[INFO] cloning repository https://github.com/RustlangStudyGroup/tile-explorer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RustlangStudyGroup/tile-explorer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRustlangStudyGroup%2Ftile-explorer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRustlangStudyGroup%2Ftile-explorer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 65cd2506f1f363834de13f2024fb15ac1d6882e3
[INFO] checking RustlangStudyGroup/tile-explorer against try#c8bdaa84ec1b37f18f30375e196a65b7602f3790 for pr-73345
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRustlangStudyGroup%2Ftile-explorer" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/RustlangStudyGroup/tile-explorer on toolchain c8bdaa84ec1b37f18f30375e196a65b7602f3790
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/RustlangStudyGroup/tile-explorer
[INFO] finished tweaking git repo https://github.com/RustlangStudyGroup/tile-explorer
[INFO] tweaked toml for git repo https://github.com/RustlangStudyGroup/tile-explorer written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/RustlangStudyGroup/tile-explorer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "fetch" "--locked" "--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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a68ea58ecce3e13f881a62ccc2328447ca287136ee232e79dc53ef2d0f47a8f4
[INFO] running `Command { std: "docker" "start" "-a" "a68ea58ecce3e13f881a62ccc2328447ca287136ee232e79dc53ef2d0f47a8f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a68ea58ecce3e13f881a62ccc2328447ca287136ee232e79dc53ef2d0f47a8f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a68ea58ecce3e13f881a62ccc2328447ca287136ee232e79dc53ef2d0f47a8f4", kill_on_drop: false }`
[INFO] [stdout] a68ea58ecce3e13f881a62ccc2328447ca287136ee232e79dc53ef2d0f47a8f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3061496962f49fba559c89575dcdbc13e490fb9642880858ee089d8883703f14
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3061496962f49fba559c89575dcdbc13e490fb9642880858ee089d8883703f14", kill_on_drop: false }`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling xml-rs v0.8.0
[INFO] [stderr]    Compiling syn v0.15.29
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]    Compiling cfg-if v0.1.7
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[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]    Compiling cc v1.0.31
[INFO] [stderr]    Compiling khronos_api v3.0.0
[INFO] [stderr]     Checking piston-float v0.3.0
[INFO] [stderr]    Compiling nix v0.12.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling khronos_api v2.2.0
[INFO] [stderr]    Compiling serde v1.0.89
[INFO] [stderr]     Checking downcast-rs v1.0.3
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]     Checking same-file v1.0.4
[INFO] [stderr]    Compiling nix v0.13.0
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling num-derive v0.2.4
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]     Checking either v1.5.1
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]     Checking smallvec v0.6.9
[INFO] [stderr]     Checking shader_version v0.3.0
[INFO] [stderr]     Checking color_quant v1.0.1
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking safe-transmute v0.10.1
[INFO] [stderr]     Checking piston-texture v0.6.0
[INFO] [stderr]     Checking interpolation v0.2.0
[INFO] [stderr]     Checking read_color v1.0.0
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking piston-shaders_graphics2d v0.3.1
[INFO] [stderr]     Checking draw_state v0.8.0
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking piston-viewport v0.5.0
[INFO] [stderr]     Checking vecmath v0.3.1
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.3
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking walkdir v2.2.7
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]     Checking owning_ref v0.4.0
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking gif v0.10.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking num_cpus v1.10.0
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking stb_truetype v0.2.6
[INFO] [stderr]     Checking deflate v0.7.19
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling gl_generator v0.10.0
[INFO] [stderr]    Compiling x11-dl v2.18.3
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling gl_generator v0.9.0
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling wayland-scanner v0.21.11
[INFO] [stderr]     Checking ordered-float v1.0.1
[INFO] [stderr]     Checking approx v0.3.1
[INFO] [stderr]     Checking line_drawing v0.7.0
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking rusttype v0.7.5
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]     Checking wayland-sys v0.21.11
[INFO] [stderr]     Checking png v0.14.0
[INFO] [stderr]     Checking andrew v0.2.0
[INFO] [stderr]     Checking piston2d-graphics v0.30.0
[INFO] [stderr]    Compiling glutin v0.19.0
[INFO] [stderr]    Compiling gl v0.11.0
[INFO] [stderr]    Compiling gfx_gl v0.5.0
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]    Compiling wayland-client v0.21.11
[INFO] [stderr]    Compiling wayland-protocols v0.21.11
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]     Checking wayland-commons v0.21.11
[INFO] [stderr]    Compiling derivative v1.0.2
[INFO] [stderr]    Compiling serde_derive v1.0.89
[INFO] [stderr]     Checking smithay-client-toolkit v0.4.5
[INFO] [stderr]     Checking winit v0.18.1
[INFO] [stderr]     Checking tiff v0.2.2
[INFO] [stderr]     Checking image v0.21.0
[INFO] [stderr]     Checking gfx_core v0.8.3
[INFO] [stderr]     Checking pistoncore-input v0.24.0
[INFO] [stderr]     Checking pistoncore-window v0.37.0
[INFO] [stderr]     Checking pistoncore-event_loop v0.42.0
[INFO] [stderr]     Checking pistoncore-glutin_window v0.54.0
[INFO] [stderr]     Checking piston v0.42.0
[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/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/main.rs:74:16
[INFO] [stdout]    |
[INFO] [stdout] 74 |             if (key == Key::Right) {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/main.rs:78:16
[INFO] [stdout]    |
[INFO] [stdout] 78 |             if (key == Key::Left) {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/main.rs:82:16
[INFO] [stdout]    |
[INFO] [stdout] 82 |             if (key == Key::Down) {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/main.rs:86:16
[INFO] [stdout]    |
[INFO] [stdout] 86 |             if (key == Key::Up) {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/main.rs:74:16
[INFO] [stdout]    |
[INFO] [stdout] 74 |             if (key == Key::Right) {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/main.rs:78:16
[INFO] [stdout]    |
[INFO] [stdout] 78 |             if (key == Key::Left) {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/main.rs:82:16
[INFO] [stdout]    |
[INFO] [stdout] 82 |             if (key == Key::Down) {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/main.rs:86:16
[INFO] [stdout]    |
[INFO] [stdout] 86 |             if (key == Key::Up) {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `redrawMap` should have a snake case name
[INFO] [stdout]   --> src/main.rs:97:4
[INFO] [stdout]    |
[INFO] [stdout] 97 | fn redrawMap(tiles: &Vec<Vec<i32>>, player_x: &i32, player_y: &i32) {
[INFO] [stdout]    |    ^^^^^^^^^ help: convert the identifier to snake case: `redraw_map`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `redrawMap` should have a snake case name
[INFO] [stdout]   --> src/main.rs:97:4
[INFO] [stdout]    |
[INFO] [stdout] 97 | fn redrawMap(tiles: &Vec<Vec<i32>>, player_x: &i32, player_y: &i32) {
[INFO] [stdout]    |    ^^^^^^^^^ help: convert the identifier to snake case: `redraw_map`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 20s
[INFO] running `Command { std: "docker" "inspect" "3061496962f49fba559c89575dcdbc13e490fb9642880858ee089d8883703f14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3061496962f49fba559c89575dcdbc13e490fb9642880858ee089d8883703f14", kill_on_drop: false }`
[INFO] [stdout] 3061496962f49fba559c89575dcdbc13e490fb9642880858ee089d8883703f14