Sep 01 20:04:57.190 INFO checking usermode-0.1.0 against try#952c7dbfa2628309f557b367929ffc17af20b332 for pr-53851
Sep 01 20:04:57.190 INFO running: cargo +952c7dbfa2628309f557b367929ffc17af20b332-alt check --frozen --all --all-targets
Sep 01 20:04:57.190 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53851/try#952c7dbfa2628309f557b367929ffc17af20b332:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53851/worker-3/try#952c7dbfa2628309f557b367929ffc17af20b332:/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 +952c7dbfa2628309f557b367929ffc17af20b332-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 20:04:57.361 INFO blam! 1b28f3856de545b1a3771a4001018533993b2494a82cd5dd67f5f226b35e6ee2
Sep 01 20:04:57.363 INFO running `"docker" "start" "-a" "1b28f3856de545b1a3771a4001018533993b2494a82cd5dd67f5f226b35e6ee2"`
Sep 01 20:04:58.113 INFO kablam!     Checking usermode v0.1.0 (file:///source)
Sep 01 20:04:58.171 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 01 20:04:58.171 INFO kablam!  --> src/raw.rs:3:3
Sep 01 20:04:58.171 INFO kablam!   |
Sep 01 20:04:58.171 INFO kablam! 3 | #[wasm_import_module = "hexagon_e"]
Sep 01 20:04:58.171 INFO kablam!   |   ^^^^^^^^^^^^^^^^^^
Sep 01 20:04:58.171 INFO kablam!   |
Sep 01 20:04:58.171 INFO kablam!   = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 01 20:04:58.171 INFO kablam! 
Sep 01 20:04:58.172 INFO kablam! error: aborting due to previous error
Sep 01 20:04:58.172 INFO kablam! 
Sep 01 20:04:58.172 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Sep 01 20:04:58.175 INFO kablam! error: Could not compile `usermode`.
Sep 01 20:04:58.175 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 01 20:04:58.175 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 01 20:04:58.175 INFO kablam!  --> src/raw.rs:3:3
Sep 01 20:04:58.175 INFO kablam!   |
Sep 01 20:04:58.175 INFO kablam! 3 | #[wasm_import_module = "hexagon_e"]
Sep 01 20:04:58.175 INFO kablam!   |   ^^^^^^^^^^^^^^^^^^
Sep 01 20:04:58.176 INFO kablam!   |
Sep 01 20:04:58.176 INFO kablam!   = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 01 20:04:58.176 INFO kablam! 
Sep 01 20:04:58.176 INFO kablam! error: aborting due to previous error
Sep 01 20:04:58.176 INFO kablam! 
Sep 01 20:04:58.176 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Sep 01 20:04:58.179 INFO kablam! error: Could not compile `usermode`.
Sep 01 20:04:58.179 INFO kablam! 
Sep 01 20:04:58.179 INFO kablam! To learn more, run the command again with --verbose.
Sep 01 20:04:58.181 INFO kablam! su: No module specific data is present
Sep 01 20:04:58.519 INFO running `"docker" "rm" "-f" "1b28f3856de545b1a3771a4001018533993b2494a82cd5dd67f5f226b35e6ee2"`
Sep 01 20:04:58.614 INFO blam! 1b28f3856de545b1a3771a4001018533993b2494a82cd5dd67f5f226b35e6ee2