Sep 10 10:13:56.478 INFO checking screenruster-saver-hacks-0.1.1 against master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1 for pr-54090
Sep 10 10:13:56.478 INFO running: cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets
Sep 10 10:13:56.478 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-54090/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-3/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/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 +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 10:13:56.776 INFO blam! 619d2bd2b5c37e754165fd1fdc269e028b71726981f2969918043a4bce40f53a
Sep 10 10:13:56.778 INFO running `"docker" "start" "-a" "619d2bd2b5c37e754165fd1fdc269e028b71726981f2969918043a4bce40f53a"`
Sep 10 10:13:58.781 INFO kablam! usermod: no changes
Sep 10 10:13:58.854 INFO kablam!     Checking screenruster-saver v0.1.8
Sep 10 10:13:59.034 INFO kablam! error[E0557]: feature has been removed
Sep 10 10:13:59.034 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/screenruster-saver-0.1.8/src/lib.rs:15:12
Sep 10 10:13:59.034 INFO kablam!    |
Sep 10 10:13:59.034 INFO kablam! 15 | #![feature(macro_reexport, type_ascription)]
Sep 10 10:13:59.034 INFO kablam!    |            ^^^^^^^^^^^^^^
Sep 10 10:13:59.034 INFO kablam!    |
Sep 10 10:13:59.034 INFO kablam! note: subsumed by `pub use`
Sep 10 10:13:59.034 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/screenruster-saver-0.1.8/src/lib.rs:15:12
Sep 10 10:13:59.034 INFO kablam!    |
Sep 10 10:13:59.034 INFO kablam! 15 | #![feature(macro_reexport, type_ascription)]
Sep 10 10:13:59.034 INFO kablam!    |            ^^^^^^^^^^^^^^
Sep 10 10:13:59.034 INFO kablam! 
Sep 10 10:13:59.388 INFO kablam! error[E0658]: The attribute `macro_reexport` is currently unknown to the compiler and may have meaning added to it in the future (see issue #29642)
Sep 10 10:13:59.388 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/screenruster-saver-0.1.8/src/lib.rs:19:3
Sep 10 10:13:59.388 INFO kablam!    |
Sep 10 10:13:59.388 INFO kablam! 19 | #[macro_reexport(debug, error, info, log, log_enabled, trace, warn)]
Sep 10 10:13:59.388 INFO kablam!    |   ^^^^^^^^^^^^^^
Sep 10 10:13:59.388 INFO kablam!    |
Sep 10 10:13:59.388 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 10 10:13:59.388 INFO kablam! 
Sep 10 10:13:59.389 INFO kablam! error[E0658]: The attribute `macro_reexport` is currently unknown to the compiler and may have meaning added to it in the future (see issue #29642)
Sep 10 10:13:59.389 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/screenruster-saver-0.1.8/src/lib.rs:26:3
Sep 10 10:13:59.389 INFO kablam!    |
Sep 10 10:13:59.389 INFO kablam! 26 | #[macro_reexport(object, array)]
Sep 10 10:13:59.389 INFO kablam!    |   ^^^^^^^^^^^^^^
Sep 10 10:13:59.389 INFO kablam!    |
Sep 10 10:13:59.389 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 10 10:13:59.389 INFO kablam! 
Sep 10 10:13:59.392 INFO kablam! error: aborting due to 3 previous errors
Sep 10 10:13:59.392 INFO kablam! 
Sep 10 10:13:59.392 INFO kablam! Some errors occurred: E0557, E0658.
Sep 10 10:13:59.392 INFO kablam! For more information about an error, try `rustc --explain E0557`.
Sep 10 10:13:59.400 INFO kablam! error: Could not compile `screenruster-saver`.
Sep 10 10:13:59.400 INFO kablam! 
Sep 10 10:13:59.400 INFO kablam! To learn more, run the command again with --verbose.
Sep 10 10:13:59.402 INFO kablam! su: No module specific data is present
Sep 10 10:14:00.983 INFO running `"docker" "rm" "-f" "619d2bd2b5c37e754165fd1fdc269e028b71726981f2969918043a4bce40f53a"`
Sep 10 10:14:01.092 INFO blam! 619d2bd2b5c37e754165fd1fdc269e028b71726981f2969918043a4bce40f53a