Sep 19 17:14:51.304 INFO checking tailrec-0.0.4 against master#ff6422d7a392acfc8af28994d65af2bbaecea4f6 for pr-54346
Sep 19 17:14:51.304 INFO running: cargo +ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt check --frozen --all --all-targets
Sep 19 17:14:51.304 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-54346/master#ff6422d7a392acfc8af28994d65af2bbaecea4f6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54346/worker-0/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 17:14:51.504 INFO blam! 544d37a7d63a4b3157a3482bea4cf7a8cb6513e8f51dabd6c07294a0841d4b03
Sep 19 17:14:51.505 INFO running `"docker" "start" "-a" "544d37a7d63a4b3157a3482bea4cf7a8cb6513e8f51dabd6c07294a0841d4b03"`
Sep 19 17:14:52.799 INFO kablam! usermod: no changes
Sep 19 17:14:52.843 INFO kablam!     Checking tailrec v0.0.4 (/source)
Sep 19 17:14:53.023 INFO kablam! warning: the trait `TailRec` cannot be made into an object
Sep 19 17:14:53.023 INFO kablam!   --> src/lib.rs:14:5
Sep 19 17:14:53.023 INFO kablam!    |
Sep 19 17:14:53.023 INFO kablam! 14 | /     fn rec_ref<'a>(&'a self, iterate: F) -> Output where
Sep 19 17:14:53.023 INFO kablam! 15 | |         F: for<'r> Fn(&'r Self) -> Result<Output, &'r Self>
Sep 19 17:14:53.023 INFO kablam! 16 | |     {
Sep 19 17:14:53.023 INFO kablam! 17 | |         let mut state = iterate(self);
Sep 19 17:14:53.023 INFO kablam! ...  |
Sep 19 17:14:53.023 INFO kablam! 21 | |         }}
Sep 19 17:14:53.023 INFO kablam! 22 | |     }
Sep 19 17:14:53.023 INFO kablam!    | |_____^
Sep 19 17:14:53.023 INFO kablam!    |
Sep 19 17:14:53.023 INFO kablam!    = note: #[warn(where_clauses_object_safety)] on by default
Sep 19 17:14:53.023 INFO kablam!    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Sep 19 17:14:53.023 INFO kablam!    = note: for more information, see issue #51443 <https://github.com/rust-lang/rust/issues/51443>
Sep 19 17:14:53.023 INFO kablam!    = note: method `rec_ref` references the `Self` type in where clauses
Sep 19 17:14:53.023 INFO kablam! 
Sep 19 17:14:53.023 INFO kablam! warning: the trait `TailRec` cannot be made into an object
Sep 19 17:14:53.023 INFO kablam!   --> src/lib.rs:36:5
Sep 19 17:14:53.023 INFO kablam!    |
Sep 19 17:14:53.023 INFO kablam! 36 | /     fn rec_ref_mut<'a>(&'a mut self, mut iterate: F) -> Output where
Sep 19 17:14:53.023 INFO kablam! 37 | |         F: for<'r> FnMut(&'r mut Self) -> Result<Output, &'r mut Self>
Sep 19 17:14:53.023 INFO kablam! 38 | |     {
Sep 19 17:14:53.023 INFO kablam! 39 | |         let mut state = iterate(self);
Sep 19 17:14:53.023 INFO kablam! ...  |
Sep 19 17:14:53.023 INFO kablam! 43 | |         }}
Sep 19 17:14:53.023 INFO kablam! 44 | |     }
Sep 19 17:14:53.023 INFO kablam!    | |_____^
Sep 19 17:14:53.023 INFO kablam!    |
Sep 19 17:14:53.023 INFO kablam!    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Sep 19 17:14:53.023 INFO kablam!    = note: for more information, see issue #51443 <https://github.com/rust-lang/rust/issues/51443>
Sep 19 17:14:53.023 INFO kablam!    = note: method `rec_ref_mut` references the `Self` type in where clauses
Sep 19 17:14:53.023 INFO kablam! 
Sep 19 17:14:53.275 INFO kablam! warning: the trait `TailRec` cannot be made into an object
Sep 19 17:14:53.275 INFO kablam!   --> src/lib.rs:14:5
Sep 19 17:14:53.275 INFO kablam!    |
Sep 19 17:14:53.275 INFO kablam! 14 | /     fn rec_ref<'a>(&'a self, iterate: F) -> Output where
Sep 19 17:14:53.275 INFO kablam! 15 | |         F: for<'r> Fn(&'r Self) -> Result<Output, &'r Self>
Sep 19 17:14:53.275 INFO kablam! 16 | |     {
Sep 19 17:14:53.275 INFO kablam! 17 | |         let mut state = iterate(self);
Sep 19 17:14:53.275 INFO kablam! ...  |
Sep 19 17:14:53.275 INFO kablam! 21 | |         }}
Sep 19 17:14:53.275 INFO kablam! 22 | |     }
Sep 19 17:14:53.275 INFO kablam!    | |_____^
Sep 19 17:14:53.275 INFO kablam!    |
Sep 19 17:14:53.275 INFO kablam!    = note: #[warn(where_clauses_object_safety)] on by default
Sep 19 17:14:53.275 INFO kablam!    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Sep 19 17:14:53.275 INFO kablam!    = note: for more information, see issue #51443 <https://github.com/rust-lang/rust/issues/51443>
Sep 19 17:14:53.275 INFO kablam!    = note: method `rec_ref` references the `Self` type in where clauses
Sep 19 17:14:53.275 INFO kablam! 
Sep 19 17:14:53.275 INFO kablam! warning: the trait `TailRec` cannot be made into an object
Sep 19 17:14:53.275 INFO kablam!   --> src/lib.rs:36:5
Sep 19 17:14:53.275 INFO kablam!    |
Sep 19 17:14:53.275 INFO kablam! 36 | /     fn rec_ref_mut<'a>(&'a mut self, mut iterate: F) -> Output where
Sep 19 17:14:53.275 INFO kablam! 37 | |         F: for<'r> FnMut(&'r mut Self) -> Result<Output, &'r mut Self>
Sep 19 17:14:53.275 INFO kablam! 38 | |     {
Sep 19 17:14:53.275 INFO kablam! 39 | |         let mut state = iterate(self);
Sep 19 17:14:53.275 INFO kablam! ...  |
Sep 19 17:14:53.275 INFO kablam! 43 | |         }}
Sep 19 17:14:53.275 INFO kablam! 44 | |     }
Sep 19 17:14:53.275 INFO kablam!    | |_____^
Sep 19 17:14:53.275 INFO kablam!    |
Sep 19 17:14:53.275 INFO kablam!    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Sep 19 17:14:53.275 INFO kablam!    = note: for more information, see issue #51443 <https://github.com/rust-lang/rust/issues/51443>
Sep 19 17:14:53.275 INFO kablam!    = note: method `rec_ref_mut` references the `Self` type in where clauses
Sep 19 17:14:53.275 INFO kablam! 
Sep 19 17:14:53.515 INFO kablam! warning: the trait `tailrec::TailRec` cannot be made into an object
Sep 19 17:14:53.515 INFO kablam!   --> /source/src/lib.rs:14:5
Sep 19 17:14:53.515 INFO kablam!    |
Sep 19 17:14:53.515 INFO kablam! 14 | /     fn rec_ref<'a>(&'a self, iterate: F) -> Output where
Sep 19 17:14:53.515 INFO kablam! 15 | |         F: for<'r> Fn(&'r Self) -> Result<Output, &'r Self>
Sep 19 17:14:53.515 INFO kablam! 16 | |     {
Sep 19 17:14:53.515 INFO kablam! 17 | |         let mut state = iterate(self);
Sep 19 17:14:53.515 INFO kablam! ...  |
Sep 19 17:14:53.515 INFO kablam! 21 | |         }}
Sep 19 17:14:53.515 INFO kablam! 22 | |     }
Sep 19 17:14:53.515 INFO kablam!    | |_____^
Sep 19 17:14:53.515 INFO kablam!    |
Sep 19 17:14:53.515 INFO kablam!    = note: #[warn(where_clauses_object_safety)] on by default
Sep 19 17:14:53.515 INFO kablam!    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Sep 19 17:14:53.515 INFO kablam!    = note: for more information, see issue #51443 <https://github.com/rust-lang/rust/issues/51443>
Sep 19 17:14:53.515 INFO kablam!    = note: method `rec_ref` references the `Self` type in where clauses
Sep 19 17:14:53.515 INFO kablam! 
Sep 19 17:14:53.515 INFO kablam! warning: the trait `tailrec::TailRec` cannot be made into an object
Sep 19 17:14:53.515 INFO kablam!   --> /source/src/lib.rs:36:5
Sep 19 17:14:53.515 INFO kablam!    |
Sep 19 17:14:53.515 INFO kablam! 36 | /     fn rec_ref_mut<'a>(&'a mut self, mut iterate: F) -> Output where
Sep 19 17:14:53.515 INFO kablam! 37 | |         F: for<'r> FnMut(&'r mut Self) -> Result<Output, &'r mut Self>
Sep 19 17:14:53.515 INFO kablam! 38 | |     {
Sep 19 17:14:53.515 INFO kablam! 39 | |         let mut state = iterate(self);
Sep 19 17:14:53.515 INFO kablam! ...  |
Sep 19 17:14:53.515 INFO kablam! 43 | |         }}
Sep 19 17:14:53.515 INFO kablam! 44 | |     }
Sep 19 17:14:53.515 INFO kablam!    | |_____^
Sep 19 17:14:53.515 INFO kablam!    |
Sep 19 17:14:53.515 INFO kablam!    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Sep 19 17:14:53.515 INFO kablam!    = note: for more information, see issue #51443 <https://github.com/rust-lang/rust/issues/51443>
Sep 19 17:14:53.515 INFO kablam!    = note: method `rec_ref_mut` references the `Self` type in where clauses
Sep 19 17:14:53.515 INFO kablam! 
Sep 19 17:14:53.575 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
Sep 19 17:14:53.575 INFO kablam! su: No module specific data is present
Sep 19 17:14:54.605 INFO running `"docker" "rm" "-f" "544d37a7d63a4b3157a3482bea4cf7a8cb6513e8f51dabd6c07294a0841d4b03"`
Sep 19 17:14:54.779 INFO blam! 544d37a7d63a4b3157a3482bea4cf7a8cb6513e8f51dabd6c07294a0841d4b03