Sep 19 16:19:25.519 INFO checking usermode-0.1.0 against master#ff6422d7a392acfc8af28994d65af2bbaecea4f6 for pr-54346
Sep 19 16:19:25.519 INFO running: cargo +ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt check --frozen --all --all-targets
Sep 19 16:19:25.519 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-7/pr-54346/master#ff6422d7a392acfc8af28994d65af2bbaecea4f6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54346/worker-7/master#ff6422d7a392acfc8af28994d65af2bbaecea4f6:/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 +ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 19 16:19:25.683 INFO blam! e9d8ca0000803084ef9419688fd2375628a1c1901f87e68d5d5e73441ab23ebc
Sep 19 16:19:25.685 INFO running `"docker" "start" "-a" "e9d8ca0000803084ef9419688fd2375628a1c1901f87e68d5d5e73441ab23ebc"`
Sep 19 16:19:26.651 INFO kablam! usermod: no changes
Sep 19 16:19:26.672 INFO kablam!     Checking usermode v0.1.0 (/source)
Sep 19 16:19:26.717 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 19 16:19:26.717 INFO kablam!  --> src/raw.rs:3:3
Sep 19 16:19:26.717 INFO kablam!   |
Sep 19 16:19:26.718 INFO kablam! 3 | #[wasm_import_module = "hexagon_e"]
Sep 19 16:19:26.718 INFO kablam!   |   ^^^^^^^^^^^^^^^^^^
Sep 19 16:19:26.718 INFO kablam!   |
Sep 19 16:19:26.718 INFO kablam!   = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 19 16:19:26.718 INFO kablam! 
Sep 19 16:19:26.718 INFO kablam! error: aborting due to previous error
Sep 19 16:19:26.718 INFO kablam! 
Sep 19 16:19:26.718 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Sep 19 16:19:26.721 INFO kablam! error: Could not compile `usermode`.
Sep 19 16:19:26.721 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 19 16:19:26.728 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 19 16:19:26.728 INFO kablam!  --> src/raw.rs:3:3
Sep 19 16:19:26.728 INFO kablam!   |
Sep 19 16:19:26.728 INFO kablam! 3 | #[wasm_import_module = "hexagon_e"]
Sep 19 16:19:26.728 INFO kablam!   |   ^^^^^^^^^^^^^^^^^^
Sep 19 16:19:26.728 INFO kablam!   |
Sep 19 16:19:26.728 INFO kablam!   = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 19 16:19:26.728 INFO kablam! 
Sep 19 16:19:26.728 INFO kablam! error: aborting due to previous error
Sep 19 16:19:26.728 INFO kablam! 
Sep 19 16:19:26.728 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Sep 19 16:19:26.733 INFO kablam! error: Could not compile `usermode`.
Sep 19 16:19:26.733 INFO kablam! 
Sep 19 16:19:26.733 INFO kablam! To learn more, run the command again with --verbose.
Sep 19 16:19:26.734 INFO kablam! su: No module specific data is present
Sep 19 16:19:27.441 INFO running `"docker" "rm" "-f" "e9d8ca0000803084ef9419688fd2375628a1c1901f87e68d5d5e73441ab23ebc"`
Sep 19 16:19:27.532 INFO blam! e9d8ca0000803084ef9419688fd2375628a1c1901f87e68d5d5e73441ab23ebc