[INFO] updating cached repository merrickluo/learning-rust-tetris
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/merrickluo/learning-rust-tetris
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/merrickluo/learning-rust-tetris" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/merrickluo/learning-rust-tetris"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/merrickluo/learning-rust-tetris'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/merrickluo/learning-rust-tetris" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/merrickluo/learning-rust-tetris"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/merrickluo/learning-rust-tetris'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ffc7d01c097562db0be59009ac8f2ab7fa30810f
[INFO] sha for GitHub repo merrickluo/learning-rust-tetris: ffc7d01c097562db0be59009ac8f2ab7fa30810f
[INFO] validating manifest of merrickluo/learning-rust-tetris 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 merrickluo/learning-rust-tetris 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 merrickluo/learning-rust-tetris
[INFO] finished frobbing merrickluo/learning-rust-tetris
[INFO] frobbed toml for merrickluo/learning-rust-tetris written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/merrickluo/learning-rust-tetris/Cargo.toml
[INFO] started frobbing merrickluo/learning-rust-tetris
[INFO] finished frobbing merrickluo/learning-rust-tetris
[INFO] frobbed toml for merrickluo/learning-rust-tetris written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/merrickluo/learning-rust-tetris/Cargo.toml
[INFO] crate merrickluo/learning-rust-tetris 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] error: the lock file /mnt/big/crater/work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/merrickluo/learning-rust-tetris/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking merrickluo/learning-rust-tetris 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/merrickluo/learning-rust-tetris:/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] 6823824d0cc059cec30b9b9303fc357752f9032b3bd3ed2e56e4dd169411d474
[INFO] running `"docker" "start" "-a" "6823824d0cc059cec30b9b9303fc357752f9032b3bd3ed2e56e4dd169411d474"`
[INFO] [stderr]     Checking pistoncore-input v0.14.0
[INFO] [stderr]     Checking piston2d-graphics v0.17.3
[INFO] [stderr]    Compiling gl_generator v0.6.1
[INFO] [stderr]    Compiling glutin v0.6.2
[INFO] [stderr]     Checking png v0.5.2
[INFO] [stderr]     Checking timer v0.1.6
[INFO] [stderr]     Checking image v0.10.4
[INFO] [stderr]     Checking pistoncore-window v0.22.1
[INFO] [stderr]     Checking pistoncore-event_loop v0.25.1
[INFO] [stderr]     Checking piston v0.25.1
[INFO] [stderr]    Compiling gl v0.6.5
[INFO] [stderr]     Checking pistoncore-glutin_window v0.30.0
[INFO] [stderr]     Checking piston2d-opengl_graphics v0.33.0
[INFO] [stderr]     Checking tetris v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.01s
[INFO] running `"docker" "inspect" "6823824d0cc059cec30b9b9303fc357752f9032b3bd3ed2e56e4dd169411d474"`
[INFO] running `"docker" "rm" "-f" "6823824d0cc059cec30b9b9303fc357752f9032b3bd3ed2e56e4dd169411d474"`
[INFO] [stdout] 6823824d0cc059cec30b9b9303fc357752f9032b3bd3ed2e56e4dd169411d474