[INFO] updating cached repository neogeek23/rusty_snek_gaem
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/neogeek23/rusty_snek_gaem
[INFO] [stderr]  * branch              HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/neogeek23/rusty_snek_gaem" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/neogeek23/rusty_snek_gaem"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/neogeek23/rusty_snek_gaem'...
[INFO] [stderr] done.
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[INFO] running `"git" "clone" "work/cache/sources/gh/neogeek23/rusty_snek_gaem" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/neogeek23/rusty_snek_gaem"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/neogeek23/rusty_snek_gaem'...
[INFO] [stderr] done.
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[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] de117a222d765aca78bfd9aadfc5afda3c6ee6f9
[INFO] sha for GitHub repo neogeek23/rusty_snek_gaem: de117a222d765aca78bfd9aadfc5afda3c6ee6f9
[INFO] validating manifest of neogeek23/rusty_snek_gaem on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of neogeek23/rusty_snek_gaem on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing neogeek23/rusty_snek_gaem
[INFO] finished frobbing neogeek23/rusty_snek_gaem
[INFO] frobbed toml for neogeek23/rusty_snek_gaem written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/neogeek23/rusty_snek_gaem/Cargo.toml
[INFO] started frobbing neogeek23/rusty_snek_gaem
[INFO] finished frobbing neogeek23/rusty_snek_gaem
[INFO] frobbed toml for neogeek23/rusty_snek_gaem written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/neogeek23/rusty_snek_gaem/Cargo.toml
[INFO] crate neogeek23/rusty_snek_gaem already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking neogeek23/rusty_snek_gaem against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-5/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/neogeek23/rusty_snek_gaem:/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" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f7f3dbfd3561b13fde6fc4b68e6d2a53f858314cd6fea1cd935f54d7f8ce3b45
[INFO] running `"docker" "start" "-a" "f7f3dbfd3561b13fde6fc4b68e6d2a53f858314cd6fea1cd935f54d7f8ce3b45"`
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]    Compiling syn v0.15.15
[INFO] [stderr]     Checking piston2d-graphics v0.26.0
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]    Compiling num-derive v0.2.3
[INFO] [stderr]     Checking tiff v0.2.1
[INFO] [stderr]     Checking image v0.20.0
[INFO] [stderr]     Checking pistoncore-input v0.21.0
[INFO] [stderr]     Checking piston2d-opengl_graphics v0.54.0
[INFO] [stderr]     Checking pistoncore-window v0.32.0
[INFO] [stderr]     Checking pistoncore-event_loop v0.37.0
[INFO] [stderr]     Checking pistoncore-glutin_window v0.48.0
[INFO] [stderr]     Checking piston v0.37.0
[INFO] [stderr]     Checking snake_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: the item `graphics` is imported redundantly
[INFO] [stderr]   --> src/main.rs:37:13
[INFO] [stderr]    |
[INFO] [stderr] 2  | extern crate graphics;
[INFO] [stderr]    | ---------------------- the item `graphics` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 37 |         use graphics;
[INFO] [stderr]    |             ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `graphics` is imported redundantly
[INFO] [stderr]    --> src/main.rs:106:13
[INFO] [stderr]     |
[INFO] [stderr] 2   | extern crate graphics;
[INFO] [stderr]     | ---------------------- the item `graphics` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 106 |         use graphics;
[INFO] [stderr]     |             ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `graphics` is imported redundantly
[INFO] [stderr]    --> src/main.rs:178:13
[INFO] [stderr]     |
[INFO] [stderr] 2   | extern crate graphics;
[INFO] [stderr]     | ---------------------- the item `graphics` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 178 |         use graphics;
[INFO] [stderr]     |             ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `graphics` is imported redundantly
[INFO] [stderr]   --> src/main.rs:37:13
[INFO] [stderr]    |
[INFO] [stderr] 2  | extern crate graphics;
[INFO] [stderr]    | ---------------------- the item `graphics` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 37 |         use graphics;
[INFO] [stderr]    |             ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `graphics` is imported redundantly
[INFO] [stderr]    --> src/main.rs:106:13
[INFO] [stderr]     |
[INFO] [stderr] 2   | extern crate graphics;
[INFO] [stderr]     | ---------------------- the item `graphics` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 106 |         use graphics;
[INFO] [stderr]     |             ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `graphics` is imported redundantly
[INFO] [stderr]    --> src/main.rs:178:13
[INFO] [stderr]     |
[INFO] [stderr] 2   | extern crate graphics;
[INFO] [stderr]     | ---------------------- the item `graphics` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 178 |         use graphics;
[INFO] [stderr]     |             ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `args`
[INFO] [stderr]   --> src/main.rs:49:26
[INFO] [stderr]    |
[INFO] [stderr] 49 |     fn update(&mut self, args: &UpdateArgs) -> bool {
[INFO] [stderr]    |                          ^^^^ help: consider prefixing with an underscore: `_args`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `gl`
[INFO] [stderr]   --> src/main.rs:95:5
[INFO] [stderr]    |
[INFO] [stderr] 95 |     gl: GlGraphics,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `WIDTH` should have a snake case name
[INFO] [stderr]    --> src/main.rs:202:9
[INFO] [stderr]     |
[INFO] [stderr] 202 |     let WIDTH = COLS * SQUARE_WIDTH;
[INFO] [stderr]     |         ^^^^^ help: convert the identifier to snake case: `width`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `HEIGHT` should have a snake case name
[INFO] [stderr]    --> src/main.rs:203:9
[INFO] [stderr]     |
[INFO] [stderr] 203 |     let HEIGHT = ROWS * SQUARE_WIDTH;
[INFO] [stderr]     |         ^^^^^^ help: convert the identifier to snake case: `height`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `args`
[INFO] [stderr]   --> src/main.rs:49:26
[INFO] [stderr]    |
[INFO] [stderr] 49 |     fn update(&mut self, args: &UpdateArgs) -> bool {
[INFO] [stderr]    |                          ^^^^ help: consider prefixing with an underscore: `_args`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `gl`
[INFO] [stderr]   --> src/main.rs:95:5
[INFO] [stderr]    |
[INFO] [stderr] 95 |     gl: GlGraphics,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `WIDTH` should have a snake case name
[INFO] [stderr]    --> src/main.rs:202:9
[INFO] [stderr]     |
[INFO] [stderr] 202 |     let WIDTH = COLS * SQUARE_WIDTH;
[INFO] [stderr]     |         ^^^^^ help: convert the identifier to snake case: `width`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `HEIGHT` should have a snake case name
[INFO] [stderr]    --> src/main.rs:203:9
[INFO] [stderr]     |
[INFO] [stderr] 203 |     let HEIGHT = ROWS * SQUARE_WIDTH;
[INFO] [stderr]     |         ^^^^^^ help: convert the identifier to snake case: `height`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 39.76s
[INFO] running `"docker" "inspect" "f7f3dbfd3561b13fde6fc4b68e6d2a53f858314cd6fea1cd935f54d7f8ce3b45"`
[INFO] running `"docker" "rm" "-f" "f7f3dbfd3561b13fde6fc4b68e6d2a53f858314cd6fea1cd935f54d7f8ce3b45"`
[INFO] [stdout] f7f3dbfd3561b13fde6fc4b68e6d2a53f858314cd6fea1cd935f54d7f8ce3b45