[INFO] cloning repository https://github.com/tcosmo/aretiles
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tcosmo/aretiles" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftcosmo%2Faretiles", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftcosmo%2Faretiles'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f96eff48de1962a59506f837ab3d7dbf3c6edaad
[INFO] testing tcosmo/aretiles against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftcosmo%2Faretiles" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/tcosmo/aretiles
[INFO] finished tweaking git repo https://github.com/tcosmo/aretiles
[INFO] tweaked toml for git repo https://github.com/tcosmo/aretiles written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tcosmo/aretiles on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tcosmo/aretiles 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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 260066f3421355ea00dc5352f5e30a8c6332a313e71635b76c80dd6f70cef6c7
[INFO] running `Command { std: "docker" "start" "-a" "260066f3421355ea00dc5352f5e30a8c6332a313e71635b76c80dd6f70cef6c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "260066f3421355ea00dc5352f5e30a8c6332a313e71635b76c80dd6f70cef6c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "260066f3421355ea00dc5352f5e30a8c6332a313e71635b76c80dd6f70cef6c7", kill_on_drop: false }`
[INFO] [stdout] 260066f3421355ea00dc5352f5e30a8c6332a313e71635b76c80dd6f70cef6c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a589a118ea782989e39037ba0f38fd50a6c376e11a26437db53e1f13c39d1f74
[INFO] running `Command { std: "docker" "start" "-a" "a589a118ea782989e39037ba0f38fd50a6c376e11a26437db53e1f13c39d1f74", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling aretiles v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `regex::Regex`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use regex::Regex;
[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 imports: `Deserialize` and `Serialize`
[INFO] [stdout]  --> src/main.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 | use serde::{Deserialize, Serialize};
[INFO] [stdout]   |             ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::fs;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/svg_render.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/ascii_render.rs:16:13
[INFO] [stdout]    |
[INFO] [stdout] 16 |         for x in 0..width {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `config_to_ascii` is never used
[INFO] [stdout]  --> src/ascii_render.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn config_to_ascii(config: &Config, width: i32, height: i32) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TOP` is never used
[INFO] [stdout]   --> src/config.rs:15:11
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub const TOP: usize = 0;
[INFO] [stdout]    |           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `RIGHT` is never used
[INFO] [stdout]   --> src/config.rs:16:11
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub const RIGHT: usize = 1;
[INFO] [stdout]    |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BOTTOM` is never used
[INFO] [stdout]   --> src/config.rs:17:11
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub const BOTTOM: usize = 2;
[INFO] [stdout]    |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `LEFT` is never used
[INFO] [stdout]   --> src/config.rs:18:11
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub const LEFT: usize = 3;
[INFO] [stdout]    |           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_config` is never used
[INFO] [stdout]   --> src/config_factory.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub fn test_config() -> Config {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `color_for_weight_dir` is never used
[INFO] [stdout]  --> src/svg_render.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn color_for_weight_dir(dir: Dir) -> &'static str {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `draw_circle` is never used
[INFO] [stdout]    --> src/svg_render.rs:101:4
[INFO] [stdout]     |
[INFO] [stdout] 101 | fn draw_circle(svg: &mut String, x: i32, y: i32, bounding_box: &BoundingBox, fill: &str) {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `Collatz_tileset` should have an upper case name
[INFO] [stdout]  --> src/tilesets.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub const Collatz_tileset: [TileType; 6] = [
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] help: convert the identifier to upper case
[INFO] [stdout]   |
[INFO] [stdout] 3 - pub const Collatz_tileset: [TileType; 6] = [
[INFO] [stdout] 3 + pub const COLLATZ_TILESET: [TileType; 6] = [
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.12s
[INFO] running `Command { std: "docker" "inspect" "a589a118ea782989e39037ba0f38fd50a6c376e11a26437db53e1f13c39d1f74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a589a118ea782989e39037ba0f38fd50a6c376e11a26437db53e1f13c39d1f74", kill_on_drop: false }`
[INFO] [stdout] a589a118ea782989e39037ba0f38fd50a6c376e11a26437db53e1f13c39d1f74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8224f7b244d4bc2e0b908c11293b82cf6b12731917edf9e90777a594e2ff8083
[INFO] running `Command { std: "docker" "start" "-a" "8224f7b244d4bc2e0b908c11293b82cf6b12731917edf9e90777a594e2ff8083", kill_on_drop: false }`
[INFO] [stderr]    Compiling aretiles v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `regex::Regex`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use regex::Regex;
[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 imports: `Deserialize` and `Serialize`
[INFO] [stdout]  --> src/main.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 | use serde::{Deserialize, Serialize};
[INFO] [stdout]   |             ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::fs;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/svg_render.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/ascii_render.rs:16:13
[INFO] [stdout]    |
[INFO] [stdout] 16 |         for x in 0..width {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `config_to_ascii` is never used
[INFO] [stdout]  --> src/ascii_render.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn config_to_ascii(config: &Config, width: i32, height: i32) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TOP` is never used
[INFO] [stdout]   --> src/config.rs:15:11
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub const TOP: usize = 0;
[INFO] [stdout]    |           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `RIGHT` is never used
[INFO] [stdout]   --> src/config.rs:16:11
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub const RIGHT: usize = 1;
[INFO] [stdout]    |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BOTTOM` is never used
[INFO] [stdout]   --> src/config.rs:17:11
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub const BOTTOM: usize = 2;
[INFO] [stdout]    |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `LEFT` is never used
[INFO] [stdout]   --> src/config.rs:18:11
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub const LEFT: usize = 3;
[INFO] [stdout]    |           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_config` is never used
[INFO] [stdout]   --> src/config_factory.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub fn test_config() -> Config {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `color_for_weight_dir` is never used
[INFO] [stdout]  --> src/svg_render.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn color_for_weight_dir(dir: Dir) -> &'static str {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `draw_circle` is never used
[INFO] [stdout]    --> src/svg_render.rs:101:4
[INFO] [stdout]     |
[INFO] [stdout] 101 | fn draw_circle(svg: &mut String, x: i32, y: i32, bounding_box: &BoundingBox, fill: &str) {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `Collatz_tileset` should have an upper case name
[INFO] [stdout]  --> src/tilesets.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub const Collatz_tileset: [TileType; 6] = [
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] help: convert the identifier to upper case
[INFO] [stdout]   |
[INFO] [stdout] 3 - pub const Collatz_tileset: [TileType; 6] = [
[INFO] [stdout] 3 + pub const COLLATZ_TILESET: [TileType; 6] = [
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "8224f7b244d4bc2e0b908c11293b82cf6b12731917edf9e90777a594e2ff8083", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8224f7b244d4bc2e0b908c11293b82cf6b12731917edf9e90777a594e2ff8083", kill_on_drop: false }`
[INFO] [stdout] 8224f7b244d4bc2e0b908c11293b82cf6b12731917edf9e90777a594e2ff8083
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 330c733eb79ab071a0f956586d083a3805402b9b3a92b74d1b7cf89a58255d84
[INFO] running `Command { std: "docker" "start" "-a" "330c733eb79ab071a0f956586d083a3805402b9b3a92b74d1b7cf89a58255d84", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `regex::Regex`
[INFO] [stderr]  --> src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use regex::Regex;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Deserialize` and `Serialize`
[INFO] [stderr]  --> src/main.rs:2:13
[INFO] [stderr]   |
[INFO] [stderr] 2 | use serde::{Deserialize, Serialize};
[INFO] [stderr]   |             ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs`
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::fs;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/svg_render.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/ascii_render.rs:16:13
[INFO] [stderr]    |
[INFO] [stderr] 16 |         for x in 0..width {
[INFO] [stderr]    |             ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `config_to_ascii` is never used
[INFO] [stderr]  --> src/ascii_render.rs:4:8
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub fn config_to_ascii(config: &Config, width: i32, height: i32) -> String {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `TOP` is never used
[INFO] [stderr]   --> src/config.rs:15:11
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub const TOP: usize = 0;
[INFO] [stderr]    |           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `RIGHT` is never used
[INFO] [stderr]   --> src/config.rs:16:11
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub const RIGHT: usize = 1;
[INFO] [stderr]    |           ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `BOTTOM` is never used
[INFO] [stderr]   --> src/config.rs:17:11
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub const BOTTOM: usize = 2;
[INFO] [stderr]    |           ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `LEFT` is never used
[INFO] [stderr]   --> src/config.rs:18:11
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub const LEFT: usize = 3;
[INFO] [stderr]    |           ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `test_config` is never used
[INFO] [stderr]   --> src/config_factory.rs:55:8
[INFO] [stderr]    |
[INFO] [stderr] 55 | pub fn test_config() -> Config {
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `color_for_weight_dir` is never used
[INFO] [stderr]  --> src/svg_render.rs:8:8
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub fn color_for_weight_dir(dir: Dir) -> &'static str {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `draw_circle` is never used
[INFO] [stderr]    --> src/svg_render.rs:101:4
[INFO] [stderr]     |
[INFO] [stderr] 101 | fn draw_circle(svg: &mut String, x: i32, y: i32, bounding_box: &BoundingBox, fill: &str) {
[INFO] [stderr]     |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `Collatz_tileset` should have an upper case name
[INFO] [stderr]  --> src/tilesets.rs:3:11
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub const Collatz_tileset: [TileType; 6] = [
[INFO] [stderr]   |           ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_upper_case_globals)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] help: convert the identifier to upper case
[INFO] [stderr]   |
[INFO] [stderr] 3 - pub const Collatz_tileset: [TileType; 6] = [
[INFO] [stderr] 3 + pub const COLLATZ_TILESET: [TileType; 6] = [
[INFO] [stderr]   |
[INFO] [stderr] 
[INFO] [stderr] warning: `aretiles` (bin "aretiles" test) generated 15 warnings (run `cargo fix --bin "aretiles" --tests` to apply 6 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/aretiles-73a51b238d95c44d)
[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" "330c733eb79ab071a0f956586d083a3805402b9b3a92b74d1b7cf89a58255d84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "330c733eb79ab071a0f956586d083a3805402b9b3a92b74d1b7cf89a58255d84", kill_on_drop: false }`
[INFO] [stdout] 330c733eb79ab071a0f956586d083a3805402b9b3a92b74d1b7cf89a58255d84