Dec 13 14:31:27.799 INFO testing kasper0406/neuralnetwork against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 13 14:31:27.799 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 13 14:31:28.277 INFO [stdout] 043a5cb445218abbc9fdb4c8dcad7abb70c6257bb637db029829bacafec70472
Dec 13 14:31:28.280 INFO running `"docker" "start" "-a" "043a5cb445218abbc9fdb4c8dcad7abb70c6257bb637db029829bacafec70472"`
Dec 13 14:31:31.030 INFO [stderr] usermod: no changes
Dec 13 14:31:31.349 INFO [stderr]    Compiling futures-core-preview v0.2.3
Dec 13 14:31:31.352 INFO [stderr]    Compiling crossbeam-epoch v0.3.1
Dec 13 14:31:31.354 INFO [stderr]    Compiling crossbeam-epoch v0.5.2
Dec 13 14:31:31.383 INFO [stderr]    Compiling crossbeam-epoch v0.6.0
Dec 13 14:31:31.389 INFO [stderr]    Compiling parking_lot_core v0.3.1
Dec 13 14:31:34.485 INFO [stderr]    Compiling futures-channel-preview v0.2.2
Dec 13 14:31:34.491 INFO [stderr]    Compiling futures-io-preview v0.2.2
Dec 13 14:31:37.742 INFO [stderr]    Compiling crossbeam-deque v0.5.2
Dec 13 14:31:38.936 INFO [stderr]    Compiling futures-sink-preview v0.2.2
Dec 13 14:31:39.269 INFO [stderr]    Compiling crossbeam-deque v0.2.0
Dec 13 14:31:39.527 INFO [stderr]    Compiling parking_lot v0.6.4
Dec 13 14:31:40.455 INFO [stderr]    Compiling futures-util-preview v0.2.2
Dec 13 14:31:41.491 INFO [stderr]    Compiling rayon-core v1.4.1
Dec 13 14:31:42.923 INFO [stderr]    Compiling crossbeam-channel v0.2.6
Dec 13 14:31:46.375 INFO [stderr]    Compiling crossbeam v0.4.1
Dec 13 14:31:46.795 INFO [stderr]    Compiling rayon v1.0.2
Dec 13 14:31:49.387 INFO [stderr]    Compiling futures-executor-preview v0.2.2
Dec 13 14:31:52.567 INFO [stderr]    Compiling futures-stable-preview v0.2.3
Dec 13 14:31:52.743 INFO [stderr]    Compiling futures-async-runtime-preview v0.2.3
Dec 13 14:31:53.007 INFO [stderr]    Compiling futures-preview v0.2.2
Dec 13 14:31:55.115 INFO [stderr]    Compiling digits v0.1.0 (/source)
Dec 13 14:31:56.844 INFO [stderr] warning: unused imports: `Distribution`, `Normal`
Dec 13 14:31:56.844 INFO [stderr]   --> src/main.rs:16:27
Dec 13 14:31:56.844 INFO [stderr]    |
Dec 13 14:31:56.844 INFO [stderr] 16 | use rand::distributions::{Normal, Distribution};
Dec 13 14:31:56.844 INFO [stderr]    |                           ^^^^^^  ^^^^^^^^^^^^
Dec 13 14:31:56.844 INFO [stderr]    |
Dec 13 14:31:56.844 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 13 14:31:56.844 INFO [stderr] 
Dec 13 14:31:56.844 INFO [stderr] warning: unused import: `std::ptr`
Dec 13 14:31:56.844 INFO [stderr]   --> src/main.rs:18:5
Dec 13 14:31:56.844 INFO [stderr]    |
Dec 13 14:31:56.844 INFO [stderr] 18 | use std::ptr;
Dec 13 14:31:56.844 INFO [stderr]    |     ^^^^^^^^
Dec 13 14:31:56.844 INFO [stderr] 
Dec 13 14:31:56.844 INFO [stderr] warning: unused import: `std::collections::HashMap`
Dec 13 14:31:56.844 INFO [stderr]   --> src/main.rs:19:5
Dec 13 14:31:56.844 INFO [stderr]    |
Dec 13 14:31:56.844 INFO [stderr] 19 | use std::collections::HashMap;
Dec 13 14:31:56.844 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 14:31:56.844 INFO [stderr] 
Dec 13 14:31:56.844 INFO [stderr] warning: unused import: `std::thread`
Dec 13 14:31:56.844 INFO [stderr]   --> src/main.rs:21:5
Dec 13 14:31:56.844 INFO [stderr]    |
Dec 13 14:31:56.844 INFO [stderr] 21 | use std::thread;
Dec 13 14:31:56.844 INFO [stderr]    |     ^^^^^^^^^^^
Dec 13 14:31:56.844 INFO [stderr] 
Dec 13 14:31:56.844 INFO [stderr] warning: unused import: `std::rc::Rc`
Dec 13 14:31:56.844 INFO [stderr]   --> src/main.rs:22:5
Dec 13 14:31:56.844 INFO [stderr]    |
Dec 13 14:31:56.844 INFO [stderr] 22 | use std::rc::Rc;
Dec 13 14:31:56.844 INFO [stderr]    |     ^^^^^^^^^^^
Dec 13 14:31:56.844 INFO [stderr] 
Dec 13 14:31:56.844 INFO [stderr] warning: unused import: `activationfunction::ActivationFunction`
Dec 13 14:31:56.844 INFO [stderr]   --> src/main.rs:26:5
Dec 13 14:31:56.844 INFO [stderr]    |
Dec 13 14:31:56.844 INFO [stderr] 26 | use activationfunction::ActivationFunction;
Dec 13 14:31:56.844 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 14:31:56.844 INFO [stderr] 
Dec 13 14:31:56.844 INFO [stderr] warning: unused imports: `AddAssign`, `Add`, `Index`, `Mul`
Dec 13 14:31:56.844 INFO [stderr]  --> src/neuralnetwork.rs:6:16
Dec 13 14:31:56.844 INFO [stderr]   |
Dec 13 14:31:56.844 INFO [stderr] 6 | use std::ops::{Add, AddAssign, Mul, Index};
Dec 13 14:31:56.844 INFO [stderr]   |                ^^^  ^^^^^^^^^  ^^^  ^^^^^
Dec 13 14:31:56.844 INFO [stderr] 
Dec 13 14:31:56.844 INFO [stderr] warning: unused import: `num::Zero`
Dec 13 14:31:56.844 INFO [stderr]  --> src/neuralnetwork.rs:7:5
Dec 13 14:31:56.844 INFO [stderr]   |
Dec 13 14:31:56.844 INFO [stderr] 7 | use num::Zero;
Dec 13 14:31:56.844 INFO [stderr]   |     ^^^^^^^^^
Dec 13 14:31:56.844 INFO [stderr] 
Dec 13 14:31:56.844 INFO [stderr] warning: unused import: `thread_rng`
Dec 13 14:31:56.844 INFO [stderr]  --> src/neuralnetwork.rs:8:12
Dec 13 14:31:56.844 INFO [stderr]   |
Dec 13 14:31:56.844 INFO [stderr] 8 | use rand::{thread_rng, Rng};
Dec 13 14:31:56.844 INFO [stderr]   |            ^^^^^^^^^^
Dec 13 14:31:56.844 INFO [stderr] 
Dec 13 14:31:56.844 INFO [stderr] warning: unused import: `Uniform`
Dec 13 14:31:56.844 INFO [stderr]  --> src/neuralnetwork.rs:9:27
Dec 13 14:31:56.844 INFO [stderr]   |
Dec 13 14:31:56.844 INFO [stderr] 9 | use rand::distributions::{Uniform, Normal, Distribution};
Dec 13 14:31:56.844 INFO [stderr]   |                           ^^^^^^^
Dec 13 14:31:56.844 INFO [stderr] 
Dec 13 14:31:56.844 INFO [stderr] warning: unused import: `Rev`
Dec 13 14:31:56.844 INFO [stderr]   --> src/neuralnetwork.rs:10:27
Dec 13 14:31:56.844 INFO [stderr]    |
Dec 13 14:31:56.844 INFO [stderr] 10 | use std::iter::{Iterator, Rev};
Dec 13 14:31:56.844 INFO [stderr]    |                           ^^^
Dec 13 14:31:56.844 INFO [stderr] 
Dec 13 14:31:56.844 INFO [stderr] warning: unused import: `std::sync::MutexGuard`
Dec 13 14:31:56.844 INFO [stderr]   --> src/main.rs:43:5
Dec 13 14:31:56.844 INFO [stderr]    |
Dec 13 14:31:56.844 INFO [stderr] 43 | use std::sync::MutexGuard;
Dec 13 14:31:56.844 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 13 14:31:56.844 INFO [stderr] 
Dec 13 14:31:56.844 INFO [stderr] warning: unused imports: `Add`, `Sub`
Dec 13 14:31:56.844 INFO [stderr]  --> src/ksuccession.rs:1:33
Dec 13 14:31:56.844 INFO [stderr]   |
Dec 13 14:31:56.844 INFO [stderr] 1 | use std::ops::{Index, IndexMut, Add, Sub};
Dec 13 14:31:56.844 INFO [stderr]   |                                 ^^^  ^^^
Dec 13 14:31:56.844 INFO [stderr] 
Dec 13 14:31:56.844 INFO [stderr] warning: unused import: `KSuccession`
Dec 13 14:31:56.844 INFO [stderr]   --> src/main.rs:48:20
Dec 13 14:31:56.844 INFO [stderr]    |
Dec 13 14:31:56.844 INFO [stderr] 48 | use ksuccession::{ KSuccession, Color };
Dec 13 14:31:56.845 INFO [stderr]    |                    ^^^^^^^^^^^
Dec 13 14:31:56.845 INFO [stderr] 
Dec 13 14:31:56.845 INFO [stderr] warning: unused import: `LayerDescription`
Dec 13 14:31:56.845 INFO [stderr]  --> src/ksuccessiontrainer.rs:4:37
Dec 13 14:31:56.845 INFO [stderr]   |
Dec 13 14:31:56.845 INFO [stderr] 4 | use neuralnetwork::{ NeuralNetwork, LayerDescription };
Dec 13 14:31:56.845 INFO [stderr]   |                                     ^^^^^^^^^^^^^^^^
Dec 13 14:31:56.845 INFO [stderr] 
Dec 13 14:31:56.851 INFO [stderr] warning: unused import: `Agent`
Dec 13 14:31:56.851 INFO [stderr]   --> src/main.rs:51:47
Dec 13 14:31:56.851 INFO [stderr]    |
Dec 13 14:31:56.851 INFO [stderr] 51 | use ksuccessiontrainer::{ KSuccessionTrainer, Agent, TrainableAgent, HumanAgent, NeuralNetworkAgent, GameTrace, GameDescription };
Dec 13 14:31:56.851 INFO [stderr]    |                                               ^^^^^
Dec 13 14:31:56.851 INFO [stderr] 
Dec 13 14:31:56.851 INFO [stderr] warning: unused import: `test::Bencher`
Dec 13 14:31:56.851 INFO [stderr]   --> src/main.rs:54:5
Dec 13 14:31:56.851 INFO [stderr]    |
Dec 13 14:31:56.851 INFO [stderr] 54 | use test::Bencher;
Dec 13 14:31:56.851 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 13 14:31:56.851 INFO [stderr] 
Dec 13 14:31:56.851 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 13 14:31:56.851 INFO [stderr]   --> src/main.rs:79:20
Dec 13 14:31:56.851 INFO [stderr]    |
Dec 13 14:31:56.851 INFO [stderr] 79 |                 if (read_bytes == 0) {
Dec 13 14:31:56.851 INFO [stderr]    |                    ^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 13 14:31:56.851 INFO [stderr]    |
Dec 13 14:31:56.851 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 13 14:31:56.851 INFO [stderr] 
Dec 13 14:31:56.851 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 13 14:31:56.851 INFO [stderr]   --> src/main.rs:85:20
Dec 13 14:31:56.851 INFO [stderr]    |
Dec 13 14:31:56.851 INFO [stderr] 85 |                 if (category.1 == 4) {
Dec 13 14:31:56.851 INFO [stderr]    |                    ^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 13 14:31:56.851 INFO [stderr] 
Dec 13 14:31:57.187 INFO [stderr] warning: unreachable statement
Dec 13 14:31:57.187 INFO [stderr]    --> src/main.rs:401:5
Dec 13 14:31:57.187 INFO [stderr]     |
Dec 13 14:31:57.187 INFO [stderr] 401 |     return;
Dec 13 14:31:57.187 INFO [stderr]     |     ^^^^^^^
Dec 13 14:31:57.187 INFO [stderr]     |
Dec 13 14:31:57.187 INFO [stderr]     = note: #[warn(unreachable_code)] on by default
Dec 13 14:31:57.187 INFO [stderr] 
Dec 13 14:31:57.524 INFO [stderr] warning: unused import: `Rng`
Dec 13 14:31:57.524 INFO [stderr]  --> src/neuralnetwork.rs:8:24
Dec 13 14:31:57.524 INFO [stderr]   |
Dec 13 14:31:57.524 INFO [stderr] 8 | use rand::{thread_rng, Rng};
Dec 13 14:31:57.524 INFO [stderr]   |                        ^^^
Dec 13 14:31:57.524 INFO [stderr] 
Dec 13 14:31:57.524 INFO [stderr] warning: unused import: `std::iter::Iterator`
Dec 13 14:31:57.524 INFO [stderr]  --> src/ksuccessiontrainer.rs:8:5
Dec 13 14:31:57.524 INFO [stderr]   |
Dec 13 14:31:57.524 INFO [stderr] 8 | use std::iter::Iterator;
Dec 13 14:31:57.524 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 13 14:31:57.524 INFO [stderr] 
Dec 13 14:31:57.583 INFO [stderr] warning: unused variable: `col`
Dec 13 14:31:57.583 INFO [stderr]   --> src/main.rs:92:50
Dec 13 14:31:57.583 INFO [stderr]    |
Dec 13 14:31:57.583 INFO [stderr] 92 |                 label: Matrix::new(10, 1, &|row, col| if i == row { 1_f64 } else { 0_f64 }),
Dec 13 14:31:57.583 INFO [stderr]    |                                                  ^^^ help: consider using `_col` instead
Dec 13 14:31:57.583 INFO [stderr]    |
Dec 13 14:31:57.583 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 13 14:31:57.583 INFO [stderr] 
Dec 13 14:31:57.583 INFO [stderr] warning: unused variable: `col`
Dec 13 14:31:57.583 INFO [stderr]   --> src/main.rs:93:56
Dec 13 14:31:57.583 INFO [stderr]    |
Dec 13 14:31:57.583 INFO [stderr] 93 |                 values: Matrix::new(16 * 16, 1, &|row, col| pixels[row])
Dec 13 14:31:57.583 INFO [stderr]    |                                                        ^^^ help: consider using `_col` instead
Dec 13 14:31:57.583 INFO [stderr] 
Dec 13 14:31:57.583 INFO [stderr] warning: unused variable: `twoplayerscore`
Dec 13 14:31:57.583 INFO [stderr]    --> src/main.rs:112:9
Dec 13 14:31:57.583 INFO [stderr]     |
Dec 13 14:31:57.583 INFO [stderr] 112 |     let twoplayerscore = &TwoPlayerScore;
Dec 13 14:31:57.583 INFO [stderr]     |         ^^^^^^^^^^^^^^ help: consider using `_twoplayerscore` instead
Dec 13 14:31:57.583 INFO [stderr] 
Dec 13 14:31:57.583 INFO [stderr] warning: unused variable: `col`
Dec 13 14:31:57.583 INFO [stderr]    --> src/main.rs:420:59
Dec 13 14:31:57.583 INFO [stderr]     |
Dec 13 14:31:57.583 INFO [stderr] 420 |                 values: Matrix::new(image_size, 1, &|row, col| raw_values[row]),
Dec 13 14:31:57.583 INFO [stderr]     |                                                           ^^^ help: consider using `_col` instead
Dec 13 14:31:57.583 INFO [stderr] 
Dec 13 14:31:57.583 INFO [stderr] warning: unused variable: `col`
Dec 13 14:31:57.583 INFO [stderr]    --> src/main.rs:421:50
Dec 13 14:31:57.583 INFO [stderr]     |
Dec 13 14:31:57.583 INFO [stderr] 421 |                 label: Matrix::new(10, 1, &|row, col| raw_values[image_size + row])
Dec 13 14:31:57.583 INFO [stderr]     |                                                  ^^^ help: consider using `_col` instead
Dec 13 14:31:57.583 INFO [stderr] 
Dec 13 14:31:57.583 INFO [stderr] warning: unused variable: `row`
Dec 13 14:31:57.583 INFO [stderr]    --> src/main.rs:504:59
Dec 13 14:31:57.583 INFO [stderr]     |
Dec 13 14:31:57.583 INFO [stderr] 504 |     let mut classification_matrix = Matrix::new(10, 10, &|row, col| 0);
Dec 13 14:31:57.583 INFO [stderr]     |                                                           ^^^ help: consider using `_row` instead
Dec 13 14:31:57.583 INFO [stderr] 
Dec 13 14:31:57.583 INFO [stderr] warning: unused variable: `col`
Dec 13 14:31:57.583 INFO [stderr]    --> src/main.rs:504:64
Dec 13 14:31:57.583 INFO [stderr]     |
Dec 13 14:31:57.583 INFO [stderr] 504 |     let mut classification_matrix = Matrix::new(10, 10, &|row, col| 0);
Dec 13 14:31:57.583 INFO [stderr]     |                                                                ^^^ help: consider using `_col` instead
Dec 13 14:31:57.583 INFO [stderr] 
Dec 13 14:31:57.583 INFO [stderr] warning: unused variable: `sigmoid`
Dec 13 14:31:57.583 INFO [stderr]    --> src/main.rs:403:9
Dec 13 14:31:57.583 INFO [stderr]     |
Dec 13 14:31:57.583 INFO [stderr] 403 |     let sigmoid = &Sigmoid;
Dec 13 14:31:57.583 INFO [stderr]     |         ^^^^^^^ help: consider using `_sigmoid` instead
Dec 13 14:31:57.583 INFO [stderr] 
Dec 13 14:31:57.583 INFO [stderr] warning: unused variable: `print_sample`
Dec 13 14:31:57.583 INFO [stderr]    --> src/main.rs:428:9
Dec 13 14:31:57.583 INFO [stderr]     |
Dec 13 14:31:57.583 INFO [stderr] 428 |     let print_sample = |sample: &Matrix<f64>| {
Dec 13 14:31:57.583 INFO [stderr]     |         ^^^^^^^^^^^^ help: consider using `_print_sample` instead
Dec 13 14:31:57.583 INFO [stderr] 
Dec 13 14:31:57.583 INFO [stderr] warning: unused variable: `relu`
Dec 13 14:31:57.583 INFO [stderr]    --> src/main.rs:438:9
Dec 13 14:31:57.583 INFO [stderr]     |
Dec 13 14:31:57.583 INFO [stderr] 438 |     let relu = &Relu;
Dec 13 14:31:57.583 INFO [stderr]     |         ^^^^ help: consider using `_relu` instead
Dec 13 14:31:57.583 INFO [stderr] 
Dec 13 14:31:57.583 INFO [stderr] warning: unused variable: `row`
Dec 13 14:31:57.583 INFO [stderr]   --> src/neuralnetwork.rs:58:83
Dec 13 14:31:57.583 INFO [stderr]    |
Dec 13 14:31:57.583 INFO [stderr] 58 |                 weights: Matrix::new(layer.num_neurons, prev_layer_neurons + 1, &|row, col| {
Dec 13 14:31:57.583 INFO [stderr]    |                                                                                   ^^^ help: consider using `_row` instead
Dec 13 14:31:57.583 INFO [stderr] 
Dec 13 14:31:57.583 INFO [stderr] warning: unused variable: `col`
Dec 13 14:31:57.583 INFO [stderr]   --> src/neuralnetwork.rs:58:88
Dec 13 14:31:57.583 INFO [stderr]    |
Dec 13 14:31:57.583 INFO [stderr] 58 |                 weights: Matrix::new(layer.num_neurons, prev_layer_neurons + 1, &|row, col| {
Dec 13 14:31:57.583 INFO [stderr]    |                                                                                        ^^^ help: consider using `_col` instead
Dec 13 14:31:57.583 INFO [stderr] 
Dec 13 14:31:57.583 INFO [stderr] warning: unused variable: `row`
Dec 13 14:31:57.583 INFO [stderr]    --> src/neuralnetwork.rs:126:70
Dec 13 14:31:57.583 INFO [stderr]     |
Dec 13 14:31:57.583 INFO [stderr] 126 |             None => Matrix::new(weights.rows(), weights.columns(), &|row, col| 0_f64),
Dec 13 14:31:57.583 INFO [stderr]     |                                                                      ^^^ help: consider using `_row` instead
Dec 13 14:31:57.583 INFO [stderr] 
Dec 13 14:31:57.583 INFO [stderr] warning: unused variable: `col`
Dec 13 14:31:57.583 INFO [stderr]    --> src/neuralnetwork.rs:126:75
Dec 13 14:31:57.583 INFO [stderr]     |
Dec 13 14:31:57.583 INFO [stderr] 126 |             None => Matrix::new(weights.rows(), weights.columns(), &|row, col| 0_f64),
Dec 13 14:31:57.583 INFO [stderr]     |                                                                           ^^^ help: consider using `_col` instead
Dec 13 14:31:57.583 INFO [stderr] 
Dec 13 14:31:57.583 INFO [stderr] warning: unused variable: `lambda`
Dec 13 14:31:57.584 INFO [stderr]    --> src/neuralnetwork.rs:127:46
Dec 13 14:31:57.584 INFO [stderr]     |
Dec 13 14:31:57.584 INFO [stderr] 127 |             Some(Regulizer::WeightPeanalizer(lambda)) => Matrix::new(weights.rows(), weights.columns(), &|row, col| {
Dec 13 14:31:57.584 INFO [stderr]     |                                              ^^^^^^ help: consider using `_lambda` instead
Dec 13 14:31:57.584 INFO [stderr] 
Dec 13 14:31:57.584 INFO [stderr] warning: unused variable: `row`
Dec 13 14:31:57.584 INFO [stderr]    --> src/neuralnetwork.rs:159:86
Dec 13 14:31:57.584 INFO [stderr]     |
Dec 13 14:31:57.584 INFO [stderr] 159 |                 ms.push(Matrix::new(layer.weights.rows(), layer.weights.columns(), &|row, col| 0_f64));
Dec 13 14:31:57.584 INFO [stderr]     |                                                                                      ^^^ help: consider using `_row` instead
Dec 13 14:31:57.584 INFO [stderr] 
Dec 13 14:31:57.584 INFO [stderr] warning: unused variable: `col`
Dec 13 14:31:57.584 INFO [stderr]    --> src/neuralnetwork.rs:159:91
Dec 13 14:31:57.584 INFO [stderr]     |
Dec 13 14:31:57.584 INFO [stderr] 159 |                 ms.push(Matrix::new(layer.weights.rows(), layer.weights.columns(), &|row, col| 0_f64));
Dec 13 14:31:57.584 INFO [stderr]     |                                                                                           ^^^ help: consider using `_col` instead
Dec 13 14:31:57.584 INFO [stderr] 
Dec 13 14:31:57.584 INFO [stderr] warning: unused variable: `col`
Dec 13 14:31:57.584 INFO [stderr]   --> src/ksuccessiontrainer.rs:97:76
Dec 13 14:31:57.584 INFO [stderr]    |
Dec 13 14:31:57.584 INFO [stderr] 97 |         return Matrix::new(game.get_rows() * game.get_columns(), 1, &|row, col| {
Dec 13 14:31:57.584 INFO [stderr]    |                                                                            ^^^ help: consider using `_col` instead
Dec 13 14:31:57.584 INFO [stderr] 
Dec 13 14:31:57.584 INFO [stderr] warning: unused variable: `row`
Dec 13 14:31:57.584 INFO [stderr]    --> src/ksuccessiontrainer.rs:149:33
Dec 13 14:31:57.584 INFO [stderr]     |
Dec 13 14:31:57.584 INFO [stderr] 149 |             Matrix::new(1, 1, &|row, col| {
Dec 13 14:31:57.584 INFO [stderr]     |                                 ^^^ help: consider using `_row` instead
Dec 13 14:31:57.584 INFO [stderr] 
Dec 13 14:31:57.584 INFO [stderr] warning: unused variable: `col`
Dec 13 14:31:57.584 INFO [stderr]    --> src/ksuccessiontrainer.rs:149:38
Dec 13 14:31:57.584 INFO [stderr]     |
Dec 13 14:31:57.584 INFO [stderr] 149 |             Matrix::new(1, 1, &|row, col| {
Dec 13 14:31:57.584 INFO [stderr]     |                                      ^^^ help: consider using `_col` instead
Dec 13 14:31:57.584 INFO [stderr] 
Dec 13 14:31:57.835 INFO [stderr] warning: method is never used: `get_winner`
Dec 13 14:31:57.835 INFO [stderr]   --> src/ksuccession.rs:98:5
Dec 13 14:31:57.835 INFO [stderr]    |
Dec 13 14:31:57.835 INFO [stderr] 98 |     pub fn get_winner(&self) -> Option<Color> {
Dec 13 14:31:57.835 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 14:31:57.835 INFO [stderr]    |
Dec 13 14:31:57.835 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 13 14:31:57.835 INFO [stderr] 
Dec 13 14:31:57.835 INFO [stderr] warning: method is never used: `get_action`
Dec 13 14:31:57.835 INFO [stderr]   --> src/ksuccessiontrainer.rs:39:5
Dec 13 14:31:57.835 INFO [stderr]    |
Dec 13 14:31:57.835 INFO [stderr] 39 |     pub fn get_action(&self) -> usize {
Dec 13 14:31:57.835 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 14:31:57.835 INFO [stderr] 
Dec 13 14:31:57.835 INFO [stderr] warning: method is never used: `get_actions`
Dec 13 14:31:57.835 INFO [stderr]   --> src/ksuccessiontrainer.rs:51:5
Dec 13 14:31:57.835 INFO [stderr]    |
Dec 13 14:31:57.835 INFO [stderr] 51 |     pub fn get_actions(&self) -> &Vec<Action> {
Dec 13 14:31:57.835 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 14:31:57.835 INFO [stderr] 
Dec 13 14:31:57.843 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 13 14:31:57.843 INFO [stderr]   --> src/main.rs:87:21
Dec 13 14:31:57.843 INFO [stderr]    |
Dec 13 14:31:57.843 INFO [stderr] 87 |                     file.read(&mut tmp_buffer);
Dec 13 14:31:57.843 INFO [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 14:31:57.843 INFO [stderr]    |
Dec 13 14:31:57.843 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 13 14:31:57.843 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 13 14:31:57.843 INFO [stderr] 
Dec 13 14:32:01.439 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.36s
Dec 13 14:32:01.439 INFO [stderr] su: No module specific data is present
Dec 13 14:32:02.019 INFO running `"docker" "inspect" "043a5cb445218abbc9fdb4c8dcad7abb70c6257bb637db029829bacafec70472"`
Dec 13 14:32:02.659 INFO running `"docker" "rm" "-f" "043a5cb445218abbc9fdb4c8dcad7abb70c6257bb637db029829bacafec70472"`
Dec 13 14:32:03.134 INFO [stdout] 043a5cb445218abbc9fdb4c8dcad7abb70c6257bb637db029829bacafec70472
Dec 13 14:32:03.456 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 13 14:32:04.158 INFO [stdout] 1cb23c7ae9613e82b86360287b0608e243b2ffb8589ec2535f1adb306a014cf0
Dec 13 14:32:04.167 INFO running `"docker" "start" "-a" "1cb23c7ae9613e82b86360287b0608e243b2ffb8589ec2535f1adb306a014cf0"`
Dec 13 14:32:05.744 INFO [stderr] usermod: no changes
Dec 13 14:32:05.965 INFO [stderr]    Compiling digits v0.1.0 (/source)
Dec 13 14:32:07.415 INFO [stderr] warning: unused imports: `Distribution`, `Normal`
Dec 13 14:32:07.415 INFO [stderr]   --> src/main.rs:16:27
Dec 13 14:32:07.415 INFO [stderr]    |
Dec 13 14:32:07.415 INFO [stderr] 16 | use rand::distributions::{Normal, Distribution};
Dec 13 14:32:07.415 INFO [stderr]    |                           ^^^^^^  ^^^^^^^^^^^^
Dec 13 14:32:07.415 INFO [stderr]    |
Dec 13 14:32:07.415 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 13 14:32:07.415 INFO [stderr] 
Dec 13 14:32:07.415 INFO [stderr] warning: unused import: `std::ptr`
Dec 13 14:32:07.415 INFO [stderr]   --> src/main.rs:18:5
Dec 13 14:32:07.415 INFO [stderr]    |
Dec 13 14:32:07.415 INFO [stderr] 18 | use std::ptr;
Dec 13 14:32:07.415 INFO [stderr]    |     ^^^^^^^^
Dec 13 14:32:07.415 INFO [stderr] 
Dec 13 14:32:07.415 INFO [stderr] warning: unused import: `std::collections::HashMap`
Dec 13 14:32:07.415 INFO [stderr]   --> src/main.rs:19:5
Dec 13 14:32:07.415 INFO [stderr]    |
Dec 13 14:32:07.415 INFO [stderr] 19 | use std::collections::HashMap;
Dec 13 14:32:07.415 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 14:32:07.415 INFO [stderr] 
Dec 13 14:32:07.415 INFO [stderr] warning: unused import: `std::thread`
Dec 13 14:32:07.415 INFO [stderr]   --> src/main.rs:21:5
Dec 13 14:32:07.415 INFO [stderr]    |
Dec 13 14:32:07.415 INFO [stderr] 21 | use std::thread;
Dec 13 14:32:07.415 INFO [stderr]    |     ^^^^^^^^^^^
Dec 13 14:32:07.415 INFO [stderr] 
Dec 13 14:32:07.415 INFO [stderr] warning: unused import: `std::rc::Rc`
Dec 13 14:32:07.415 INFO [stderr]   --> src/main.rs:22:5
Dec 13 14:32:07.415 INFO [stderr]    |
Dec 13 14:32:07.415 INFO [stderr] 22 | use std::rc::Rc;
Dec 13 14:32:07.415 INFO [stderr]    |     ^^^^^^^^^^^
Dec 13 14:32:07.415 INFO [stderr] 
Dec 13 14:32:07.415 INFO [stderr] warning: unused import: `activationfunction::ActivationFunction`
Dec 13 14:32:07.415 INFO [stderr]   --> src/main.rs:26:5
Dec 13 14:32:07.415 INFO [stderr]    |
Dec 13 14:32:07.415 INFO [stderr] 26 | use activationfunction::ActivationFunction;
Dec 13 14:32:07.415 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 14:32:07.415 INFO [stderr] 
Dec 13 14:32:07.415 INFO [stderr] warning: unused imports: `AddAssign`, `Add`, `Index`, `Mul`
Dec 13 14:32:07.415 INFO [stderr]  --> src/neuralnetwork.rs:6:16
Dec 13 14:32:07.415 INFO [stderr]   |
Dec 13 14:32:07.415 INFO [stderr] 6 | use std::ops::{Add, AddAssign, Mul, Index};
Dec 13 14:32:07.415 INFO [stderr]   |                ^^^  ^^^^^^^^^  ^^^  ^^^^^
Dec 13 14:32:07.415 INFO [stderr] 
Dec 13 14:32:07.415 INFO [stderr] warning: unused import: `num::Zero`
Dec 13 14:32:07.415 INFO [stderr]  --> src/neuralnetwork.rs:7:5
Dec 13 14:32:07.415 INFO [stderr]   |
Dec 13 14:32:07.415 INFO [stderr] 7 | use num::Zero;
Dec 13 14:32:07.415 INFO [stderr]   |     ^^^^^^^^^
Dec 13 14:32:07.415 INFO [stderr] 
Dec 13 14:32:07.415 INFO [stderr] warning: unused import: `thread_rng`
Dec 13 14:32:07.415 INFO [stderr]  --> src/neuralnetwork.rs:8:12
Dec 13 14:32:07.415 INFO [stderr]   |
Dec 13 14:32:07.415 INFO [stderr] 8 | use rand::{thread_rng, Rng};
Dec 13 14:32:07.415 INFO [stderr]   |            ^^^^^^^^^^
Dec 13 14:32:07.415 INFO [stderr] 
Dec 13 14:32:07.415 INFO [stderr] warning: unused import: `Uniform`
Dec 13 14:32:07.415 INFO [stderr]  --> src/neuralnetwork.rs:9:27
Dec 13 14:32:07.415 INFO [stderr]   |
Dec 13 14:32:07.415 INFO [stderr] 9 | use rand::distributions::{Uniform, Normal, Distribution};
Dec 13 14:32:07.415 INFO [stderr]   |                           ^^^^^^^
Dec 13 14:32:07.415 INFO [stderr] 
Dec 13 14:32:07.415 INFO [stderr] warning: unused import: `Rev`
Dec 13 14:32:07.415 INFO [stderr]   --> src/neuralnetwork.rs:10:27
Dec 13 14:32:07.415 INFO [stderr]    |
Dec 13 14:32:07.415 INFO [stderr] 10 | use std::iter::{Iterator, Rev};
Dec 13 14:32:07.415 INFO [stderr]    |                           ^^^
Dec 13 14:32:07.415 INFO [stderr] 
Dec 13 14:32:07.415 INFO [stderr] warning: unused import: `std::sync::MutexGuard`
Dec 13 14:32:07.416 INFO [stderr]   --> src/main.rs:43:5
Dec 13 14:32:07.416 INFO [stderr]    |
Dec 13 14:32:07.416 INFO [stderr] 43 | use std::sync::MutexGuard;
Dec 13 14:32:07.416 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 13 14:32:07.416 INFO [stderr] 
Dec 13 14:32:07.416 INFO [stderr] warning: unused imports: `Add`, `Sub`
Dec 13 14:32:07.416 INFO [stderr]  --> src/ksuccession.rs:1:33
Dec 13 14:32:07.416 INFO [stderr]   |
Dec 13 14:32:07.416 INFO [stderr] 1 | use std::ops::{Index, IndexMut, Add, Sub};
Dec 13 14:32:07.416 INFO [stderr]   |                                 ^^^  ^^^
Dec 13 14:32:07.416 INFO [stderr] 
Dec 13 14:32:07.416 INFO [stderr] warning: unused import: `LayerDescription`
Dec 13 14:32:07.416 INFO [stderr]  --> src/ksuccessiontrainer.rs:4:37
Dec 13 14:32:07.416 INFO [stderr]   |
Dec 13 14:32:07.416 INFO [stderr] 4 | use neuralnetwork::{ NeuralNetwork, LayerDescription };
Dec 13 14:32:07.416 INFO [stderr]   |                                     ^^^^^^^^^^^^^^^^
Dec 13 14:32:07.416 INFO [stderr] 
Dec 13 14:32:07.416 INFO [stderr] warning: unused import: `Agent`
Dec 13 14:32:07.416 INFO [stderr]   --> src/main.rs:51:47
Dec 13 14:32:07.416 INFO [stderr]    |
Dec 13 14:32:07.416 INFO [stderr] 51 | use ksuccessiontrainer::{ KSuccessionTrainer, Agent, TrainableAgent, HumanAgent, NeuralNetworkAgent, GameTrace, GameDescription };
Dec 13 14:32:07.416 INFO [stderr]    |                                               ^^^^^
Dec 13 14:32:07.416 INFO [stderr] 
Dec 13 14:32:07.416 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 13 14:32:07.416 INFO [stderr]   --> src/main.rs:79:20
Dec 13 14:32:07.416 INFO [stderr]    |
Dec 13 14:32:07.416 INFO [stderr] 79 |                 if (read_bytes == 0) {
Dec 13 14:32:07.416 INFO [stderr]    |                    ^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 13 14:32:07.416 INFO [stderr]    |
Dec 13 14:32:07.416 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 13 14:32:07.416 INFO [stderr] 
Dec 13 14:32:07.416 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 13 14:32:07.416 INFO [stderr]   --> src/main.rs:85:20
Dec 13 14:32:07.416 INFO [stderr]    |
Dec 13 14:32:07.416 INFO [stderr] 85 |                 if (category.1 == 4) {
Dec 13 14:32:07.416 INFO [stderr]    |                    ^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 13 14:32:07.416 INFO [stderr] 
Dec 13 14:32:07.951 INFO [stderr] error[E0308]: mismatched types
Dec 13 14:32:07.951 INFO [stderr]    --> src/main.rs:196:68
Dec 13 14:32:07.951 INFO [stderr]     |
Dec 13 14:32:07.951 INFO [stderr] 196 |             agents.push(UnsafeCell::new(Mutex::new(construct_agent(game_factory, &layers))));
Dec 13 14:32:07.951 INFO [stderr]     |                                                                    ^^^^^^^^^^^^ expected enum `ksuccessiontrainer::GameDescription`, found closure
Dec 13 14:32:07.951 INFO [stderr]     |
Dec 13 14:32:07.951 INFO [stderr]     = note: expected type `ksuccessiontrainer::GameDescription`
Dec 13 14:32:07.951 INFO [stderr]                found type `[closure@src/main.rs:180:28: 180:56]`
Dec 13 14:32:07.951 INFO [stderr] 
Dec 13 14:32:08.147 INFO [stderr] error[E0308]: mismatched types
Dec 13 14:32:08.147 INFO [stderr]    --> src/main.rs:199:47
Dec 13 14:32:08.147 INFO [stderr]     |
Dec 13 14:32:08.147 INFO [stderr] 199 |         let trainer = KSuccessionTrainer::new(game_factory);
Dec 13 14:32:08.147 INFO [stderr]     |                                               ^^^^^^^^^^^^ expected enum `ksuccessiontrainer::GameDescription`, found closure
Dec 13 14:32:08.147 INFO [stderr]     |
Dec 13 14:32:08.147 INFO [stderr]     = note: expected type `ksuccessiontrainer::GameDescription`
Dec 13 14:32:08.147 INFO [stderr]                found type `[closure@src/main.rs:180:28: 180:56]`
Dec 13 14:32:08.147 INFO [stderr] 
Dec 13 14:32:08.197 INFO [stderr] warning: unreachable statement
Dec 13 14:32:08.197 INFO [stderr]    --> src/main.rs:401:5
Dec 13 14:32:08.197 INFO [stderr]     |
Dec 13 14:32:08.197 INFO [stderr] 401 |     return;
Dec 13 14:32:08.197 INFO [stderr]     |     ^^^^^^^
Dec 13 14:32:08.197 INFO [stderr]     |
Dec 13 14:32:08.197 INFO [stderr]     = note: #[warn(unreachable_code)] on by default
Dec 13 14:32:08.197 INFO [stderr] 
Dec 13 14:32:08.497 INFO [stderr] error: aborting due to 2 previous errors
Dec 13 14:32:08.497 INFO [stderr] 
Dec 13 14:32:08.497 INFO [stderr] For more information about this error, try `rustc --explain E0308`.
Dec 13 14:32:08.520 INFO [stderr] error: Could not compile `digits`.
Dec 13 14:32:08.520 INFO [stderr] 
Dec 13 14:32:08.520 INFO [stderr] To learn more, run the command again with --verbose.
Dec 13 14:32:08.526 INFO [stderr] su: No module specific data is present
Dec 13 14:32:09.205 INFO running `"docker" "inspect" "1cb23c7ae9613e82b86360287b0608e243b2ffb8589ec2535f1adb306a014cf0"`
Dec 13 14:32:09.505 INFO running `"docker" "rm" "-f" "1cb23c7ae9613e82b86360287b0608e243b2ffb8589ec2535f1adb306a014cf0"`
Dec 13 14:32:09.803 INFO [stdout] 1cb23c7ae9613e82b86360287b0608e243b2ffb8589ec2535f1adb306a014cf0