[INFO] cloning repository https://github.com/fraugho/maze
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fraugho/maze" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffraugho%2Fmaze", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffraugho%2Fmaze'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e84a7b45fe42e5f9dc4a039a9aca1d321f61f75b
[INFO] checking fraugho/maze against try#d1d7143153307f561233bd4d93e2a3b24157b081 for pr-151539-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffraugho%2Fmaze" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/fraugho/maze
[INFO] finished tweaking git repo https://github.com/fraugho/maze
[INFO] tweaked toml for git repo https://github.com/fraugho/maze written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/fraugho/maze on toolchain d1d7143153307f561233bd4d93e2a3b24157b081
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d1d7143153307f561233bd4d93e2a3b24157b081" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/fraugho/maze 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" "+d1d7143153307f561233bd4d93e2a3b24157b081" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] c020a7f5319d2f0abd519d706598c38f8252ae89ada3825a46523881babcb766
[INFO] running `Command { std: "docker" "start" "c020a7f5319d2f0abd519d706598c38f8252ae89ada3825a46523881babcb766", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c020a7f5319d2f0abd519d706598c38f8252ae89ada3825a46523881babcb766" "/opt/rustwide/cargo-home/bin/cargo" "+d1d7143153307f561233bd4d93e2a3b24157b081" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c020a7f5319d2f0abd519d706598c38f8252ae89ada3825a46523881babcb766", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c020a7f5319d2f0abd519d706598c38f8252ae89ada3825a46523881babcb766" "/opt/rustwide/cargo-home/bin/cargo" "+d1d7143153307f561233bd4d93e2a3b24157b081" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/main.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::{self, Write, BufWriter};
[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: `Arc`
[INFO] [stdout]  --> src/main.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::sync::{Arc};
[INFO] [stdout]   |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `const_random::const_random`
[INFO] [stdout]  --> src/constants.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use const_random::const_random;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Maze_r` should have an upper camel case name
[INFO] [stdout]    --> src/maze_logic.rs:301:12
[INFO] [stdout]     |
[INFO] [stdout] 301 | pub struct Maze_r {
[INFO] [stdout]     |            ^^^^^^ help: convert the identifier to upper camel case: `MazeR`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Maze_ro` should have an upper camel case name
[INFO] [stdout]    --> src/maze_logic.rs:342:12
[INFO] [stdout]     |
[INFO] [stdout] 342 | pub struct Maze_ro {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to upper camel case: `MazeRo`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `constants::*`
[INFO] [stdout]   --> src/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use constants::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/main.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::{self, Write, BufWriter};
[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: `Arc`
[INFO] [stdout]  --> src/main.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::sync::{Arc};
[INFO] [stdout]   |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `const_random::const_random`
[INFO] [stdout]  --> src/constants.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use const_random::const_random;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Maze_r` should have an upper camel case name
[INFO] [stdout]    --> src/maze_logic.rs:301:12
[INFO] [stdout]     |
[INFO] [stdout] 301 | pub struct Maze_r {
[INFO] [stdout]     |            ^^^^^^ help: convert the identifier to upper camel case: `MazeR`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Maze_ro` should have an upper camel case name
[INFO] [stdout]    --> src/maze_logic.rs:342:12
[INFO] [stdout]     |
[INFO] [stdout] 342 | pub struct Maze_ro {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to upper camel case: `MazeRo`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `constants::*`
[INFO] [stdout]   --> src/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use constants::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:92:9
[INFO] [stdout]    |
[INFO] [stdout] 92 |     let mut rng = thread_rng();
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rng`
[INFO] [stdout]   --> src/main.rs:92:9
[INFO] [stdout]    |
[INFO] [stdout] 92 |     let mut rng = thread_rng();
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/main.rs:96:9
[INFO] [stdout]    |
[INFO] [stdout] 96 |     for i in 0..size {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MAX_MAZE_SIZE` is never used
[INFO] [stdout]   --> src/main.rs:16:7
[INFO] [stdout]    |
[INFO] [stdout] 16 | const MAX_MAZE_SIZE: usize = 10;
[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 `print_maze` is never used
[INFO] [stdout]  --> src/print.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn print_maze(arr: &[[(bool, [bool; 4]); WIDTH]; HEIGHT]) {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_maze_o` is never used
[INFO] [stdout]   --> src/print.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn print_maze_o(arr: &[[(bool, [bool; 4]); WIDTH]; HEIGHT]) {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_maze_o2` is never used
[INFO] [stdout]   --> src/print.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn print_maze_o2(arr: &[[(bool, [bool; 4]); WIDTH]; HEIGHT]) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_maze_oo` is never used
[INFO] [stdout]   --> src/print.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub fn print_maze_oo(arr: &[[(bool, [bool; 4]); WIDTH]; HEIGHT]) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_maze_ooo` is never used
[INFO] [stdout]   --> src/print.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub fn print_maze_ooo(arr: &[[(bool, [bool; 4]); WIDTH]; HEIGHT]) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `branched_print_maze` is never used
[INFO] [stdout]   --> src/print.rs:66:8
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub fn branched_print_maze(arr: &[[(bool, [bool; 4]); WIDTH]; HEIGHT]) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `branched_print_maze_o` is never used
[INFO] [stdout]   --> src/print.rs:80:8
[INFO] [stdout]    |
[INFO] [stdout] 80 | pub fn branched_print_maze_o(arr: &[[(bool, [bool; 4]); WIDTH]; HEIGHT]) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `branched_print_maze_oo` is never used
[INFO] [stdout]   --> src/print.rs:94:8
[INFO] [stdout]    |
[INFO] [stdout] 94 | pub fn branched_print_maze_oo(arr: &[[(bool, [bool; 4]); WIDTH]; HEIGHT]) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `detailed_maze_print` is never used
[INFO] [stdout]    --> src/print.rs:112:8
[INFO] [stdout]     |
[INFO] [stdout] 112 | pub fn detailed_maze_print(arr: &[[(bool, [bool; 4]); WIDTH]; HEIGHT]) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_real_maze_uo` is never used
[INFO] [stdout]    --> src/print.rs:141:8
[INFO] [stdout]     |
[INFO] [stdout] 141 | pub fn print_real_maze_uo(arr: &[[(bool, [bool; 4]); WIDTH]; HEIGHT]) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `maze_print_speed_test` is never used
[INFO] [stdout]    --> src/print.rs:171:8
[INFO] [stdout]     |
[INFO] [stdout] 171 | pub fn maze_print_speed_test(maze: &[[(bool, [bool; 4]); WIDTH]; HEIGHT], times: u128){
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_speed_test` is never used
[INFO] [stdout]    --> src/print.rs:217:8
[INFO] [stdout]     |
[INFO] [stdout] 217 | pub fn print_speed_test(){
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `WIDTH` is never used
[INFO] [stdout]  --> src/constants.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub const WIDTH: usize = 10;
[INFO] [stdout]   |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `HEIGHT` is never used
[INFO] [stdout]  --> src/constants.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub const HEIGHT: usize = 10;
[INFO] [stdout]   |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `print_pos`, `can_move_path`, `can_follow_path`, `print`, and `z_print` are never used
[INFO] [stdout]    --> src/maze_logic.rs:73:12
[INFO] [stdout]     |
[INFO] [stdout]  38 | impl Maze {
[INFO] [stdout]     | --------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  73 |     pub fn print_pos(&self){
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 136 |     fn can_move_path(&self, pos: (u8, u8), direction: (i8, i8)) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 147 |     pub fn can_follow_path(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 160 |     pub fn print(&self) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 202 |     pub fn z_print(&self) {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Maze_r` is never constructed
[INFO] [stdout]    --> src/maze_logic.rs:301:12
[INFO] [stdout]     |
[INFO] [stdout] 301 | pub struct Maze_r {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `get_size`, and `print` are never used
[INFO] [stdout]    --> src/maze_logic.rs:309:12
[INFO] [stdout]     |
[INFO] [stdout] 308 | impl Maze_r {
[INFO] [stdout]     | ----------- associated items in this implementation
[INFO] [stdout] 309 |     pub fn new() -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 317 |     pub fn get_size(&self) -> usize {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 320 |     pub fn print(&self) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Maze_ro` is never constructed
[INFO] [stdout]    --> src/maze_logic.rs:342:12
[INFO] [stdout]     |
[INFO] [stdout] 342 | pub struct Maze_ro {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `get_size`, and `print` are never used
[INFO] [stdout]    --> src/maze_logic.rs:350:12
[INFO] [stdout]     |
[INFO] [stdout] 349 | impl Maze_ro {
[INFO] [stdout]     | ------------ associated items in this implementation
[INFO] [stdout] 350 |     pub fn new() -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 358 |     pub fn get_size(&self) -> usize {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 361 |     pub fn print(&self) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:92:9
[INFO] [stdout]    |
[INFO] [stdout] 92 |     let mut rng = thread_rng();
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rng`
[INFO] [stdout]   --> src/main.rs:92:9
[INFO] [stdout]    |
[INFO] [stdout] 92 |     let mut rng = thread_rng();
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/main.rs:96:9
[INFO] [stdout]    |
[INFO] [stdout] 96 |     for i in 0..size {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MAX_MAZE_SIZE` is never used
[INFO] [stdout]   --> src/main.rs:16:7
[INFO] [stdout]    |
[INFO] [stdout] 16 | const MAX_MAZE_SIZE: usize = 10;
[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 `print_maze` is never used
[INFO] [stdout]  --> src/print.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn print_maze(arr: &[[(bool, [bool; 4]); WIDTH]; HEIGHT]) {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_maze_o` is never used
[INFO] [stdout]   --> src/print.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn print_maze_o(arr: &[[(bool, [bool; 4]); WIDTH]; HEIGHT]) {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_maze_o2` is never used
[INFO] [stdout]   --> src/print.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn print_maze_o2(arr: &[[(bool, [bool; 4]); WIDTH]; HEIGHT]) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_maze_oo` is never used
[INFO] [stdout]   --> src/print.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub fn print_maze_oo(arr: &[[(bool, [bool; 4]); WIDTH]; HEIGHT]) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_maze_ooo` is never used
[INFO] [stdout]   --> src/print.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub fn print_maze_ooo(arr: &[[(bool, [bool; 4]); WIDTH]; HEIGHT]) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `branched_print_maze` is never used
[INFO] [stdout]   --> src/print.rs:66:8
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub fn branched_print_maze(arr: &[[(bool, [bool; 4]); WIDTH]; HEIGHT]) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `branched_print_maze_o` is never used
[INFO] [stdout]   --> src/print.rs:80:8
[INFO] [stdout]    |
[INFO] [stdout] 80 | pub fn branched_print_maze_o(arr: &[[(bool, [bool; 4]); WIDTH]; HEIGHT]) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `branched_print_maze_oo` is never used
[INFO] [stdout]   --> src/print.rs:94:8
[INFO] [stdout]    |
[INFO] [stdout] 94 | pub fn branched_print_maze_oo(arr: &[[(bool, [bool; 4]); WIDTH]; HEIGHT]) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `detailed_maze_print` is never used
[INFO] [stdout]    --> src/print.rs:112:8
[INFO] [stdout]     |
[INFO] [stdout] 112 | pub fn detailed_maze_print(arr: &[[(bool, [bool; 4]); WIDTH]; HEIGHT]) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_real_maze_uo` is never used
[INFO] [stdout]    --> src/print.rs:141:8
[INFO] [stdout]     |
[INFO] [stdout] 141 | pub fn print_real_maze_uo(arr: &[[(bool, [bool; 4]); WIDTH]; HEIGHT]) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `maze_print_speed_test` is never used
[INFO] [stdout]    --> src/print.rs:171:8
[INFO] [stdout]     |
[INFO] [stdout] 171 | pub fn maze_print_speed_test(maze: &[[(bool, [bool; 4]); WIDTH]; HEIGHT], times: u128){
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_speed_test` is never used
[INFO] [stdout]    --> src/print.rs:217:8
[INFO] [stdout]     |
[INFO] [stdout] 217 | pub fn print_speed_test(){
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `WIDTH` is never used
[INFO] [stdout]  --> src/constants.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub const WIDTH: usize = 10;
[INFO] [stdout]   |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `HEIGHT` is never used
[INFO] [stdout]  --> src/constants.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub const HEIGHT: usize = 10;
[INFO] [stdout]   |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `print_pos`, `can_move_path`, `can_follow_path`, `print`, and `z_print` are never used
[INFO] [stdout]    --> src/maze_logic.rs:73:12
[INFO] [stdout]     |
[INFO] [stdout]  38 | impl Maze {
[INFO] [stdout]     | --------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  73 |     pub fn print_pos(&self){
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 136 |     fn can_move_path(&self, pos: (u8, u8), direction: (i8, i8)) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 147 |     pub fn can_follow_path(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 160 |     pub fn print(&self) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 202 |     pub fn z_print(&self) {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Maze_r` is never constructed
[INFO] [stdout]    --> src/maze_logic.rs:301:12
[INFO] [stdout]     |
[INFO] [stdout] 301 | pub struct Maze_r {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `get_size`, and `print` are never used
[INFO] [stdout]    --> src/maze_logic.rs:309:12
[INFO] [stdout]     |
[INFO] [stdout] 308 | impl Maze_r {
[INFO] [stdout]     | ----------- associated items in this implementation
[INFO] [stdout] 309 |     pub fn new() -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 317 |     pub fn get_size(&self) -> usize {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 320 |     pub fn print(&self) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Maze_ro` is never constructed
[INFO] [stdout]    --> src/maze_logic.rs:342:12
[INFO] [stdout]     |
[INFO] [stdout] 342 | pub struct Maze_ro {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `get_size`, and `print` are never used
[INFO] [stdout]    --> src/maze_logic.rs:350:12
[INFO] [stdout]     |
[INFO] [stdout] 349 | impl Maze_ro {
[INFO] [stdout]     | ------------ associated items in this implementation
[INFO] [stdout] 350 |     pub fn new() -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 358 |     pub fn get_size(&self) -> usize {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 361 |     pub fn print(&self) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 14s
[INFO] running `Command { std: "docker" "inspect" "c020a7f5319d2f0abd519d706598c38f8252ae89ada3825a46523881babcb766", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c020a7f5319d2f0abd519d706598c38f8252ae89ada3825a46523881babcb766", kill_on_drop: false }`
[INFO] [stdout] c020a7f5319d2f0abd519d706598c38f8252ae89ada3825a46523881babcb766
