[INFO] updating cached repository linkstar0513/utk
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/linkstar0513/utk
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/linkstar0513/utk" "work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/linkstar0513/utk"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/linkstar0513/utk'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/linkstar0513/utk" "work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/linkstar0513/utk"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/linkstar0513/utk'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3c2d403c6789e41addaa9da2a39807035f600a89
[INFO] sha for GitHub repo linkstar0513/utk: 3c2d403c6789e41addaa9da2a39807035f600a89
[INFO] validating manifest of linkstar0513/utk on toolchain master#452087b4bf18cece2d52d7cd8c9147195e5404bf
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of linkstar0513/utk on toolchain try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing linkstar0513/utk
[INFO] finished frobbing linkstar0513/utk
[INFO] frobbed toml for linkstar0513/utk written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/linkstar0513/utk/Cargo.toml
[INFO] started frobbing linkstar0513/utk
[INFO] finished frobbing linkstar0513/utk
[INFO] frobbed toml for linkstar0513/utk written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/linkstar0513/utk/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking linkstar0513/utk against try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab for pr-63247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-3/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/linkstar0513/utk:/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" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 3464c5e3ee908219ddf370c819760cd6d6d7f52571ad73025ce27bb9ba75be77
[INFO] running `"docker" "start" "-a" "3464c5e3ee908219ddf370c819760cd6d6d7f52571ad73025ce27bb9ba75be77"`
[INFO] [stderr]     Checking utk v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::ops::Deref`
[INFO] [stderr]  --> src/event.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::ops::Deref;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ops::Deref`
[INFO] [stderr]  --> src/event.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::ops::Deref;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `event`
[INFO] [stderr]   --> src/app.rs:51:42
[INFO] [stderr]    |
[INFO] [stderr] 51 |             self.event_loop.poll_events(|event|{
[INFO] [stderr]    |                                          ^^^^^ help: consider prefixing with an underscore: `_event`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `event`
[INFO] [stderr]   --> src/window.rs:27:13
[INFO] [stderr]    |
[INFO] [stderr] 27 |         for event in self.events_loop.iter(){
[INFO] [stderr]    |             ^^^^^ help: consider prefixing with an underscore: `_event`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `event`
[INFO] [stderr]   --> src/app.rs:51:42
[INFO] [stderr]    |
[INFO] [stderr] 51 |             self.event_loop.poll_events(|event|{
[INFO] [stderr]    |                                          ^^^^^ help: consider prefixing with an underscore: `_event`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `event`
[INFO] [stderr]   --> src/window.rs:27:13
[INFO] [stderr]    |
[INFO] [stderr] 27 |         for event in self.events_loop.iter(){
[INFO] [stderr]    |             ^^^^^ help: consider prefixing with an underscore: `_event`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `inner`
[INFO] [stderr]  --> src/window.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     inner:Vec<u32>,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `width`
[INFO] [stderr]  --> src/window.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     width:u32,
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `height`
[INFO] [stderr]  --> src/window.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     height:u32,
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `inner`
[INFO] [stderr]  --> src/window.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     inner:Vec<u32>,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `width`
[INFO] [stderr]  --> src/window.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     width:u32,
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `height`
[INFO] [stderr]  --> src/window.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     height:u32,
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `"docker" "inspect" "3464c5e3ee908219ddf370c819760cd6d6d7f52571ad73025ce27bb9ba75be77"`
[INFO] running `"docker" "rm" "-f" "3464c5e3ee908219ddf370c819760cd6d6d7f52571ad73025ce27bb9ba75be77"`
[INFO] [stdout] 3464c5e3ee908219ddf370c819760cd6d6d7f52571ad73025ce27bb9ba75be77