[INFO] cloning repository https://github.com/ShardulNalegave/XOR-NN-from-scratch
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ShardulNalegave/XOR-NN-from-scratch" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShardulNalegave%2FXOR-NN-from-scratch", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShardulNalegave%2FXOR-NN-from-scratch'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] df849930d3550867ce1935f3996d693450128e4d
[INFO] testing ShardulNalegave/XOR-NN-from-scratch against beta-2025-09-21 for beta-1.91-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShardulNalegave%2FXOR-NN-from-scratch" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ShardulNalegave/XOR-NN-from-scratch
[INFO] finished tweaking git repo https://github.com/ShardulNalegave/XOR-NN-from-scratch
[INFO] tweaked toml for git repo https://github.com/ShardulNalegave/XOR-NN-from-scratch written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ShardulNalegave/XOR-NN-from-scratch on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ShardulNalegave/XOR-NN-from-scratch 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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1c116b6833307896a29fd2788e27ce29f6202026b87a807ecf5b30d569694bb7
[INFO] running `Command { std: "docker" "start" "-a" "1c116b6833307896a29fd2788e27ce29f6202026b87a807ecf5b30d569694bb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c116b6833307896a29fd2788e27ce29f6202026b87a807ecf5b30d569694bb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c116b6833307896a29fd2788e27ce29f6202026b87a807ecf5b30d569694bb7", kill_on_drop: false }`
[INFO] [stdout] 1c116b6833307896a29fd2788e27ce29f6202026b87a807ecf5b30d569694bb7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5974d8b901333c2b042325c0a09f5cf84a30762cc4db9e4812967ab52e1ede4f
[INFO] running `Command { std: "docker" "start" "-a" "5974d8b901333c2b042325c0a09f5cf84a30762cc4db9e4812967ab52e1ede4f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling proc-macro2 v1.0.70
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling crossbeam-utils v0.8.17
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling smallvec v1.11.2
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling xml-rs v0.8.19
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling ahash v0.8.6
[INFO] [stderr]    Compiling libloading v0.8.1
[INFO] [stderr]    Compiling wayland-sys v0.28.6
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.16
[INFO] [stderr]    Compiling dlib v0.5.2
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling zerocopy v0.7.31
[INFO] [stderr]    Compiling thiserror v1.0.50
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling crossbeam-deque v0.8.4
[INFO] [stderr]    Compiling bytemuck v1.14.0
[INFO] [stderr]    Compiling futures-core v0.3.29
[INFO] [stderr]    Compiling syn v2.0.41
[INFO] [stderr]    Compiling wayland-scanner v0.28.6
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling termcolor v1.4.0
[INFO] [stderr]    Compiling futures-channel v0.3.29
[INFO] [stderr]    Compiling unicode-width v0.1.11
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling bitflags v2.4.1
[INFO] [stderr]    Compiling getrandom v0.2.11
[INFO] [stderr]    Compiling nix v0.20.0
[INFO] [stderr]    Compiling allocator-api2 v0.2.16
[INFO] [stderr]    Compiling futures-task v0.3.29
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling wayland-client v0.28.6
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling gpu-descriptor-types v0.1.2
[INFO] [stderr]    Compiling rayon v1.8.0
[INFO] [stderr]    Compiling raw-window-handle v0.3.4
[INFO] [stderr]    Compiling codespan-reporting v0.11.1
[INFO] [stderr]    Compiling euclid v0.22.9
[INFO] [stderr]    Compiling spirv v0.2.0+1.5.4
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling futures-sink v0.3.29
[INFO] [stderr]    Compiling futures-util v0.3.29
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]    Compiling weezl v0.1.7
[INFO] [stderr]    Compiling wgpu-core v0.11.3
[INFO] [stderr]    Compiling lyon_geom v0.17.7
[INFO] [stderr]    Compiling gpu-alloc v0.5.4
[INFO] [stderr]    Compiling wayland-commons v0.28.6
[INFO] [stderr]    Compiling serde_derive v1.0.193
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]    Compiling jpeg-decoder v0.1.22
[INFO] [stderr]    Compiling futures-macro v0.3.29
[INFO] [stderr]    Compiling khronos-egl v4.1.0
[INFO] [stderr]    Compiling gpu-descriptor v0.2.4
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling wayland-protocols v0.28.6
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling naga v0.7.3
[INFO] [stderr]    Compiling deflate v0.8.6
[INFO] [stderr]    Compiling ash v0.33.3+1.2.191
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling wgpu-types v0.11.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling profiling v1.0.12
[INFO] [stderr]    Compiling inplace_it v0.3.5
[INFO] [stderr]    Compiling futures-io v0.3.29
[INFO] [stderr]    Compiling pin-project-lite v0.2.13
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]    Compiling palette v0.5.0
[INFO] [stderr]    Compiling png v0.16.8
[INFO] [stderr]    Compiling walkdir v2.4.0
[INFO] [stderr]    Compiling gif v0.11.4
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling palette_derive v0.5.0
[INFO] [stderr]    Compiling tiff v0.6.1
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling lyon_path v0.17.7
[INFO] [stderr]    Compiling crossbeam-channel v0.5.9
[INFO] [stderr]    Compiling crossbeam-queue v0.3.9
[INFO] [stderr]    Compiling x11-dl v2.21.0
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]    Compiling futures-executor v0.3.29
[INFO] [stderr]    Compiling wayland-cursor v0.28.6
[INFO] [stderr]    Compiling andrew v0.3.1
[INFO] [stderr]    Compiling image v0.23.14
[INFO] [stderr]    Compiling glam v0.17.3
[INFO] [stderr]    Compiling dlib v0.4.2
[INFO] [stderr]    Compiling crossbeam v0.8.2
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling mio v0.7.14
[INFO] [stderr]    Compiling memmap2 v0.1.0
[INFO] [stderr]    Compiling safe_arch v0.7.1
[INFO] [stderr]    Compiling float_next_after v0.1.5
[INFO] [stderr]    Compiling sid v0.6.1
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling matrixmultiply v0.3.8
[INFO] [stderr]    Compiling serde_json v1.0.108
[INFO] [stderr]    Compiling winit v0.25.0
[INFO] [stderr]    Compiling calloop v0.6.5
[INFO] [stderr]    Compiling wide v0.7.13
[INFO] [stderr]    Compiling lyon_algorithms v0.17.7
[INFO] [stderr]    Compiling wgpu-hal v0.11.5
[INFO] [stderr]    Compiling lyon_tessellation v0.17.10
[INFO] [stderr]    Compiling mio-misc v1.2.2
[INFO] [stderr]    Compiling nannou_core v0.18.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling crossbeam-deque v0.7.4
[INFO] [stderr]    Compiling futures v0.3.29
[INFO] [stderr]    Compiling rand_xorshift v0.2.0
[INFO] [stderr]    Compiling num-complex v0.4.4
[INFO] [stderr]    Compiling ordered-float v1.1.1
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling stb_truetype v0.3.1
[INFO] [stderr]    Compiling ryu v1.0.16
[INFO] [stderr]    Compiling itoa v1.0.10
[INFO] [stderr]    Compiling rusttype v0.8.3
[INFO] [stderr]    Compiling simba v0.8.1
[INFO] [stderr]    Compiling noise v0.7.0
[INFO] [stderr]    Compiling nannou_mesh v0.18.0
[INFO] [stderr]    Compiling lyon v0.17.10
[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]    Compiling nalgebra-macros v0.2.1
[INFO] [stderr]    Compiling pennereq v0.3.1
[INFO] [stderr]    Compiling notosans v0.1.0
[INFO] [stderr]    Compiling find_folder v0.3.0
[INFO] [stderr]    Compiling wgpu v0.11.1
[INFO] [stderr]    Compiling nannou_wgpu v0.18.0
[INFO] [stderr]    Compiling nalgebra v0.32.3
[INFO] [stderr]    Compiling smithay-client-toolkit v0.12.3
[INFO] [stderr]    Compiling nannou v0.18.1
[INFO] [stderr]    Compiling xor_nn_from_scratch v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]   --> src/network.rs:29:25
[INFO] [stdout]    |
[INFO] [stdout] 29 |   pub fn predict(&self, data: na::DVector<f64>) -> f64 {
[INFO] [stdout]    |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `inp`
[INFO] [stdout]   --> src/network.rs:33:27
[INFO] [stdout]    |
[INFO] [stdout] 33 |   pub fn train(&mut self, inp: na::DVector<f64>, output: na::DVector<f64>) {
[INFO] [stdout]    |                           ^^^ help: if this is intentional, prefix it with an underscore: `_inp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `output`
[INFO] [stdout]   --> src/network.rs:33:50
[INFO] [stdout]    |
[INFO] [stdout] 33 |   pub fn train(&mut self, inp: na::DVector<f64>, output: na::DVector<f64>) {
[INFO] [stdout]    |                                                  ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/network.rs:5:3
[INFO] [stdout]    |
[INFO] [stdout]  4 | pub struct Network {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout]  5 |   n_inputs: usize,
[INFO] [stdout]    |   ^^^^^^^^
[INFO] [stdout]  6 |   n_hidden: usize,
[INFO] [stdout]    |   ^^^^^^^^
[INFO] [stdout]  7 |   n_outputs: usize,
[INFO] [stdout]    |   ^^^^^^^^^
[INFO] [stdout]  8 |   learning_rate: f64,
[INFO] [stdout]    |   ^^^^^^^^^^^^^
[INFO] [stdout]  9 |   weights_h: na::DMatrix<f64>,
[INFO] [stdout]    |   ^^^^^^^^^
[INFO] [stdout] 10 |   weights_o: na::DMatrix<f64>,
[INFO] [stdout]    |   ^^^^^^^^^
[INFO] [stdout] 11 |   bias_h: na::DVector<f64>,
[INFO] [stdout]    |   ^^^^^^
[INFO] [stdout] 12 |   bias_o: na::DVector<f64>,
[INFO] [stdout]    |   ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4m 04s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: noise v0.7.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "5974d8b901333c2b042325c0a09f5cf84a30762cc4db9e4812967ab52e1ede4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5974d8b901333c2b042325c0a09f5cf84a30762cc4db9e4812967ab52e1ede4f", kill_on_drop: false }`
[INFO] [stdout] 5974d8b901333c2b042325c0a09f5cf84a30762cc4db9e4812967ab52e1ede4f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0190e94e8d3984ff1ea7f56b253173db86bb99e031551389e33b6782c1e12b7a
[INFO] running `Command { std: "docker" "start" "-a" "0190e94e8d3984ff1ea7f56b253173db86bb99e031551389e33b6782c1e12b7a", kill_on_drop: false }`
[INFO] [stderr]    Compiling xor_nn_from_scratch v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]   --> src/network.rs:29:25
[INFO] [stdout]    |
[INFO] [stdout] 29 |   pub fn predict(&self, data: na::DVector<f64>) -> f64 {
[INFO] [stdout]    |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `inp`
[INFO] [stdout]   --> src/network.rs:33:27
[INFO] [stdout]    |
[INFO] [stdout] 33 |   pub fn train(&mut self, inp: na::DVector<f64>, output: na::DVector<f64>) {
[INFO] [stdout]    |                           ^^^ help: if this is intentional, prefix it with an underscore: `_inp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `output`
[INFO] [stdout]   --> src/network.rs:33:50
[INFO] [stdout]    |
[INFO] [stdout] 33 |   pub fn train(&mut self, inp: na::DVector<f64>, output: na::DVector<f64>) {
[INFO] [stdout]    |                                                  ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/network.rs:5:3
[INFO] [stdout]    |
[INFO] [stdout]  4 | pub struct Network {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout]  5 |   n_inputs: usize,
[INFO] [stdout]    |   ^^^^^^^^
[INFO] [stdout]  6 |   n_hidden: usize,
[INFO] [stdout]    |   ^^^^^^^^
[INFO] [stdout]  7 |   n_outputs: usize,
[INFO] [stdout]    |   ^^^^^^^^^
[INFO] [stdout]  8 |   learning_rate: f64,
[INFO] [stdout]    |   ^^^^^^^^^^^^^
[INFO] [stdout]  9 |   weights_h: na::DMatrix<f64>,
[INFO] [stdout]    |   ^^^^^^^^^
[INFO] [stdout] 10 |   weights_o: na::DMatrix<f64>,
[INFO] [stdout]    |   ^^^^^^^^^
[INFO] [stdout] 11 |   bias_h: na::DVector<f64>,
[INFO] [stdout]    |   ^^^^^^
[INFO] [stdout] 12 |   bias_o: na::DVector<f64>,
[INFO] [stdout]    |   ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.04s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: noise v0.7.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "0190e94e8d3984ff1ea7f56b253173db86bb99e031551389e33b6782c1e12b7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0190e94e8d3984ff1ea7f56b253173db86bb99e031551389e33b6782c1e12b7a", kill_on_drop: false }`
[INFO] [stdout] 0190e94e8d3984ff1ea7f56b253173db86bb99e031551389e33b6782c1e12b7a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6ea57b799c458fbbfa721fb817a4ef34b4eae6196e5f4ba67224a1340505f084
[INFO] running `Command { std: "docker" "start" "-a" "6ea57b799c458fbbfa721fb817a4ef34b4eae6196e5f4ba67224a1340505f084", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]   --> src/network.rs:29:25
[INFO] [stderr]    |
[INFO] [stderr] 29 |   pub fn predict(&self, data: na::DVector<f64>) -> f64 {
[INFO] [stderr]    |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `inp`
[INFO] [stderr]   --> src/network.rs:33:27
[INFO] [stderr]    |
[INFO] [stderr] 33 |   pub fn train(&mut self, inp: na::DVector<f64>, output: na::DVector<f64>) {
[INFO] [stderr]    |                           ^^^ help: if this is intentional, prefix it with an underscore: `_inp`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `output`
[INFO] [stderr]   --> src/network.rs:33:50
[INFO] [stderr]    |
[INFO] [stderr] 33 |   pub fn train(&mut self, inp: na::DVector<f64>, output: na::DVector<f64>) {
[INFO] [stderr]    |                                                  ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output`
[INFO] [stderr] 
[INFO] [stderr] warning: multiple fields are never read
[INFO] [stderr]   --> src/network.rs:5:3
[INFO] [stderr]    |
[INFO] [stderr]  4 | pub struct Network {
[INFO] [stderr]    |            ------- fields in this struct
[INFO] [stderr]  5 |   n_inputs: usize,
[INFO] [stderr]    |   ^^^^^^^^
[INFO] [stderr]  6 |   n_hidden: usize,
[INFO] [stderr]    |   ^^^^^^^^
[INFO] [stderr]  7 |   n_outputs: usize,
[INFO] [stderr]    |   ^^^^^^^^^
[INFO] [stderr]  8 |   learning_rate: f64,
[INFO] [stderr]    |   ^^^^^^^^^^^^^
[INFO] [stderr]  9 |   weights_h: na::DMatrix<f64>,
[INFO] [stderr]    |   ^^^^^^^^^
[INFO] [stderr] 10 |   weights_o: na::DMatrix<f64>,
[INFO] [stderr]    |   ^^^^^^^^^
[INFO] [stderr] 11 |   bias_h: na::DVector<f64>,
[INFO] [stderr]    |   ^^^^^^
[INFO] [stderr] 12 |   bias_o: na::DVector<f64>,
[INFO] [stderr]    |   ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `xor_nn_from_scratch` (bin "xor_nn_from_scratch" test) generated 4 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: noise v0.7.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/xor_nn_from_scratch-8d3fbdf31848b67a)
[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" "6ea57b799c458fbbfa721fb817a4ef34b4eae6196e5f4ba67224a1340505f084", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ea57b799c458fbbfa721fb817a4ef34b4eae6196e5f4ba67224a1340505f084", kill_on_drop: false }`
[INFO] [stdout] 6ea57b799c458fbbfa721fb817a4ef34b4eae6196e5f4ba67224a1340505f084
