[INFO] cloning repository https://github.com/KingTingTheGreat/TwistyPuzzleSolver
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/KingTingTheGreat/TwistyPuzzleSolver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKingTingTheGreat%2FTwistyPuzzleSolver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKingTingTheGreat%2FTwistyPuzzleSolver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2904f2a3d2f871a225778ec45c429642be57b724
[INFO] building KingTingTheGreat/TwistyPuzzleSolver against master#9bd71afb90c2a6e0348cdd4a2b10a3bf39908f19 for pr-117684
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKingTingTheGreat%2FTwistyPuzzleSolver" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/KingTingTheGreat/TwistyPuzzleSolver on toolchain 9bd71afb90c2a6e0348cdd4a2b10a3bf39908f19
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9bd71afb90c2a6e0348cdd4a2b10a3bf39908f19" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/KingTingTheGreat/TwistyPuzzleSolver
[INFO] finished tweaking git repo https://github.com/KingTingTheGreat/TwistyPuzzleSolver
[INFO] tweaked toml for git repo https://github.com/KingTingTheGreat/TwistyPuzzleSolver written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/KingTingTheGreat/TwistyPuzzleSolver 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" "+9bd71afb90c2a6e0348cdd4a2b10a3bf39908f19" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] building KingTingTheGreat/TwistyPuzzleSolver against try#53e03135c36e913ff664ce8329041b7e3c2fd358 for pr-117684
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKingTingTheGreat%2FTwistyPuzzleSolver" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/KingTingTheGreat/TwistyPuzzleSolver on toolchain 53e03135c36e913ff664ce8329041b7e3c2fd358
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+53e03135c36e913ff664ce8329041b7e3c2fd358" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/KingTingTheGreat/TwistyPuzzleSolver
[INFO] finished tweaking git repo https://github.com/KingTingTheGreat/TwistyPuzzleSolver
[INFO] tweaked toml for git repo https://github.com/KingTingTheGreat/TwistyPuzzleSolver written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/KingTingTheGreat/TwistyPuzzleSolver 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" "+53e03135c36e913ff664ce8329041b7e3c2fd358" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] building KingTingTheGreat/TwistyPuzzleSolver against try#53e03135c36e913ff664ce8329041b7e3c2fd358 for pr-117684
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKingTingTheGreat%2FTwistyPuzzleSolver" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/KingTingTheGreat/TwistyPuzzleSolver on toolchain 53e03135c36e913ff664ce8329041b7e3c2fd358
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+53e03135c36e913ff664ce8329041b7e3c2fd358" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/KingTingTheGreat/TwistyPuzzleSolver
[INFO] finished tweaking git repo https://github.com/KingTingTheGreat/TwistyPuzzleSolver
[INFO] tweaked toml for git repo https://github.com/KingTingTheGreat/TwistyPuzzleSolver written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/KingTingTheGreat/TwistyPuzzleSolver 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" "+53e03135c36e913ff664ce8329041b7e3c2fd358" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0c7e0e8312ad82a1bed3696438480b7da990d348377d3754e1cd95b06a8a36c7" "/opt/rustwide/cargo-home/bin/cargo" "+53e03135c36e913ff664ce8329041b7e3c2fd358" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 19fcf7206f5dac98732fd29608c6b46c540eefed6709088824e5580ccc19d0db
[INFO] running `Command { std: "docker" "start" "-a" "19fcf7206f5dac98732fd29608c6b46c540eefed6709088824e5580ccc19d0db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "19fcf7206f5dac98732fd29608c6b46c540eefed6709088824e5580ccc19d0db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19fcf7206f5dac98732fd29608c6b46c540eefed6709088824e5580ccc19d0db", kill_on_drop: false }`
[INFO] [stdout] 19fcf7206f5dac98732fd29608c6b46c540eefed6709088824e5580ccc19d0db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:0c7e0e8312ad82a1bed3696438480b7da990d348377d3754e1cd95b06a8a36c7" "/opt/rustwide/cargo-home/bin/cargo" "+53e03135c36e913ff664ce8329041b7e3c2fd358" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 60e62468807cfc276e9d237798367160c0286549056df389d570fe82aaecdeab
[INFO] running `Command { std: "docker" "start" "-a" "60e62468807cfc276e9d237798367160c0286549056df389d570fe82aaecdeab", kill_on_drop: false }`
[INFO] [stderr]    Compiling twisty_puzzle_solver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `num_turns`
[INFO] [stdout]    --> src/twisty_cube.rs:178:26
[INFO] [stdout]     |
[INFO] [stdout] 178 |     fn move_u(&mut self, num_turns: i32) {
[INFO] [stdout]     |                          ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_turns`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num_turns`
[INFO] [stdout]    --> src/twisty_cube.rs:181:26
[INFO] [stdout]     |
[INFO] [stdout] 181 |     fn move_l(&mut self, num_turns: i32) {
[INFO] [stdout]     |                          ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_turns`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num_turns`
[INFO] [stdout]    --> src/twisty_cube.rs:184:26
[INFO] [stdout]     |
[INFO] [stdout] 184 |     fn move_f(&mut self, num_turns: i32) {
[INFO] [stdout]     |                          ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_turns`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num_turns`
[INFO] [stdout]    --> src/twisty_cube.rs:187:26
[INFO] [stdout]     |
[INFO] [stdout] 187 |     fn move_r(&mut self, num_turns: i32) {
[INFO] [stdout]     |                          ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_turns`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num_turns`
[INFO] [stdout]    --> src/twisty_cube.rs:190:26
[INFO] [stdout]     |
[INFO] [stdout] 190 |     fn move_b(&mut self, num_turns: i32) {
[INFO] [stdout]     |                          ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_turns`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num_turns`
[INFO] [stdout]    --> src/twisty_cube.rs:193:26
[INFO] [stdout]     |
[INFO] [stdout] 193 |     fn move_d(&mut self, num_turns: i32) {
[INFO] [stdout]     |                          ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_turns`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cube`
[INFO] [stdout]    --> src/twisty_cube.rs:204:24
[INFO] [stdout]     |
[INFO] [stdout] 204 | fn do_move(input:char, cube:TwistyCube) {
[INFO] [stdout]     |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_cube`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num_turns`
[INFO] [stdout]    --> src/twisty_cube.rs:267:11
[INFO] [stdout]     |
[INFO] [stdout] 267 | fn move_u(num_turns: i32) {
[INFO] [stdout]     |           ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_turns`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num_turns`
[INFO] [stdout]    --> src/twisty_cube.rs:270:11
[INFO] [stdout]     |
[INFO] [stdout] 270 | fn move_l(num_turns: i32) {
[INFO] [stdout]     |           ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_turns`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num_turns`
[INFO] [stdout]    --> src/twisty_cube.rs:273:11
[INFO] [stdout]     |
[INFO] [stdout] 273 | fn move_f(num_turns: i32) {
[INFO] [stdout]     |           ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_turns`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num_turns`
[INFO] [stdout]    --> src/twisty_cube.rs:276:11
[INFO] [stdout]     |
[INFO] [stdout] 276 | fn move_r(num_turns: i32) {
[INFO] [stdout]     |           ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_turns`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num_turns`
[INFO] [stdout]    --> src/twisty_cube.rs:279:11
[INFO] [stdout]     |
[INFO] [stdout] 279 | fn move_b(num_turns: i32) {
[INFO] [stdout]     |           ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_turns`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num_turns`
[INFO] [stdout]    --> src/twisty_cube.rs:282:11
[INFO] [stdout]     |
[INFO] [stdout] 282 | fn move_d(num_turns: i32) {
[INFO] [stdout]     |           ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_turns`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `string_to_array` is never used
[INFO] [stdout]   --> src/twisty_cube.rs:46:4
[INFO] [stdout]    |
[INFO] [stdout] 46 | fn string_to_array(dim:i32, input: &str) -> Vec<Vec<char>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TwistyCube` is never constructed
[INFO] [stdout]   --> src/twisty_cube.rs:60:8
[INFO] [stdout]    |
[INFO] [stdout] 60 | struct TwistyCube {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/twisty_cube.rs:68:8
[INFO] [stdout]     |
[INFO] [stdout] 67  | impl TwistyCube {
[INFO] [stdout]     | --------------- associated items in this implementation
[INFO] [stdout] 68  |     fn new() -> TwistyCube {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 77  |     fn get_state(&self) -> &str {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 81  |     fn get_depth(&self) -> i32 {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 85  |     fn set_state(&mut self, new_state: String) {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 94  |     fn set_depth(&mut self, new_depth: i32) {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 98  |     fn do_move(&mut self, input:char) {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 178 |     fn move_u(&mut self, num_turns: i32) {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 181 |     fn move_l(&mut self, num_turns: i32) {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 184 |     fn move_f(&mut self, num_turns: i32) {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 187 |     fn move_r(&mut self, num_turns: i32) {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 190 |     fn move_b(&mut self, num_turns: i32) {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 193 |     fn move_d(&mut self, num_turns: i32) {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `do_move` is never used
[INFO] [stdout]    --> src/twisty_cube.rs:204:4
[INFO] [stdout]     |
[INFO] [stdout] 204 | fn do_move(input:char, cube:TwistyCube) {
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `move_u` is never used
[INFO] [stdout]    --> src/twisty_cube.rs:267:4
[INFO] [stdout]     |
[INFO] [stdout] 267 | fn move_u(num_turns: i32) {
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `move_l` is never used
[INFO] [stdout]    --> src/twisty_cube.rs:270:4
[INFO] [stdout]     |
[INFO] [stdout] 270 | fn move_l(num_turns: i32) {
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `move_f` is never used
[INFO] [stdout]    --> src/twisty_cube.rs:273:4
[INFO] [stdout]     |
[INFO] [stdout] 273 | fn move_f(num_turns: i32) {
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `move_r` is never used
[INFO] [stdout]    --> src/twisty_cube.rs:276:4
[INFO] [stdout]     |
[INFO] [stdout] 276 | fn move_r(num_turns: i32) {
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `move_b` is never used
[INFO] [stdout]    --> src/twisty_cube.rs:279:4
[INFO] [stdout]     |
[INFO] [stdout] 279 | fn move_b(num_turns: i32) {
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `move_d` is never used
[INFO] [stdout]    --> src/twisty_cube.rs:282:4
[INFO] [stdout]     |
[INFO] [stdout] 282 | fn move_d(num_turns: i32) {
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 23 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "60e62468807cfc276e9d237798367160c0286549056df389d570fe82aaecdeab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60e62468807cfc276e9d237798367160c0286549056df389d570fe82aaecdeab", kill_on_drop: false }`
[INFO] [stdout] 60e62468807cfc276e9d237798367160c0286549056df389d570fe82aaecdeab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:0c7e0e8312ad82a1bed3696438480b7da990d348377d3754e1cd95b06a8a36c7" "/opt/rustwide/cargo-home/bin/cargo" "+53e03135c36e913ff664ce8329041b7e3c2fd358" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ac67e99259b1aa26a3fb390713b82db460a915b713290196c61c687836eedf8
[INFO] running `Command { std: "docker" "start" "-a" "9ac67e99259b1aa26a3fb390713b82db460a915b713290196c61c687836eedf8", kill_on_drop: false }`
[INFO] [stderr]    Compiling twisty_puzzle_solver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `num_turns`
[INFO] [stdout]    --> src/twisty_cube.rs:178:26
[INFO] [stdout]     |
[INFO] [stdout] 178 |     fn move_u(&mut self, num_turns: i32) {
[INFO] [stdout]     |                          ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_turns`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num_turns`
[INFO] [stdout]    --> src/twisty_cube.rs:181:26
[INFO] [stdout]     |
[INFO] [stdout] 181 |     fn move_l(&mut self, num_turns: i32) {
[INFO] [stdout]     |                          ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_turns`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num_turns`
[INFO] [stdout]    --> src/twisty_cube.rs:184:26
[INFO] [stdout]     |
[INFO] [stdout] 184 |     fn move_f(&mut self, num_turns: i32) {
[INFO] [stdout]     |                          ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_turns`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num_turns`
[INFO] [stdout]    --> src/twisty_cube.rs:187:26
[INFO] [stdout]     |
[INFO] [stdout] 187 |     fn move_r(&mut self, num_turns: i32) {
[INFO] [stdout]     |                          ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_turns`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num_turns`
[INFO] [stdout]    --> src/twisty_cube.rs:190:26
[INFO] [stdout]     |
[INFO] [stdout] 190 |     fn move_b(&mut self, num_turns: i32) {
[INFO] [stdout]     |                          ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_turns`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num_turns`
[INFO] [stdout]    --> src/twisty_cube.rs:193:26
[INFO] [stdout]     |
[INFO] [stdout] 193 |     fn move_d(&mut self, num_turns: i32) {
[INFO] [stdout]     |                          ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_turns`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cube`
[INFO] [stdout]    --> src/twisty_cube.rs:204:24
[INFO] [stdout]     |
[INFO] [stdout] 204 | fn do_move(input:char, cube:TwistyCube) {
[INFO] [stdout]     |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_cube`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num_turns`
[INFO] [stdout]    --> src/twisty_cube.rs:267:11
[INFO] [stdout]     |
[INFO] [stdout] 267 | fn move_u(num_turns: i32) {
[INFO] [stdout]     |           ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_turns`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num_turns`
[INFO] [stdout]    --> src/twisty_cube.rs:270:11
[INFO] [stdout]     |
[INFO] [stdout] 270 | fn move_l(num_turns: i32) {
[INFO] [stdout]     |           ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_turns`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num_turns`
[INFO] [stdout]    --> src/twisty_cube.rs:273:11
[INFO] [stdout]     |
[INFO] [stdout] 273 | fn move_f(num_turns: i32) {
[INFO] [stdout]     |           ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_turns`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num_turns`
[INFO] [stdout]    --> src/twisty_cube.rs:276:11
[INFO] [stdout]     |
[INFO] [stdout] 276 | fn move_r(num_turns: i32) {
[INFO] [stdout]     |           ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_turns`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num_turns`
[INFO] [stdout]    --> src/twisty_cube.rs:279:11
[INFO] [stdout]     |
[INFO] [stdout] 279 | fn move_b(num_turns: i32) {
[INFO] [stdout]     |           ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_turns`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num_turns`
[INFO] [stdout]    --> src/twisty_cube.rs:282:11
[INFO] [stdout]     |
[INFO] [stdout] 282 | fn move_d(num_turns: i32) {
[INFO] [stdout]     |           ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_turns`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `string_to_array` is never used
[INFO] [stdout]   --> src/twisty_cube.rs:46:4
[INFO] [stdout]    |
[INFO] [stdout] 46 | fn string_to_array(dim:i32, input: &str) -> Vec<Vec<char>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TwistyCube` is never constructed
[INFO] [stdout]   --> src/twisty_cube.rs:60:8
[INFO] [stdout]    |
[INFO] [stdout] 60 | struct TwistyCube {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/twisty_cube.rs:68:8
[INFO] [stdout]     |
[INFO] [stdout] 67  | impl TwistyCube {
[INFO] [stdout]     | --------------- associated items in this implementation
[INFO] [stdout] 68  |     fn new() -> TwistyCube {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 77  |     fn get_state(&self) -> &str {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 81  |     fn get_depth(&self) -> i32 {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 85  |     fn set_state(&mut self, new_state: String) {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 94  |     fn set_depth(&mut self, new_depth: i32) {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 98  |     fn do_move(&mut self, input:char) {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 178 |     fn move_u(&mut self, num_turns: i32) {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 181 |     fn move_l(&mut self, num_turns: i32) {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 184 |     fn move_f(&mut self, num_turns: i32) {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 187 |     fn move_r(&mut self, num_turns: i32) {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 190 |     fn move_b(&mut self, num_turns: i32) {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 193 |     fn move_d(&mut self, num_turns: i32) {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `do_move` is never used
[INFO] [stdout]    --> src/twisty_cube.rs:204:4
[INFO] [stdout]     |
[INFO] [stdout] 204 | fn do_move(input:char, cube:TwistyCube) {
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `move_u` is never used
[INFO] [stdout]    --> src/twisty_cube.rs:267:4
[INFO] [stdout]     |
[INFO] [stdout] 267 | fn move_u(num_turns: i32) {
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `move_l` is never used
[INFO] [stdout]    --> src/twisty_cube.rs:270:4
[INFO] [stdout]     |
[INFO] [stdout] 270 | fn move_l(num_turns: i32) {
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `move_f` is never used
[INFO] [stdout]    --> src/twisty_cube.rs:273:4
[INFO] [stdout]     |
[INFO] [stdout] 273 | fn move_f(num_turns: i32) {
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `move_r` is never used
[INFO] [stdout]    --> src/twisty_cube.rs:276:4
[INFO] [stdout]     |
[INFO] [stdout] 276 | fn move_r(num_turns: i32) {
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `move_b` is never used
[INFO] [stdout]    --> src/twisty_cube.rs:279:4
[INFO] [stdout]     |
[INFO] [stdout] 279 | fn move_b(num_turns: i32) {
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `move_d` is never used
[INFO] [stdout]    --> src/twisty_cube.rs:282:4
[INFO] [stdout]     |
[INFO] [stdout] 282 | fn move_d(num_turns: i32) {
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 23 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "9ac67e99259b1aa26a3fb390713b82db460a915b713290196c61c687836eedf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ac67e99259b1aa26a3fb390713b82db460a915b713290196c61c687836eedf8", kill_on_drop: false }`
[INFO] [stdout] 9ac67e99259b1aa26a3fb390713b82db460a915b713290196c61c687836eedf8