[INFO] updating cached repository https://github.com/carols10cents/color-game
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ec39fcec47082add58684da43e83e34e42d5c887
[INFO] checking carols10cents/color-game against try#d27c6c6a469a28343396a8f3ac1c9d403aabda69 for pr-66037
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcarols10cents%2Fcolor-game" "/workspace/builds/worker-11/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/carols10cents/color-game on toolchain d27c6c6a469a28343396a8f3ac1c9d403aabda69
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/carols10cents/color-game
[INFO] finished tweaking git repo https://github.com/carols10cents/color-game
[INFO] tweaked toml for git repo https://github.com/carols10cents/color-game written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/carols10cents/color-game already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /workspace/builds/worker-11/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e02909b3dd7e06895d91da3b5a5ef15af6210c1cbdd8de658d101a2a2cf0d3b2
[INFO] running `"docker" "start" "-a" "e02909b3dd7e06895d91da3b5a5ef15af6210c1cbdd8de658d101a2a2cf0d3b2"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking lzw v0.9.0
[INFO] [stderr]     Checking piston-texture v0.3.0
[INFO] [stderr]     Checking draw_state v0.3.0
[INFO] [stderr]     Checking pistoncore-input v0.8.1
[INFO] [stderr]    Compiling freetype-sys v0.3.1
[INFO] [stderr]    Compiling glutin v0.4.9
[INFO] [stderr]    Compiling gl v0.5.2
[INFO] [stderr]    Compiling gfx_gl v0.3.1
[INFO] [stderr]     Checking png v0.4.3
[INFO] [stderr]     Checking wayland-window v0.2.3
[INFO] [stderr]     Checking wayland-kbd v0.3.6
[INFO] [stderr]     Checking piston2d-graphics v0.14.0
[INFO] [stderr]     Checking freetype-rs v0.5.0
[INFO] [stderr]     Checking gif v0.7.0
[INFO] [stderr]     Checking gfx_core v0.1.2
[INFO] [stderr]     Checking image v0.6.1
[INFO] [stderr]     Checking pistoncore-window v0.15.0
[INFO] [stderr]     Checking pistoncore-event_loop v0.18.0
[INFO] [stderr]     Checking piston v0.18.0
[INFO] [stderr]     Checking gfx v0.9.1
[INFO] [stderr]     Checking gfx_device_gl v0.8.2
[INFO] [stderr]     Checking pistoncore-glutin_window v0.21.0
[INFO] [stderr]     Checking piston-gfx_texture v0.8.0
[INFO] [stderr]     Checking piston2d-gfx_graphics v0.20.0
[INFO] [stderr] error: `$crate` may not be imported
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/piston2d-gfx_graphics-0.20.0/src/back_end.rs:25:1
[INFO] [stderr]    |
[INFO] [stderr] 25 | / gfx_pipeline_base!( pipe_colored {
[INFO] [stderr] 26 | |     pos: gfx::VertexBuffer<PositionFormat>,
[INFO] [stderr] 27 | |     color: gfx::Global<[f32; 4]>,
[INFO] [stderr] 28 | |     blend_target: gfx::BlendTarget<gfx::format::Srgb8>,
[INFO] [stderr] ...  |
[INFO] [stderr] 31 | |     scissor: gfx::Scissor,
[INFO] [stderr] 32 | | });
[INFO] [stderr]    | |___^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: `$crate` may not be imported
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/piston2d-gfx_graphics-0.20.0/src/back_end.rs:34:1
[INFO] [stderr]    |
[INFO] [stderr] 34 | / gfx_pipeline_base!( pipe_textured {
[INFO] [stderr] 35 | |     pos: gfx::VertexBuffer<PositionFormat>,
[INFO] [stderr] 36 | |     uv: gfx::VertexBuffer<TexCoordsFormat>,
[INFO] [stderr] 37 | |     color: gfx::Global<[f32; 4]>,
[INFO] [stderr] ...  |
[INFO] [stderr] 42 | |     scissor: gfx::Scissor,
[INFO] [stderr] 43 | | });
[INFO] [stderr]    | |___^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `piston2d-gfx_graphics`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "e02909b3dd7e06895d91da3b5a5ef15af6210c1cbdd8de658d101a2a2cf0d3b2"`
[INFO] running `"docker" "rm" "-f" "e02909b3dd7e06895d91da3b5a5ef15af6210c1cbdd8de658d101a2a2cf0d3b2"`
[INFO] [stdout] e02909b3dd7e06895d91da3b5a5ef15af6210c1cbdd8de658d101a2a2cf0d3b2