Aug 31 09:54:48.010 INFO checking usermode-0.1.0 against master#d0d81b7fc1421859ba0218e8a437af29ae3b0967 for pr-53578
Aug 31 09:54:48.010 INFO running: cargo +d0d81b7fc1421859ba0218e8a437af29ae3b0967-alt check --frozen --all --all-targets
Aug 31 09:54:48.010 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53578/master#d0d81b7fc1421859ba0218e8a437af29ae3b0967:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578/worker-2/master#d0d81b7fc1421859ba0218e8a437af29ae3b0967:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +d0d81b7fc1421859ba0218e8a437af29ae3b0967-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 31 09:54:48.145 INFO blam! bc516675378a00d3e5ba0e800fd08f02d3741bbc703c5cccbece4d2724bde81c
Aug 31 09:54:48.147 INFO running `"docker" "start" "-a" "bc516675378a00d3e5ba0e800fd08f02d3741bbc703c5cccbece4d2724bde81c"`
Aug 31 09:54:48.926 INFO kablam!     Checking usermode v0.1.0 (file:///source)
Aug 31 09:54:48.987 INFO kablam! error[E0658]: The attribute `wasm_import_module` is currently unknown to the compiler and may have meaning added to it in the future (see issue #29642)
Aug 31 09:54:48.987 INFO kablam!  --> src/raw.rs:3:3
Aug 31 09:54:48.987 INFO kablam!   |
Aug 31 09:54:48.987 INFO kablam! 3 | #[wasm_import_module = "hexagon_e"]
Aug 31 09:54:48.987 INFO kablam!   |   ^^^^^^^^^^^^^^^^^^
Aug 31 09:54:48.987 INFO kablam!   |
Aug 31 09:54:48.987 INFO kablam!   = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 31 09:54:48.987 INFO kablam! 
Aug 31 09:54:48.987 INFO kablam! error: aborting due to previous error
Aug 31 09:54:48.987 INFO kablam! 
Aug 31 09:54:48.987 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Aug 31 09:54:48.991 INFO kablam! error: Could not compile `usermode`.
Aug 31 09:54:48.991 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 31 09:54:48.993 INFO kablam! error[E0658]: The attribute `wasm_import_module` is currently unknown to the compiler and may have meaning added to it in the future (see issue #29642)
Aug 31 09:54:48.993 INFO kablam!  --> src/raw.rs:3:3
Aug 31 09:54:48.993 INFO kablam!   |
Aug 31 09:54:48.993 INFO kablam! 3 | #[wasm_import_module = "hexagon_e"]
Aug 31 09:54:48.993 INFO kablam!   |   ^^^^^^^^^^^^^^^^^^
Aug 31 09:54:48.993 INFO kablam!   |
Aug 31 09:54:48.993 INFO kablam!   = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 31 09:54:48.993 INFO kablam! 
Aug 31 09:54:48.993 INFO kablam! error: aborting due to previous error
Aug 31 09:54:48.993 INFO kablam! 
Aug 31 09:54:48.994 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Aug 31 09:54:48.997 INFO kablam! error: Could not compile `usermode`.
Aug 31 09:54:48.997 INFO kablam! 
Aug 31 09:54:48.997 INFO kablam! To learn more, run the command again with --verbose.
Aug 31 09:54:48.999 INFO kablam! su: No module specific data is present
Aug 31 09:54:49.365 INFO running `"docker" "rm" "-f" "bc516675378a00d3e5ba0e800fd08f02d3741bbc703c5cccbece4d2724bde81c"`
Aug 31 09:54:49.466 INFO blam! bc516675378a00d3e5ba0e800fd08f02d3741bbc703c5cccbece4d2724bde81c