[INFO] cloning repository https://github.com/Julien-Livet/airs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Julien-Livet/airs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJulien-Livet%2Fairs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJulien-Livet%2Fairs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 71ed39e4133ad2832f27a8f2a3ab7fb1decce547
[INFO] testing Julien-Livet/airs against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJulien-Livet%2Fairs" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Julien-Livet/airs
[INFO] finished tweaking git repo https://github.com/Julien-Livet/airs
[INFO] tweaked toml for git repo https://github.com/Julien-Livet/airs written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Julien-Livet/airs on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Julien-Livet/airs 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" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] 54e52e340d12b256d5ffe009fbbf007ee7d714cd10ef345082a091511e20943c
[INFO] running `Command { std: "docker" "start" "-a" "54e52e340d12b256d5ffe009fbbf007ee7d714cd10ef345082a091511e20943c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54e52e340d12b256d5ffe009fbbf007ee7d714cd10ef345082a091511e20943c", kill_on_drop: false }`
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[INFO] [stdout] 54e52e340d12b256d5ffe009fbbf007ee7d714cd10ef345082a091511e20943c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 771959188d09c23643ac0480e85c7845014ac4071db80544e2f133edc12405fc
[INFO] running `Command { std: "docker" "start" "-a" "771959188d09c23643ac0480e85c7845014ac4071db80544e2f133edc12405fc", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `MultiProduct`
[INFO] [stdout]  --> src/airs/brain.rs:2:28
[INFO] [stdout]   |
[INFO] [stdout] 2 | use itertools::{Itertools, MultiProduct};
[INFO] [stdout]   |                            ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BinaryHeap`
[INFO] [stdout]  --> src/airs/brain.rs:4:42
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::collections::{HashMap, HashSet, BinaryHeap};
[INFO] [stdout]   |                                          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::airs::connection`
[INFO] [stdout]  --> src/airs/brain.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::airs::connection;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::utility::*`
[INFO] [stdout]   --> src/airs/brain.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use super::utility::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::utility::*`
[INFO] [stdout]  --> src/airs/connection.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use super::utility::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::brain::Brain`
[INFO] [stdout]  --> src/airs/mod.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub use self::brain::Brain;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::connection::Connection`
[INFO] [stdout]  --> src/airs/mod.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub use self::connection::Connection;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::connection::ConnectionValue`
[INFO] [stdout]  --> src/airs/mod.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub use self::connection::ConnectionValue;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> src/airs/connection.rs:282:40
[INFO] [stdout]     |
[INFO] [stdout] 282 |                 ConnectionValue::Value(v) => {
[INFO] [stdout]     |                                        ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `update_region_neurons` is never used
[INFO] [stdout]   --> src/main.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn update_region_neurons(region_neurons: &mut HashMap<i8, Arc<Neuron> >, pairs: &Vec<Array2<i8> >) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `load_f64` is never used
[INFO] [stdout]   --> src/airs/brain.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn load_f64(a: &AtomicU64) -> f64 {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `store_min` is never used
[INFO] [stdout]   --> src/airs/brain.rs:21:4
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn store_min(a: &AtomicU64, value: f64) {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Brain` is never constructed
[INFO] [stdout]   --> src/airs/brain.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub struct Brain {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Pair` is never constructed
[INFO] [stdout]   --> src/airs/brain.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub struct Pair {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `learn` are never used
[INFO] [stdout]   --> src/airs/brain.rs:77:12
[INFO] [stdout]    |
[INFO] [stdout] 76 | impl Brain {
[INFO] [stdout]    | ---------- associated items in this implementation
[INFO] [stdout] 77 |     pub fn new(neurons: Vec<Arc<Neuron> >) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 84 |     pub fn learn(
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ConnectionValue` is never used
[INFO] [stdout]   --> src/airs/connection.rs:11:10
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub enum ConnectionValue {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Connection` is never constructed
[INFO] [stdout]   --> src/airs/connection.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct Connection {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/airs/connection.rs:71:12
[INFO] [stdout]     |
[INFO] [stdout]  70 | impl Connection {
[INFO] [stdout]     | --------------- associated items in this implementation
[INFO] [stdout]  71 |     pub fn new(neuron: Arc<Neuron>, inputs: &[ConnectionValue]) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  78 |     pub fn to_string(&self) -> String {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 110 |     pub fn neuron(&self) -> Arc<Neuron> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 114 |     pub fn inputs(&self) -> Vec<ConnectionValue> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 118 |     pub fn cost(&self) -> usize {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 133 |     pub fn depth(&self, d: usize) -> usize {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 145 |     pub fn output(&self) -> Option<NeuronValue> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 161 |     pub fn apply_inputs(&self, inputs: &[ConnectionValue]) {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 216 |     pub fn input_types(&self) -> Vec<ValueType> {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 249 |     pub fn deep_clone(&self) -> Connection {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 263 |     pub fn output_with_inputs(&self, inputs: &[ConnectionValue]) -> Option<NeuronValue> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ValueType` is never used
[INFO] [stdout]   --> src/airs/neuron.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub enum ValueType {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `NeuronValue` is never used
[INFO] [stdout]   --> src/airs/neuron.rs:30:10
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub enum NeuronValue {
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `value_type` and `heuristic` are never used
[INFO] [stdout]    --> src/airs/neuron.rs:109:12
[INFO] [stdout]     |
[INFO] [stdout] 108 | impl NeuronValue {
[INFO] [stdout]     | ---------------- methods in this implementation
[INFO] [stdout] 109 |     pub fn value_type(&self) -> ValueType {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 130 |     pub fn heuristic(&self, target: &NeuronValue) -> f64 {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `NeuronFn` is never used
[INFO] [stdout]    --> src/airs/neuron.rs:166:10
[INFO] [stdout]     |
[INFO] [stdout] 166 | pub type NeuronFn = dyn Fn(&[NeuronValue]) -> Option<NeuronValue> + Send + Sync;
[INFO] [stdout]     |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Neuron` is never constructed
[INFO] [stdout]    --> src/airs/neuron.rs:168:12
[INFO] [stdout]     |
[INFO] [stdout] 168 | pub struct Neuron {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `name`, `input_types`, `output_type`, and `apply` are never used
[INFO] [stdout]    --> src/airs/neuron.rs:186:12
[INFO] [stdout]     |
[INFO] [stdout] 185 | impl Neuron {
[INFO] [stdout]     | ----------- associated items in this implementation
[INFO] [stdout] 186 |     pub fn new(
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 200 |     pub fn name(&self) -> String {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 204 |     pub fn input_types(&self) -> &[ValueType] {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 208 |     pub fn output_type(&self) -> &ValueType {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 212 |     pub fn apply(&self, args: &[NeuronValue]) -> Option<NeuronValue> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `levenshtein` is never used
[INFO] [stdout]  --> src/airs/utility.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn levenshtein(a: &str, b: &str) -> usize {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fliplr` is never used
[INFO] [stdout]   --> src/airs/utility.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn fliplr(x: &Array2<i8>) -> Array2<i8> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `flipud` is never used
[INFO] [stdout]   --> src/airs/utility.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub fn flipud(x: &Array2<i8>) -> Array2<i8> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `valid_index` is never used
[INFO] [stdout]   --> src/airs/utility.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub fn valid_index(a: &Array2<i8>, at: (isize, isize)) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `neighbors` is never used
[INFO] [stdout]   --> src/airs/utility.rs:56:8
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub fn neighbors(loc: (isize, isize), size: (isize, isize), diagonals: bool) -> Vec<(isize, isize)> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `dot_segment` is never used
[INFO] [stdout]   --> src/airs/utility.rs:81:8
[INFO] [stdout]    |
[INFO] [stdout] 81 | pub fn dot_segment(a: &Array2<i8>,  begin: (isize, isize), end: (isize, isize), value: i8, dot_step: usize) -> Array2<i8> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `map` is never used
[INFO] [stdout]    --> src/airs/utility.rs:138:8
[INFO] [stdout]     |
[INFO] [stdout] 138 | pub fn map(dst: &Array2<i8>, mapping: &HashMap<i8, i8>) -> Array2<i8> {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fill_region` is never used
[INFO] [stdout]    --> src/airs/utility.rs:150:8
[INFO] [stdout]     |
[INFO] [stdout] 150 | pub fn fill_region(a: &Array2<i8>, region: &Vec<(isize, isize)>, x: i8) -> Array2<i8> {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `region` is never used
[INFO] [stdout]    --> src/airs/utility.rs:162:8
[INFO] [stdout]     |
[INFO] [stdout] 162 | pub fn region(a: &Array2<i8>, at: (isize, isize), diagonals: bool) -> Vec<(isize, isize)> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `paired_regions` is never used
[INFO] [stdout]    --> src/airs/utility.rs:189:8
[INFO] [stdout]     |
[INFO] [stdout] 189 | pub fn paired_regions(a: &Array2<i8>, regions: &Vec<Vec<(isize, isize)> >) -> Vec<(Vec<(isize, isize)>, Vec<(isize, isize)>)> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `region_set` is never used
[INFO] [stdout]    --> src/airs/utility.rs:236:8
[INFO] [stdout]     |
[INFO] [stdout] 236 | pub fn region_set(m: &Array2<i8>, diagonals: bool,) -> HashSet<Vec<(isize, isize)> > {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RawTask` is never constructed
[INFO] [stdout]  --> src/arc.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct RawTask {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RawPair` is never constructed
[INFO] [stdout]   --> src/arc.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | struct RawPair {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Task` is never constructed
[INFO] [stdout]   --> src/arc.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct Task {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Pairs` is never constructed
[INFO] [stdout]   --> src/arc.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct Pairs {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `load_task` is never used
[INFO] [stdout]   --> src/arc.rs:32:14
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub async fn load_task(folder: &str, task: &str) -> Result<Task, Box<dyn std::error::Error> > {
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `input_output_pairs` is never used
[INFO] [stdout]   --> src/arc.rs:85:8
[INFO] [stdout]    |
[INFO] [stdout] 85 | pub fn input_output_pairs(pairs: &[(Array2<i8>, Array2<i8>)]) -> Pairs {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `input_option_output_pairs` is never used
[INFO] [stdout]   --> src/arc.rs:98:8
[INFO] [stdout]    |
[INFO] [stdout] 98 | pub fn input_option_output_pairs(pairs: &[(Array2<i8>, Option<Array2<i8> >)]) -> Pairs {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fliplr` is never used
[INFO] [stdout]  --> src/primitives.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn fliplr(x: &[Array2<i8>]) -> Vec<Array2<i8> > {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `flipud` is never used
[INFO] [stdout]   --> src/primitives.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn flipud(x: &[Array2<i8>]) -> Vec<Array2<i8> > {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `map` is never used
[INFO] [stdout]   --> src/primitives.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn map(x: &Vec<Array2<i8> >, mapping: &HashMap<i8, i8>) -> Vec<Array2<i8> > {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `infer_color_mapping` is never used
[INFO] [stdout]   --> src/primitives.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn infer_color_mapping(pairs: &Vec<(Array2<i8>, Array2<i8>)>) -> HashMap<i8, i8> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `same_element` is never used
[INFO] [stdout]   --> src/primitives.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub fn same_element(pairs: &Vec<Vec<((isize, isize), (isize, isize))> >, first: bool) -> Vec<Vec<((isize, isize), (isize, isize))> > {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `segments` is never used
[INFO] [stdout]   --> src/primitives.rs:75:8
[INFO] [stdout]    |
[INFO] [stdout] 75 | pub fn segments(dst: &Vec<Array2<i8> >, pairs: &Vec<Vec<((isize, isize), (isize, isize))> >, value: i8, start: bool, finish: bool) -...
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `region_pairs` is never used
[INFO] [stdout]    --> src/primitives.rs:109:8
[INFO] [stdout]     |
[INFO] [stdout] 109 | pub fn region_pairs(regions: &Vec<Vec<Vec<(isize, isize)> > >) -> Vec<Vec<((isize, isize), (isize, isize))> > {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 17s
[INFO] running `Command { std: "docker" "inspect" "771959188d09c23643ac0480e85c7845014ac4071db80544e2f133edc12405fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "771959188d09c23643ac0480e85c7845014ac4071db80544e2f133edc12405fc", kill_on_drop: false }`
[INFO] [stdout] 771959188d09c23643ac0480e85c7845014ac4071db80544e2f133edc12405fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 84f385f675bb1c2932382fc841c8074feaa0a853d07a20984345cb0b657f2621
[INFO] running `Command { std: "docker" "start" "-a" "84f385f675bb1c2932382fc841c8074feaa0a853d07a20984345cb0b657f2621", kill_on_drop: false }`
[INFO] [stderr]    Compiling airs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `MultiProduct`
[INFO] [stdout]  --> src/airs/brain.rs:2:28
[INFO] [stdout]   |
[INFO] [stdout] 2 | use itertools::{Itertools, MultiProduct};
[INFO] [stdout]   |                            ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BinaryHeap`
[INFO] [stdout]  --> src/airs/brain.rs:4:42
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::collections::{HashMap, HashSet, BinaryHeap};
[INFO] [stdout]   |                                          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::airs::connection`
[INFO] [stdout]  --> src/airs/brain.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::airs::connection;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::utility::*`
[INFO] [stdout]   --> src/airs/brain.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use super::utility::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::utility::*`
[INFO] [stdout]  --> src/airs/connection.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use super::utility::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> src/airs/connection.rs:282:40
[INFO] [stdout]     |
[INFO] [stdout] 282 |                 ConnectionValue::Value(v) => {
[INFO] [stdout]     |                                        ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pairs_neuron`
[INFO] [stdout]    --> src/main.rs:482:13
[INFO] [stdout]     |
[INFO] [stdout] 482 |         let pairs_neuron = Arc::new(Neuron::new(
[INFO] [stdout]     |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pairs_neuron`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `inputs` is never used
[INFO] [stdout]    --> src/airs/connection.rs:114:12
[INFO] [stdout]     |
[INFO] [stdout]  70 | impl Connection {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 114 |     pub fn inputs(&self) -> Vec<ConnectionValue> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Char`, `Double`, `Float`, `Int16`, and `Int32` are never constructed
[INFO] [stdout]   --> src/airs/neuron.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub enum NeuronValue {
[INFO] [stdout]    |          ----------- variants in this enum
[INFO] [stdout] 31 |     Bool(bool),
[INFO] [stdout] 32 |     Char(String),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 33 |     Double(f64),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 34 |     Float(f32),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 35 |     Int8(i8),
[INFO] [stdout] 36 |     Int16(i8),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 37 |     Int32(i32),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `NeuronValue` 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 `fill_region` is never used
[INFO] [stdout]    --> src/airs/utility.rs:150:8
[INFO] [stdout]     |
[INFO] [stdout] 150 | pub fn fill_region(a: &Array2<i8>, region: &Vec<(isize, isize)>, x: i8) -> Array2<i8> {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `paired_regions` is never used
[INFO] [stdout]    --> src/airs/utility.rs:189:8
[INFO] [stdout]     |
[INFO] [stdout] 189 | pub fn paired_regions(a: &Array2<i8>, regions: &Vec<Vec<(isize, isize)> >) -> Vec<(Vec<(isize, isize)>, Vec<(isize, isize)>)> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.22s
[INFO] running `Command { std: "docker" "inspect" "84f385f675bb1c2932382fc841c8074feaa0a853d07a20984345cb0b657f2621", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84f385f675bb1c2932382fc841c8074feaa0a853d07a20984345cb0b657f2621", kill_on_drop: false }`
[INFO] [stdout] 84f385f675bb1c2932382fc841c8074feaa0a853d07a20984345cb0b657f2621
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a97f8895b711f6cb059c34d158373e4ef7a648be6620b40bb574eaa5739f0213
[INFO] running `Command { std: "docker" "start" "-a" "a97f8895b711f6cb059c34d158373e4ef7a648be6620b40bb574eaa5739f0213", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `MultiProduct`
[INFO] [stderr]  --> src/airs/brain.rs:2:28
[INFO] [stderr]   |
[INFO] [stderr] 2 | use itertools::{Itertools, MultiProduct};
[INFO] [stderr]   |                            ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `BinaryHeap`
[INFO] [stderr]  --> src/airs/brain.rs:4:42
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::collections::{HashMap, HashSet, BinaryHeap};
[INFO] [stderr]   |                                          ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::airs::connection`
[INFO] [stderr]  --> src/airs/brain.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use crate::airs::connection;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::utility::*`
[INFO] [stderr]   --> src/airs/brain.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use super::utility::*;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::utility::*`
[INFO] [stderr]  --> src/airs/connection.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use super::utility::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]    --> src/airs/connection.rs:282:40
[INFO] [stderr]     |
[INFO] [stderr] 282 |                 ConnectionValue::Value(v) => {
[INFO] [stderr]     |                                        ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pairs_neuron`
[INFO] [stderr]    --> src/main.rs:482:13
[INFO] [stderr]     |
[INFO] [stderr] 482 |         let pairs_neuron = Arc::new(Neuron::new(
[INFO] [stderr]     |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pairs_neuron`
[INFO] [stderr] 
[INFO] [stderr] warning: method `inputs` is never used
[INFO] [stderr]    --> src/airs/connection.rs:114:12
[INFO] [stderr]     |
[INFO] [stderr]  70 | impl Connection {
[INFO] [stderr]     | --------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 114 |     pub fn inputs(&self) -> Vec<ConnectionValue> {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variants `Char`, `Double`, `Float`, `Int16`, and `Int32` are never constructed
[INFO] [stderr]   --> src/airs/neuron.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 30 | pub enum NeuronValue {
[INFO] [stderr]    |          ----------- variants in this enum
[INFO] [stderr] 31 |     Bool(bool),
[INFO] [stderr] 32 |     Char(String),
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 33 |     Double(f64),
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 34 |     Float(f32),
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 35 |     Int8(i8),
[INFO] [stderr] 36 |     Int16(i8),
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 37 |     Int32(i32),
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `NeuronValue` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: function `fill_region` is never used
[INFO] [stderr]    --> src/airs/utility.rs:150:8
[INFO] [stderr]     |
[INFO] [stderr] 150 | pub fn fill_region(a: &Array2<i8>, region: &Vec<(isize, isize)>, x: i8) -> Array2<i8> {
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `paired_regions` is never used
[INFO] [stderr]    --> src/airs/utility.rs:189:8
[INFO] [stderr]     |
[INFO] [stderr] 189 | pub fn paired_regions(a: &Array2<i8>, regions: &Vec<Vec<(isize, isize)> >) -> Vec<(Vec<(isize, isize)>, Vec<(isize, isize)>)> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `airs` (bin "airs" test) generated 11 warnings (run `cargo fix --bin "airs" -p airs --tests` to apply 7 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/airs-31f7a3af99ec0cc7)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::test_valid_connections ... ok
[INFO] [stdout] test tests::test_connection_eq ... ok
[INFO] [stdout] test tests::test_task0d3d703e ... FAILED
[INFO] [stdout] test tests::test_task3c9b0459 ... FAILED
[INFO] [stdout] test tests::test_str ... ok
[INFO] [stdout] test tests::test_task253bf280 ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_task0d3d703e stdout ----
[INFO] [stdout] Error: reqwest::Error { kind: Request, url: "https://raw.githubusercontent.com/arcprize/ARC-AGI-2/refs/heads/main/data/training/0d3d703e.json", source: hyper_util::client::legacy::Error(Connect, ConnectError("dns error", Custom { kind: Uncategorized, error: "failed to lookup address information: Temporary failure in name resolution" })) }
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_task3c9b0459 stdout ----
[INFO] [stdout] Error: reqwest::Error { kind: Request, url: "https://raw.githubusercontent.com/arcprize/ARC-AGI-2/refs/heads/main/data/training/3c9b0459.json", source: hyper_util::client::legacy::Error(Connect, ConnectError("dns error", Custom { kind: Uncategorized, error: "failed to lookup address information: Temporary failure in name resolution" })) }
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_task253bf280 stdout ----
[INFO] [stdout] Error: reqwest::Error { kind: Request, url: "https://raw.githubusercontent.com/arcprize/ARC-AGI-2/refs/heads/main/data/training/253bf280.json", source: hyper_util::client::legacy::Error(Connect, ConnectError("dns error", Custom { kind: Uncategorized, error: "failed to lookup address information: Temporary failure in name resolution" })) }
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::test_task0d3d703e
[INFO] [stdout]     tests::test_task253bf280
[INFO] [stdout]     tests::test_task3c9b0459
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 3 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.66s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin airs`
[INFO] running `Command { std: "docker" "inspect" "a97f8895b711f6cb059c34d158373e4ef7a648be6620b40bb574eaa5739f0213", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a97f8895b711f6cb059c34d158373e4ef7a648be6620b40bb574eaa5739f0213", kill_on_drop: false }`
[INFO] [stdout] a97f8895b711f6cb059c34d158373e4ef7a648be6620b40bb574eaa5739f0213
