[INFO] cloning repository https://github.com/origaniels/flappy-brain [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/origaniels/flappy-brain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foriganiels%2Fflappy-brain", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foriganiels%2Fflappy-brain'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7caacf01871f3c266a6f5c284b1257ccf23c37f7 [INFO] checking origaniels/flappy-brain against master#fe348cd1a8e0fa445b772393147ed865904dcd4d for pr-139587-2 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foriganiels%2Fflappy-brain" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/origaniels/flappy-brain on toolchain fe348cd1a8e0fa445b772393147ed865904dcd4d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fe348cd1a8e0fa445b772393147ed865904dcd4d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/origaniels/flappy-brain [INFO] finished tweaking git repo https://github.com/origaniels/flappy-brain [INFO] tweaked toml for git repo https://github.com/origaniels/flappy-brain written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/origaniels/flappy-brain 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" "+fe348cd1a8e0fa445b772393147ed865904dcd4d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded compact_str v0.7.1 [INFO] [stderr] Downloaded nalgebra-macros v0.2.2 [INFO] [stderr] Downloaded stability v0.2.1 [INFO] [stderr] Downloaded safe_arch v0.7.2 [INFO] [stderr] Downloaded wide v0.7.26 [INFO] [stderr] Downloaded crossterm v0.27.0 [INFO] [stderr] Downloaded serde_json v1.0.121 [INFO] [stderr] Downloaded nalgebra v0.33.0 [INFO] [stderr] Downloaded ratatui v0.27.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+fe348cd1a8e0fa445b772393147ed865904dcd4d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c76552bd993858da8ef21505a5a133b11dbbb089f5d8af3893eeb652a700c298 [INFO] running `Command { std: "docker" "start" "-a" "c76552bd993858da8ef21505a5a133b11dbbb089f5d8af3893eeb652a700c298", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c76552bd993858da8ef21505a5a133b11dbbb089f5d8af3893eeb652a700c298", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c76552bd993858da8ef21505a5a133b11dbbb089f5d8af3893eeb652a700c298", kill_on_drop: false }` [INFO] [stdout] c76552bd993858da8ef21505a5a133b11dbbb089f5d8af3893eeb652a700c298 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+fe348cd1a8e0fa445b772393147ed865904dcd4d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f379d290c9308d47926a36829f3fec797d74b8be8a3a4ba189a3c0d6c310d04e [INFO] running `Command { std: "docker" "start" "-a" "f379d290c9308d47926a36829f3fec797d74b8be8a3a4ba189a3c0d6c310d04e", kill_on_drop: false }` [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] [stderr] Compiling rustversion v1.0.17 [INFO] [stderr] Compiling libm v0.2.8 [INFO] [stderr] Compiling signal-hook v0.3.17 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking smallvec v1.13.2 [INFO] [stderr] Checking once_cell v1.19.0 [INFO] [stderr] Checking log v0.4.22 [INFO] [stderr] Checking either v1.13.0 [INFO] [stderr] Checking allocator-api2 v0.2.18 [INFO] [stderr] Checking bitflags v2.6.0 [INFO] [stderr] Checking unicode-width v0.1.13 [INFO] [stderr] Compiling syn v2.0.72 [INFO] [stderr] Checking cassowary v0.3.0 [INFO] [stderr] Checking bytemuck v1.16.1 [INFO] [stderr] Compiling matrixmultiply v0.3.9 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking ahash v0.8.11 [INFO] [stderr] Compiling serde v1.0.204 [INFO] [stderr] Compiling serde_json v1.0.121 [INFO] [stderr] Checking mio v0.8.11 [INFO] [stderr] Checking rawpointer v0.2.1 [INFO] [stderr] Checking safe_arch v0.7.2 [INFO] [stderr] Checking itertools v0.13.0 [INFO] [stderr] Checking parking_lot_core v0.9.10 [INFO] [stderr] Checking hashbrown v0.14.5 [INFO] [stderr] Checking parking_lot v0.12.3 [INFO] [stderr] Checking signal-hook-mio v0.2.4 [INFO] [stderr] Checking castaway v0.2.3 [INFO] [stderr] Checking compact_str v0.7.1 [INFO] [stderr] Checking crossterm v0.27.0 [INFO] [stderr] Checking backend v0.1.0 (/opt/rustwide/workdir/backend) [INFO] [stderr] Checking wide v0.7.26 [INFO] [stderr] Checking lru v0.12.3 [INFO] [stderr] Checking num-complex v0.4.6 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking approx v0.5.1 [INFO] [stderr] Checking rand_distr v0.4.3 [INFO] [stderr] Checking num-rational v0.4.2 [INFO] [stderr] Checking unicode-truncate v1.1.0 [INFO] [stderr] Checking simba v0.9.0 [INFO] [stderr] Compiling strum_macros v0.26.4 [INFO] [stderr] Compiling stability v0.2.1 [INFO] [stderr] Compiling nalgebra-macros v0.2.2 [INFO] [stderr] Checking strum v0.26.3 [INFO] [stderr] Checking ratatui v0.27.0 [INFO] [stderr] Checking frontend v0.1.0 (/opt/rustwide/workdir/frontend) [INFO] [stderr] Checking nalgebra v0.33.0 [INFO] [stderr] Checking neural_network v0.1.0 (/opt/rustwide/workdir/neural_network) [INFO] [stdout] warning: unused imports: `KeyCode`, `KeyEventKind`, and `self` [INFO] [stdout] --> neural_network/src/network.rs:6:17 [INFO] [stdout] | [INFO] [stdout] 6 | ... event::{self, KeyCode, KeyEventKind}, terminal::{disable_raw_mode, enable_raw_mode, EnterAlternateScreen, LeaveAlternateScreen}, Ex... [INFO] [stdout] | ^^^^ ^^^^^^^ ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::slice` [INFO] [stdout] --> neural_network/src/layer.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use core::slice; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `IoSliceMut`, `IoSlice`, `Read`, and `default` [INFO] [stdout] --> neural_network/src/layer.rs:2:11 [INFO] [stdout] | [INFO] [stdout] 2 | use std::{default, f64::consts::E, fs::File, io::{BufRead, BufReader, BufWriter, IoSlice, IoSliceMut, Read, Write}}; [INFO] [stdout] | ^^^^^^^ ^^^^^^^ ^^^^^^^^^^ ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `DefaultAllocator`, `Matrix`, and `VectorN` [INFO] [stdout] --> neural_network/src/layer.rs:4:16 [INFO] [stdout] | [INFO] [stdout] 4 | use nalgebra::{DefaultAllocator, Matrix, SMatrix, SVector, VectorN}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ ^^^^^^ ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated type alias `nalgebra::VectorN`: use SVector for a statically-sized matrix using integer dimensions, or OVector for an owned matrix using types as dimensions. [INFO] [stdout] --> neural_network/src/layer.rs:4:60 [INFO] [stdout] | [INFO] [stdout] 4 | use nalgebra::{DefaultAllocator, Matrix, SMatrix, SVector, VectorN}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `KeyCode`, `KeyEventKind`, and `self` [INFO] [stdout] --> neural_network/src/network.rs:6:17 [INFO] [stdout] | [INFO] [stdout] 6 | ... event::{self, KeyCode, KeyEventKind}, terminal::{disable_raw_mode, enable_raw_mode, EnterAlternateScreen, LeaveAlternateScreen}, Ex... [INFO] [stdout] | ^^^^ ^^^^^^^ ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::slice` [INFO] [stdout] --> neural_network/src/layer.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use core::slice; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `IoSliceMut`, `IoSlice`, `Read`, and `default` [INFO] [stdout] --> neural_network/src/layer.rs:2:11 [INFO] [stdout] | [INFO] [stdout] 2 | use std::{default, f64::consts::E, fs::File, io::{BufRead, BufReader, BufWriter, IoSlice, IoSliceMut, Read, Write}}; [INFO] [stdout] | ^^^^^^^ ^^^^^^^ ^^^^^^^^^^ ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `DefaultAllocator`, `Matrix`, and `VectorN` [INFO] [stdout] --> neural_network/src/layer.rs:4:16 [INFO] [stdout] | [INFO] [stdout] 4 | use nalgebra::{DefaultAllocator, Matrix, SMatrix, SVector, VectorN}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ ^^^^^^ ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated type alias `nalgebra::VectorN`: use SVector for a statically-sized matrix using integer dimensions, or OVector for an owned matrix using types as dimensions. [INFO] [stdout] --> neural_network/src/layer.rs:4:60 [INFO] [stdout] | [INFO] [stdout] 4 | use nalgebra::{DefaultAllocator, Matrix, SMatrix, SVector, VectorN}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `out2` is never read [INFO] [stdout] --> neural_network/src/network.rs:65:21 [INFO] [stdout] | [INFO] [stdout] 65 | let mut out2: SVector = SVector::::new(0.0, 0.0); [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `duration` [INFO] [stdout] --> neural_network/src/network.rs:60:5 [INFO] [stdout] | [INFO] [stdout] 60 | duration: u32) { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_duration` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `out2` is never read [INFO] [stdout] --> neural_network/src/network.rs:65:21 [INFO] [stdout] | [INFO] [stdout] 65 | let mut out2: SVector = SVector::::new(0.0, 0.0); [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `duration` [INFO] [stdout] --> neural_network/src/network.rs:60:5 [INFO] [stdout] | [INFO] [stdout] 60 | duration: u32) { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_duration` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `score` [INFO] [stdout] --> neural_network/src/network.rs:227:5 [INFO] [stdout] | [INFO] [stdout] 227 | score: f64, [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_score` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> neural_network/src/layer.rs:69:35 [INFO] [stdout] | [INFO] [stdout] 69 | pub fn weights_to_file(&self, mut file: File) { [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] --> neural_network/src/layer.rs:80:39 [INFO] [stdout] | [INFO] [stdout] 80 | pub fn file_to_weights(&mut self, mut file: File) { [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] --> neural_network/src/layer.rs:92:34 [INFO] [stdout] | [INFO] [stdout] 92 | pub fn biases_to_file(&self, mut file: File) { [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] --> neural_network/src/layer.rs:101:38 [INFO] [stdout] | [INFO] [stdout] 101 | pub fn file_to_biases(&mut self, mut file: File) { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `GOAL_SCORE` is never used [INFO] [stdout] --> neural_network/src/network.rs:220:7 [INFO] [stdout] | [INFO] [stdout] 220 | const GOAL_SCORE: f64 = 1000.0; // number of frames to survive [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `GOAL_DISTANCE_IMP` is never used [INFO] [stdout] --> neural_network/src/network.rs:223:7 [INFO] [stdout] | [INFO] [stdout] 223 | const GOAL_DISTANCE_IMP:f64 = 0.3; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `score` [INFO] [stdout] --> neural_network/src/network.rs:227:5 [INFO] [stdout] | [INFO] [stdout] 227 | score: f64, [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_score` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> neural_network/src/layer.rs:69:35 [INFO] [stdout] | [INFO] [stdout] 69 | pub fn weights_to_file(&self, mut file: File) { [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] --> neural_network/src/layer.rs:80:39 [INFO] [stdout] | [INFO] [stdout] 80 | pub fn file_to_weights(&mut self, mut file: File) { [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] --> neural_network/src/layer.rs:92:34 [INFO] [stdout] | [INFO] [stdout] 92 | pub fn biases_to_file(&self, mut file: File) { [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] --> neural_network/src/layer.rs:101:38 [INFO] [stdout] | [INFO] [stdout] 101 | pub fn file_to_biases(&mut self, mut file: File) { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `GOAL_SCORE` is never used [INFO] [stdout] --> neural_network/src/network.rs:220:7 [INFO] [stdout] | [INFO] [stdout] 220 | const GOAL_SCORE: f64 = 1000.0; // number of frames to survive [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `GOAL_DISTANCE_IMP` is never used [INFO] [stdout] --> neural_network/src/network.rs:223:7 [INFO] [stdout] | [INFO] [stdout] 223 | const GOAL_DISTANCE_IMP:f64 = 0.3; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `os::linux::net` and `vec` [INFO] [stdout] --> neural_network/src/main.rs:1:21 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{fs::File, os::linux::net, vec}; [INFO] [stdout] | ^^^^^^^^^^^^^^ ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> neural_network/src/main.rs:12:13 [INFO] [stdout] | [INFO] [stdout] 12 | for i in 1..=duration { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `train` is never used [INFO] [stdout] --> neural_network/src/main.rs:6:4 [INFO] [stdout] | [INFO] [stdout] 6 | fn train( [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `os::linux::net` and `vec` [INFO] [stdout] --> neural_network/src/main.rs:1:21 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{fs::File, os::linux::net, vec}; [INFO] [stdout] | ^^^^^^^^^^^^^^ ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `print_res` is never used [INFO] [stdout] --> neural_network/src/main.rs:26:4 [INFO] [stdout] | [INFO] [stdout] 26 | fn print_res( [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> neural_network/src/main.rs:12:13 [INFO] [stdout] | [INFO] [stdout] 12 | for i in 1..=duration { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `train` is never used [INFO] [stdout] --> neural_network/src/main.rs:6:4 [INFO] [stdout] | [INFO] [stdout] 6 | fn train( [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `print_res` is never used [INFO] [stdout] --> neural_network/src/main.rs:26:4 [INFO] [stdout] | [INFO] [stdout] 26 | fn print_res( [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.73s [INFO] running `Command { std: "docker" "inspect" "f379d290c9308d47926a36829f3fec797d74b8be8a3a4ba189a3c0d6c310d04e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f379d290c9308d47926a36829f3fec797d74b8be8a3a4ba189a3c0d6c310d04e", kill_on_drop: false }` [INFO] [stdout] f379d290c9308d47926a36829f3fec797d74b8be8a3a4ba189a3c0d6c310d04e