Dec 11 14:47:47.861 INFO checking lholden/entity_system against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 14:47:47.861 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-6/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +3a75e80557a103497cffbcab395a2f37061a77ea-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 11 14:47:48.328 INFO [stdout] f0e0641d9b3d9bb9eaf8fcd6d7f46090f6a140c8d875f3a643df9c16d9c1896f
Dec 11 14:47:48.336 INFO running `"docker" "start" "-a" "f0e0641d9b3d9bb9eaf8fcd6d7f46090f6a140c8d875f3a643df9c16d9c1896f"`
Dec 11 14:47:49.446 INFO [stderr] usermod: no changes
Dec 11 14:47:49.528 INFO [stderr]     Checking entity_system v0.0.1 (/source)
Dec 11 14:47:50.553 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 11 14:47:50.553 INFO [stderr]  --> benches/lib.rs:4:3
Dec 11 14:47:50.553 INFO [stderr]   |
Dec 11 14:47:50.553 INFO [stderr] 4 | #[deriving(Clone)]
Dec 11 14:47:50.553 INFO [stderr]   |   ^^^^^^^^
Dec 11 14:47:50.553 INFO [stderr]   |
Dec 11 14:47:50.553 INFO [stderr]   = help: add #![feature(custom_attribute)] to the crate attributes to enable
Dec 11 14:47:50.553 INFO [stderr] 
Dec 11 14:47:50.553 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 11 14:47:50.553 INFO [stderr]  --> benches/lib.rs:9:3
Dec 11 14:47:50.553 INFO [stderr]   |
Dec 11 14:47:50.553 INFO [stderr] 9 | #[deriving(Clone)]
Dec 11 14:47:50.553 INFO [stderr]   |   ^^^^^^^^
Dec 11 14:47:50.553 INFO [stderr]   |
Dec 11 14:47:50.553 INFO [stderr]   = help: add #![feature(custom_attribute)] to the crate attributes to enable
Dec 11 14:47:50.553 INFO [stderr] 
Dec 11 14:47:50.553 INFO [stderr] error: aborting due to 2 previous errors
Dec 11 14:47:50.553 INFO [stderr] 
Dec 11 14:47:50.553 INFO [stderr] For more information about this error, try `rustc --explain E0658`.
Dec 11 14:47:50.553 INFO [stderr] error: Could not compile `entity_system`.
Dec 11 14:47:50.553 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 11 14:47:50.718 INFO [stderr] error: build failed
Dec 11 14:47:50.719 INFO [stderr] su: No module specific data is present
Dec 11 14:47:51.530 INFO running `"docker" "inspect" "f0e0641d9b3d9bb9eaf8fcd6d7f46090f6a140c8d875f3a643df9c16d9c1896f"`
Dec 11 14:47:51.857 INFO running `"docker" "rm" "-f" "f0e0641d9b3d9bb9eaf8fcd6d7f46090f6a140c8d875f3a643df9c16d9c1896f"`
Dec 11 14:47:52.102 INFO [stdout] f0e0641d9b3d9bb9eaf8fcd6d7f46090f6a140c8d875f3a643df9c16d9c1896f