[INFO] updating cached repository RustlangStudyGroup/tile-explorer
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/RustlangStudyGroup/tile-explorer
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/RustlangStudyGroup/tile-explorer" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/RustlangStudyGroup/tile-explorer"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/RustlangStudyGroup/tile-explorer'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/RustlangStudyGroup/tile-explorer" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/RustlangStudyGroup/tile-explorer"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/RustlangStudyGroup/tile-explorer'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 65cd2506f1f363834de13f2024fb15ac1d6882e3
[INFO] sha for GitHub repo RustlangStudyGroup/tile-explorer: 65cd2506f1f363834de13f2024fb15ac1d6882e3
[INFO] validating manifest of RustlangStudyGroup/tile-explorer on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of RustlangStudyGroup/tile-explorer on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing RustlangStudyGroup/tile-explorer
[INFO] finished frobbing RustlangStudyGroup/tile-explorer
[INFO] frobbed toml for RustlangStudyGroup/tile-explorer written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/RustlangStudyGroup/tile-explorer/Cargo.toml
[INFO] started frobbing RustlangStudyGroup/tile-explorer
[INFO] finished frobbing RustlangStudyGroup/tile-explorer
[INFO] frobbed toml for RustlangStudyGroup/tile-explorer written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/RustlangStudyGroup/tile-explorer/Cargo.toml
[INFO] crate RustlangStudyGroup/tile-explorer already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking RustlangStudyGroup/tile-explorer against master#60960a260f7b5c695fd0717311d72ce62dd4eb43 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-3/master#60960a260f7b5c695fd0717311d72ce62dd4eb43:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/RustlangStudyGroup/tile-explorer:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f8f4bdcf3d0203a638a9dbda34d133f80fee63b2ac49437c3a4800f811638ec6
[INFO] running `"docker" "start" "-a" "f8f4bdcf3d0203a638a9dbda34d133f80fee63b2ac49437c3a4800f811638ec6"`
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]    Compiling gl v0.11.0
[INFO] [stderr]    Compiling serde_derive v1.0.89
[INFO] [stderr]    Compiling derivative v1.0.2
[INFO] [stderr]    Compiling num-derive v0.2.4
[INFO] [stderr]     Checking piston2d-graphics v0.30.0
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]     Checking wayland-sys v0.21.11
[INFO] [stderr]     Checking wayland-commons v0.21.11
[INFO] [stderr]     Checking wayland-client v0.21.11
[INFO] [stderr]     Checking tiff v0.2.2
[INFO] [stderr]     Checking wayland-protocols v0.21.11
[INFO] [stderr]     Checking image v0.21.0
[INFO] [stderr]     Checking gfx_core v0.8.3
[INFO] [stderr]     Checking smithay-client-toolkit v0.4.5
[INFO] [stderr]     Checking pistoncore-input v0.24.0
[INFO] [stderr]     Checking winit v0.18.1
[INFO] [stderr]     Checking pistoncore-window v0.37.0
[INFO] [stderr]     Checking pistoncore-event_loop v0.42.0
[INFO] [stderr]     Checking piston v0.42.0
[INFO] [stderr]     Checking glutin v0.19.0
[INFO] [stderr]     Checking pistoncore-glutin_window v0.54.0
[INFO] [stderr]     Checking gfx v0.17.1
[INFO] [stderr]     Checking gfx_device_gl v0.15.5
[INFO] [stderr]     Checking piston-gfx_texture v0.35.0
[INFO] [stderr]     Checking piston2d-gfx_graphics v0.56.0
[INFO] [stderr]     Checking piston_window v0.89.0
[INFO] [stderr]     Checking hello_cargo v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/main.rs:74:16
[INFO] [stderr]    |
[INFO] [stderr] 74 |             if (key == Key::Right) {
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/main.rs:78:16
[INFO] [stderr]    |
[INFO] [stderr] 78 |             if (key == Key::Left) {
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/main.rs:82:16
[INFO] [stderr]    |
[INFO] [stderr] 82 |             if (key == Key::Down) {
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/main.rs:86:16
[INFO] [stderr]    |
[INFO] [stderr] 86 |             if (key == Key::Up) {
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: function `redrawMap` should have a snake case name
[INFO] [stderr]   --> src/main.rs:97:4
[INFO] [stderr]    |
[INFO] [stderr] 97 | fn redrawMap(tiles: &Vec<Vec<i32>>, player_x: &i32, player_y: &i32) {
[INFO] [stderr]    |    ^^^^^^^^^ help: convert the identifier to snake case: `redraw_map`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/main.rs:74:16
[INFO] [stderr]    |
[INFO] [stderr] 74 |             if (key == Key::Right) {
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/main.rs:78:16
[INFO] [stderr]    |
[INFO] [stderr] 78 |             if (key == Key::Left) {
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/main.rs:82:16
[INFO] [stderr]    |
[INFO] [stderr] 82 |             if (key == Key::Down) {
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/main.rs:86:16
[INFO] [stderr]    |
[INFO] [stderr] 86 |             if (key == Key::Up) {
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: function `redrawMap` should have a snake case name
[INFO] [stderr]   --> src/main.rs:97:4
[INFO] [stderr]    |
[INFO] [stderr] 97 | fn redrawMap(tiles: &Vec<Vec<i32>>, player_x: &i32, player_y: &i32) {
[INFO] [stderr]    |    ^^^^^^^^^ help: convert the identifier to snake case: `redraw_map`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 25s
[INFO] running `"docker" "inspect" "f8f4bdcf3d0203a638a9dbda34d133f80fee63b2ac49437c3a4800f811638ec6"`
[INFO] running `"docker" "rm" "-f" "f8f4bdcf3d0203a638a9dbda34d133f80fee63b2ac49437c3a4800f811638ec6"`
[INFO] [stdout] f8f4bdcf3d0203a638a9dbda34d133f80fee63b2ac49437c3a4800f811638ec6