Sep 17 15:25:57.189 INFO checking usermode-0.1.0 against master#cb6d2dfa8923902b0992a1522dc4a45a9d3ba690 for pr-54033
Sep 17 15:25:57.189 INFO running: cargo +cb6d2dfa8923902b0992a1522dc4a45a9d3ba690-alt check --frozen --all --all-targets
Sep 17 15:25:57.189 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-54033/master#cb6d2dfa8923902b0992a1522dc4a45a9d3ba690:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54033/worker-0/master#cb6d2dfa8923902b0992a1522dc4a45a9d3ba690:/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=1000" "-e" "CMD=cargo +cb6d2dfa8923902b0992a1522dc4a45a9d3ba690-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 17 15:25:57.388 INFO blam! 8b85ac7cc591f56e266404a341d3a3ca481c16377a6688189651c6c0c655f757
Sep 17 15:25:57.395 INFO running `"docker" "start" "-a" "8b85ac7cc591f56e266404a341d3a3ca481c16377a6688189651c6c0c655f757"`
Sep 17 15:25:58.691 INFO kablam! usermod: no changes
Sep 17 15:25:58.714 INFO kablam!     Checking usermode v0.1.0 (/source)
Sep 17 15:25:58.761 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 17 15:25:58.761 INFO kablam!  --> src/raw.rs:3:3
Sep 17 15:25:58.761 INFO kablam!   |
Sep 17 15:25:58.761 INFO kablam! 3 | #[wasm_import_module = "hexagon_e"]
Sep 17 15:25:58.761 INFO kablam!   |   ^^^^^^^^^^^^^^^^^^
Sep 17 15:25:58.761 INFO kablam!   |
Sep 17 15:25:58.761 INFO kablam!   = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 17 15:25:58.761 INFO kablam! 
Sep 17 15:25:58.761 INFO kablam! error: aborting due to previous error
Sep 17 15:25:58.761 INFO kablam! 
Sep 17 15:25:58.761 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Sep 17 15:25:58.763 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 17 15:25:58.763 INFO kablam!  --> src/raw.rs:3:3
Sep 17 15:25:58.763 INFO kablam!   |
Sep 17 15:25:58.763 INFO kablam! 3 | #[wasm_import_module = "hexagon_e"]
Sep 17 15:25:58.763 INFO kablam!   |   ^^^^^^^^^^^^^^^^^^
Sep 17 15:25:58.763 INFO kablam!   |
Sep 17 15:25:58.763 INFO kablam!   = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 17 15:25:58.763 INFO kablam! 
Sep 17 15:25:58.763 INFO kablam! error: aborting due to previous error
Sep 17 15:25:58.763 INFO kablam! 
Sep 17 15:25:58.763 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Sep 17 15:25:58.764 INFO kablam! error: Could not compile `usermode`.
Sep 17 15:25:58.764 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 17 15:25:58.766 INFO kablam! error: Could not compile `usermode`.
Sep 17 15:25:58.766 INFO kablam! 
Sep 17 15:25:58.766 INFO kablam! To learn more, run the command again with --verbose.
Sep 17 15:25:58.767 INFO kablam! su: No module specific data is present
Sep 17 15:25:59.238 INFO running `"docker" "rm" "-f" "8b85ac7cc591f56e266404a341d3a3ca481c16377a6688189651c6c0c655f757"`
Sep 17 15:25:59.293 INFO blam! 8b85ac7cc591f56e266404a341d3a3ca481c16377a6688189651c6c0c655f757