a71d805763e7de43aaf041c0ab3e0200cbf3c7c51a5d0b9cad8eaed5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b47b932a71d805763e7de43aaf041c0ab3e0200cbf3c7c51a5d0b9cad8eaed5a", kill_on_drop: false }`
[INFO] [stdout] b47b932a71d805763e7de43aaf041c0ab3e0200cbf3c7c51a5d0b9cad8eaed5a
