Dec 14 10:23:23.196 INFO testing Fertasd/MyGame-Rust against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 14 10:23:23.196 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 14 10:23:23.723 INFO [stdout] f68fdaf91ccfddd37cbc00a5c3c241131685ece8fdb4e6bbbdc506c58c5ab06d
Dec 14 10:23:23.725 INFO running `"docker" "start" "-a" "f68fdaf91ccfddd37cbc00a5c3c241131685ece8fdb4e6bbbdc506c58c5ab06d"`
Dec 14 10:23:24.778 INFO [stderr] usermod: no changes
Dec 14 10:23:24.911 INFO [stderr]    Compiling unicode-bidi v0.3.3
Dec 14 10:23:24.919 INFO [stderr]    Compiling ctrlc v3.0.2
Dec 14 10:23:27.845 INFO [stderr]    Compiling idna v0.1.2
Dec 14 10:23:30.953 INFO [stderr]    Compiling url v1.4.1
Dec 14 10:23:34.593 INFO [stderr]    Compiling ws v0.7.1
Dec 14 10:23:38.291 INFO [stderr]    Compiling rpg-game v0.1.0 (/source)
Dec 14 10:23:39.967 INFO [stderr] warning: unused import: `std::ops::Deref`
Dec 14 10:23:39.967 INFO [stderr]  --> src/server.rs:3:5
Dec 14 10:23:39.967 INFO [stderr]   |
Dec 14 10:23:39.967 INFO [stderr] 3 | use std::ops::Deref;
Dec 14 10:23:39.967 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 14 10:23:39.967 INFO [stderr]   |
Dec 14 10:23:39.967 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 14 10:23:39.967 INFO [stderr] 
Dec 14 10:23:40.121 INFO [stderr] warning: unused variable: `i`
Dec 14 10:23:40.121 INFO [stderr]   --> src/area.rs:78:7
Dec 14 10:23:40.121 INFO [stderr]    |
Dec 14 10:23:40.121 INFO [stderr] 78 |         for i in 0..steps {
Dec 14 10:23:40.121 INFO [stderr]    |             ^ help: consider using `_i` instead
Dec 14 10:23:40.121 INFO [stderr]    |
Dec 14 10:23:40.121 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 14 10:23:40.121 INFO [stderr] 
Dec 14 10:23:40.121 INFO [stderr] warning: unused variable: `h`
Dec 14 10:23:40.121 INFO [stderr]   --> src/area.rs:80:8
Dec 14 10:23:40.121 INFO [stderr]    |
Dec 14 10:23:40.121 INFO [stderr] 80 |             for h in 0..speed {
Dec 14 10:23:40.121 INFO [stderr]    |                 ^ help: consider using `_h` instead
Dec 14 10:23:40.121 INFO [stderr] 
Dec 14 10:23:40.121 INFO [stderr] warning: unused variable: `i`
Dec 14 10:23:40.121 INFO [stderr]   --> src/area.rs:98:7
Dec 14 10:23:40.121 INFO [stderr]    |
Dec 14 10:23:40.122 INFO [stderr] 98 |         for i in 0..(2 * num) ^ 2 {
Dec 14 10:23:40.122 INFO [stderr]    |             ^ help: consider using `_i` instead
Dec 14 10:23:40.122 INFO [stderr] 
Dec 14 10:23:40.122 INFO [stderr] warning: unused variable: `value`
Dec 14 10:23:40.122 INFO [stderr]    --> src/area.rs:109:14
Dec 14 10:23:40.122 INFO [stderr]     |
Dec 14 10:23:40.122 INFO [stderr] 109 |             for (key, value) in currentgen {
Dec 14 10:23:40.122 INFO [stderr]     |                       ^^^^^ help: consider using `_value` instead
Dec 14 10:23:40.122 INFO [stderr] 
Dec 14 10:23:40.122 INFO [stderr] warning: unused variable: `room`
Dec 14 10:23:40.122 INFO [stderr]    --> src/area.rs:134:18
Dec 14 10:23:40.122 INFO [stderr]     |
Dec 14 10:23:40.122 INFO [stderr] 134 |     fn set_position(room: Room, x: usize, y: usize) {}
Dec 14 10:23:40.122 INFO [stderr]     |                     ^^^^ help: consider using `_room` instead
Dec 14 10:23:40.122 INFO [stderr] 
Dec 14 10:23:40.122 INFO [stderr] warning: unused variable: `x`
Dec 14 10:23:40.122 INFO [stderr]    --> src/area.rs:134:30
Dec 14 10:23:40.122 INFO [stderr]     |
Dec 14 10:23:40.122 INFO [stderr] 134 |     fn set_position(room: Room, x: usize, y: usize) {}
Dec 14 10:23:40.122 INFO [stderr]     |                                 ^ help: consider using `_x` instead
Dec 14 10:23:40.123 INFO [stderr] 
Dec 14 10:23:40.123 INFO [stderr] warning: unused variable: `y`
Dec 14 10:23:40.123 INFO [stderr]    --> src/area.rs:134:40
Dec 14 10:23:40.123 INFO [stderr]     |
Dec 14 10:23:40.123 INFO [stderr] 134 |     fn set_position(room: Room, x: usize, y: usize) {}
Dec 14 10:23:40.123 INFO [stderr]     |                                           ^ help: consider using `_y` instead
Dec 14 10:23:40.123 INFO [stderr] 
Dec 14 10:23:40.155 INFO [stderr] warning: struct is never constructed: `Position`
Dec 14 10:23:40.155 INFO [stderr]  --> src/area.rs:5:1
Dec 14 10:23:40.155 INFO [stderr]   |
Dec 14 10:23:40.155 INFO [stderr] 5 | pub struct Position {
Dec 14 10:23:40.155 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^
Dec 14 10:23:40.155 INFO [stderr]   |
Dec 14 10:23:40.155 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 14 10:23:40.155 INFO [stderr] 
Dec 14 10:23:40.155 INFO [stderr] warning: method is never used: `new`
Dec 14 10:23:40.155 INFO [stderr]   --> src/area.rs:12:2
Dec 14 10:23:40.155 INFO [stderr]    |
Dec 14 10:23:40.155 INFO [stderr] 12 |     pub fn new(x: i64, y: i64, z: i64) -> Position {
Dec 14 10:23:40.155 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 10:23:40.156 INFO [stderr] 
Dec 14 10:23:40.156 INFO [stderr] warning: struct is never constructed: `Dungeon`
Dec 14 10:23:40.156 INFO [stderr]   --> src/area.rs:23:1
Dec 14 10:23:40.156 INFO [stderr]    |
Dec 14 10:23:40.156 INFO [stderr] 23 | pub struct Dungeon {
Dec 14 10:23:40.156 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^
Dec 14 10:23:40.156 INFO [stderr] 
Dec 14 10:23:40.156 INFO [stderr] warning: method is never used: `new`
Dec 14 10:23:40.156 INFO [stderr]   --> src/area.rs:28:2
Dec 14 10:23:40.156 INFO [stderr]    |
Dec 14 10:23:40.156 INFO [stderr] 28 |     pub fn new() -> Dungeon {
Dec 14 10:23:40.156 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 10:23:40.156 INFO [stderr] 
Dec 14 10:23:40.156 INFO [stderr] warning: method is never used: `add_level`
Dec 14 10:23:40.156 INFO [stderr]   --> src/area.rs:31:2
Dec 14 10:23:40.157 INFO [stderr]    |
Dec 14 10:23:40.157 INFO [stderr] 31 |     pub fn add_level(&mut self, level: Rc<Level>) {
Dec 14 10:23:40.157 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 10:23:40.157 INFO [stderr] 
Dec 14 10:23:40.157 INFO [stderr] warning: struct is never constructed: `Level`
Dec 14 10:23:40.157 INFO [stderr]   --> src/area.rs:36:1
Dec 14 10:23:40.157 INFO [stderr]    |
Dec 14 10:23:40.157 INFO [stderr] 36 | pub struct Level {
Dec 14 10:23:40.157 INFO [stderr]    | ^^^^^^^^^^^^^^^^
Dec 14 10:23:40.158 INFO [stderr] 
Dec 14 10:23:40.158 INFO [stderr] warning: variant is never constructed: `UP`
Dec 14 10:23:40.158 INFO [stderr]   --> src/area.rs:42:2
Dec 14 10:23:40.158 INFO [stderr]    |
Dec 14 10:23:40.158 INFO [stderr] 42 |     UP,
Dec 14 10:23:40.158 INFO [stderr]    |     ^^
Dec 14 10:23:40.158 INFO [stderr] 
Dec 14 10:23:40.158 INFO [stderr] warning: variant is never constructed: `DOWN`
Dec 14 10:23:40.159 INFO [stderr]   --> src/area.rs:43:2
Dec 14 10:23:40.159 INFO [stderr]    |
Dec 14 10:23:40.159 INFO [stderr] 43 |     DOWN,
Dec 14 10:23:40.159 INFO [stderr]    |     ^^^^
Dec 14 10:23:40.159 INFO [stderr] 
Dec 14 10:23:40.159 INFO [stderr] warning: variant is never constructed: `LEFT`
Dec 14 10:23:40.159 INFO [stderr]   --> src/area.rs:44:2
Dec 14 10:23:40.159 INFO [stderr]    |
Dec 14 10:23:40.159 INFO [stderr] 44 |     LEFT,
Dec 14 10:23:40.160 INFO [stderr]    |     ^^^^
Dec 14 10:23:40.160 INFO [stderr] 
Dec 14 10:23:40.160 INFO [stderr] warning: variant is never constructed: `RIGHT`
Dec 14 10:23:40.160 INFO [stderr]   --> src/area.rs:45:2
Dec 14 10:23:40.160 INFO [stderr]    |
Dec 14 10:23:40.160 INFO [stderr] 45 |     RIGHT
Dec 14 10:23:40.160 INFO [stderr]    |     ^^^^^
Dec 14 10:23:40.160 INFO [stderr] 
Dec 14 10:23:40.160 INFO [stderr] warning: method is never used: `random`
Dec 14 10:23:40.160 INFO [stderr]   --> src/area.rs:49:2
Dec 14 10:23:40.160 INFO [stderr]    |
Dec 14 10:23:40.161 INFO [stderr] 49 |     fn random() -> Self {
Dec 14 10:23:40.161 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 14 10:23:40.161 INFO [stderr] 
Dec 14 10:23:40.161 INFO [stderr] warning: method is never used: `new`
Dec 14 10:23:40.161 INFO [stderr]   --> src/area.rs:62:2
Dec 14 10:23:40.161 INFO [stderr]    |
Dec 14 10:23:40.161 INFO [stderr] 62 |     pub fn new() -> Level {
Dec 14 10:23:40.161 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 14 10:23:40.161 INFO [stderr] 
Dec 14 10:23:40.162 INFO [stderr] warning: method is never used: `add_room`
Dec 14 10:23:40.162 INFO [stderr]   --> src/area.rs:65:2
Dec 14 10:23:40.162 INFO [stderr]    |
Dec 14 10:23:40.162 INFO [stderr] 65 |     pub fn add_room(&mut self, room: Rc<Room>) {
Dec 14 10:23:40.162 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 10:23:40.162 INFO [stderr] 
Dec 14 10:23:40.162 INFO [stderr] warning: method is never used: `step`
Dec 14 10:23:40.162 INFO [stderr]   --> src/area.rs:68:2
Dec 14 10:23:40.162 INFO [stderr]    |
Dec 14 10:23:40.162 INFO [stderr] 68 |     fn step(dir: Direction, pos: usize, len: usize) -> usize {
Dec 14 10:23:40.163 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 10:23:40.163 INFO [stderr] 
Dec 14 10:23:40.163 INFO [stderr] warning: method is never used: `walker`
Dec 14 10:23:40.163 INFO [stderr]   --> src/area.rs:76:2
Dec 14 10:23:40.163 INFO [stderr]    |
Dec 14 10:23:40.163 INFO [stderr] 76 |     fn walker(pos: usize, steps: u8, len: usize, map: &mut Vec<bool>, speed: u8, gen: &mut HashMap<usize, bool>, counter: &mut usize, num: &mut usize) {
Dec 14 10:23:40.163 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 10:23:40.163 INFO [stderr] 
Dec 14 10:23:40.163 INFO [stderr] warning: method is never used: `generate_rooms`
Dec 14 10:23:40.163 INFO [stderr]   --> src/area.rs:96:2
Dec 14 10:23:40.164 INFO [stderr]    |
Dec 14 10:23:40.164 INFO [stderr] 96 |     fn generate_rooms(num: usize) {
Dec 14 10:23:40.164 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 10:23:40.164 INFO [stderr] 
Dec 14 10:23:40.164 INFO [stderr] warning: struct is never constructed: `Room`
Dec 14 10:23:40.164 INFO [stderr]    --> src/area.rs:128:1
Dec 14 10:23:40.164 INFO [stderr]     |
Dec 14 10:23:40.164 INFO [stderr] 128 | pub struct Room {}
Dec 14 10:23:40.165 INFO [stderr]     | ^^^^^^^^^^^^^^^
Dec 14 10:23:40.165 INFO [stderr] 
Dec 14 10:23:40.165 INFO [stderr] warning: method is never used: `new`
Dec 14 10:23:40.165 INFO [stderr]    --> src/area.rs:131:2
Dec 14 10:23:40.165 INFO [stderr]     |
Dec 14 10:23:40.165 INFO [stderr] 131 |     pub fn new() -> Room {
Dec 14 10:23:40.165 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
Dec 14 10:23:40.165 INFO [stderr] 
Dec 14 10:23:40.165 INFO [stderr] warning: method is never used: `set_position`
Dec 14 10:23:40.165 INFO [stderr]    --> src/area.rs:134:2
Dec 14 10:23:40.165 INFO [stderr]     |
Dec 14 10:23:40.166 INFO [stderr] 134 |     fn set_position(room: Room, x: usize, y: usize) {}
Dec 14 10:23:40.166 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 10:23:40.166 INFO [stderr] 
Dec 14 10:23:40.166 INFO [stderr] warning: field is never used: `sender`
Dec 14 10:23:40.166 INFO [stderr]   --> src/client.rs:13:2
Dec 14 10:23:40.166 INFO [stderr]    |
Dec 14 10:23:40.166 INFO [stderr] 13 |     sender: ws::Sender
Dec 14 10:23:40.166 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 14 10:23:40.166 INFO [stderr] 
Dec 14 10:23:40.167 INFO [stderr] warning: field is never used: `sender`
Dec 14 10:23:40.167 INFO [stderr]    --> src/server.rs:124:2
Dec 14 10:23:40.167 INFO [stderr]     |
Dec 14 10:23:40.167 INFO [stderr] 124 |     sender: ws::Sender
Dec 14 10:23:40.167 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^
Dec 14 10:23:40.167 INFO [stderr] 
Dec 14 10:23:45.208 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.41s
Dec 14 10:23:45.214 INFO [stderr] su: No module specific data is present
Dec 14 10:23:46.027 INFO running `"docker" "inspect" "f68fdaf91ccfddd37cbc00a5c3c241131685ece8fdb4e6bbbdc506c58c5ab06d"`
Dec 14 10:23:46.299 INFO running `"docker" "rm" "-f" "f68fdaf91ccfddd37cbc00a5c3c241131685ece8fdb4e6bbbdc506c58c5ab06d"`
Dec 14 10:23:46.619 INFO [stdout] f68fdaf91ccfddd37cbc00a5c3c241131685ece8fdb4e6bbbdc506c58c5ab06d
Dec 14 10:23:46.621 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 14 10:23:47.304 INFO [stdout] 771cb13bc4e8c484d96d43299eccf0c90873e401b92801b857c3895b22e42b2c
Dec 14 10:23:47.306 INFO running `"docker" "start" "-a" "771cb13bc4e8c484d96d43299eccf0c90873e401b92801b857c3895b22e42b2c"`
Dec 14 10:23:49.090 INFO [stderr] usermod: no changes
Dec 14 10:23:49.231 INFO [stderr]    Compiling rpg-game v0.1.0 (/source)
Dec 14 10:23:50.991 INFO [stderr] warning: unused import: `std::ops::Deref`
Dec 14 10:23:50.991 INFO [stderr]  --> src/server.rs:3:5
Dec 14 10:23:50.991 INFO [stderr]   |
Dec 14 10:23:50.991 INFO [stderr] 3 | use std::ops::Deref;
Dec 14 10:23:50.991 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 14 10:23:50.991 INFO [stderr]   |
Dec 14 10:23:50.991 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 14 10:23:50.991 INFO [stderr] 
Dec 14 10:23:51.139 INFO [stderr] warning: unused variable: `i`
Dec 14 10:23:51.139 INFO [stderr]   --> src/area.rs:78:7
Dec 14 10:23:51.139 INFO [stderr]    |
Dec 14 10:23:51.139 INFO [stderr] 78 |         for i in 0..steps {
Dec 14 10:23:51.139 INFO [stderr]    |             ^ help: consider using `_i` instead
Dec 14 10:23:51.139 INFO [stderr]    |
Dec 14 10:23:51.139 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 14 10:23:51.139 INFO [stderr] 
Dec 14 10:23:51.139 INFO [stderr] warning: unused variable: `h`
Dec 14 10:23:51.139 INFO [stderr]   --> src/area.rs:80:8
Dec 14 10:23:51.139 INFO [stderr]    |
Dec 14 10:23:51.139 INFO [stderr] 80 |             for h in 0..speed {
Dec 14 10:23:51.139 INFO [stderr]    |                 ^ help: consider using `_h` instead
Dec 14 10:23:51.139 INFO [stderr] 
Dec 14 10:23:51.139 INFO [stderr] warning: unused variable: `i`
Dec 14 10:23:51.139 INFO [stderr]   --> src/area.rs:98:7
Dec 14 10:23:51.139 INFO [stderr]    |
Dec 14 10:23:51.139 INFO [stderr] 98 |         for i in 0..(2 * num) ^ 2 {
Dec 14 10:23:51.139 INFO [stderr]    |             ^ help: consider using `_i` instead
Dec 14 10:23:51.139 INFO [stderr] 
Dec 14 10:23:51.139 INFO [stderr] warning: unused variable: `value`
Dec 14 10:23:51.139 INFO [stderr]    --> src/area.rs:109:14
Dec 14 10:23:51.139 INFO [stderr]     |
Dec 14 10:23:51.139 INFO [stderr] 109 |             for (key, value) in currentgen {
Dec 14 10:23:51.139 INFO [stderr]     |                       ^^^^^ help: consider using `_value` instead
Dec 14 10:23:51.139 INFO [stderr] 
Dec 14 10:23:51.139 INFO [stderr] warning: unused variable: `room`
Dec 14 10:23:51.139 INFO [stderr]    --> src/area.rs:134:18
Dec 14 10:23:51.139 INFO [stderr]     |
Dec 14 10:23:51.139 INFO [stderr] 134 |     fn set_position(room: Room, x: usize, y: usize) {}
Dec 14 10:23:51.139 INFO [stderr]     |                     ^^^^ help: consider using `_room` instead
Dec 14 10:23:51.139 INFO [stderr] 
Dec 14 10:23:51.139 INFO [stderr] warning: unused variable: `x`
Dec 14 10:23:51.139 INFO [stderr]    --> src/area.rs:134:30
Dec 14 10:23:51.139 INFO [stderr]     |
Dec 14 10:23:51.139 INFO [stderr] 134 |     fn set_position(room: Room, x: usize, y: usize) {}
Dec 14 10:23:51.139 INFO [stderr]     |                                 ^ help: consider using `_x` instead
Dec 14 10:23:51.139 INFO [stderr] 
Dec 14 10:23:51.139 INFO [stderr] warning: unused variable: `y`
Dec 14 10:23:51.139 INFO [stderr]    --> src/area.rs:134:40
Dec 14 10:23:51.139 INFO [stderr]     |
Dec 14 10:23:51.139 INFO [stderr] 134 |     fn set_position(room: Room, x: usize, y: usize) {}
Dec 14 10:23:51.139 INFO [stderr]     |                                           ^ help: consider using `_y` instead
Dec 14 10:23:51.139 INFO [stderr] 
Dec 14 10:23:51.171 INFO [stderr] warning: struct is never constructed: `Position`
Dec 14 10:23:51.171 INFO [stderr]  --> src/area.rs:5:1
Dec 14 10:23:51.171 INFO [stderr]   |
Dec 14 10:23:51.171 INFO [stderr] 5 | pub struct Position {
Dec 14 10:23:51.171 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^
Dec 14 10:23:51.171 INFO [stderr]   |
Dec 14 10:23:51.171 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 14 10:23:51.171 INFO [stderr] 
Dec 14 10:23:51.171 INFO [stderr] warning: method is never used: `new`
Dec 14 10:23:51.171 INFO [stderr]   --> src/area.rs:12:2
Dec 14 10:23:51.171 INFO [stderr]    |
Dec 14 10:23:51.171 INFO [stderr] 12 |     pub fn new(x: i64, y: i64, z: i64) -> Position {
Dec 14 10:23:51.171 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 10:23:51.171 INFO [stderr] 
Dec 14 10:23:51.171 INFO [stderr] warning: struct is never constructed: `Dungeon`
Dec 14 10:23:51.171 INFO [stderr]   --> src/area.rs:23:1
Dec 14 10:23:51.171 INFO [stderr]    |
Dec 14 10:23:51.171 INFO [stderr] 23 | pub struct Dungeon {
Dec 14 10:23:51.171 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^
Dec 14 10:23:51.171 INFO [stderr] 
Dec 14 10:23:51.171 INFO [stderr] warning: method is never used: `new`
Dec 14 10:23:51.171 INFO [stderr]   --> src/area.rs:28:2
Dec 14 10:23:51.171 INFO [stderr]    |
Dec 14 10:23:51.171 INFO [stderr] 28 |     pub fn new() -> Dungeon {
Dec 14 10:23:51.171 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 10:23:51.171 INFO [stderr] 
Dec 14 10:23:51.172 INFO [stderr] warning: method is never used: `add_level`
Dec 14 10:23:51.172 INFO [stderr]   --> src/area.rs:31:2
Dec 14 10:23:51.172 INFO [stderr]    |
Dec 14 10:23:51.172 INFO [stderr] 31 |     pub fn add_level(&mut self, level: Rc<Level>) {
Dec 14 10:23:51.172 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 10:23:51.172 INFO [stderr] 
Dec 14 10:23:51.172 INFO [stderr] warning: struct is never constructed: `Level`
Dec 14 10:23:51.172 INFO [stderr]   --> src/area.rs:36:1
Dec 14 10:23:51.172 INFO [stderr]    |
Dec 14 10:23:51.172 INFO [stderr] 36 | pub struct Level {
Dec 14 10:23:51.172 INFO [stderr]    | ^^^^^^^^^^^^^^^^
Dec 14 10:23:51.172 INFO [stderr] 
Dec 14 10:23:51.172 INFO [stderr] warning: variant is never constructed: `UP`
Dec 14 10:23:51.172 INFO [stderr]   --> src/area.rs:42:2
Dec 14 10:23:51.172 INFO [stderr]    |
Dec 14 10:23:51.172 INFO [stderr] 42 |     UP,
Dec 14 10:23:51.172 INFO [stderr]    |     ^^
Dec 14 10:23:51.172 INFO [stderr] 
Dec 14 10:23:51.172 INFO [stderr] warning: variant is never constructed: `DOWN`
Dec 14 10:23:51.172 INFO [stderr]   --> src/area.rs:43:2
Dec 14 10:23:51.172 INFO [stderr]    |
Dec 14 10:23:51.172 INFO [stderr] 43 |     DOWN,
Dec 14 10:23:51.172 INFO [stderr]    |     ^^^^
Dec 14 10:23:51.172 INFO [stderr] 
Dec 14 10:23:51.172 INFO [stderr] warning: variant is never constructed: `LEFT`
Dec 14 10:23:51.172 INFO [stderr]   --> src/area.rs:44:2
Dec 14 10:23:51.172 INFO [stderr]    |
Dec 14 10:23:51.172 INFO [stderr] 44 |     LEFT,
Dec 14 10:23:51.172 INFO [stderr]    |     ^^^^
Dec 14 10:23:51.172 INFO [stderr] 
Dec 14 10:23:51.172 INFO [stderr] warning: variant is never constructed: `RIGHT`
Dec 14 10:23:51.172 INFO [stderr]   --> src/area.rs:45:2
Dec 14 10:23:51.172 INFO [stderr]    |
Dec 14 10:23:51.172 INFO [stderr] 45 |     RIGHT
Dec 14 10:23:51.172 INFO [stderr]    |     ^^^^^
Dec 14 10:23:51.172 INFO [stderr] 
Dec 14 10:23:51.172 INFO [stderr] warning: method is never used: `random`
Dec 14 10:23:51.172 INFO [stderr]   --> src/area.rs:49:2
Dec 14 10:23:51.172 INFO [stderr]    |
Dec 14 10:23:51.172 INFO [stderr] 49 |     fn random() -> Self {
Dec 14 10:23:51.172 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 14 10:23:51.172 INFO [stderr] 
Dec 14 10:23:51.172 INFO [stderr] warning: method is never used: `new`
Dec 14 10:23:51.172 INFO [stderr]   --> src/area.rs:62:2
Dec 14 10:23:51.172 INFO [stderr]    |
Dec 14 10:23:51.172 INFO [stderr] 62 |     pub fn new() -> Level {
Dec 14 10:23:51.172 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 14 10:23:51.172 INFO [stderr] 
Dec 14 10:23:51.172 INFO [stderr] warning: method is never used: `add_room`
Dec 14 10:23:51.172 INFO [stderr]   --> src/area.rs:65:2
Dec 14 10:23:51.172 INFO [stderr]    |
Dec 14 10:23:51.172 INFO [stderr] 65 |     pub fn add_room(&mut self, room: Rc<Room>) {
Dec 14 10:23:51.172 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 10:23:51.172 INFO [stderr] 
Dec 14 10:23:51.172 INFO [stderr] warning: method is never used: `step`
Dec 14 10:23:51.172 INFO [stderr]   --> src/area.rs:68:2
Dec 14 10:23:51.172 INFO [stderr]    |
Dec 14 10:23:51.172 INFO [stderr] 68 |     fn step(dir: Direction, pos: usize, len: usize) -> usize {
Dec 14 10:23:51.172 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 10:23:51.172 INFO [stderr] 
Dec 14 10:23:51.172 INFO [stderr] warning: method is never used: `walker`
Dec 14 10:23:51.172 INFO [stderr]   --> src/area.rs:76:2
Dec 14 10:23:51.172 INFO [stderr]    |
Dec 14 10:23:51.172 INFO [stderr] 76 |     fn walker(pos: usize, steps: u8, len: usize, map: &mut Vec<bool>, speed: u8, gen: &mut HashMap<usize, bool>, counter: &mut usize, num: &mut usize) {
Dec 14 10:23:51.172 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 10:23:51.172 INFO [stderr] 
Dec 14 10:23:51.173 INFO [stderr] warning: method is never used: `generate_rooms`
Dec 14 10:23:51.173 INFO [stderr]   --> src/area.rs:96:2
Dec 14 10:23:51.173 INFO [stderr]    |
Dec 14 10:23:51.173 INFO [stderr] 96 |     fn generate_rooms(num: usize) {
Dec 14 10:23:51.173 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 10:23:51.173 INFO [stderr] 
Dec 14 10:23:51.173 INFO [stderr] warning: struct is never constructed: `Room`
Dec 14 10:23:51.173 INFO [stderr]    --> src/area.rs:128:1
Dec 14 10:23:51.173 INFO [stderr]     |
Dec 14 10:23:51.173 INFO [stderr] 128 | pub struct Room {}
Dec 14 10:23:51.173 INFO [stderr]     | ^^^^^^^^^^^^^^^
Dec 14 10:23:51.173 INFO [stderr] 
Dec 14 10:23:51.173 INFO [stderr] warning: method is never used: `new`
Dec 14 10:23:51.173 INFO [stderr]    --> src/area.rs:131:2
Dec 14 10:23:51.173 INFO [stderr]     |
Dec 14 10:23:51.173 INFO [stderr] 131 |     pub fn new() -> Room {
Dec 14 10:23:51.173 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
Dec 14 10:23:51.173 INFO [stderr] 
Dec 14 10:23:51.173 INFO [stderr] warning: method is never used: `set_position`
Dec 14 10:23:51.173 INFO [stderr]    --> src/area.rs:134:2
Dec 14 10:23:51.173 INFO [stderr]     |
Dec 14 10:23:51.173 INFO [stderr] 134 |     fn set_position(room: Room, x: usize, y: usize) {}
Dec 14 10:23:51.173 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 10:23:51.173 INFO [stderr] 
Dec 14 10:23:51.173 INFO [stderr] warning: field is never used: `sender`
Dec 14 10:23:51.173 INFO [stderr]   --> src/client.rs:13:2
Dec 14 10:23:51.173 INFO [stderr]    |
Dec 14 10:23:51.173 INFO [stderr] 13 |     sender: ws::Sender
Dec 14 10:23:51.173 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 14 10:23:51.173 INFO [stderr] 
Dec 14 10:23:51.173 INFO [stderr] warning: field is never used: `sender`
Dec 14 10:23:51.173 INFO [stderr]    --> src/server.rs:124:2
Dec 14 10:23:51.173 INFO [stderr]     |
Dec 14 10:23:51.173 INFO [stderr] 124 |     sender: ws::Sender
Dec 14 10:23:51.173 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^
Dec 14 10:23:51.173 INFO [stderr] 
Dec 14 10:23:51.587 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.48s
Dec 14 10:23:51.599 INFO [stderr] su: No module specific data is present
Dec 14 10:23:52.464 INFO running `"docker" "inspect" "771cb13bc4e8c484d96d43299eccf0c90873e401b92801b857c3895b22e42b2c"`
Dec 14 10:23:52.749 INFO running `"docker" "rm" "-f" "771cb13bc4e8c484d96d43299eccf0c90873e401b92801b857c3895b22e42b2c"`
Dec 14 10:23:53.005 INFO [stdout] 771cb13bc4e8c484d96d43299eccf0c90873e401b92801b857c3895b22e42b2c
Dec 14 10:23:53.011 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 14 10:23:53.541 INFO [stdout] 50d117e99f4ebfd65ca74c4f35fc1e3a62dddc4a66ae52b48c38c40a42fa62b3
Dec 14 10:23:53.543 INFO running `"docker" "start" "-a" "50d117e99f4ebfd65ca74c4f35fc1e3a62dddc4a66ae52b48c38c40a42fa62b3"`
Dec 14 10:23:56.282 INFO [stderr] usermod: no changes
Dec 14 10:23:56.363 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
Dec 14 10:23:56.378 INFO [stderr]      Running /target/debug/deps/rpg_game-26849f23947d4c32
Dec 14 10:23:56.380 INFO [stdout] 
Dec 14 10:23:56.380 INFO [stdout] running 0 tests
Dec 14 10:23:56.380 INFO [stdout] 
Dec 14 10:23:56.380 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 10:23:56.380 INFO [stdout] 
Dec 14 10:23:56.383 INFO [stderr] su: No module specific data is present
Dec 14 10:23:57.074 INFO running `"docker" "inspect" "50d117e99f4ebfd65ca74c4f35fc1e3a62dddc4a66ae52b48c38c40a42fa62b3"`
Dec 14 10:23:57.307 INFO running `"docker" "rm" "-f" "50d117e99f4ebfd65ca74c4f35fc1e3a62dddc4a66ae52b48c38c40a42fa62b3"`
Dec 14 10:23:57.529 INFO [stdout] 50d117e99f4ebfd65ca74c4f35fc1e3a62dddc4a66ae52b48c38c40a42fa62b3