[INFO] cloning repository https://github.com/vbo/nnrs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vbo/nnrs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvbo%2Fnnrs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvbo%2Fnnrs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d2321ff9ded9e103826e2f6523d21cf5b8912a3b [INFO] checking vbo/nnrs against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvbo%2Fnnrs" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/vbo/nnrs on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/vbo/nnrs [INFO] finished tweaking git repo https://github.com/vbo/nnrs [INFO] tweaked toml for git repo https://github.com/vbo/nnrs written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/vbo/nnrs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 26f4c6cb11a90cace9bd5f5004b5177a8ad953006c2550882c0e8b6386aa8b66 [INFO] running `Command { std: "docker" "start" "-a" "26f4c6cb11a90cace9bd5f5004b5177a8ad953006c2550882c0e8b6386aa8b66", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "26f4c6cb11a90cace9bd5f5004b5177a8ad953006c2550882c0e8b6386aa8b66", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "26f4c6cb11a90cace9bd5f5004b5177a8ad953006c2550882c0e8b6386aa8b66", kill_on_drop: false }` [INFO] [stdout] 26f4c6cb11a90cace9bd5f5004b5177a8ad953006c2550882c0e8b6386aa8b66 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 771fad687eedef97b066e1016bc3a96ada54f764cbb5eb3889e3099fef81512d [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "771fad687eedef97b066e1016bc3a96ada54f764cbb5eb3889e3099fef81512d", kill_on_drop: false }` [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Checking libc v0.2.40 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling matrixmultiply v0.1.14 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Checking serde v1.0.43 [INFO] [stderr] Checking rawpointer v0.1.0 [INFO] [stderr] Checking itoa v0.4.1 [INFO] [stderr] Checking yaml-rust v0.3.5 [INFO] [stderr] Checking bitflags v1.0.1 [INFO] [stderr] Checking byteorder v1.2.2 [INFO] [stderr] Checking textwrap v0.9.0 [INFO] [stderr] Compiling proc-macro2 v0.3.7 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Checking atty v0.2.9 [INFO] [stderr] Checking num_cpus v1.8.0 [INFO] [stderr] Checking rand v0.4.2 [INFO] [stderr] Checking clap v2.31.2 [INFO] [stderr] Compiling quote v0.5.2 [INFO] [stderr] Compiling syn v0.13.1 [INFO] [stderr] Compiling rand_derive v0.3.1 [INFO] [stderr] Compiling serde_derive_internals v0.23.1 [INFO] [stderr] Compiling serde_derive v1.0.43 [INFO] [stderr] Checking serde_json v1.0.16 [INFO] [stderr] Checking nnrs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::time` [INFO] [stdout] --> src/mnist.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::time; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `math` [INFO] [stdout] --> src/mnist.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | use math; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `math::Matrix` [INFO] [stdout] --> src/mnist.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use math::Matrix; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `timing` [INFO] [stdout] --> src/mnist.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | use timing; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::mem` [INFO] [stdout] --> src/network.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::mem; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `timing::Timing` [INFO] [stdout] --> src/parallel_trainer.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use timing::Timing; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `serde_json` [INFO] [stdout] --> src/snake.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use serde_json; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Network` [INFO] [stdout] --> src/snake_nn.rs:4:15 [INFO] [stdout] | [INFO] [stdout] 4 | use network::{Network, NetworkParameters, NetworkPredictor}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `IndependentSample`, `Range` [INFO] [stdout] --> src/snake_nn.rs:7:27 [INFO] [stdout] | [INFO] [stdout] 7 | use rand::distributions::{IndependentSample, Range}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::sync::mpsc` [INFO] [stdout] --> src/snake_nn.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | use std::sync::mpsc; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Receiver`, `Sender` [INFO] [stdout] --> src/snake_nn.rs:19:23 [INFO] [stdout] | [INFO] [stdout] 19 | use std::sync::mpsc::{Receiver, Sender}; [INFO] [stdout] | ^^^^^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `timing::duration_as_total_nanos` [INFO] [stdout] --> src/snake_nn.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 22 | use timing::duration_as_total_nanos; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/snake_nn.rs:340:8 [INFO] [stdout] | [INFO] [stdout] 340 | if (rng.gen_range(0.0, 1.0) <= random_move_prob) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::hash_map::Entry` [INFO] [stdout] --> src/timing.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::collections::hash_map::Entry; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::time` [INFO] [stdout] --> src/mnist.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::time; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `math` [INFO] [stdout] --> src/mnist.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | use math; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `math::Matrix` [INFO] [stdout] --> src/mnist.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use math::Matrix; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `timing` [INFO] [stdout] --> src/mnist.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | use timing; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::mem` [INFO] [stdout] --> src/network.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::mem; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `timing::Timing` [INFO] [stdout] --> src/parallel_trainer.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use timing::Timing; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `serde_json` [INFO] [stdout] --> src/snake.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use serde_json; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Network` [INFO] [stdout] --> src/snake_nn.rs:4:15 [INFO] [stdout] | [INFO] [stdout] 4 | use network::{Network, NetworkParameters, NetworkPredictor}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `IndependentSample`, `Range` [INFO] [stdout] --> src/snake_nn.rs:7:27 [INFO] [stdout] | [INFO] [stdout] 7 | use rand::distributions::{IndependentSample, Range}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::sync::mpsc` [INFO] [stdout] --> src/snake_nn.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | use std::sync::mpsc; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Receiver`, `Sender` [INFO] [stdout] --> src/snake_nn.rs:19:23 [INFO] [stdout] | [INFO] [stdout] 19 | use std::sync::mpsc::{Receiver, Sender}; [INFO] [stdout] | ^^^^^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `timing::duration_as_total_nanos` [INFO] [stdout] --> src/snake_nn.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 22 | use timing::duration_as_total_nanos; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/snake_nn.rs:340:8 [INFO] [stdout] | [INFO] [stdout] 340 | if (rng.gen_range(0.0, 1.0) <= random_move_prob) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::hash_map::Entry` [INFO] [stdout] --> src/timing.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::collections::hash_map::Entry; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::thread::sleep_ms`: replaced by `std::thread::sleep` [INFO] [stdout] --> src/snake_nn.rs:176:13 [INFO] [stdout] | [INFO] [stdout] 176 | thread::sleep_ms(SLEEP_INTERVAL_MS); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::thread::sleep_ms`: replaced by `std::thread::sleep` [INFO] [stdout] --> src/snake_nn.rs:212:17 [INFO] [stdout] | [INFO] [stdout] 212 | thread::sleep_ms(SLEEP_INTERVAL_MS); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::thread::sleep_ms`: replaced by `std::thread::sleep` [INFO] [stdout] --> src/snake_nn.rs:176:13 [INFO] [stdout] | [INFO] [stdout] 176 | thread::sleep_ms(SLEEP_INTERVAL_MS); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::thread::sleep_ms`: replaced by `std::thread::sleep` [INFO] [stdout] --> src/snake_nn.rs:212:17 [INFO] [stdout] | [INFO] [stdout] 212 | thread::sleep_ms(SLEEP_INTERVAL_MS); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::Rng` [INFO] [stdout] --> src/snake.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use rand::Rng; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::Rng` [INFO] [stdout] --> src/snake.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use rand::Rng; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `matches` [INFO] [stdout] --> src/main.rs:53:24 [INFO] [stdout] | [INFO] [stdout] 53 | fn execute_mnist_train(matches: &ArgMatches, submatches: &ArgMatches) { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matches` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `matches` [INFO] [stdout] --> src/main.rs:68:22 [INFO] [stdout] | [INFO] [stdout] 68 | fn execute_snake_new(matches: &ArgMatches, submatches: &ArgMatches) { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matches` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `matches` [INFO] [stdout] --> src/main.rs:73:24 [INFO] [stdout] | [INFO] [stdout] 73 | fn execute_snake_train(matches: &ArgMatches, submatches: &ArgMatches) { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matches` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `matches` [INFO] [stdout] --> src/main.rs:93:22 [INFO] [stdout] | [INFO] [stdout] 93 | fn execute_snake_gen(matches: &ArgMatches, submatches: &ArgMatches) { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matches` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `matches` [INFO] [stdout] --> src/main.rs:101:23 [INFO] [stdout] | [INFO] [stdout] 101 | fn execute_snake_demo(matches: &ArgMatches, submatches: &ArgMatches) { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matches` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `matches` [INFO] [stdout] --> src/main.rs:53:24 [INFO] [stdout] | [INFO] [stdout] 53 | fn execute_mnist_train(matches: &ArgMatches, submatches: &ArgMatches) { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matches` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `matches` [INFO] [stdout] --> src/main.rs:68:22 [INFO] [stdout] | [INFO] [stdout] 68 | fn execute_snake_new(matches: &ArgMatches, submatches: &ArgMatches) { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matches` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `matches` [INFO] [stdout] --> src/main.rs:73:24 [INFO] [stdout] | [INFO] [stdout] 73 | fn execute_snake_train(matches: &ArgMatches, submatches: &ArgMatches) { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matches` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `matches` [INFO] [stdout] --> src/main.rs:93:22 [INFO] [stdout] | [INFO] [stdout] 93 | fn execute_snake_gen(matches: &ArgMatches, submatches: &ArgMatches) { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matches` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `matches` [INFO] [stdout] --> src/main.rs:101:23 [INFO] [stdout] | [INFO] [stdout] 101 | fn execute_snake_demo(matches: &ArgMatches, submatches: &ArgMatches) { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matches` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `hits` [INFO] [stdout] --> src/mnist.rs:64:9 [INFO] [stdout] | [INFO] [stdout] 64 | let mut hits = 0usize; [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_hits` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `predictor` [INFO] [stdout] --> src/mnist.rs:98:30 [INFO] [stdout] | [INFO] [stdout] 98 | let (params, predictor, _) = parallel_trainer.borrow_network_parts(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_predictor` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `log_every_n` [INFO] [stdout] --> src/mnist.rs:35:5 [INFO] [stdout] | [INFO] [stdout] 35 | log_every_n: usize, [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_log_every_n` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `hits` [INFO] [stdout] --> src/mnist.rs:64:9 [INFO] [stdout] | [INFO] [stdout] 64 | let mut hits = 0usize; [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_hits` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `predictor` [INFO] [stdout] --> src/mnist.rs:98:30 [INFO] [stdout] | [INFO] [stdout] 98 | let (params, predictor, _) = parallel_trainer.borrow_network_parts(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_predictor` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `log_every_n` [INFO] [stdout] --> src/mnist.rs:35:5 [INFO] [stdout] | [INFO] [stdout] 35 | log_every_n: usize, [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_log_every_n` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `outputs` [INFO] [stdout] --> src/parallel_trainer.rs:150:21 [INFO] [stdout] | [INFO] [stdout] 150 | let outputs = local_nn_predictor [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_outputs` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `thread_no` [INFO] [stdout] --> src/parallel_trainer.rs:46:13 [INFO] [stdout] | [INFO] [stdout] 46 | for thread_no in 0..num_threads { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_thread_no` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `iters` [INFO] [stdout] --> src/snake.rs:168:17 [INFO] [stdout] | [INFO] [stdout] 168 | let mut iters = 0; [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_iters` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `layer_order` [INFO] [stdout] --> src/network.rs:645:13 [INFO] [stdout] | [INFO] [stdout] 645 | let layer_order = nn.calc_layers_order(); [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_layer_order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `epoch_no` [INFO] [stdout] --> src/snake_nn.rs:73:9 [INFO] [stdout] | [INFO] [stdout] 73 | for epoch_no in 0..num_epochs { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_epoch_no` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `predictor` [INFO] [stdout] --> src/snake_nn.rs:90:30 [INFO] [stdout] | [INFO] [stdout] 90 | let (params, predictor, _) = parallel_trainer.borrow_network_parts(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_predictor` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `predictor` [INFO] [stdout] --> src/snake_nn.rs:109:18 [INFO] [stdout] | [INFO] [stdout] 109 | let (params, predictor, _) = parallel_trainer.borrow_network_parts(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_predictor` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `outputs` [INFO] [stdout] --> src/parallel_trainer.rs:150:21 [INFO] [stdout] | [INFO] [stdout] 150 | let outputs = local_nn_predictor [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_outputs` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `thread_no` [INFO] [stdout] --> src/parallel_trainer.rs:46:13 [INFO] [stdout] | [INFO] [stdout] 46 | for thread_no in 0..num_threads { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_thread_no` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `iters` [INFO] [stdout] --> src/snake.rs:168:17 [INFO] [stdout] | [INFO] [stdout] 168 | let mut iters = 0; [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_iters` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `epoch_no` [INFO] [stdout] --> src/snake_nn.rs:73:9 [INFO] [stdout] | [INFO] [stdout] 73 | for epoch_no in 0..num_epochs { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_epoch_no` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `predictor` [INFO] [stdout] --> src/snake_nn.rs:90:30 [INFO] [stdout] | [INFO] [stdout] 90 | let (params, predictor, _) = parallel_trainer.borrow_network_parts(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_predictor` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `predictor` [INFO] [stdout] --> src/snake_nn.rs:109:18 [INFO] [stdout] | [INFO] [stdout] 109 | let (params, predictor, _) = parallel_trainer.borrow_network_parts(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_predictor` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `max_gain` [INFO] [stdout] --> src/snake_nn.rs:357:13 [INFO] [stdout] | [INFO] [stdout] 357 | let (i, max_gain) = get_max_with_pos(snake_inputs_gains.as_slice()); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_gain` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `is_next_action_optimal` [INFO] [stdout] --> src/snake_nn.rs:503:13 [INFO] [stdout] | [INFO] [stdout] 503 | let is_next_action_optimal = session[i - 1].is_optimal; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_next_action_optimal` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `max_gain` [INFO] [stdout] --> src/snake_nn.rs:357:13 [INFO] [stdout] | [INFO] [stdout] 357 | let (i, max_gain) = get_max_with_pos(snake_inputs_gains.as_slice()); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_gain` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/snake_nn.rs:530:9 [INFO] [stdout] | [INFO] [stdout] 530 | for i in 0..MAP_WIDTH * MAP_HEIGHT - 1 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `is_next_action_optimal` [INFO] [stdout] --> src/snake_nn.rs:503:13 [INFO] [stdout] | [INFO] [stdout] 503 | let is_next_action_optimal = session[i - 1].is_optimal; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_next_action_optimal` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/snake_nn.rs:530:9 [INFO] [stdout] | [INFO] [stdout] 530 | for i in 0..MAP_WIDTH * MAP_HEIGHT - 1 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/mnist.rs:64:9 [INFO] [stdout] | [INFO] [stdout] 64 | let mut hits = 0usize; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/mnist.rs:64:9 [INFO] [stdout] | [INFO] [stdout] 64 | let mut hits = 0usize; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/network.rs:55:13 [INFO] [stdout] | [INFO] [stdout] 55 | let mut nn: Self = serde_json::from_reader(&file).unwrap(); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/network.rs:55:13 [INFO] [stdout] | [INFO] [stdout] 55 | let mut nn: Self = serde_json::from_reader(&file).unwrap(); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parallel_trainer.rs:37:14 [INFO] [stdout] | [INFO] [stdout] 37 | let (mut nn_parameters, mut nn_predictor, mut nn_trainer) = network.as_parts(); [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parallel_trainer.rs:37:33 [INFO] [stdout] | [INFO] [stdout] 37 | let (mut nn_parameters, mut nn_predictor, mut nn_trainer) = network.as_parts(); [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parallel_trainer.rs:37:51 [INFO] [stdout] | [INFO] [stdout] 37 | let (mut nn_parameters, mut nn_predictor, mut nn_trainer) = network.as_parts(); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parallel_trainer.rs:48:17 [INFO] [stdout] | [INFO] [stdout] 48 | let mut local_nn_predictor = nn_predictor.clone(); [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parallel_trainer.rs:49:17 [INFO] [stdout] | [INFO] [stdout] 49 | let mut local_nn_trainer = Arc::new(Mutex::new(nn_trainer.clone())); [INFO] [stdout] | ----^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parallel_trainer.rs:94:21 [INFO] [stdout] | [INFO] [stdout] 94 | let mut output_nn_trainer = output_nn_trainer.lock().unwrap(); [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parallel_trainer.rs:123:5 [INFO] [stdout] | [INFO] [stdout] 123 | mut job_receiver: Arc>>, [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parallel_trainer.rs:37:14 [INFO] [stdout] | [INFO] [stdout] 37 | let (mut nn_parameters, mut nn_predictor, mut nn_trainer) = network.as_parts(); [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parallel_trainer.rs:124:5 [INFO] [stdout] | [INFO] [stdout] 124 | mut output_sender: Sender>>, [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parallel_trainer.rs:37:33 [INFO] [stdout] | [INFO] [stdout] 37 | let (mut nn_parameters, mut nn_predictor, mut nn_trainer) = network.as_parts(); [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parallel_trainer.rs:126:5 [INFO] [stdout] | [INFO] [stdout] 126 | mut local_nn_trainer: Arc>, [INFO] [stdout] | ----^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parallel_trainer.rs:37:51 [INFO] [stdout] | [INFO] [stdout] 37 | let (mut nn_parameters, mut nn_predictor, mut nn_trainer) = network.as_parts(); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parallel_trainer.rs:48:17 [INFO] [stdout] | [INFO] [stdout] 48 | let mut local_nn_predictor = nn_predictor.clone(); [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parallel_trainer.rs:49:17 [INFO] [stdout] | [INFO] [stdout] 49 | let mut local_nn_trainer = Arc::new(Mutex::new(nn_trainer.clone())); [INFO] [stdout] | ----^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parallel_trainer.rs:94:21 [INFO] [stdout] | [INFO] [stdout] 94 | let mut output_nn_trainer = output_nn_trainer.lock().unwrap(); [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parallel_trainer.rs:123:5 [INFO] [stdout] | [INFO] [stdout] 123 | mut job_receiver: Arc>>, [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parallel_trainer.rs:124:5 [INFO] [stdout] | [INFO] [stdout] 124 | mut output_sender: Sender>>, [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parallel_trainer.rs:126:5 [INFO] [stdout] | [INFO] [stdout] 126 | mut local_nn_trainer: Arc>, [INFO] [stdout] | ----^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/snake.rs:168:17 [INFO] [stdout] | [INFO] [stdout] 168 | let mut iters = 0; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/snake_nn.rs:57:9 [INFO] [stdout] | [INFO] [stdout] 57 | let mut nn = network::Network::load_from_file(model_input_path); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/snake_nn.rs:131:21 [INFO] [stdout] | [INFO] [stdout] 131 | let mut state = GameState { [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/snake_nn.rs:115:9 [INFO] [stdout] | [INFO] [stdout] 115 | let mut nn = network::Network::load_from_file(model_path); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/snake_nn.rs:231:13 [INFO] [stdout] | [INFO] [stdout] 231 | let mut layer = nn.add_hidden_layer(shape[i]); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/snake.rs:168:17 [INFO] [stdout] | [INFO] [stdout] 168 | let mut iters = 0; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new_same_dim` [INFO] [stdout] --> src/math.rs:21:12 [INFO] [stdout] | [INFO] [stdout] 21 | pub fn new_same_dim(m: &Matrix) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `dot_vec` [INFO] [stdout] --> src/math.rs:71:12 [INFO] [stdout] | [INFO] [stdout] 71 | pub fn dot_vec(&self, vec: &Vector, res: &mut Vector) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `empty` [INFO] [stdout] --> src/math.rs:248:12 [INFO] [stdout] | [INFO] [stdout] 248 | pub fn empty() -> Self { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `init_rand` [INFO] [stdout] --> src/math.rs:267:12 [INFO] [stdout] | [INFO] [stdout] 267 | pub fn init_rand(mut self) -> Self { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/snake_nn.rs:57:9 [INFO] [stdout] | [INFO] [stdout] 57 | let mut nn = network::Network::load_from_file(model_input_path); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `copy_from` [INFO] [stdout] --> src/math.rs:286:12 [INFO] [stdout] | [INFO] [stdout] 286 | pub fn copy_from(&mut self, v: &Vector) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `add` [INFO] [stdout] --> src/math.rs:322:12 [INFO] [stdout] | [INFO] [stdout] 322 | pub fn add(&mut self, v: &Vector) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `fill_rand` [INFO] [stdout] --> src/math.rs:335:12 [INFO] [stdout] | [INFO] [stdout] 335 | pub fn fill_rand(&mut self) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `NANOS_IN_SECOND` [INFO] [stdout] --> src/mnist.rs:28:1 [INFO] [stdout] | [INFO] [stdout] 28 | const NANOS_IN_SECOND: u64 = 1_000_000_000; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_layer_mut` [INFO] [stdout] --> src/network.rs:46:8 [INFO] [stdout] | [INFO] [stdout] 46 | fn get_layer_mut(&mut self, id: LayerID) -> &mut Layer { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `predict` [INFO] [stdout] --> src/network.rs:466:12 [INFO] [stdout] | [INFO] [stdout] 466 | pub fn predict(&mut self, input_data: &[f64]) -> &Vector { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `backward_propagation` [INFO] [stdout] --> src/network.rs:470:12 [INFO] [stdout] | [INFO] [stdout] 470 | pub fn backward_propagation(&mut self, true_outputs: &Vector) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `apply_batch` [INFO] [stdout] --> src/network.rs:530:12 [INFO] [stdout] | [INFO] [stdout] 530 | pub fn apply_batch(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `shared_training_data` [INFO] [stdout] --> src/parallel_trainer.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 22 | shared_training_data: Arc, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `job_receiver` [INFO] [stdout] --> src/parallel_trainer.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 29 | job_receiver: Arc>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `output_sender` [INFO] [stdout] --> src/parallel_trainer.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 30 | output_sender: Sender>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `join_handles` [INFO] [stdout] --> src/parallel_trainer.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 32 | join_handles: Vec>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `teach_nn` [INFO] [stdout] --> src/snake_nn.rs:384:4 [INFO] [stdout] | [INFO] [stdout] 384 | fn teach_nn( [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `elapsed` [INFO] [stdout] --> src/timing.rs:46:12 [INFO] [stdout] | [INFO] [stdout] 46 | pub fn elapsed(&self, name: &str) -> time::Duration { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/snake_nn.rs:131:21 [INFO] [stdout] | [INFO] [stdout] 131 | let mut state = GameState { [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/snake_nn.rs:115:9 [INFO] [stdout] | [INFO] [stdout] 115 | let mut nn = network::Network::load_from_file(model_path); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused attribute [INFO] [stdout] --> src/snake_nn.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(test)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate-level attribute should be in the root module [INFO] [stdout] --> src/snake_nn.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(test)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/snake_nn.rs:231:13 [INFO] [stdout] | [INFO] [stdout] 231 | let mut layer = nn.add_hidden_layer(shape[i]); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new_same_dim` [INFO] [stdout] --> src/math.rs:21:12 [INFO] [stdout] | [INFO] [stdout] 21 | pub fn new_same_dim(m: &Matrix) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `from_slice` [INFO] [stdout] --> src/math.rs:27:12 [INFO] [stdout] | [INFO] [stdout] 27 | pub fn from_slice(rows: usize, cols: usize, content: &[f64]) -> Self { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `dot_vec` [INFO] [stdout] --> src/math.rs:71:12 [INFO] [stdout] | [INFO] [stdout] 71 | pub fn dot_vec(&self, vec: &Vector, res: &mut Vector) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `transpose` [INFO] [stdout] --> src/math.rs:155:12 [INFO] [stdout] | [INFO] [stdout] 155 | pub fn transpose(&self, res: &mut Matrix) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `from_slice` [INFO] [stdout] --> src/math.rs:241:12 [INFO] [stdout] | [INFO] [stdout] 241 | pub fn from_slice(content: &[f64]) -> Self { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `empty` [INFO] [stdout] --> src/math.rs:248:12 [INFO] [stdout] | [INFO] [stdout] 248 | pub fn empty() -> Self { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `init_rand` [INFO] [stdout] --> src/math.rs:267:12 [INFO] [stdout] | [INFO] [stdout] 267 | pub fn init_rand(mut self) -> Self { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `copy_from` [INFO] [stdout] --> src/math.rs:286:12 [INFO] [stdout] | [INFO] [stdout] 286 | pub fn copy_from(&mut self, v: &Vector) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `add` [INFO] [stdout] --> src/math.rs:322:12 [INFO] [stdout] | [INFO] [stdout] 322 | pub fn add(&mut self, v: &Vector) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `fill_rand` [INFO] [stdout] --> src/math.rs:335:12 [INFO] [stdout] | [INFO] [stdout] 335 | pub fn fill_rand(&mut self) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `NANOS_IN_SECOND` [INFO] [stdout] --> src/mnist.rs:28:1 [INFO] [stdout] | [INFO] [stdout] 28 | const NANOS_IN_SECOND: u64 = 1_000_000_000; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_layer_mut` [INFO] [stdout] --> src/network.rs:46:8 [INFO] [stdout] | [INFO] [stdout] 46 | fn get_layer_mut(&mut self, id: LayerID) -> &mut Layer { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `calc_layers_order` [INFO] [stdout] --> src/network.rs:462:8 [INFO] [stdout] | [INFO] [stdout] 462 | fn calc_layers_order(&self) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `predict` [INFO] [stdout] --> src/network.rs:466:12 [INFO] [stdout] | [INFO] [stdout] 466 | pub fn predict(&mut self, input_data: &[f64]) -> &Vector { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `backward_propagation` [INFO] [stdout] --> src/network.rs:470:12 [INFO] [stdout] | [INFO] [stdout] 470 | pub fn backward_propagation(&mut self, true_outputs: &Vector) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `apply_batch` [INFO] [stdout] --> src/network.rs:530:12 [INFO] [stdout] | [INFO] [stdout] 530 | pub fn apply_batch(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `shared_training_data` [INFO] [stdout] --> src/parallel_trainer.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 22 | shared_training_data: Arc, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `job_receiver` [INFO] [stdout] --> src/parallel_trainer.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 29 | job_receiver: Arc>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `output_sender` [INFO] [stdout] --> src/parallel_trainer.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 30 | output_sender: Sender>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `join_handles` [INFO] [stdout] --> src/parallel_trainer.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 32 | join_handles: Vec>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `teach_nn` [INFO] [stdout] --> src/snake_nn.rs:384:4 [INFO] [stdout] | [INFO] [stdout] 384 | fn teach_nn( [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `elapsed` [INFO] [stdout] --> src/timing.rs:46:12 [INFO] [stdout] | [INFO] [stdout] 46 | pub fn elapsed(&self, name: &str) -> time::Duration { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused attribute [INFO] [stdout] --> src/snake_nn.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(test)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate-level attribute should be in the root module [INFO] [stdout] --> src/snake_nn.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(test)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/parallel_trainer.rs:85:13 [INFO] [stdout] | [INFO] [stdout] 85 | / self.job_sender.send(TrainingJob { [INFO] [stdout] 86 | | examples_indices: chunk, [INFO] [stdout] 87 | | network_parameters: self.shared_nn_parameters.clone(), [INFO] [stdout] 88 | | }); [INFO] [stdout] | |_______________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/parallel_trainer.rs:160:9 [INFO] [stdout] | [INFO] [stdout] 160 | output_sender.send(local_nn_trainer.clone()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/snake.rs:118:9 [INFO] [stdout] | [INFO] [stdout] 118 | writer.write("\n".as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/snake.rs:120:5 [INFO] [stdout] | [INFO] [stdout] 120 | writer.flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/snake.rs:131:5 [INFO] [stdout] | [INFO] [stdout] 131 | writer.write(character.as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/snake_nn.rs:140:21 [INFO] [stdout] | [INFO] [stdout] 140 | write!(training_data_file, "\n"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/snake_nn.rs:150:9 [INFO] [stdout] | [INFO] [stdout] 150 | jh.join(); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the `game_over:` in this pattern is redundant [INFO] [stdout] --> src/snake_nn.rs:203:17 [INFO] [stdout] | [INFO] [stdout] 203 | game_over: game_over, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: use shorthand field pattern: `game_over` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_shorthand_field_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the `game_over:` in this pattern is redundant [INFO] [stdout] --> src/snake_nn.rs:271:13 [INFO] [stdout] | [INFO] [stdout] 271 | game_over: game_over, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: use shorthand field pattern: `game_over` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the `game_over:` in this pattern is redundant [INFO] [stdout] --> src/snake_nn.rs:308:17 [INFO] [stdout] | [INFO] [stdout] 308 | game_over: game_over, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: use shorthand field pattern: `game_over` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/timing.rs:75:9 [INFO] [stdout] | [INFO] [stdout] 75 | writeln!(f, "=== Timing ==="); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/timing.rs:77:13 [INFO] [stdout] | [INFO] [stdout] 77 | / writeln!( [INFO] [stdout] 78 | | f, [INFO] [stdout] 79 | | "{}: {}.{:04}s", [INFO] [stdout] 80 | | name, [INFO] [stdout] 81 | | timer.duration.as_secs(), [INFO] [stdout] 82 | | timer.duration.subsec_nanos() / 1000000 [INFO] [stdout] 83 | | ); [INFO] [stdout] | |______________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/parallel_trainer.rs:85:13 [INFO] [stdout] | [INFO] [stdout] 85 | / self.job_sender.send(TrainingJob { [INFO] [stdout] 86 | | examples_indices: chunk, [INFO] [stdout] 87 | | network_parameters: self.shared_nn_parameters.clone(), [INFO] [stdout] 88 | | }); [INFO] [stdout] | |_______________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/parallel_trainer.rs:160:9 [INFO] [stdout] | [INFO] [stdout] 160 | output_sender.send(local_nn_trainer.clone()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 83 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/snake.rs:118:9 [INFO] [stdout] | [INFO] [stdout] 118 | writer.write("\n".as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/snake.rs:120:5 [INFO] [stdout] | [INFO] [stdout] 120 | writer.flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/snake.rs:131:5 [INFO] [stdout] | [INFO] [stdout] 131 | writer.write(character.as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/snake_nn.rs:140:21 [INFO] [stdout] | [INFO] [stdout] 140 | write!(training_data_file, "\n"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/snake_nn.rs:150:9 [INFO] [stdout] | [INFO] [stdout] 150 | jh.join(); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the `game_over:` in this pattern is redundant [INFO] [stdout] --> src/snake_nn.rs:203:17 [INFO] [stdout] | [INFO] [stdout] 203 | game_over: game_over, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: use shorthand field pattern: `game_over` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_shorthand_field_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the `game_over:` in this pattern is redundant [INFO] [stdout] --> src/snake_nn.rs:271:13 [INFO] [stdout] | [INFO] [stdout] 271 | game_over: game_over, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: use shorthand field pattern: `game_over` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the `game_over:` in this pattern is redundant [INFO] [stdout] --> src/snake_nn.rs:308:17 [INFO] [stdout] | [INFO] [stdout] 308 | game_over: game_over, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: use shorthand field pattern: `game_over` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/timing.rs:75:9 [INFO] [stdout] | [INFO] [stdout] 75 | writeln!(f, "=== Timing ==="); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/timing.rs:77:13 [INFO] [stdout] | [INFO] [stdout] 77 | / writeln!( [INFO] [stdout] 78 | | f, [INFO] [stdout] 79 | | "{}: {}.{:04}s", [INFO] [stdout] 80 | | name, [INFO] [stdout] 81 | | timer.duration.as_secs(), [INFO] [stdout] 82 | | timer.duration.subsec_nanos() / 1000000 [INFO] [stdout] 83 | | ); [INFO] [stdout] | |______________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 86 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 30.41s [INFO] running `Command { std: "docker" "inspect" "771fad687eedef97b066e1016bc3a96ada54f764cbb5eb3889e3099fef81512d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "771fad687eedef97b066e1016bc3a96ada54f764cbb5eb3889e3099fef81512d", kill_on_drop: false }` [INFO] [stdout] 771fad687eedef97b066e1016bc3a96ada54f764cbb5eb3889e3099fef81512d