Dec 19 13:41:05.626 INFO checking lholden/entity_system against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 13:41:05.626 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-7/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 13:41:06.202 INFO [stdout] 695da6511b0f510dddb4761fd1c88d39cf57b871a4735c37d27878301ca8ae30
Dec 19 13:41:06.204 INFO running `"docker" "start" "-a" "695da6511b0f510dddb4761fd1c88d39cf57b871a4735c37d27878301ca8ae30"`
Dec 19 13:41:07.805 INFO [stderr]     Checking entity_system v0.0.1 (/opt/crater/workdir)
Dec 19 13:41:08.648 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 13:41:08.648 INFO [stderr]  --> benches/lib.rs:4:3
Dec 19 13:41:08.648 INFO [stderr]   |
Dec 19 13:41:08.648 INFO [stderr] 4 | #[deriving(Clone)]
Dec 19 13:41:08.648 INFO [stderr]   |   ^^^^^^^^
Dec 19 13:41:08.648 INFO [stderr]   |
Dec 19 13:41:08.648 INFO [stderr]   = help: add #![feature(custom_attribute)] to the crate attributes to enable
Dec 19 13:41:08.648 INFO [stderr] 
Dec 19 13:41:08.648 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 13:41:08.648 INFO [stderr]  --> benches/lib.rs:9:3
Dec 19 13:41:08.648 INFO [stderr]   |
Dec 19 13:41:08.648 INFO [stderr] 9 | #[deriving(Clone)]
Dec 19 13:41:08.648 INFO [stderr]   |   ^^^^^^^^
Dec 19 13:41:08.648 INFO [stderr]   |
Dec 19 13:41:08.648 INFO [stderr]   = help: add #![feature(custom_attribute)] to the crate attributes to enable
Dec 19 13:41:08.648 INFO [stderr] 
Dec 19 13:41:08.648 INFO [stderr] error: aborting due to 2 previous errors
Dec 19 13:41:08.648 INFO [stderr] 
Dec 19 13:41:08.648 INFO [stderr] For more information about this error, try `rustc --explain E0658`.
Dec 19 13:41:08.652 INFO [stderr] error: Could not compile `entity_system`.
Dec 19 13:41:08.652 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 19 13:41:08.860 INFO [stderr] error: build failed
Dec 19 13:41:09.506 INFO running `"docker" "inspect" "695da6511b0f510dddb4761fd1c88d39cf57b871a4735c37d27878301ca8ae30"`
Dec 19 13:41:09.743 INFO running `"docker" "rm" "-f" "695da6511b0f510dddb4761fd1c88d39cf57b871a4735c37d27878301ca8ae30"`
Dec 19 13:41:10.064 INFO [stdout] 695da6511b0f510dddb4761fd1c88d39cf57b871a4735c37d27878301ca8ae30