[INFO] updating cached repository https://github.com/TrueXPixels/idle_game
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 005ff78adb8a0a1c73322cbea34a0a00f62c31e0
[INFO] checking TrueXPixels/idle_game against master#9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7 for pr-64564
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FTrueXPixels%2Fidle_game" "work/builds/worker-6/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TrueXPixels/idle_game on toolchain 9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/TrueXPixels/idle_game
[INFO] finished tweaking git repo https://github.com/TrueXPixels/idle_game
[INFO] tweaked toml for git repo https://github.com/TrueXPixels/idle_game written to work/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/TrueXPixels/idle_game already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 06505ae91b664dd07da92ff17f43708caf18111e2dbd336e2cdc699dfda61ed3
[INFO] running `"docker" "start" "-a" "06505ae91b664dd07da92ff17f43708caf18111e2dbd336e2cdc699dfda61ed3"`
[INFO] [stderr]     Checking pistoncore-input v0.21.0
[INFO] [stderr]     Checking piston2d-opengl_graphics v0.53.0
[INFO] [stderr]     Checking pistoncore-window v0.32.0
[INFO] [stderr]     Checking pistoncore-event_loop v0.37.0
[INFO] [stderr]     Checking pistoncore-glutin_window v0.47.0
[INFO] [stderr]     Checking piston v0.37.0
[INFO] [stderr]     Checking idle_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: the item `graphics` is imported redundantly
[INFO] [stderr]    --> src/main.rs:101:13
[INFO] [stderr]     |
[INFO] [stderr] 6   | extern crate graphics;
[INFO] [stderr]     | ---------------------- the item `graphics` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 101 |         use graphics;
[INFO] [stderr]     |             ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Write` is imported redundantly
[INFO] [stderr]    --> src/main.rs:176:9
[INFO] [stderr]     |
[INFO] [stderr] 13  | use std::io::prelude::*;
[INFO] [stderr]     |     ------------------- the item `Write` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 176 |     use std::io::Write; // Use Trait
[INFO] [stderr]     |         ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right': superseded by `trim_end`
[INFO] [stderr]    --> src/main.rs:182:15
[INFO] [stderr]     |
[INFO] [stderr] 182 |     Ok(buffer.trim_right().to_owned())
[INFO] [stderr]     |               ^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `u`
[INFO] [stderr]    --> src/main.rs:154:21
[INFO] [stderr]     |
[INFO] [stderr] 154 |         if let Some(u) = e.update_args() {
[INFO] [stderr]     |                     ^ help: consider prefixing with an underscore: `_u`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `btn`
[INFO] [stderr]    --> src/main.rs:115:27
[INFO] [stderr]     |
[INFO] [stderr] 115 |     fn pressed(&mut self, btn: &Button) {
[INFO] [stderr]     |                           ^^^ help: consider prefixing with an underscore: `_btn`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `user`
[INFO] [stderr]   --> src/main.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     user: User,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:53:9
[INFO] [stderr]    |
[INFO] [stderr] 53 |         file.unwrap().read_to_string(&mut buffer);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: variable `BLURPLE` should have a snake case name
[INFO] [stderr]    --> src/main.rs:103:13
[INFO] [stderr]     |
[INFO] [stderr] 103 |         let BLURPLE: [f32; 4] = [0.447, 0.537, 0.854, 1.0];
[INFO] [stderr]     |             ^^^^^^^ help: convert the identifier to snake case: `blurple`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `graphics` is imported redundantly
[INFO] [stderr]    --> src/main.rs:101:13
[INFO] [stderr]     |
[INFO] [stderr] 6   | extern crate graphics;
[INFO] [stderr]     | ---------------------- the item `graphics` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 101 |         use graphics;
[INFO] [stderr]     |             ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Write` is imported redundantly
[INFO] [stderr]    --> src/main.rs:176:9
[INFO] [stderr]     |
[INFO] [stderr] 13  | use std::io::prelude::*;
[INFO] [stderr]     |     ------------------- the item `Write` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 176 |     use std::io::Write; // Use Trait
[INFO] [stderr]     |         ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right': superseded by `trim_end`
[INFO] [stderr]    --> src/main.rs:182:15
[INFO] [stderr]     |
[INFO] [stderr] 182 |     Ok(buffer.trim_right().to_owned())
[INFO] [stderr]     |               ^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `u`
[INFO] [stderr]    --> src/main.rs:154:21
[INFO] [stderr]     |
[INFO] [stderr] 154 |         if let Some(u) = e.update_args() {
[INFO] [stderr]     |                     ^ help: consider prefixing with an underscore: `_u`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `btn`
[INFO] [stderr]    --> src/main.rs:115:27
[INFO] [stderr]     |
[INFO] [stderr] 115 |     fn pressed(&mut self, btn: &Button) {
[INFO] [stderr]     |                           ^^^ help: consider prefixing with an underscore: `_btn`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `user`
[INFO] [stderr]   --> src/main.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     user: User,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:53:9
[INFO] [stderr]    |
[INFO] [stderr] 53 |         file.unwrap().read_to_string(&mut buffer);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: variable `BLURPLE` should have a snake case name
[INFO] [stderr]    --> src/main.rs:103:13
[INFO] [stderr]     |
[INFO] [stderr] 103 |         let BLURPLE: [f32; 4] = [0.447, 0.537, 0.854, 1.0];
[INFO] [stderr]     |             ^^^^^^^ help: convert the identifier to snake case: `blurple`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.74s
[INFO] running `"docker" "inspect" "06505ae91b664dd07da92ff17f43708caf18111e2dbd336e2cdc699dfda61ed3"`
[INFO] running `"docker" "rm" "-f" "06505ae91b664dd07da92ff17f43708caf18111e2dbd336e2cdc699dfda61ed3"`
[INFO] [stdout] 06505ae91b664dd07da92ff17f43708caf18111e2dbd336e2cdc699dfda61ed3