[INFO] cloning repository https://github.com/pml68/neural_network_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pml68/neural_network_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpml68%2Fneural_network_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpml68%2Fneural_network_rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d7ba78eb3726d8314c75c6686bd47466da4ddf15
[INFO] testing pml68/neural_network_rs against 1.84.0 for beta-1.85-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpml68%2Fneural_network_rs" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pml68/neural_network_rs on toolchain 1.84.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.84.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pml68/neural_network_rs
[INFO] finished tweaking git repo https://github.com/pml68/neural_network_rs
[INFO] tweaked toml for git repo https://github.com/pml68/neural_network_rs written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/pml68/neural_network_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" "+1.84.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:86ea7c7af713d31e8cfdb68a6d0db50b5cf7cbeecde3d112f9f257f747318d36" "/opt/rustwide/cargo-home/bin/cargo" "+1.84.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f74ec7652af8fdc84ecfe1e3e436a2bbb1e626565976968e3f62b6fc5ea35c7c
[INFO] running `Command { std: "docker" "start" "-a" "f74ec7652af8fdc84ecfe1e3e436a2bbb1e626565976968e3f62b6fc5ea35c7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f74ec7652af8fdc84ecfe1e3e436a2bbb1e626565976968e3f62b6fc5ea35c7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f74ec7652af8fdc84ecfe1e3e436a2bbb1e626565976968e3f62b6fc5ea35c7c", kill_on_drop: false }`
[INFO] [stdout] f74ec7652af8fdc84ecfe1e3e436a2bbb1e626565976968e3f62b6fc5ea35c7c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:86ea7c7af713d31e8cfdb68a6d0db50b5cf7cbeecde3d112f9f257f747318d36" "/opt/rustwide/cargo-home/bin/cargo" "+1.84.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 669204134a5209ecef2553cabd7fbc21139d252981d024e3e1113a0c96fd3d52
[INFO] running `Command { std: "docker" "start" "-a" "669204134a5209ecef2553cabd7fbc21139d252981d024e3e1113a0c96fd3d52", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling matrixmultiply v0.3.8
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling ndarray v0.15.6
[INFO] [stderr]    Compiling rand_distr v0.4.3
[INFO] [stderr]    Compiling ndarray-rand v0.14.0
[INFO] [stderr]    Compiling neural_network_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `weights`
[INFO] [stdout]   --> src/main.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let weights = array![
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_weights`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `biases`
[INFO] [stdout]   --> src/main.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let biases = array![2., 0.5, -1.8, -3.49];
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_biases`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Layer` is never used
[INFO] [stdout]  --> src/layers/mod.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub trait Layer {}
[INFO] [stdout]   |           ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from` is never used
[INFO] [stdout]   --> src/layers/dense.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl DenseLayer {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub fn from(weights: Array2<f64>, biases: Array1<f64>) -> Self {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.73s
[INFO] running `Command { std: "docker" "inspect" "669204134a5209ecef2553cabd7fbc21139d252981d024e3e1113a0c96fd3d52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "669204134a5209ecef2553cabd7fbc21139d252981d024e3e1113a0c96fd3d52", kill_on_drop: false }`
[INFO] [stdout] 669204134a5209ecef2553cabd7fbc21139d252981d024e3e1113a0c96fd3d52
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:86ea7c7af713d31e8cfdb68a6d0db50b5cf7cbeecde3d112f9f257f747318d36" "/opt/rustwide/cargo-home/bin/cargo" "+1.84.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 441be2c74734c8b134a9a9e79cbedc386d9d4619578479da8a6cf1755416aa9a
[INFO] running `Command { std: "docker" "start" "-a" "441be2c74734c8b134a9a9e79cbedc386d9d4619578479da8a6cf1755416aa9a", kill_on_drop: false }`
[INFO] [stderr]    Compiling neural_network_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `weights`
[INFO] [stdout]   --> src/main.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let weights = array![
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_weights`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `biases`
[INFO] [stdout]   --> src/main.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let biases = array![2., 0.5, -1.8, -3.49];
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_biases`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Layer` is never used
[INFO] [stdout]  --> src/layers/mod.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub trait Layer {}
[INFO] [stdout]   |           ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from` is never used
[INFO] [stdout]   --> src/layers/dense.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl DenseLayer {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub fn from(weights: Array2<f64>, biases: Array1<f64>) -> Self {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "441be2c74734c8b134a9a9e79cbedc386d9d4619578479da8a6cf1755416aa9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "441be2c74734c8b134a9a9e79cbedc386d9d4619578479da8a6cf1755416aa9a", kill_on_drop: false }`
[INFO] [stdout] 441be2c74734c8b134a9a9e79cbedc386d9d4619578479da8a6cf1755416aa9a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:86ea7c7af713d31e8cfdb68a6d0db50b5cf7cbeecde3d112f9f257f747318d36" "/opt/rustwide/cargo-home/bin/cargo" "+1.84.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d3e0548262c501ae8437b60d12bb46e3fb0eb990f95ecb5a6e3e7ef61ec51866
[INFO] running `Command { std: "docker" "start" "-a" "d3e0548262c501ae8437b60d12bb46e3fb0eb990f95ecb5a6e3e7ef61ec51866", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `weights`
[INFO] [stderr]   --> src/main.rs:12:9
[INFO] [stderr]    |
[INFO] [stderr] 12 |     let weights = array![
[INFO] [stderr]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_weights`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `biases`
[INFO] [stderr]   --> src/main.rs:18:9
[INFO] [stderr]    |
[INFO] [stderr] 18 |     let biases = array![2., 0.5, -1.8, -3.49];
[INFO] [stderr]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_biases`
[INFO] [stderr] 
[INFO] [stderr] warning: trait `Layer` is never used
[INFO] [stderr]  --> src/layers/mod.rs:5:11
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub trait Layer {}
[INFO] [stderr]   |           ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `from` is never used
[INFO] [stderr]   --> src/layers/dense.rs:20:12
[INFO] [stderr]    |
[INFO] [stderr] 11 | impl DenseLayer {
[INFO] [stderr]    | --------------- associated function in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 20 |     pub fn from(weights: Array2<f64>, biases: Array1<f64>) -> Self {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `neural_network_rs` (bin "neural_network_rs" test) generated 4 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/neural_network_rs-9219719b2ef3b786)
[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" "d3e0548262c501ae8437b60d12bb46e3fb0eb990f95ecb5a6e3e7ef61ec51866", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3e0548262c501ae8437b60d12bb46e3fb0eb990f95ecb5a6e3e7ef61ec51866", kill_on_drop: false }`
[INFO] [stdout] d3e0548262c501ae8437b60d12bb46e3fb0eb990f95ecb5a6e3e7ef61ec51866