[INFO] updating cached repository ickshonpe/boulderdash
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ickshonpe/boulderdash
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ickshonpe/boulderdash" "work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/ickshonpe/boulderdash"`
[INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/ickshonpe/boulderdash'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ickshonpe/boulderdash" "work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/ickshonpe/boulderdash"`
[INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/ickshonpe/boulderdash'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] acf612a2016eff38f82c01acb4ed520d68913a06
[INFO] sha for GitHub repo ickshonpe/boulderdash: acf612a2016eff38f82c01acb4ed520d68913a06
[INFO] validating manifest of ickshonpe/boulderdash on toolchain master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ickshonpe/boulderdash on toolchain try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ickshonpe/boulderdash
[INFO] finished frobbing ickshonpe/boulderdash
[INFO] frobbed toml for ickshonpe/boulderdash written to work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/ickshonpe/boulderdash/Cargo.toml
[INFO] started frobbing ickshonpe/boulderdash
[INFO] finished frobbing ickshonpe/boulderdash
[INFO] frobbed toml for ickshonpe/boulderdash written to work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/ickshonpe/boulderdash/Cargo.toml
[INFO] crate ickshonpe/boulderdash already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking ickshonpe/boulderdash against master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7 for pr-59199
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-59199/worker-0/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/ickshonpe/boulderdash:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 836ae1ef67a391910bc8fe9831484968c0cf3d2ca0298f4054eca742cade7470
[INFO] running `"docker" "start" "-a" "836ae1ef67a391910bc8fe9831484968c0cf3d2ca0298f4054eca742cade7470"`
[INFO] [stderr]     Checking deflate v0.7.8
[INFO] [stderr]    Compiling target_build_utils v0.3.0
[INFO] [stderr]     Checking png v0.7.0
[INFO] [stderr]     Checking image v0.13.0
[INFO] [stderr]     Checking piston-gfx_texture v0.23.0
[INFO] [stderr]     Checking piston2d-gfx_graphics v0.39.0
[INFO] [stderr]    Compiling libloading v0.3.4
[INFO] [stderr]     Checking dlib v0.3.1
[INFO] [stderr]     Checking wayland-sys v0.7.8
[INFO] [stderr]     Checking wayland-client v0.7.8
[INFO] [stderr]     Checking wayland-window v0.4.4
[INFO] [stderr]     Checking wayland-kbd v0.6.3
[INFO] [stderr]     Checking winit v0.5.11
[INFO] [stderr]     Checking glutin v0.7.4
[INFO] [stderr]     Checking pistoncore-glutin_window v0.36.0
[INFO] [stderr]     Checking piston_window v0.65.0
[INFO] [stderr]     Checking boulderdash v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `find_folder::Error`
[INFO] [stderr]  --> src/assets.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use find_folder::Error;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs::File`
[INFO] [stderr]   --> src/main.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | use std::fs::File;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::path::Path`
[INFO] [stderr]   --> src/main.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use std::path::Path;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rect::Rect`
[INFO] [stderr]   --> src/main.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | use rect::Rect;
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `vecmath::*`
[INFO] [stderr]   --> src/main.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | use vecmath::*;
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `image::*`
[INFO] [stderr]   --> src/main.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 | use image::*;
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]   --> src/main.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 | use std::collections::HashMap;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `find_folder::Error`
[INFO] [stderr]  --> src/assets.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use find_folder::Error;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs::File`
[INFO] [stderr]   --> src/main.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | use std::fs::File;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::path::Path`
[INFO] [stderr]   --> src/main.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use std::path::Path;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rect::Rect`
[INFO] [stderr]   --> src/main.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | use rect::Rect;
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `vecmath::*`
[INFO] [stderr]   --> src/main.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | use vecmath::*;
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `image::*`
[INFO] [stderr]   --> src/main.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 | use image::*;
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]   --> src/main.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 | use std::collections::HashMap;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `old_input_state`
[INFO] [stderr]   --> src/main.rs:48:12
[INFO] [stderr]    |
[INFO] [stderr] 48 |    let mut old_input_state = HashSet::<Direction>::new();
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_old_input_state`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `r`
[INFO] [stderr]    --> src/main.rs:153:13
[INFO] [stderr]     |
[INFO] [stderr] 153 | fn draw_map(r: &RenderArgs, g2d: &mut G2d, game_state:
[INFO] [stderr]     |             ^ help: consider prefixing with an underscore: `_r`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/mapping.rs:83:12
[INFO] [stderr]    |
[INFO] [stderr] 83 |       for (i, c) in self {
[INFO] [stderr]    |            ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `y1`
[INFO] [stderr]   --> src/rect.rs:15:37
[INFO] [stderr]    |
[INFO] [stderr] 15 |    pub fn new(x1: usize, x2: usize, y1: usize, y2: usize) -> Rect {
[INFO] [stderr]    |                                     ^^ help: consider prefixing with an underscore: `_y1`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `y2`
[INFO] [stderr]   --> src/rect.rs:15:48
[INFO] [stderr]    |
[INFO] [stderr] 15 |    pub fn new(x1: usize, x2: usize, y1: usize, y2: usize) -> Rect {
[INFO] [stderr]    |                                                ^^ help: consider prefixing with an underscore: `_y2`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `E`
[INFO] [stderr]  --> src/assets.rs:9:19
[INFO] [stderr]   |
[INFO] [stderr] 9 |       Result::Err(E) => { panic!("Assets folder not found.") }
[INFO] [stderr]   |                   ^ help: consider prefixing with an underscore: `_E`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:48:8
[INFO] [stderr]    |
[INFO] [stderr] 48 |    let mut old_input_state = HashSet::<Direction>::new();
[INFO] [stderr]    |        ----^^^^^^^^^^^^^^^
[INFO] [stderr]    |        |
[INFO] [stderr]    |        help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/game.rs:37:8
[INFO] [stderr]    |
[INFO] [stderr] 37 |    let mut m = &mut g.map;
[INFO] [stderr]    |        ----^
[INFO] [stderr]    |        |
[INFO] [stderr]    |        help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `old_input_state`
[INFO] [stderr]   --> src/main.rs:48:12
[INFO] [stderr]    |
[INFO] [stderr] 48 |    let mut old_input_state = HashSet::<Direction>::new();
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_old_input_state`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `r`
[INFO] [stderr]    --> src/main.rs:153:13
[INFO] [stderr]     |
[INFO] [stderr] 153 | fn draw_map(r: &RenderArgs, g2d: &mut G2d, game_state:
[INFO] [stderr]     |             ^ help: consider prefixing with an underscore: `_r`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/mapping.rs:83:12
[INFO] [stderr]    |
[INFO] [stderr] 83 |       for (i, c) in self {
[INFO] [stderr]    |            ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `y1`
[INFO] [stderr]   --> src/rect.rs:15:37
[INFO] [stderr]    |
[INFO] [stderr] 15 |    pub fn new(x1: usize, x2: usize, y1: usize, y2: usize) -> Rect {
[INFO] [stderr]    |                                     ^^ help: consider prefixing with an underscore: `_y1`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `y2`
[INFO] [stderr]   --> src/rect.rs:15:48
[INFO] [stderr]    |
[INFO] [stderr] 15 |    pub fn new(x1: usize, x2: usize, y1: usize, y2: usize) -> Rect {
[INFO] [stderr]    |                                                ^^ help: consider prefixing with an underscore: `_y2`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `E`
[INFO] [stderr]  --> src/assets.rs:9:19
[INFO] [stderr]   |
[INFO] [stderr] 9 |       Result::Err(E) => { panic!("Assets folder not found.") }
[INFO] [stderr]   |                   ^ help: consider prefixing with an underscore: `_E`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `print_map`
[INFO] [stderr]    --> src/mapping.rs:180:1
[INFO] [stderr]     |
[INFO] [stderr] 180 | pub fn print_map(m: &LevelMap) {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `put_border_wall`
[INFO] [stderr]  --> src/mapgen.rs:5:4
[INFO] [stderr]   |
[INFO] [stderr] 5 |    pub fn put_border_wall(map: &mut LevelMap) {
[INFO] [stderr]   |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `put_wall`
[INFO] [stderr]   --> src/mapgen.rs:17:4
[INFO] [stderr]    |
[INFO] [stderr] 17 |    pub fn put_wall(map: &mut LevelMap, p: Pos) {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable `E` should have a snake case name
[INFO] [stderr]  --> src/assets.rs:9:19
[INFO] [stderr]   |
[INFO] [stderr] 9 |       Result::Err(E) => { panic!("Assets folder not found.") }
[INFO] [stderr]   |                   ^ help: convert the identifier to snake case: `e`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:48:8
[INFO] [stderr]    |
[INFO] [stderr] 48 |    let mut old_input_state = HashSet::<Direction>::new();
[INFO] [stderr]    |        ----^^^^^^^^^^^^^^^
[INFO] [stderr]    |        |
[INFO] [stderr]    |        help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/game.rs:37:8
[INFO] [stderr]    |
[INFO] [stderr] 37 |    let mut m = &mut g.map;
[INFO] [stderr]    |        ----^
[INFO] [stderr]    |        |
[INFO] [stderr]    |        help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `print_map`
[INFO] [stderr]    --> src/mapping.rs:180:1
[INFO] [stderr]     |
[INFO] [stderr] 180 | pub fn print_map(m: &LevelMap) {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `put_border_wall`
[INFO] [stderr]  --> src/mapgen.rs:5:4
[INFO] [stderr]   |
[INFO] [stderr] 5 |    pub fn put_border_wall(map: &mut LevelMap) {
[INFO] [stderr]   |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `put_wall`
[INFO] [stderr]   --> src/mapgen.rs:17:4
[INFO] [stderr]    |
[INFO] [stderr] 17 |    pub fn put_wall(map: &mut LevelMap, p: Pos) {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable `E` should have a snake case name
[INFO] [stderr]  --> src/assets.rs:9:19
[INFO] [stderr]   |
[INFO] [stderr] 9 |       Result::Err(E) => { panic!("Assets folder not found.") }
[INFO] [stderr]   |                   ^ help: convert the identifier to snake case: `e`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.06s
[INFO] running `"docker" "inspect" "836ae1ef67a391910bc8fe9831484968c0cf3d2ca0298f4054eca742cade7470"`
[INFO] running `"docker" "rm" "-f" "836ae1ef67a391910bc8fe9831484968c0cf3d2ca0298f4054eca742cade7470"`
[INFO] [stdout] 836ae1ef67a391910bc8fe9831484968c0cf3d2ca0298f4054eca742cade7470