[INFO] cloning repository https://github.com/Dawid33/nn [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Dawid33/nn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDawid33%2Fnn", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDawid33%2Fnn'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4c08ead265e494d2ad4b7210b3246c566ff5701a [INFO] checking Dawid33/nn/4c08ead265e494d2ad4b7210b3246c566ff5701a against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDawid33%2Fnn" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Dawid33/nn on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Dawid33/nn [INFO] finished tweaking git repo https://github.com/Dawid33/nn [INFO] tweaked toml for git repo https://github.com/Dawid33/nn written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/Dawid33/nn 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded dot v0.1.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 25060fcce628551d5cdf1b8a030a40f0b159c1885df85fe79d5ea7f979011d1a [INFO] running `Command { std: "docker" "start" "-a" "25060fcce628551d5cdf1b8a030a40f0b159c1885df85fe79d5ea7f979011d1a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "25060fcce628551d5cdf1b8a030a40f0b159c1885df85fe79d5ea7f979011d1a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "25060fcce628551d5cdf1b8a030a40f0b159c1885df85fe79d5ea7f979011d1a", kill_on_drop: false }` [INFO] [stdout] 25060fcce628551d5cdf1b8a030a40f0b159c1885df85fe79d5ea7f979011d1a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 45bcd70d81ca6cd3d06c9c48de5fe2ab7fbd836ba78d55825e704099c2ba5d3b [INFO] running `Command { std: "docker" "start" "-a" "45bcd70d81ca6cd3d06c9c48de5fe2ab7fbd836ba78d55825e704099c2ba5d3b", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.79 [INFO] [stderr] Checking memchr v2.7.1 [INFO] [stderr] Checking winnow v0.6.5 [INFO] [stderr] Checking simple-error v0.3.0 [INFO] [stderr] Checking log v0.4.21 [INFO] [stderr] Checking dot v0.1.4 [INFO] [stderr] Compiling num-traits v0.2.17 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Compiling num-bigint v0.4.4 [INFO] [stderr] Checking indexmap v2.2.5 [INFO] [stderr] Checking getrandom v0.2.11 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking csv-core v0.1.11 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Compiling syn v2.0.52 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Checking serde v1.0.197 [INFO] [stderr] Checking toml_datetime v0.6.5 [INFO] [stderr] Checking serde_spanned v0.6.5 [INFO] [stderr] Checking csv v1.3.0 [INFO] [stderr] Checking toml_edit v0.22.7 [INFO] [stderr] Checking toml v0.8.11 [INFO] [stderr] Checking nn v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `collections::BTreeMap` and `process::Termination` [INFO] [stdout] --> src/main.rs:4:11 [INFO] [stdout] | [INFO] [stdout] 4 | use std::{collections::BTreeMap, process::Termination}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `log::warn` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use log::warn; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs::File` [INFO] [stdout] --> src/graph.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::fs::File; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> src/mlp.rs:4:15 [INFO] [stdout] | [INFO] [stdout] 4 | use std::io::{self, Write}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `path::PathBuf` [INFO] [stdout] --> src/mlp.rs:5:45 [INFO] [stdout] | [INFO] [stdout] 5 | use std::{collections::VecDeque, iter::zip, path::PathBuf}; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `collections::BTreeMap` and `process::Termination` [INFO] [stdout] --> src/main.rs:4:11 [INFO] [stdout] | [INFO] [stdout] 4 | use std::{collections::BTreeMap, process::Termination}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `log::warn` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use log::warn; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs::File` [INFO] [stdout] --> src/graph.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::fs::File; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> src/mlp.rs:4:15 [INFO] [stdout] | [INFO] [stdout] 4 | use std::io::{self, Write}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `path::PathBuf` [INFO] [stdout] --> src/mlp.rs:5:45 [INFO] [stdout] | [INFO] [stdout] 5 | use std::{collections::VecDeque, iter::zip, path::PathBuf}; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `output_weighted_input` [INFO] [stdout] --> src/mlp.rs:252:13 [INFO] [stdout] | [INFO] [stdout] 252 | let output_weighted_input = inner_weighted_input [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_output_weighted_input` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `output_weighted_input` [INFO] [stdout] --> src/mlp.rs:252:13 [INFO] [stdout] | [INFO] [stdout] 252 | let output_weighted_input = inner_weighted_input [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_output_weighted_input` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/mlp.rs:405:13 [INFO] [stdout] | [INFO] [stdout] 405 | for e in 0..epochs { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/mlp.rs:405:13 [INFO] [stdout] | [INFO] [stdout] 405 | for e in 0..epochs { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `b` [INFO] [stdout] --> src/mlp.rs:451:21 [INFO] [stdout] | [INFO] [stdout] 451 | let mut b = String::new(); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `b` [INFO] [stdout] --> src/mlp.rs:451:21 [INFO] [stdout] | [INFO] [stdout] 451 | let mut b = String::new(); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/mlp.rs:451:17 [INFO] [stdout] | [INFO] [stdout] 451 | let mut b = String::new(); [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/mlp.rs:451:17 [INFO] [stdout] | [INFO] [stdout] 451 | let mut b = String::new(); [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: field `learning_rate` is never read [INFO] [stdout] --> src/main.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 16 | struct Params { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 17 | learning_rate: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `name` and `params` are never read [INFO] [stdout] --> src/main.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 20 | struct Dataset { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 21 | name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] 22 | data: Vec<(Vec, Vec)>, [INFO] [stdout] 23 | params: Params, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_graph` is never used [INFO] [stdout] --> src/graph.rs:110:8 [INFO] [stdout] | [INFO] [stdout] 110 | pub fn read_graph(path: PathBuf) -> Graph { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `print_matrix` is never used [INFO] [stdout] --> src/graph.rs:460:8 [INFO] [stdout] | [INFO] [stdout] 460 | pub fn print_matrix(m: &Vec>) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `dumpln` is never used [INFO] [stdout] --> src/mlp.rs:12:4 [INFO] [stdout] | [INFO] [stdout] 12 | fn dumpln(s: &str) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `dumplnresult` is never used [INFO] [stdout] --> src/mlp.rs:21:4 [INFO] [stdout] | [INFO] [stdout] 21 | fn dumplnresult(s: &str) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `learning_rate` is never read [INFO] [stdout] --> src/mlp.rs:37:9 [INFO] [stdout] | [INFO] [stdout] 33 | struct Perceptron { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 37 | pub learning_rate: f64, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Perceptron` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `linear` is never used [INFO] [stdout] --> src/mlp.rs:49:8 [INFO] [stdout] | [INFO] [stdout] 49 | pub fn linear(x: f64) -> f64 { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `linear_deriv` is never used [INFO] [stdout] --> src/mlp.rs:57:8 [INFO] [stdout] | [INFO] [stdout] 57 | pub fn linear_deriv(x: f64) -> f64 { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `train` is never used [INFO] [stdout] --> src/mlp.rs:101:12 [INFO] [stdout] | [INFO] [stdout] 65 | impl Perceptron { [INFO] [stdout] | --------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 101 | pub fn train(&mut self, input: &[f64], expected_output: f64) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `predict` and `dump_weights` are never used [INFO] [stdout] --> src/mlp.rs:484:12 [INFO] [stdout] | [INFO] [stdout] 237 | impl MLP { [INFO] [stdout] | -------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 484 | pub fn predict(&mut self, input: &[f64]) -> Vec { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 489 | pub fn dump_weights(&self) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `learning_rate` is never read [INFO] [stdout] --> src/main.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 16 | struct Params { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 17 | learning_rate: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `name` and `params` are never read [INFO] [stdout] --> src/main.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 20 | struct Dataset { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 21 | name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] 22 | data: Vec<(Vec, Vec)>, [INFO] [stdout] 23 | params: Params, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_graph` is never used [INFO] [stdout] --> src/graph.rs:110:8 [INFO] [stdout] | [INFO] [stdout] 110 | pub fn read_graph(path: PathBuf) -> Graph { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `print_matrix` is never used [INFO] [stdout] --> src/graph.rs:460:8 [INFO] [stdout] | [INFO] [stdout] 460 | pub fn print_matrix(m: &Vec>) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `dumpln` is never used [INFO] [stdout] --> src/mlp.rs:12:4 [INFO] [stdout] | [INFO] [stdout] 12 | fn dumpln(s: &str) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `dumplnresult` is never used [INFO] [stdout] --> src/mlp.rs:21:4 [INFO] [stdout] | [INFO] [stdout] 21 | fn dumplnresult(s: &str) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `linear_deriv` is never used [INFO] [stdout] --> src/mlp.rs:57:8 [INFO] [stdout] | [INFO] [stdout] 57 | pub fn linear_deriv(x: f64) -> f64 { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `dump_weights` is never used [INFO] [stdout] --> src/mlp.rs:489:12 [INFO] [stdout] | [INFO] [stdout] 237 | impl MLP { [INFO] [stdout] | -------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 489 | pub fn dump_weights(&self) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 20 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 17 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.38s [INFO] running `Command { std: "docker" "inspect" "45bcd70d81ca6cd3d06c9c48de5fe2ab7fbd836ba78d55825e704099c2ba5d3b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "45bcd70d81ca6cd3d06c9c48de5fe2ab7fbd836ba78d55825e704099c2ba5d3b", kill_on_drop: false }` [INFO] [stdout] 45bcd70d81ca6cd3d06c9c48de5fe2ab7fbd836ba78d55825e704099c2ba5d3b