[INFO] updating cached repository LFalch/arkanoid
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/LFalch/arkanoid
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/LFalch/arkanoid" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/LFalch/arkanoid"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/LFalch/arkanoid'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/LFalch/arkanoid" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/LFalch/arkanoid"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/LFalch/arkanoid'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 79a7bb6fa40e2bd70a366df00dd047ecef0e9301
[INFO] sha for GitHub repo LFalch/arkanoid: 79a7bb6fa40e2bd70a366df00dd047ecef0e9301
[INFO] validating manifest of LFalch/arkanoid 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 LFalch/arkanoid 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 LFalch/arkanoid
[INFO] finished frobbing LFalch/arkanoid
[INFO] frobbed toml for LFalch/arkanoid written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/LFalch/arkanoid/Cargo.toml
[INFO] started frobbing LFalch/arkanoid
[INFO] finished frobbing LFalch/arkanoid
[INFO] frobbed toml for LFalch/arkanoid written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/LFalch/arkanoid/Cargo.toml
[INFO] crate LFalch/arkanoid 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 LFalch/arkanoid against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-6/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/LFalch/arkanoid:/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] 41d323a8ae4cbb58e46b927b3233fa01fff2ef119c6e59a234630dab2bc84398
[INFO] running `"docker" "start" "-a" "41d323a8ae4cbb58e46b927b3233fa01fff2ef119c6e59a234630dab2bc84398"`
[INFO] [stderr]     Checking collider v0.2.0
[INFO] [stderr]     Checking image v0.12.1
[INFO] [stderr]     Checking korome v0.14.1
[INFO] [stderr] warning[E0502]: cannot borrow `drawer.graphics.indices` as immutable because it is also borrowed as mutable
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/korome-0.14.1/src/draw.rs:282:45
[INFO] [stderr]     |
[INFO] [stderr] 282 |         drawer.draw(&texture.vertex_buffer, &drawer.graphics.indices, &drawer.graphics.program, &uniforms, &drawer.graphics.params)
[INFO] [stderr]     |         ------ ----                         ^^^^^^^^^^^^^^^^^^^^^^^^ immutable borrow occurs here
[INFO] [stderr]     |         |      |
[INFO] [stderr]     |         |      mutable borrow later used by call
[INFO] [stderr]     |         mutable borrow occurs here
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this error has been downgraded to a warning for backwards compatibility with previous releases
[INFO] [stderr]     = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future
[INFO] [stderr]     = note: for more information, try `rustc --explain E0729`
[INFO] [stderr] 
[INFO] [stderr] warning[E0502]: cannot borrow `drawer.graphics.program` as immutable because it is also borrowed as mutable
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/korome-0.14.1/src/draw.rs:282:71
[INFO] [stderr]     |
[INFO] [stderr] 282 |         drawer.draw(&texture.vertex_buffer, &drawer.graphics.indices, &drawer.graphics.program, &uniforms, &drawer.graphics.params)
[INFO] [stderr]     |         ------ ---- mutable borrow later used by call                 ^^^^^^^^^^^^^^^^^^^^^^^^ immutable borrow occurs here
[INFO] [stderr]     |         |
[INFO] [stderr]     |         mutable borrow occurs here
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this error has been downgraded to a warning for backwards compatibility with previous releases
[INFO] [stderr]     = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future
[INFO] [stderr]     = note: for more information, try `rustc --explain E0729`
[INFO] [stderr] 
[INFO] [stderr] warning[E0502]: cannot borrow `drawer.graphics.params` as immutable because it is also borrowed as mutable
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/korome-0.14.1/src/draw.rs:282:108
[INFO] [stderr]     |
[INFO] [stderr] 282 |         drawer.draw(&texture.vertex_buffer, &drawer.graphics.indices, &drawer.graphics.program, &uniforms, &drawer.graphics.params)
[INFO] [stderr]     |         ------ ---- mutable borrow later used by call                                                      ^^^^^^^^^^^^^^^^^^^^^^^ immutable borrow occurs here
[INFO] [stderr]     |         |
[INFO] [stderr]     |         mutable borrow occurs here
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this error has been downgraded to a warning for backwards compatibility with previous releases
[INFO] [stderr]     = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future
[INFO] [stderr]     = note: for more information, try `rustc --explain E0729`
[INFO] [stderr] 
[INFO] [stderr] warning[E0502]: cannot borrow `drawer.graphics.indices` as immutable because it is also borrowed as mutable
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/korome-0.14.1/src/draw.rs:368:42
[INFO] [stderr]     |
[INFO] [stderr] 368 |         drawer.draw(&quad.vertex_buffer, &drawer.graphics.indices, &drawer.graphics.colour_program, &uniforms, &drawer.graphics.params)
[INFO] [stderr]     |         ------ ----                      ^^^^^^^^^^^^^^^^^^^^^^^^ immutable borrow occurs here
[INFO] [stderr]     |         |      |
[INFO] [stderr]     |         |      mutable borrow later used by call
[INFO] [stderr]     |         mutable borrow occurs here
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this error has been downgraded to a warning for backwards compatibility with previous releases
[INFO] [stderr]     = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future
[INFO] [stderr]     = note: for more information, try `rustc --explain E0729`
[INFO] [stderr] 
[INFO] [stderr] warning[E0502]: cannot borrow `drawer.graphics.colour_program` as immutable because it is also borrowed as mutable
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/korome-0.14.1/src/draw.rs:368:68
[INFO] [stderr]     |
[INFO] [stderr] 368 |         drawer.draw(&quad.vertex_buffer, &drawer.graphics.indices, &drawer.graphics.colour_program, &uniforms, &drawer.graphics.params)
[INFO] [stderr]     |         ------ ---- mutable borrow later used by call              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ immutable borrow occurs here
[INFO] [stderr]     |         |
[INFO] [stderr]     |         mutable borrow occurs here
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this error has been downgraded to a warning for backwards compatibility with previous releases
[INFO] [stderr]     = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future
[INFO] [stderr]     = note: for more information, try `rustc --explain E0729`
[INFO] [stderr] 
[INFO] [stderr] warning[E0502]: cannot borrow `drawer.graphics.params` as immutable because it is also borrowed as mutable
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/korome-0.14.1/src/draw.rs:368:112
[INFO] [stderr]     |
[INFO] [stderr] 368 |         drawer.draw(&quad.vertex_buffer, &drawer.graphics.indices, &drawer.graphics.colour_program, &uniforms, &drawer.graphics.params)
[INFO] [stderr]     |         ------ ---- mutable borrow later used by call                                                          ^^^^^^^^^^^^^^^^^^^^^^^ immutable borrow occurs here
[INFO] [stderr]     |         |
[INFO] [stderr]     |         mutable borrow occurs here
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this error has been downgraded to a warning for backwards compatibility with previous releases
[INFO] [stderr]     = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future
[INFO] [stderr]     = note: for more information, try `rustc --explain E0729`
[INFO] [stderr] 
[INFO] [stderr]     Checking arkanoid v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.25s
[INFO] running `"docker" "inspect" "41d323a8ae4cbb58e46b927b3233fa01fff2ef119c6e59a234630dab2bc84398"`
[INFO] running `"docker" "rm" "-f" "41d323a8ae4cbb58e46b927b3233fa01fff2ef119c6e59a234630dab2bc84398"`
[INFO] [stdout] 41d323a8ae4cbb58e46b927b3233fa01fff2ef119c6e59a234630dab2bc84398