Dec 19 13:41:07.369 INFO checking lholden/entity_system against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 13:41:07.369 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-0/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/lholden/entity_system:/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 13:41:07.772 INFO [stdout] d003f41c63737414e7d488ffb3ab7c92f977416dff8fb7757bc1b4ccbde702e1
Dec 19 13:41:07.778 INFO running `"docker" "start" "-a" "d003f41c63737414e7d488ffb3ab7c92f977416dff8fb7757bc1b4ccbde702e1"`
Dec 19 13:41:09.813 INFO [stderr]     Checking entity_system v0.0.1 (/opt/crater/workdir)
Dec 19 13:41:10.671 INFO [stderr] error[E0658]: The attribute `deriving` is currently unknown to the compiler and may have meaning added to it in the future (see issue #29642)
Dec 19 13:41:10.671 INFO [stderr]  --> benches/lib.rs:4:3
Dec 19 13:41:10.671 INFO [stderr]   |
Dec 19 13:41:10.671 INFO [stderr] 4 | #[deriving(Clone)]
Dec 19 13:41:10.671 INFO [stderr]   |   ^^^^^^^^
Dec 19 13:41:10.671 INFO [stderr]   |
Dec 19 13:41:10.672 INFO [stderr]   = help: add #![feature(custom_attribute)] to the crate attributes to enable
Dec 19 13:41:10.672 INFO [stderr] 
Dec 19 13:41:10.672 INFO [stderr] error[E0658]: The attribute `deriving` is currently unknown to the compiler and may have meaning added to it in the future (see issue #29642)
Dec 19 13:41:10.672 INFO [stderr]  --> benches/lib.rs:9:3
Dec 19 13:41:10.672 INFO [stderr]   |
Dec 19 13:41:10.672 INFO [stderr] 9 | #[deriving(Clone)]
Dec 19 13:41:10.672 INFO [stderr]   |   ^^^^^^^^
Dec 19 13:41:10.672 INFO [stderr]   |
Dec 19 13:41:10.672 INFO [stderr]   = help: add #![feature(custom_attribute)] to the crate attributes to enable
Dec 19 13:41:10.672 INFO [stderr] 
Dec 19 13:41:10.672 INFO [stderr] error: aborting due to 2 previous errors
Dec 19 13:41:10.672 INFO [stderr] 
Dec 19 13:41:10.672 INFO [stderr] For more information about this error, try `rustc --explain E0658`.
Dec 19 13:41:10.672 INFO [stderr] error: Could not compile `entity_system`.
Dec 19 13:41:10.672 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 19 13:41:10.891 INFO [stderr] error: build failed
Dec 19 13:41:11.728 INFO running `"docker" "inspect" "d003f41c63737414e7d488ffb3ab7c92f977416dff8fb7757bc1b4ccbde702e1"`
Dec 19 13:41:11.988 INFO running `"docker" "rm" "-f" "d003f41c63737414e7d488ffb3ab7c92f977416dff8fb7757bc1b4ccbde702e1"`
Dec 19 13:41:12.471 INFO [stdout] d003f41c63737414e7d488ffb3ab7c92f977416dff8fb7757bc1b4ccbde702e1