Sep 05 22:12:53.897 INFO checking tagged_ptr-0.1.0 against try#51ff957df5095d92d1d3d4682207ee8b7ad408a8 for pr-53854
Sep 05 22:12:53.897 INFO running: cargo +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets
Sep 05 22:12:53.897 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53854/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-3/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/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 +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 05 22:12:54.118 INFO blam! a1e889dc55954ed23cfcb7652550557cac84c366482f2a0c2fb7e5d03a68c5d1
Sep 05 22:12:54.119 INFO running `"docker" "start" "-a" "a1e889dc55954ed23cfcb7652550557cac84c366482f2a0c2fb7e5d03a68c5d1"`
Sep 05 22:12:54.938 INFO kablam! usermod: no changes
Sep 05 22:12:54.957 INFO kablam!     Checking tagged_ptr v0.1.0 (file:///source)
Sep 05 22:12:55.342 INFO kablam! error[E0308]: mismatched types
Sep 05 22:12:55.342 INFO kablam!    --> src/tagged_ptr.rs:217:32
Sep 05 22:12:55.342 INFO kablam!     |
Sep 05 22:12:55.342 INFO kablam! 217 |         let x: X = Unpacked::B(rc);
Sep 05 22:12:55.342 INFO kablam!     |                                ^^ expected struct `std::rc::Rc`, found struct `std::boxed::Box`
Sep 05 22:12:55.342 INFO kablam!     |
Sep 05 22:12:55.342 INFO kablam!     = note: expected type `std::rc::Rc<u32>`
Sep 05 22:12:55.342 INFO kablam!                found type `std::boxed::Box<std::rc::Rc<{integer}>>`
Sep 05 22:12:55.342 INFO kablam! 
Sep 05 22:12:55.356 INFO kablam! warning: the feature `rc_raw` has been stable since 1.17.0 and no longer requires an attribute to enable
Sep 05 22:12:55.356 INFO kablam!  --> src/lib.rs:1:12
Sep 05 22:12:55.356 INFO kablam!   |
Sep 05 22:12:55.356 INFO kablam! 1 | #![feature(rc_raw)]
Sep 05 22:12:55.356 INFO kablam!   |            ^^^^^^
Sep 05 22:12:55.356 INFO kablam!   |
Sep 05 22:12:55.356 INFO kablam!   = note: #[warn(stable_features)] on by default
Sep 05 22:12:55.356 INFO kablam! 
Sep 05 22:12:55.378 INFO kablam! error[E0308]: mismatched types
Sep 05 22:12:55.378 INFO kablam!    --> src/tagged_ptr.rs:230:32
Sep 05 22:12:55.378 INFO kablam!     |
Sep 05 22:12:55.378 INFO kablam! 230 |         let x: X = Unpacked::B(rc);
Sep 05 22:12:55.378 INFO kablam!     |                                ^^ expected struct `std::rc::Rc`, found struct `std::boxed::Box`
Sep 05 22:12:55.378 INFO kablam!     |
Sep 05 22:12:55.378 INFO kablam!     = note: expected type `std::rc::Rc<u32>`
Sep 05 22:12:55.378 INFO kablam!                found type `std::boxed::Box<std::rc::Rc<{integer}>>`
Sep 05 22:12:55.378 INFO kablam! 
Sep 05 22:12:55.390 INFO kablam! error: aborting due to 2 previous errors
Sep 05 22:12:55.390 INFO kablam! 
Sep 05 22:12:55.390 INFO kablam! For more information about this error, try `rustc --explain E0308`.
Sep 05 22:12:55.405 INFO kablam! error: Could not compile `tagged_ptr`.
Sep 05 22:12:55.405 INFO kablam! 
Sep 05 22:12:55.405 INFO kablam! To learn more, run the command again with --verbose.
Sep 05 22:12:55.405 INFO kablam! su: No module specific data is present
Sep 05 22:12:56.114 INFO running `"docker" "rm" "-f" "a1e889dc55954ed23cfcb7652550557cac84c366482f2a0c2fb7e5d03a68c5d1"`
Sep 05 22:12:56.181 INFO blam! a1e889dc55954ed23cfcb7652550557cac84c366482f2a0c2fb7e5d03a68c5d1