Dec 19 15:47:14.252 INFO checking illemonati/snake against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 15:47:14.252 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-2/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/illemonati/snake:/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 15:47:14.762 INFO [stdout] e44e1e334cbdb8263a0c39ffe7aeea4468fd06d85dcd9eae3c26d796ec18619e
Dec 19 15:47:14.772 INFO running `"docker" "start" "-a" "e44e1e334cbdb8263a0c39ffe7aeea4468fd06d85dcd9eae3c26d796ec18619e"`
Dec 19 15:47:16.540 INFO [stderr]    Compiling libloading v0.5.0
Dec 19 15:47:16.542 INFO [stderr]    Compiling wayland-scanner v0.12.5
Dec 19 15:47:16.544 INFO [stderr]    Compiling glutin v0.14.0
Dec 19 15:47:16.544 INFO [stderr]    Compiling num-derive v0.2.2
Dec 19 15:47:16.544 INFO [stderr]     Checking rusttype v0.4.3
Dec 19 15:47:16.544 INFO [stderr]     Checking pistoncore-input v0.21.0
Dec 19 15:47:22.281 INFO [stderr]     Checking piston2d-graphics v0.26.0
Dec 19 15:47:23.677 INFO [stderr]     Checking dlib v0.4.1
Dec 19 15:47:24.732 INFO [stderr]     Checking wayland-sys v0.12.5
Dec 19 15:47:25.582 INFO [stderr]     Checking image v0.19.0
Dec 19 15:47:26.240 INFO [stderr]    Compiling wayland-client v0.12.5
Dec 19 15:47:26.240 INFO [stderr]    Compiling wayland-protocols v0.12.5
Dec 19 15:47:33.313 INFO [stderr]     Checking pistoncore-window v0.32.0
Dec 19 15:47:38.855 INFO [stderr]     Checking pistoncore-event_loop v0.37.0
Dec 19 15:47:41.285 INFO [stderr]     Checking piston v0.37.0
Dec 19 15:47:42.264 INFO [stderr]     Checking wayland-kbd v0.13.1
Dec 19 15:47:43.021 INFO [stderr]     Checking piston2d-opengl_graphics v0.53.0
Dec 19 15:47:48.350 INFO [stderr]     Checking wayland-window v0.13.3
Dec 19 15:47:49.037 INFO [stderr]     Checking winit v0.12.0
Dec 19 15:47:52.416 INFO [stderr]     Checking pistoncore-glutin_window v0.47.0
Dec 19 15:47:53.384 INFO [stderr]     Checking snake v0.1.0 (/opt/crater/workdir)
Dec 19 15:47:54.588 INFO [stderr] warning: unused import: `piston::window::WindowSettings`
Dec 19 15:47:54.588 INFO [stderr]  --> src/Game.rs:7:5
Dec 19 15:47:54.588 INFO [stderr]   |
Dec 19 15:47:54.588 INFO [stderr] 7 | use piston::window::WindowSettings;
Dec 19 15:47:54.588 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:47:54.588 INFO [stderr]   |
Dec 19 15:47:54.588 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 15:47:54.588 INFO [stderr] 
Dec 19 15:47:54.588 INFO [stderr] warning: unused import: `piston::event_loop::*`
Dec 19 15:47:54.588 INFO [stderr]  --> src/Game.rs:8:5
Dec 19 15:47:54.588 INFO [stderr]   |
Dec 19 15:47:54.588 INFO [stderr] 8 | use piston::event_loop::*;
Dec 19 15:47:54.588 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:47:54.588 INFO [stderr] 
Dec 19 15:47:54.588 INFO [stderr] warning: unused import: `glutin_window::GlutinWindow`
Dec 19 15:47:54.588 INFO [stderr]   --> src/Game.rs:10:5
Dec 19 15:47:54.588 INFO [stderr]    |
Dec 19 15:47:54.588 INFO [stderr] 10 | use glutin_window::GlutinWindow;
Dec 19 15:47:54.588 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:47:54.588 INFO [stderr] 
Dec 19 15:47:54.588 INFO [stderr] warning: unused import: `OpenGL`
Dec 19 15:47:54.588 INFO [stderr]   --> src/Game.rs:11:35
Dec 19 15:47:54.588 INFO [stderr]    |
Dec 19 15:47:54.588 INFO [stderr] 11 | use opengl_graphics::{GlGraphics, OpenGL};
Dec 19 15:47:54.588 INFO [stderr]    |                                   ^^^^^^
Dec 19 15:47:54.588 INFO [stderr] 
Dec 19 15:47:54.588 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 19 15:47:54.588 INFO [stderr]   --> src/Game.rs:51:12
Dec 19 15:47:54.588 INFO [stderr]    |
Dec 19 15:47:54.588 INFO [stderr] 51 |         if (btn == &Button::Keyboard(Key::NumPad1) || btn == &Button::Keyboard(Key::D1)){
Dec 19 15:47:54.588 INFO [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 19 15:47:54.588 INFO [stderr]    |
Dec 19 15:47:54.588 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 19 15:47:54.588 INFO [stderr] 
Dec 19 15:47:54.588 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 19 15:47:54.588 INFO [stderr]   --> src/Game.rs:54:12
Dec 19 15:47:54.588 INFO [stderr]    |
Dec 19 15:47:54.588 INFO [stderr] 54 |         if (btn == &Button::Keyboard(Key::NumPad2) || btn == &Button::Keyboard(Key::D2)){
Dec 19 15:47:54.588 INFO [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 19 15:47:54.588 INFO [stderr] 
Dec 19 15:47:54.588 INFO [stderr] warning: unused import: `piston::window::WindowSettings`
Dec 19 15:47:54.588 INFO [stderr]  --> src/Snake.rs:7:5
Dec 19 15:47:54.588 INFO [stderr]   |
Dec 19 15:47:54.589 INFO [stderr] 7 | use piston::window::WindowSettings;
Dec 19 15:47:54.589 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:47:54.589 INFO [stderr] 
Dec 19 15:47:54.589 INFO [stderr] warning: unused import: `piston::event_loop::*`
Dec 19 15:47:54.589 INFO [stderr]  --> src/Snake.rs:8:5
Dec 19 15:47:54.589 INFO [stderr]   |
Dec 19 15:47:54.589 INFO [stderr] 8 | use piston::event_loop::*;
Dec 19 15:47:54.589 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:47:54.589 INFO [stderr] 
Dec 19 15:47:54.589 INFO [stderr] warning: unused import: `glutin_window::GlutinWindow`
Dec 19 15:47:54.589 INFO [stderr]   --> src/Snake.rs:10:5
Dec 19 15:47:54.589 INFO [stderr]    |
Dec 19 15:47:54.589 INFO [stderr] 10 | use glutin_window::GlutinWindow;
Dec 19 15:47:54.589 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:47:54.589 INFO [stderr] 
Dec 19 15:47:54.589 INFO [stderr] warning: unused import: `OpenGL`
Dec 19 15:47:54.589 INFO [stderr]   --> src/Snake.rs:11:35
Dec 19 15:47:54.589 INFO [stderr]    |
Dec 19 15:47:54.589 INFO [stderr] 11 | use opengl_graphics::{GlGraphics, OpenGL};
Dec 19 15:47:54.589 INFO [stderr]    |                                   ^^^^^^
Dec 19 15:47:54.589 INFO [stderr] 
Dec 19 15:47:54.589 INFO [stderr] warning: unused import: `std::iter::FromIterator`
Dec 19 15:47:54.589 INFO [stderr]   --> src/Snake.rs:15:5
Dec 19 15:47:54.589 INFO [stderr]    |
Dec 19 15:47:54.589 INFO [stderr] 15 | use std::iter::FromIterator;
Dec 19 15:47:54.589 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:47:54.589 INFO [stderr] 
Dec 19 15:47:54.728 INFO [stderr] warning: unused variable: `u`
Dec 19 15:47:54.728 INFO [stderr]   --> src/main.rs:45:21
Dec 19 15:47:54.728 INFO [stderr]    |
Dec 19 15:47:54.728 INFO [stderr] 45 |         if let Some(u) = e.update_args() {
Dec 19 15:47:54.728 INFO [stderr]    |                     ^ help: consider using `_u` instead
Dec 19 15:47:54.728 INFO [stderr]    |
Dec 19 15:47:54.728 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 15:47:54.728 INFO [stderr] 
Dec 19 15:47:54.744 INFO [stderr] warning: unused import: `piston::window::WindowSettings`
Dec 19 15:47:54.745 INFO [stderr]  --> src/Game.rs:7:5
Dec 19 15:47:54.745 INFO [stderr]   |
Dec 19 15:47:54.745 INFO [stderr] 7 | use piston::window::WindowSettings;
Dec 19 15:47:54.746 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:47:54.746 INFO [stderr]   |
Dec 19 15:47:54.746 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 15:47:54.746 INFO [stderr] 
Dec 19 15:47:54.746 INFO [stderr] warning: unused import: `piston::event_loop::*`
Dec 19 15:47:54.746 INFO [stderr]  --> src/Game.rs:8:5
Dec 19 15:47:54.746 INFO [stderr]   |
Dec 19 15:47:54.746 INFO [stderr] 8 | use piston::event_loop::*;
Dec 19 15:47:54.746 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:47:54.746 INFO [stderr] 
Dec 19 15:47:54.746 INFO [stderr] warning: unused import: `glutin_window::GlutinWindow`
Dec 19 15:47:54.746 INFO [stderr]   --> src/Game.rs:10:5
Dec 19 15:47:54.746 INFO [stderr]    |
Dec 19 15:47:54.746 INFO [stderr] 10 | use glutin_window::GlutinWindow;
Dec 19 15:47:54.746 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:47:54.746 INFO [stderr] 
Dec 19 15:47:54.746 INFO [stderr] warning: unused import: `OpenGL`
Dec 19 15:47:54.746 INFO [stderr]   --> src/Game.rs:11:35
Dec 19 15:47:54.746 INFO [stderr]    |
Dec 19 15:47:54.746 INFO [stderr] 11 | use opengl_graphics::{GlGraphics, OpenGL};
Dec 19 15:47:54.746 INFO [stderr]    |                                   ^^^^^^
Dec 19 15:47:54.746 INFO [stderr] 
Dec 19 15:47:54.746 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 19 15:47:54.746 INFO [stderr]   --> src/Game.rs:51:12
Dec 19 15:47:54.746 INFO [stderr]    |
Dec 19 15:47:54.746 INFO [stderr] 51 |         if (btn == &Button::Keyboard(Key::NumPad1) || btn == &Button::Keyboard(Key::D1)){
Dec 19 15:47:54.746 INFO [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 19 15:47:54.746 INFO [stderr]    |
Dec 19 15:47:54.746 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 19 15:47:54.746 INFO [stderr] 
Dec 19 15:47:54.746 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 19 15:47:54.746 INFO [stderr]   --> src/Game.rs:54:12
Dec 19 15:47:54.746 INFO [stderr]    |
Dec 19 15:47:54.746 INFO [stderr] 54 |         if (btn == &Button::Keyboard(Key::NumPad2) || btn == &Button::Keyboard(Key::D2)){
Dec 19 15:47:54.746 INFO [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 19 15:47:54.746 INFO [stderr] 
Dec 19 15:47:54.746 INFO [stderr] warning: unused import: `piston::window::WindowSettings`
Dec 19 15:47:54.746 INFO [stderr]  --> src/Snake.rs:7:5
Dec 19 15:47:54.746 INFO [stderr]   |
Dec 19 15:47:54.746 INFO [stderr] 7 | use piston::window::WindowSettings;
Dec 19 15:47:54.747 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:47:54.747 INFO [stderr] 
Dec 19 15:47:54.747 INFO [stderr] warning: unused import: `piston::event_loop::*`
Dec 19 15:47:54.747 INFO [stderr]  --> src/Snake.rs:8:5
Dec 19 15:47:54.747 INFO [stderr]   |
Dec 19 15:47:54.747 INFO [stderr] 8 | use piston::event_loop::*;
Dec 19 15:47:54.747 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:47:54.747 INFO [stderr] 
Dec 19 15:47:54.747 INFO [stderr] warning: unused import: `glutin_window::GlutinWindow`
Dec 19 15:47:54.747 INFO [stderr]   --> src/Snake.rs:10:5
Dec 19 15:47:54.747 INFO [stderr]    |
Dec 19 15:47:54.747 INFO [stderr] 10 | use glutin_window::GlutinWindow;
Dec 19 15:47:54.747 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:47:54.747 INFO [stderr] 
Dec 19 15:47:54.747 INFO [stderr] warning: unused import: `OpenGL`
Dec 19 15:47:54.747 INFO [stderr]   --> src/Snake.rs:11:35
Dec 19 15:47:54.747 INFO [stderr]    |
Dec 19 15:47:54.747 INFO [stderr] 11 | use opengl_graphics::{GlGraphics, OpenGL};
Dec 19 15:47:54.747 INFO [stderr]    |                                   ^^^^^^
Dec 19 15:47:54.747 INFO [stderr] 
Dec 19 15:47:54.747 INFO [stderr] warning: unused import: `std::iter::FromIterator`
Dec 19 15:47:54.747 INFO [stderr]   --> src/Snake.rs:15:5
Dec 19 15:47:54.747 INFO [stderr]    |
Dec 19 15:47:54.747 INFO [stderr] 15 | use std::iter::FromIterator;
Dec 19 15:47:54.747 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:47:54.747 INFO [stderr] 
Dec 19 15:47:54.764 INFO [stderr] warning: module `Game` should have a snake case name such as `game`
Dec 19 15:47:54.766 INFO [stderr]   --> src/main.rs:16:1
Dec 19 15:47:54.766 INFO [stderr]    |
Dec 19 15:47:54.766 INFO [stderr] 16 | mod Game;
Dec 19 15:47:54.766 INFO [stderr]    | ^^^^^^^^^
Dec 19 15:47:54.766 INFO [stderr]    |
Dec 19 15:47:54.766 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 19 15:47:54.766 INFO [stderr] 
Dec 19 15:47:54.766 INFO [stderr] warning: variable `GREEN` should have a snake case name such as `green`
Dec 19 15:47:54.766 INFO [stderr]   --> src/Game.rs:24:13
Dec 19 15:47:54.766 INFO [stderr]    |
Dec 19 15:47:54.766 INFO [stderr] 24 |         let GREEN: [f32; 4] = [0.0, 1.0, 0.0, 1.0];
Dec 19 15:47:54.766 INFO [stderr]    |             ^^^^^
Dec 19 15:47:54.766 INFO [stderr] 
Dec 19 15:47:54.766 INFO [stderr] warning: module `Snake` should have a snake case name such as `snake`
Dec 19 15:47:54.766 INFO [stderr]   --> src/main.rs:17:1
Dec 19 15:47:54.766 INFO [stderr]    |
Dec 19 15:47:54.766 INFO [stderr] 17 | mod Snake;
Dec 19 15:47:54.766 INFO [stderr]    | ^^^^^^^^^^
Dec 19 15:47:54.766 INFO [stderr] 
Dec 19 15:47:54.766 INFO [stderr] warning: variable `RED` should have a snake case name such as `red`
Dec 19 15:47:54.766 INFO [stderr]   --> src/Snake.rs:27:13
Dec 19 15:47:54.766 INFO [stderr]    |
Dec 19 15:47:54.766 INFO [stderr] 27 |         let RED: [f32; 4] = [1.0,0.0,0.0,1.0];
Dec 19 15:47:54.766 INFO [stderr]    |             ^^^
Dec 19 15:47:54.766 INFO [stderr] 
Dec 19 15:47:54.996 INFO [stderr] warning: unused variable: `u`
Dec 19 15:47:54.996 INFO [stderr]   --> src/main.rs:45:21
Dec 19 15:47:54.996 INFO [stderr]    |
Dec 19 15:47:54.996 INFO [stderr] 45 |         if let Some(u) = e.update_args() {
Dec 19 15:47:54.996 INFO [stderr]    |                     ^ help: consider using `_u` instead
Dec 19 15:47:54.996 INFO [stderr]    |
Dec 19 15:47:54.996 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 15:47:54.996 INFO [stderr] 
Dec 19 15:47:55.024 INFO [stderr] warning: module `Game` should have a snake case name such as `game`
Dec 19 15:47:55.024 INFO [stderr]   --> src/main.rs:16:1
Dec 19 15:47:55.024 INFO [stderr]    |
Dec 19 15:47:55.024 INFO [stderr] 16 | mod Game;
Dec 19 15:47:55.024 INFO [stderr]    | ^^^^^^^^^
Dec 19 15:47:55.024 INFO [stderr]    |
Dec 19 15:47:55.024 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 19 15:47:55.024 INFO [stderr] 
Dec 19 15:47:55.024 INFO [stderr] warning: variable `GREEN` should have a snake case name such as `green`
Dec 19 15:47:55.024 INFO [stderr]   --> src/Game.rs:24:13
Dec 19 15:47:55.024 INFO [stderr]    |
Dec 19 15:47:55.024 INFO [stderr] 24 |         let GREEN: [f32; 4] = [0.0, 1.0, 0.0, 1.0];
Dec 19 15:47:55.024 INFO [stderr]    |             ^^^^^
Dec 19 15:47:55.024 INFO [stderr] 
Dec 19 15:47:55.024 INFO [stderr] warning: module `Snake` should have a snake case name such as `snake`
Dec 19 15:47:55.024 INFO [stderr]   --> src/main.rs:17:1
Dec 19 15:47:55.024 INFO [stderr]    |
Dec 19 15:47:55.024 INFO [stderr] 17 | mod Snake;
Dec 19 15:47:55.024 INFO [stderr]    | ^^^^^^^^^^
Dec 19 15:47:55.024 INFO [stderr] 
Dec 19 15:47:55.024 INFO [stderr] warning: variable `RED` should have a snake case name such as `red`
Dec 19 15:47:55.024 INFO [stderr]   --> src/Snake.rs:27:13
Dec 19 15:47:55.024 INFO [stderr]    |
Dec 19 15:47:55.024 INFO [stderr] 27 |         let RED: [f32; 4] = [1.0,0.0,0.0,1.0];
Dec 19 15:47:55.024 INFO [stderr]    |             ^^^
Dec 19 15:47:55.024 INFO [stderr] 
Dec 19 15:47:55.056 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.75s
Dec 19 15:47:55.596 INFO running `"docker" "inspect" "e44e1e334cbdb8263a0c39ffe7aeea4468fd06d85dcd9eae3c26d796ec18619e"`
Dec 19 15:47:55.854 INFO running `"docker" "rm" "-f" "e44e1e334cbdb8263a0c39ffe7aeea4468fd06d85dcd9eae3c26d796ec18619e"`
Dec 19 15:47:56.152 INFO [stdout] e44e1e334cbdb8263a0c39ffe7aeea4468fd06d85dcd9eae3c26d796ec18619e