[INFO] cloning repository https://github.com/c0ntinua/nn-scope
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/c0ntinua/nn-scope" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fc0ntinua%2Fnn-scope", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fc0ntinua%2Fnn-scope'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b9a8f0c2a6428a1ce8d2510427955600cf9eaaf8
[INFO] testing c0ntinua/nn-scope against 1.75.0 for beta-1.76-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fc0ntinua%2Fnn-scope" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/c0ntinua/nn-scope on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/c0ntinua/nn-scope
[INFO] finished tweaking git repo https://github.com/c0ntinua/nn-scope
[INFO] tweaked toml for git repo https://github.com/c0ntinua/nn-scope written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/c0ntinua/nn-scope already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5ccd4e0a4fae743263bfc0e4213f3abc05e84c4643d5d7865f138d72f56667fa
[INFO] running `Command { std: "docker" "start" "-a" "5ccd4e0a4fae743263bfc0e4213f3abc05e84c4643d5d7865f138d72f56667fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ccd4e0a4fae743263bfc0e4213f3abc05e84c4643d5d7865f138d72f56667fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ccd4e0a4fae743263bfc0e4213f3abc05e84c4643d5d7865f138d72f56667fa", kill_on_drop: false }`
[INFO] [stdout] 5ccd4e0a4fae743263bfc0e4213f3abc05e84c4643d5d7865f138d72f56667fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ddcedd1c9ea62bf4bee99931c9f1e2f823ca140b7cf6aeb8db51defbd34fb5c
[INFO] running `Command { std: "docker" "start" "-a" "3ddcedd1c9ea62bf4bee99931c9f1e2f823ca140b7cf6aeb8db51defbd34fb5c", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `crate::network::*`
[INFO] [stdout]  --> src/data.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::network::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::random`
[INFO] [stdout]  --> src/canvas.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use rand::random;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::settings::DisplaySetting::*`
[INFO] [stdout]  --> src/network.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::settings::DisplaySetting::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::num::traits::Pow`
[INFO] [stdout]  --> src/network.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::num::traits::Pow;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Scale`
[INFO] [stdout]  --> src/settings.rs:5:22
[INFO] [stdout]   |
[INFO] [stdout] 5 | use rusttype::{Font, Scale};
[INFO] [stdout]   |                      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `window::*`
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use window::*;use vector::*;use train::*;use network::*;use escape::*;use canvas::*;use data::*;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `escape::*`
[INFO] [stdout]  --> src/main.rs:9:61
[INFO] [stdout]   |
[INFO] [stdout] 9 | use window::*;use vector::*;use train::*;use network::*;use escape::*;use canvas::*;use data::*;
[INFO] [stdout]   |                                                             ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rgb`
[INFO] [stdout]   --> src/canvas.rs:49:70
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn add_grid(&mut self, x_range : (f64,f64), y_range : (f64,f64),rgb : [u32;3]) {
[INFO] [stdout]    |                                                                         ^^^ help: if this is intentional, prefix it with an underscore: `_rgb`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `current_x` is never read
[INFO] [stdout]   --> src/canvas.rs:82:11
[INFO] [stdout]    |
[INFO] [stdout] 82 |         let mut current_x = x_range.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: `x_unit_per_col`
[INFO] [stdout]    --> src/canvas.rs:116:7
[INFO] [stdout]     |
[INFO] [stdout] 116 |         let x_unit_per_col = (x_range.1 - x_range.0)/(cols as f64);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_x_unit_per_col`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `current_x`
[INFO] [stdout]    --> src/canvas.rs:118:11
[INFO] [stdout]     |
[INFO] [stdout] 118 |         let mut current_x = x_range.0;
[INFO] [stdout]     |                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/canvas.rs:118:7
[INFO] [stdout]     |
[INFO] [stdout] 118 |         let mut current_x = x_range.0;
[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: value assigned to `rgb` is never read
[INFO] [stdout]    --> src/canvas.rs:175:11
[INFO] [stdout]     |
[INFO] [stdout] 175 |         let mut rgb = [255u8;3];
[INFO] [stdout]     |                 ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `j`
[INFO] [stdout]    --> src/canvas.rs:199:8
[INFO] [stdout]     |
[INFO] [stdout] 199 |             let j = (i%2) as i32;
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/network.rs:76:5
[INFO] [stdout]    |
[INFO] [stdout] 76 |                 _ => {print!("no act for node {}",t);},
[INFO] [stdout]    |                 ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/network.rs:99:5
[INFO] [stdout]    |
[INFO] [stdout] 99 |                 _ => {print!("no act for node {}",t);},
[INFO] [stdout]    |                 ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/network.rs:151:11
[INFO] [stdout]     |
[INFO] [stdout] 151 |             for n in 0..nodes_in_layer[layer] { list.push(layer); }
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]   --> src/main.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let mut data = random_regular_datapoints( 3, x_range, y_range);
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `g`
[INFO] [stdout]   --> src/main.rs:23:10
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let mut g = |x : f64| libm::sin(x);
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_g`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `positions`
[INFO] [stdout]   --> src/main.rs:89:11
[INFO] [stdout]    |
[INFO] [stdout] 89 |                         let positions = f.positions(&graph_canvas);
[INFO] [stdout]    |                             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_positions`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `positions`
[INFO] [stdout]    --> src/main.rs:124:11
[INFO] [stdout]     |
[INFO] [stdout] 124 |                         let positions = f.positions(&graph_canvas);
[INFO] [stdout]     |                             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_positions`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `positions`
[INFO] [stdout]    --> src/main.rs:131:11
[INFO] [stdout]     |
[INFO] [stdout] 131 |                         let positions = f.positions(&graph_canvas);
[INFO] [stdout]     |                             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_positions`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `g`
[INFO] [stdout]    --> src/main.rs:140:11
[INFO] [stdout]     |
[INFO] [stdout] 140 |                         let g = model_function(settings.model);
[INFO] [stdout]     |                             ^ help: if this is intentional, prefix it with an underscore: `_g`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:21:6
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let mut data = random_regular_datapoints( 3, x_range, y_range);
[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/main.rs:23:6
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let mut g = |x : f64| libm::sin(x);
[INFO] [stdout]    |         ----^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> src/main.rs:160:7
[INFO] [stdout]     |
[INFO] [stdout] 160 |         let a = rand::random::<f64>();
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `y_range_from_data` is never used
[INFO] [stdout]   --> src/data.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub fn y_range_from_data(data : &[(f64,f64)]) -> (f64,f64) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `clean` and `dense_default` are never used
[INFO] [stdout]    --> src/network.rs:127:9
[INFO] [stdout]     |
[INFO] [stdout] 27  | impl Network {
[INFO] [stdout]     | ------------ associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 127 |     pub fn clean(&mut self, weight_limit : f64) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 140 |     pub fn dense_default(layers : usize) -> Network {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `system_window` is never used
[INFO] [stdout]  --> src/window.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn system_window(rows : usize, cols : usize)  -> Window {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `CurrentSetting` and `RateOfLayer` are never constructed
[INFO] [stdout]   --> src/settings.rs:35:2
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub enum DisplaySetting {
[INFO] [stdout]    |          -------------- variants in this enum
[INFO] [stdout] 35 |     CurrentSetting(usize),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 41 |     RateOfLayer { rate : f64, layer : usize},
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DisplaySetting` 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: variable `N` should have a snake case name
[INFO] [stdout]    --> src/canvas.rs:130:10
[INFO] [stdout]     |
[INFO] [stdout] 130 |         let N = network.layer_list.len();
[INFO] [stdout]     |             ^ help: convert the identifier to snake case: `n`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `N` should have a snake case name
[INFO] [stdout]   --> src/network.rs:60:7
[INFO] [stdout]    |
[INFO] [stdout] 60 |         let N = self.num_nodes;
[INFO] [stdout]    |             ^ help: convert the identifier to snake case: `n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `N` should have a snake case name
[INFO] [stdout]   --> src/network.rs:84:7
[INFO] [stdout]    |
[INFO] [stdout] 84 |         let N = self.num_nodes;
[INFO] [stdout]    |             ^ help: convert the identifier to snake case: `n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `N` should have a snake case name
[INFO] [stdout]    --> src/network.rs:108:7
[INFO] [stdout]     |
[INFO] [stdout] 108 |         let N = self.num_nodes;
[INFO] [stdout]     |             ^ help: convert the identifier to snake case: `n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 34 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 16s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "3ddcedd1c9ea62bf4bee99931c9f1e2f823ca140b7cf6aeb8db51defbd34fb5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ddcedd1c9ea62bf4bee99931c9f1e2f823ca140b7cf6aeb8db51defbd34fb5c", kill_on_drop: false }`
[INFO] [stdout] 3ddcedd1c9ea62bf4bee99931c9f1e2f823ca140b7cf6aeb8db51defbd34fb5c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 83c11984251d043da8b5a5ea8c08269468521a5c0ee1607dbb8985f9951dad4b
[INFO] running `Command { std: "docker" "start" "-a" "83c11984251d043da8b5a5ea8c08269468521a5c0ee1607dbb8985f9951dad4b", kill_on_drop: false }`
[INFO] [stderr]    Compiling f v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::network::*`
[INFO] [stdout]  --> src/data.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::network::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::random`
[INFO] [stdout]  --> src/canvas.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use rand::random;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::settings::DisplaySetting::*`
[INFO] [stdout]  --> src/network.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::settings::DisplaySetting::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::num::traits::Pow`
[INFO] [stdout]  --> src/network.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::num::traits::Pow;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Scale`
[INFO] [stdout]  --> src/settings.rs:5:22
[INFO] [stdout]   |
[INFO] [stdout] 5 | use rusttype::{Font, Scale};
[INFO] [stdout]   |                      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `window::*`
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use window::*;use vector::*;use train::*;use network::*;use escape::*;use canvas::*;use data::*;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `escape::*`
[INFO] [stdout]  --> src/main.rs:9:61
[INFO] [stdout]   |
[INFO] [stdout] 9 | use window::*;use vector::*;use train::*;use network::*;use escape::*;use canvas::*;use data::*;
[INFO] [stdout]   |                                                             ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rgb`
[INFO] [stdout]   --> src/canvas.rs:49:70
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn add_grid(&mut self, x_range : (f64,f64), y_range : (f64,f64),rgb : [u32;3]) {
[INFO] [stdout]    |                                                                         ^^^ help: if this is intentional, prefix it with an underscore: `_rgb`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `current_x` is never read
[INFO] [stdout]   --> src/canvas.rs:82:11
[INFO] [stdout]    |
[INFO] [stdout] 82 |         let mut current_x = x_range.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: `x_unit_per_col`
[INFO] [stdout]    --> src/canvas.rs:116:7
[INFO] [stdout]     |
[INFO] [stdout] 116 |         let x_unit_per_col = (x_range.1 - x_range.0)/(cols as f64);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_x_unit_per_col`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `current_x`
[INFO] [stdout]    --> src/canvas.rs:118:11
[INFO] [stdout]     |
[INFO] [stdout] 118 |         let mut current_x = x_range.0;
[INFO] [stdout]     |                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/canvas.rs:118:7
[INFO] [stdout]     |
[INFO] [stdout] 118 |         let mut current_x = x_range.0;
[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: value assigned to `rgb` is never read
[INFO] [stdout]    --> src/canvas.rs:175:11
[INFO] [stdout]     |
[INFO] [stdout] 175 |         let mut rgb = [255u8;3];
[INFO] [stdout]     |                 ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `j`
[INFO] [stdout]    --> src/canvas.rs:199:8
[INFO] [stdout]     |
[INFO] [stdout] 199 |             let j = (i%2) as i32;
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/network.rs:76:5
[INFO] [stdout]    |
[INFO] [stdout] 76 |                 _ => {print!("no act for node {}",t);},
[INFO] [stdout]    |                 ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/network.rs:99:5
[INFO] [stdout]    |
[INFO] [stdout] 99 |                 _ => {print!("no act for node {}",t);},
[INFO] [stdout]    |                 ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/network.rs:151:11
[INFO] [stdout]     |
[INFO] [stdout] 151 |             for n in 0..nodes_in_layer[layer] { list.push(layer); }
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]   --> src/main.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let mut data = random_regular_datapoints( 3, x_range, y_range);
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `g`
[INFO] [stdout]   --> src/main.rs:23:10
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let mut g = |x : f64| libm::sin(x);
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_g`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `positions`
[INFO] [stdout]   --> src/main.rs:89:11
[INFO] [stdout]    |
[INFO] [stdout] 89 |                         let positions = f.positions(&graph_canvas);
[INFO] [stdout]    |                             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_positions`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `positions`
[INFO] [stdout]    --> src/main.rs:124:11
[INFO] [stdout]     |
[INFO] [stdout] 124 |                         let positions = f.positions(&graph_canvas);
[INFO] [stdout]     |                             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_positions`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `positions`
[INFO] [stdout]    --> src/main.rs:131:11
[INFO] [stdout]     |
[INFO] [stdout] 131 |                         let positions = f.positions(&graph_canvas);
[INFO] [stdout]     |                             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_positions`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `g`
[INFO] [stdout]    --> src/main.rs:140:11
[INFO] [stdout]     |
[INFO] [stdout] 140 |                         let g = model_function(settings.model);
[INFO] [stdout]     |                             ^ help: if this is intentional, prefix it with an underscore: `_g`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:21:6
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let mut data = random_regular_datapoints( 3, x_range, y_range);
[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/main.rs:23:6
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let mut g = |x : f64| libm::sin(x);
[INFO] [stdout]    |         ----^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> src/main.rs:160:7
[INFO] [stdout]     |
[INFO] [stdout] 160 |         let a = rand::random::<f64>();
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `y_range_from_data` is never used
[INFO] [stdout]   --> src/data.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub fn y_range_from_data(data : &[(f64,f64)]) -> (f64,f64) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `clean` and `dense_default` are never used
[INFO] [stdout]    --> src/network.rs:127:9
[INFO] [stdout]     |
[INFO] [stdout] 27  | impl Network {
[INFO] [stdout]     | ------------ associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 127 |     pub fn clean(&mut self, weight_limit : f64) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 140 |     pub fn dense_default(layers : usize) -> Network {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `system_window` is never used
[INFO] [stdout]  --> src/window.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn system_window(rows : usize, cols : usize)  -> Window {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `CurrentSetting` and `RateOfLayer` are never constructed
[INFO] [stdout]   --> src/settings.rs:35:2
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub enum DisplaySetting {
[INFO] [stdout]    |          -------------- variants in this enum
[INFO] [stdout] 35 |     CurrentSetting(usize),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 41 |     RateOfLayer { rate : f64, layer : usize},
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DisplaySetting` 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: variable `N` should have a snake case name
[INFO] [stdout]    --> src/canvas.rs:130:10
[INFO] [stdout]     |
[INFO] [stdout] 130 |         let N = network.layer_list.len();
[INFO] [stdout]     |             ^ help: convert the identifier to snake case: `n`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `N` should have a snake case name
[INFO] [stdout]   --> src/network.rs:60:7
[INFO] [stdout]    |
[INFO] [stdout] 60 |         let N = self.num_nodes;
[INFO] [stdout]    |             ^ help: convert the identifier to snake case: `n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `N` should have a snake case name
[INFO] [stdout]   --> src/network.rs:84:7
[INFO] [stdout]    |
[INFO] [stdout] 84 |         let N = self.num_nodes;
[INFO] [stdout]    |             ^ help: convert the identifier to snake case: `n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `N` should have a snake case name
[INFO] [stdout]    --> src/network.rs:108:7
[INFO] [stdout]     |
[INFO] [stdout] 108 |         let N = self.num_nodes;
[INFO] [stdout]     |             ^ help: convert the identifier to snake case: `n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 34 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.09s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "83c11984251d043da8b5a5ea8c08269468521a5c0ee1607dbb8985f9951dad4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83c11984251d043da8b5a5ea8c08269468521a5c0ee1607dbb8985f9951dad4b", kill_on_drop: false }`
[INFO] [stdout] 83c11984251d043da8b5a5ea8c08269468521a5c0ee1607dbb8985f9951dad4b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 43a980c2a0e34bd7a1a23a56b14cf7b6d942b0acdfc18c08413785a6ae99a62c
[INFO] running `Command { std: "docker" "start" "-a" "43a980c2a0e34bd7a1a23a56b14cf7b6d942b0acdfc18c08413785a6ae99a62c", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `crate::network::*`
[INFO] [stderr]  --> src/data.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use crate::network::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::random`
[INFO] [stderr]  --> src/canvas.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use rand::random;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::settings::DisplaySetting::*`
[INFO] [stderr]  --> src/network.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use crate::settings::DisplaySetting::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::num::traits::Pow`
[INFO] [stderr]  --> src/network.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use crate::num::traits::Pow;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Scale`
[INFO] [stderr]  --> src/settings.rs:5:22
[INFO] [stderr]   |
[INFO] [stderr] 5 | use rusttype::{Font, Scale};
[INFO] [stderr]   |                      ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `window::*`
[INFO] [stderr]  --> src/main.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use window::*;use vector::*;use train::*;use network::*;use escape::*;use canvas::*;use data::*;
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `escape::*`
[INFO] [stderr]  --> src/main.rs:9:61
[INFO] [stderr]   |
[INFO] [stderr] 9 | use window::*;use vector::*;use train::*;use network::*;use escape::*;use canvas::*;use data::*;
[INFO] [stderr]   |                                                             ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rgb`
[INFO] [stderr]   --> src/canvas.rs:49:70
[INFO] [stderr]    |
[INFO] [stderr] 49 |     pub fn add_grid(&mut self, x_range : (f64,f64), y_range : (f64,f64),rgb : [u32;3]) {
[INFO] [stderr]    |                                                                         ^^^ help: if this is intentional, prefix it with an underscore: `_rgb`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `current_x` is never read
[INFO] [stderr]   --> src/canvas.rs:82:11
[INFO] [stderr]    |
[INFO] [stderr] 82 |         let mut current_x = x_range.0;
[INFO] [stderr]    |                 ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x_unit_per_col`
[INFO] [stderr]    --> src/canvas.rs:116:7
[INFO] [stderr]     |
[INFO] [stderr] 116 |         let x_unit_per_col = (x_range.1 - x_range.0)/(cols as f64);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_x_unit_per_col`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `current_x`
[INFO] [stderr]    --> src/canvas.rs:118:11
[INFO] [stderr]     |
[INFO] [stderr] 118 |         let mut current_x = x_range.0;
[INFO] [stderr]     |                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current_x`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/canvas.rs:118:7
[INFO] [stderr]     |
[INFO] [stderr] 118 |         let mut current_x = x_range.0;
[INFO] [stderr]     |             ----^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `rgb` is never read
[INFO] [stderr]    --> src/canvas.rs:175:11
[INFO] [stderr]     |
[INFO] [stderr] 175 |         let mut rgb = [255u8;3];
[INFO] [stderr]     |                 ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `j`
[INFO] [stderr]    --> src/canvas.rs:199:8
[INFO] [stderr]     |
[INFO] [stderr] 199 |             let j = (i%2) as i32;
[INFO] [stderr]     |                 ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/network.rs:76:5
[INFO] [stderr]    |
[INFO] [stderr] 76 |                 _ => {print!("no act for node {}",t);},
[INFO] [stderr]    |                 ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/network.rs:99:5
[INFO] [stderr]    |
[INFO] [stderr] 99 |                 _ => {print!("no act for node {}",t);},
[INFO] [stderr]    |                 ^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]    --> src/network.rs:151:11
[INFO] [stderr]     |
[INFO] [stderr] 151 |             for n in 0..nodes_in_layer[layer] { list.push(layer); }
[INFO] [stderr]     |                 ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]   --> src/main.rs:21:10
[INFO] [stderr]    |
[INFO] [stderr] 21 |     let mut data = random_regular_datapoints( 3, x_range, y_range);
[INFO] [stderr]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `g`
[INFO] [stderr]   --> src/main.rs:23:10
[INFO] [stderr]    |
[INFO] [stderr] 23 |     let mut g = |x : f64| libm::sin(x);
[INFO] [stderr]    |             ^ help: if this is intentional, prefix it with an underscore: `_g`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `positions`
[INFO] [stderr]   --> src/main.rs:89:11
[INFO] [stderr]    |
[INFO] [stderr] 89 |                         let positions = f.positions(&graph_canvas);
[INFO] [stderr]    |                             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_positions`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `positions`
[INFO] [stderr]    --> src/main.rs:124:11
[INFO] [stderr]     |
[INFO] [stderr] 124 |                         let positions = f.positions(&graph_canvas);
[INFO] [stderr]     |                             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_positions`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `positions`
[INFO] [stderr]    --> src/main.rs:131:11
[INFO] [stderr]     |
[INFO] [stderr] 131 |                         let positions = f.positions(&graph_canvas);
[INFO] [stderr]     |                             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_positions`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `g`
[INFO] [stderr]    --> src/main.rs:140:11
[INFO] [stderr]     |
[INFO] [stderr] 140 |                         let g = model_function(settings.model);
[INFO] [stderr]     |                             ^ help: if this is intentional, prefix it with an underscore: `_g`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:21:6
[INFO] [stderr]    |
[INFO] [stderr] 21 |     let mut data = random_regular_datapoints( 3, x_range, y_range);
[INFO] [stderr]    |         ----^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:23:6
[INFO] [stderr]    |
[INFO] [stderr] 23 |     let mut g = |x : f64| libm::sin(x);
[INFO] [stderr]    |         ----^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]    --> src/main.rs:160:7
[INFO] [stderr]     |
[INFO] [stderr] 160 |         let a = rand::random::<f64>();
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: function `y_range_from_data` is never used
[INFO] [stderr]   --> src/data.rs:22:8
[INFO] [stderr]    |
[INFO] [stderr] 22 | pub fn y_range_from_data(data : &[(f64,f64)]) -> (f64,f64) {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `clean` and `dense_default` are never used
[INFO] [stderr]    --> src/network.rs:127:9
[INFO] [stderr]     |
[INFO] [stderr] 27  | impl Network {
[INFO] [stderr]     | ------------ associated items in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 127 |     pub fn clean(&mut self, weight_limit : f64) {
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 140 |     pub fn dense_default(layers : usize) -> Network {
[INFO] [stderr]     |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `system_window` is never used
[INFO] [stderr]  --> src/window.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn system_window(rows : usize, cols : usize)  -> Window {
[INFO] [stderr]   |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variants `CurrentSetting` and `RateOfLayer` are never constructed
[INFO] [stderr]   --> src/settings.rs:35:2
[INFO] [stderr]    |
[INFO] [stderr] 34 | pub enum DisplaySetting {
[INFO] [stderr]    |          -------------- variants in this enum
[INFO] [stderr] 35 |     CurrentSetting(usize),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 41 |     RateOfLayer { rate : f64, layer : usize},
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `DisplaySetting` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: variable `N` should have a snake case name
[INFO] [stderr]    --> src/canvas.rs:130:10
[INFO] [stderr]     |
[INFO] [stderr] 130 |         let N = network.layer_list.len();
[INFO] [stderr]     |             ^ help: convert the identifier to snake case: `n`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `N` should have a snake case name
[INFO] [stderr]   --> src/network.rs:60:7
[INFO] [stderr]    |
[INFO] [stderr] 60 |         let N = self.num_nodes;
[INFO] [stderr]    |             ^ help: convert the identifier to snake case: `n`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `N` should have a snake case name
[INFO] [stderr]   --> src/network.rs:84:7
[INFO] [stderr]    |
[INFO] [stderr] 84 |         let N = self.num_nodes;
[INFO] [stderr]    |             ^ help: convert the identifier to snake case: `n`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `N` should have a snake case name
[INFO] [stderr]    --> src/network.rs:108:7
[INFO] [stderr]     |
[INFO] [stderr] 108 |         let N = self.num_nodes;
[INFO] [stderr]     |             ^ help: convert the identifier to snake case: `n`
[INFO] [stderr] 
[INFO] [stderr] warning: `f` (bin "f" test) generated 34 warnings (run `cargo fix --bin "f" --tests` to apply 22 suggestions)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.24s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/f-c7b8c83a91a6d184)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "43a980c2a0e34bd7a1a23a56b14cf7b6d942b0acdfc18c08413785a6ae99a62c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43a980c2a0e34bd7a1a23a56b14cf7b6d942b0acdfc18c08413785a6ae99a62c", kill_on_drop: false }`
[INFO] [stdout] 43a980c2a0e34bd7a1a23a56b14cf7b6d942b0acdfc18c08413785a6ae99a62c
[INFO] testing c0ntinua/nn-scope against beta-2024-01-09 for beta-1.76-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fc0ntinua%2Fnn-scope" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/c0ntinua/nn-scope on toolchain beta-2024-01-09
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-01-09" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/c0ntinua/nn-scope
[INFO] finished tweaking git repo https://github.com/c0ntinua/nn-scope
[INFO] tweaked toml for git repo https://github.com/c0ntinua/nn-scope written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/c0ntinua/nn-scope already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-01-09" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-01-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d62c21f4dbe42855ee4d945e940eb9e479930678177bfc640ec4cf8c694f068d
[INFO] running `Command { std: "docker" "start" "-a" "d62c21f4dbe42855ee4d945e940eb9e479930678177bfc640ec4cf8c694f068d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d62c21f4dbe42855ee4d945e940eb9e479930678177bfc640ec4cf8c694f068d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d62c21f4dbe42855ee4d945e940eb9e479930678177bfc640ec4cf8c694f068d", kill_on_drop: false }`
[INFO] [stdout] d62c21f4dbe42855ee4d945e940eb9e479930678177bfc640ec4cf8c694f068d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-01-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e01104e2fae158963c0c2ba48ef3d9a7bbcfc43a840471feb1c438c7277a999a
[INFO] running `Command { std: "docker" "start" "-a" "e01104e2fae158963c0c2ba48ef3d9a7bbcfc43a840471feb1c438c7277a999a", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.8
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.4
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling getrandom v0.2.6
[INFO] [stderr]    Compiling miniz_oxide v0.5.1
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling wayland-scanner v0.29.4
[INFO] [stderr]    Compiling smallvec v1.8.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling wayland-sys v0.29.4
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling libloading v0.7.3
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling dlib v0.5.0
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling inflate v0.4.5
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling bytemuck v1.9.1
[INFO] [stderr]    Compiling wayland-client v0.29.4
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling nix v0.22.3
[INFO] [stderr]    Compiling once_cell v1.12.0
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling spin v0.9.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling safe_arch v0.6.0
[INFO] [stderr]    Compiling flate2 v1.0.23
[INFO] [stderr]    Compiling num-complex v0.4.1
[INFO] [stderr]    Compiling nanorand v0.7.0
[INFO] [stderr]    Compiling backtrace v0.3.65
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling deflate v1.0.0
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stdout] error[E0310]: the parameter type `T` may not live long enough
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rustc-serialize-0.3.24/src/serialize.rs:1155:5
[INFO] [stdout]      |
[INFO] [stdout] 1155 |     fn decode<D: Decoder>(d: &mut D) -> Result<Cow<'static, T>, D::Error> {
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |     |
[INFO] [stdout]      |     the parameter type `T` must be valid for the static lifetime...
[INFO] [stdout]      |     ...so that the type `T` will meet its required lifetime bounds...
[INFO] [stdout]      |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]     --> /rustc/650745ceb2ae60e04f8cd7bfb671fc37239533e4/library/alloc/src/borrow.rs:180:30
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]      |
[INFO] [stdout] 1151 | impl<'a, T: ?Sized + 'static> Decodable for Cow<'a, T>
[INFO] [stdout]      |                    +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling downcast-rs v1.2.0
[INFO] [stderr]    Compiling scoped-tls v1.0.0
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling lzw v0.10.0
[INFO] [stderr]    Compiling weezl v0.1.6
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling gimli v0.26.1
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0310`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustc-serialize` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "e01104e2fae158963c0c2ba48ef3d9a7bbcfc43a840471feb1c438c7277a999a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e01104e2fae158963c0c2ba48ef3d9a7bbcfc43a840471feb1c438c7277a999a", kill_on_drop: false }`
[INFO] [stdout] e01104e2fae158963c0c2ba48ef3d9a7bbcfc43a840471feb1c438c7277a999a
