Dec 04 22:22:29.376 INFO checking asarode/piston-grok against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 22:22:29.376 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-2/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-alt check --frozen --all --all-targets" "-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 04 22:22:29.779 INFO [stdout] 0e85e5943eb41bf825f723b7abf4e96c4a7484643105420a4373edef7c0e26e9
Dec 04 22:22:29.781 INFO running `"docker" "start" "-a" "0e85e5943eb41bf825f723b7abf4e96c4a7484643105420a4373edef7c0e26e9"`
Dec 04 22:22:31.066 INFO [stderr] usermod: no changes
Dec 04 22:22:31.449 INFO [stderr]     Checking num_cpus v1.5.1
Dec 04 22:22:31.497 INFO [stderr]     Checking winit v0.6.4
Dec 04 22:22:32.375 INFO [stderr]     Checking rayon-core v1.2.1
Dec 04 22:22:34.149 INFO [stderr]     Checking rayon v0.8.1
Dec 04 22:22:34.851 INFO [stderr]     Checking glutin v0.8.1
Dec 04 22:22:37.695 INFO [stderr]     Checking pistoncore-glutin_window v0.37.0
Dec 04 22:22:38.045 INFO [stderr]     Checking jpeg-decoder v0.1.13
Dec 04 22:22:40.586 INFO [stderr]     Checking image v0.13.0
Dec 04 22:22:45.246 INFO [stderr]     Checking piston2d-opengl_graphics v0.43.1
Dec 04 22:22:47.755 INFO [stderr]     Checking piston-grok v0.1.0 (/source)
Dec 04 22:22:52.552 INFO [stderr] warning: unused variable: `args`
Dec 04 22:22:52.552 INFO [stderr]   --> src/circles.rs:97:26
Dec 04 22:22:52.552 INFO [stderr]    |
Dec 04 22:22:52.552 INFO [stderr] 97 |     fn update(&mut self, args: &UpdateArgs) {
Dec 04 22:22:52.552 INFO [stderr]    |                          ^^^^ help: consider using `_args` instead
Dec 04 22:22:52.552 INFO [stderr]    |
Dec 04 22:22:52.552 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 22:22:52.552 INFO [stderr] 
Dec 04 22:22:52.563 INFO [stderr] warning: struct is never constructed: `App`
Dec 04 22:22:52.563 INFO [stderr]   --> src/spinning_box.rs:12:1
Dec 04 22:22:52.563 INFO [stderr]    |
Dec 04 22:22:52.563 INFO [stderr] 12 | pub struct App {
Dec 04 22:22:52.563 INFO [stderr]    | ^^^^^^^^^^^^^^
Dec 04 22:22:52.563 INFO [stderr]    |
Dec 04 22:22:52.563 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 22:22:52.563 INFO [stderr] 
Dec 04 22:22:52.563 INFO [stderr] warning: method is never used: `render`
Dec 04 22:22:52.563 INFO [stderr]   --> src/spinning_box.rs:18:5
Dec 04 22:22:52.563 INFO [stderr]    |
Dec 04 22:22:52.563 INFO [stderr] 18 |     fn render(&mut self, args: &RenderArgs) {
Dec 04 22:22:52.563 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 22:22:52.563 INFO [stderr] 
Dec 04 22:22:52.563 INFO [stderr] warning: constant item is never used: `GREEN`
Dec 04 22:22:52.563 INFO [stderr]   --> src/spinning_box.rs:21:9
Dec 04 22:22:52.563 INFO [stderr]    |
Dec 04 22:22:52.563 INFO [stderr] 21 |         const GREEN: [f32; 4] = [0.0, 1.0, 0.0, 1.0];
Dec 04 22:22:52.563 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 22:22:52.563 INFO [stderr] 
Dec 04 22:22:52.563 INFO [stderr] warning: constant item is never used: `RED`
Dec 04 22:22:52.563 INFO [stderr]   --> src/spinning_box.rs:22:9
Dec 04 22:22:52.563 INFO [stderr]    |
Dec 04 22:22:52.563 INFO [stderr] 22 |         const RED: [f32; 4] = [1.0, 0.0, 0.0, 1.0];
Dec 04 22:22:52.563 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 22:22:52.563 INFO [stderr] 
Dec 04 22:22:52.563 INFO [stderr] warning: method is never used: `update`
Dec 04 22:22:52.563 INFO [stderr]   --> src/spinning_box.rs:40:5
Dec 04 22:22:52.563 INFO [stderr]    |
Dec 04 22:22:52.563 INFO [stderr] 40 |     fn update(&mut self, args: &UpdateArgs) {
Dec 04 22:22:52.563 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 22:22:52.563 INFO [stderr] 
Dec 04 22:22:52.563 INFO [stderr] warning: function is never used: `start`
Dec 04 22:22:52.563 INFO [stderr]   --> src/spinning_box.rs:45:1
Dec 04 22:22:52.563 INFO [stderr]    |
Dec 04 22:22:52.563 INFO [stderr] 45 | pub fn start() {
Dec 04 22:22:52.563 INFO [stderr]    | ^^^^^^^^^^^^^^
Dec 04 22:22:52.563 INFO [stderr] 
Dec 04 22:22:52.727 INFO [stderr] warning: unused variable: `args`
Dec 04 22:22:52.727 INFO [stderr]   --> src/circles.rs:97:26
Dec 04 22:22:52.727 INFO [stderr]    |
Dec 04 22:22:52.727 INFO [stderr] 97 |     fn update(&mut self, args: &UpdateArgs) {
Dec 04 22:22:52.727 INFO [stderr]    |                          ^^^^ help: consider using `_args` instead
Dec 04 22:22:52.727 INFO [stderr]    |
Dec 04 22:22:52.727 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 22:22:52.727 INFO [stderr] 
Dec 04 22:22:52.735 INFO [stderr] warning: struct is never constructed: `App`
Dec 04 22:22:52.735 INFO [stderr]   --> src/spinning_box.rs:12:1
Dec 04 22:22:52.735 INFO [stderr]    |
Dec 04 22:22:52.735 INFO [stderr] 12 | pub struct App {
Dec 04 22:22:52.735 INFO [stderr]    | ^^^^^^^^^^^^^^
Dec 04 22:22:52.735 INFO [stderr]    |
Dec 04 22:22:52.735 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 22:22:52.735 INFO [stderr] 
Dec 04 22:22:52.735 INFO [stderr] warning: method is never used: `render`
Dec 04 22:22:52.735 INFO [stderr]   --> src/spinning_box.rs:18:5
Dec 04 22:22:52.735 INFO [stderr]    |
Dec 04 22:22:52.735 INFO [stderr] 18 |     fn render(&mut self, args: &RenderArgs) {
Dec 04 22:22:52.735 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 22:22:52.735 INFO [stderr] 
Dec 04 22:22:52.735 INFO [stderr] warning: constant item is never used: `GREEN`
Dec 04 22:22:52.735 INFO [stderr]   --> src/spinning_box.rs:21:9
Dec 04 22:22:52.735 INFO [stderr]    |
Dec 04 22:22:52.735 INFO [stderr] 21 |         const GREEN: [f32; 4] = [0.0, 1.0, 0.0, 1.0];
Dec 04 22:22:52.735 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 22:22:52.735 INFO [stderr] 
Dec 04 22:22:52.735 INFO [stderr] warning: constant item is never used: `RED`
Dec 04 22:22:52.735 INFO [stderr]   --> src/spinning_box.rs:22:9
Dec 04 22:22:52.735 INFO [stderr]    |
Dec 04 22:22:52.735 INFO [stderr] 22 |         const RED: [f32; 4] = [1.0, 0.0, 0.0, 1.0];
Dec 04 22:22:52.735 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 22:22:52.735 INFO [stderr] 
Dec 04 22:22:52.735 INFO [stderr] warning: method is never used: `update`
Dec 04 22:22:52.735 INFO [stderr]   --> src/spinning_box.rs:40:5
Dec 04 22:22:52.735 INFO [stderr]    |
Dec 04 22:22:52.735 INFO [stderr] 40 |     fn update(&mut self, args: &UpdateArgs) {
Dec 04 22:22:52.735 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 22:22:52.735 INFO [stderr] 
Dec 04 22:22:52.735 INFO [stderr] warning: function is never used: `start`
Dec 04 22:22:52.735 INFO [stderr]   --> src/spinning_box.rs:45:1
Dec 04 22:22:52.735 INFO [stderr]    |
Dec 04 22:22:52.735 INFO [stderr] 45 | pub fn start() {
Dec 04 22:22:52.735 INFO [stderr]    | ^^^^^^^^^^^^^^
Dec 04 22:22:52.735 INFO [stderr] 
Dec 04 22:22:52.779 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.69s
Dec 04 22:22:52.811 INFO [stderr] su: No module specific data is present
Dec 04 22:22:54.145 INFO running `"docker" "inspect" "0e85e5943eb41bf825f723b7abf4e96c4a7484643105420a4373edef7c0e26e9"`
Dec 04 22:22:54.594 INFO running `"docker" "rm" "-f" "0e85e5943eb41bf825f723b7abf4e96c4a7484643105420a4373edef7c0e26e9"`
Dec 04 22:22:54.843 INFO [stdout] 0e85e5943eb41bf825f723b7abf4e96c4a7484643105420a4373edef7c0e26e9