Sep 03 23:23:36.808 INFO checking usermode-0.1.0 against try#6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0 for pr-53893
Sep 03 23:23:36.808 INFO running: cargo +6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0-alt check --frozen --all --all-targets
Sep 03 23:23:36.808 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53893/try#6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53893/worker-2/try#6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0:/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 +6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 03 23:23:36.938 INFO blam! 09fa3baee52f313944ed983631ca0ae93a60774b2333901a8b7333f56e3f3e5e
Sep 03 23:23:36.941 INFO running `"docker" "start" "-a" "09fa3baee52f313944ed983631ca0ae93a60774b2333901a8b7333f56e3f3e5e"`
Sep 03 23:23:37.572 INFO kablam!     Checking usermode v0.1.0 (file:///source)
Sep 03 23:23:37.638 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)
Sep 03 23:23:37.639 INFO kablam!  --> src/raw.rs:3:3
Sep 03 23:23:37.639 INFO kablam!   |
Sep 03 23:23:37.639 INFO kablam! 3 | #[wasm_import_module = "hexagon_e"]
Sep 03 23:23:37.639 INFO kablam!   |   ^^^^^^^^^^^^^^^^^^
Sep 03 23:23:37.639 INFO kablam!   |
Sep 03 23:23:37.639 INFO kablam!   = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 03 23:23:37.639 INFO kablam! 
Sep 03 23:23:37.639 INFO kablam! error: aborting due to previous error
Sep 03 23:23:37.639 INFO kablam! 
Sep 03 23:23:37.639 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Sep 03 23:23:37.644 INFO kablam! error: Could not compile `usermode`.
Sep 03 23:23:37.644 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 03 23:23:37.647 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)
Sep 03 23:23:37.647 INFO kablam!  --> src/raw.rs:3:3
Sep 03 23:23:37.647 INFO kablam!   |
Sep 03 23:23:37.647 INFO kablam! 3 | #[wasm_import_module = "hexagon_e"]
Sep 03 23:23:37.648 INFO kablam!   |   ^^^^^^^^^^^^^^^^^^
Sep 03 23:23:37.648 INFO kablam!   |
Sep 03 23:23:37.648 INFO kablam!   = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 03 23:23:37.648 INFO kablam! 
Sep 03 23:23:37.648 INFO kablam! error: aborting due to previous error
Sep 03 23:23:37.648 INFO kablam! 
Sep 03 23:23:37.648 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Sep 03 23:23:37.654 INFO kablam! error: Could not compile `usermode`.
Sep 03 23:23:37.654 INFO kablam! 
Sep 03 23:23:37.654 INFO kablam! To learn more, run the command again with --verbose.
Sep 03 23:23:37.655 INFO kablam! su: No module specific data is present
Sep 03 23:23:38.078 INFO running `"docker" "rm" "-f" "09fa3baee52f313944ed983631ca0ae93a60774b2333901a8b7333f56e3f3e5e"`
Sep 03 23:23:38.184 INFO blam! 09fa3baee52f313944ed983631ca0ae93a60774b2333901a8b7333f56e3f3e5e