[INFO] updating cached repository Dzuvan/Tangram-Puzzle
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Dzuvan/Tangram-Puzzle
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Dzuvan/Tangram-Puzzle" "work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/Dzuvan/Tangram-Puzzle"`
[INFO] [stderr] Cloning into 'work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/Dzuvan/Tangram-Puzzle'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Dzuvan/Tangram-Puzzle" "work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/Dzuvan/Tangram-Puzzle"`
[INFO] [stderr] Cloning into 'work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/Dzuvan/Tangram-Puzzle'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3acf09b31f9afefcbf74676bef483d6de4c3c3d9
[INFO] sha for GitHub repo Dzuvan/Tangram-Puzzle: 3acf09b31f9afefcbf74676bef483d6de4c3c3d9
[INFO] validating manifest of Dzuvan/Tangram-Puzzle on toolchain master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Dzuvan/Tangram-Puzzle on toolchain try#18481b65f318e0b4b20c0fc61340054701719d6c
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Dzuvan/Tangram-Puzzle
[INFO] finished frobbing Dzuvan/Tangram-Puzzle
[INFO] frobbed toml for Dzuvan/Tangram-Puzzle written to work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/Dzuvan/Tangram-Puzzle/Cargo.toml
[INFO] started frobbing Dzuvan/Tangram-Puzzle
[INFO] finished frobbing Dzuvan/Tangram-Puzzle
[INFO] frobbed toml for Dzuvan/Tangram-Puzzle written to work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/Dzuvan/Tangram-Puzzle/Cargo.toml
[INFO] crate Dzuvan/Tangram-Puzzle already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking Dzuvan/Tangram-Puzzle against try#18481b65f318e0b4b20c0fc61340054701719d6c for pr-62507
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62507/worker-7/try#18481b65f318e0b4b20c0fc61340054701719d6c:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/Dzuvan/Tangram-Puzzle:/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" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 48a1d460ab765078bb341e1d8f3313e16563faf34cb388ee8bfe329243199582
[INFO] running `"docker" "start" "-a" "48a1d460ab765078bb341e1d8f3313e16563faf34cb388ee8bfe329243199582"`
[INFO] [stderr]    Compiling khronos_api v1.0.1 (https://github.com/bjz/gl-rs#fd6ec774)
[INFO] [stderr]    Compiling sdl2-sys v0.30.0 (https://github.com/AngryLawyer/rust-sdl2#6bea4579)
[INFO] [stderr]     Checking c_vec v1.0.12
[INFO] [stderr]    Compiling gl_generator v0.5.5 (https://github.com/bjz/gl-rs#fd6ec774)
[INFO] [stderr]     Checking sdl2 v0.30.0 (https://github.com/AngryLawyer/rust-sdl2#6bea4579)
[INFO] [stderr]    Compiling gl v0.6.3 (https://github.com/bjz/gl-rs#fd6ec774)
[INFO] [stderr]     Checking drag_drop v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::time::Duration`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::time::Duration;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::thread`
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::thread;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `res`
[INFO] [stderr]   --> src/board.rs:55:13
[INFO] [stderr]    |
[INFO] [stderr] 55 |         let res = show_message_box(MESSAGEBOX_INFORMATION,
[INFO] [stderr]    |             ^^^ help: consider prefixing with an underscore: `_res`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::time::Duration`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::time::Duration;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::thread`
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::thread;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `res`
[INFO] [stderr]   --> src/board.rs:55:13
[INFO] [stderr]    |
[INFO] [stderr] 55 |         let res = show_message_box(MESSAGEBOX_INFORMATION,
[INFO] [stderr]    |             ^^^ help: consider prefixing with an underscore: `_res`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.27s
[INFO] running `"docker" "inspect" "48a1d460ab765078bb341e1d8f3313e16563faf34cb388ee8bfe329243199582"`
[INFO] running `"docker" "rm" "-f" "48a1d460ab765078bb341e1d8f3313e16563faf34cb388ee8bfe329243199582"`
[INFO] [stdout] 48a1d460ab765078bb341e1d8f3313e16563faf34cb388ee8bfe329243199582