[INFO] updating cached repository simonmnash/RustChess
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/simonmnash/RustChess
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/simonmnash/RustChess" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/simonmnash/RustChess"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/simonmnash/RustChess'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/simonmnash/RustChess" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/simonmnash/RustChess"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/simonmnash/RustChess'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3b8e817bca2333bc3e3d0157f00d165f7eed96ce
[INFO] sha for GitHub repo simonmnash/RustChess: 3b8e817bca2333bc3e3d0157f00d165f7eed96ce
[INFO] validating manifest of simonmnash/RustChess on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of simonmnash/RustChess on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing simonmnash/RustChess
[INFO] finished frobbing simonmnash/RustChess
[INFO] frobbed toml for simonmnash/RustChess written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/simonmnash/RustChess/Cargo.toml
[INFO] started frobbing simonmnash/RustChess
[INFO] finished frobbing simonmnash/RustChess
[INFO] frobbed toml for simonmnash/RustChess written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/simonmnash/RustChess/Cargo.toml
[INFO] crate simonmnash/RustChess already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking simonmnash/RustChess against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-1/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/simonmnash/RustChess:/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" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 211b133e237274d71fe6cf41bcbd18b42c7d855cba8524db2d658646d7dcbb28
[INFO] running `"docker" "start" "-a" "211b133e237274d71fe6cf41bcbd18b42c7d855cba8524db2d658646d7dcbb28"`
[INFO] [stderr]    Compiling libc v0.2.29
[INFO] [stderr]    Compiling serde_json v0.9.10
[INFO] [stderr]     Checking shared_library v0.1.7
[INFO] [stderr]     Checking tempfile v2.1.6
[INFO] [stderr]     Checking pistoncore-input v0.18.0
[INFO] [stderr]     Checking x11-dl v2.14.0
[INFO] [stderr]     Checking png v0.9.0
[INFO] [stderr]     Checking fs2 v0.2.5
[INFO] [stderr]     Checking memmap v0.4.0
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]    Compiling rand v0.3.16
[INFO] [stderr]     Checking image v0.15.0
[INFO] [stderr]     Checking pistoncore-window v0.27.0
[INFO] [stderr]     Checking pistoncore-event_loop v0.32.0
[INFO] [stderr]     Checking piston v0.32.0
[INFO] [stderr]    Compiling phf_generator v0.7.21
[INFO] [stderr]    Compiling phf_codegen v0.7.21
[INFO] [stderr]    Compiling target_build_utils v0.3.1
[INFO] [stderr]     Checking piston2d-opengl_graphics v0.46.0
[INFO] [stderr]    Compiling libloading v0.3.4
[INFO] [stderr]     Checking dlib v0.3.1
[INFO] [stderr]     Checking wayland-sys v0.9.9
[INFO] [stderr]     Checking wayland-client v0.9.9
[INFO] [stderr]     Checking wayland-window v0.6.1
[INFO] [stderr]     Checking wayland-kbd v0.9.1
[INFO] [stderr]     Checking winit v0.7.5
[INFO] [stderr]     Checking glutin v0.9.2
[INFO] [stderr]     Checking pistoncore-glutin_window v0.38.0
[INFO] [stderr]     Checking chess v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `tile_ownership`
[INFO] [stderr]   --> src/gameboard_controller.rs:60:21
[INFO] [stderr]    |
[INFO] [stderr] 60 |                 let tile_ownership = self.gameboard.check_tile_ownership([cell_x, cell_y]);
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_tile_ownership`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `A` should have a snake case name
[INFO] [stderr]   --> src/gameboard_controller.rs:49:42
[INFO] [stderr]    |
[INFO] [stderr] 49 |                             if let Some (A) = self.selected_cell{
[INFO] [stderr]    |                                          ^ help: convert the identifier to snake case: `a`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tile_ownership`
[INFO] [stderr]   --> src/gameboard_controller.rs:60:21
[INFO] [stderr]    |
[INFO] [stderr] 60 |                 let tile_ownership = self.gameboard.check_tile_ownership([cell_x, cell_y]);
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_tile_ownership`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `A` should have a snake case name
[INFO] [stderr]   --> src/gameboard_controller.rs:49:42
[INFO] [stderr]    |
[INFO] [stderr] 49 |                             if let Some (A) = self.selected_cell{
[INFO] [stderr]    |                                          ^ help: convert the identifier to snake case: `a`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.37s
[INFO] running `"docker" "inspect" "211b133e237274d71fe6cf41bcbd18b42c7d855cba8524db2d658646d7dcbb28"`
[INFO] running `"docker" "rm" "-f" "211b133e237274d71fe6cf41bcbd18b42c7d855cba8524db2d658646d7dcbb28"`
[INFO] [stdout] 211b133e237274d71fe6cf41bcbd18b42c7d855cba8524db2d658646d7dcbb28