Aug 17 08:52:36.736 INFO checking tailrec-0.0.4 against try#a5d98b025f62ace80fe9d2a15781f900fc42515e for pr-53426
Aug 17 08:52:36.736 INFO running: cargo +a5d98b025f62ace80fe9d2a15781f900fc42515e-alt check --frozen --all --all-targets
Aug 17 08:52:36.736 INFO creating container for: cargo +a5d98b025f62ace80fe9d2a15781f900fc42515e-alt check --frozen --all --all-targets
Aug 17 08:52:36.736 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53426/try#a5d98b025f62ace80fe9d2a15781f900fc42515e:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53426/worker-2/try#a5d98b025f62ace80fe9d2a15781f900fc42515e:/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=500" "-e" "CMD=cargo +a5d98b025f62ace80fe9d2a15781f900fc42515e-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "crater"`
Aug 17 08:52:36.970 INFO blam! dbbf5d3d771d834554181b62942df556c8885f7d09598b4bd4a3eab7bfa0e897
Aug 17 08:52:36.974 INFO running `"docker" "start" "-a" "dbbf5d3d771d834554181b62942df556c8885f7d09598b4bd4a3eab7bfa0e897"`
Aug 17 08:52:38.107 INFO kablam!     Checking tailrec v0.0.4 (file:///source)
Aug 17 08:52:38.418 INFO kablam! warning: the trait `TailRec` cannot be made into an object
Aug 17 08:52:38.418 INFO kablam!   --> src/lib.rs:14:5
Aug 17 08:52:38.418 INFO kablam!    |
Aug 17 08:52:38.418 INFO kablam! 14 | /     fn rec_ref<'a>(&'a self, iterate: F) -> Output where
Aug 17 08:52:38.418 INFO kablam! 15 | |         F: for<'r> Fn(&'r Self) -> Result<Output, &'r Self>
Aug 17 08:52:38.418 INFO kablam! 16 | |     {
Aug 17 08:52:38.418 INFO kablam! 17 | |         let mut state = iterate(self);
Aug 17 08:52:38.418 INFO kablam! ...  |
Aug 17 08:52:38.418 INFO kablam! 21 | |         }}
Aug 17 08:52:38.418 INFO kablam! 22 | |     }
Aug 17 08:52:38.418 INFO kablam!    | |_____^
Aug 17 08:52:38.418 INFO kablam!    |
Aug 17 08:52:38.418 INFO kablam!    = note: #[warn(where_clauses_object_safety)] on by default
Aug 17 08:52:38.418 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!
Aug 17 08:52:38.419 INFO kablam!    = note: for more information, see issue #51443 <https://github.com/rust-lang/rust/issues/51443>
Aug 17 08:52:38.419 INFO kablam!    = note: method `rec_ref` references the `Self` type in where clauses
Aug 17 08:52:38.419 INFO kablam! 
Aug 17 08:52:38.420 INFO kablam! warning: the trait `TailRec` cannot be made into an object
Aug 17 08:52:38.420 INFO kablam!   --> src/lib.rs:36:5
Aug 17 08:52:38.420 INFO kablam!    |
Aug 17 08:52:38.420 INFO kablam! 36 | /     fn rec_ref_mut<'a>(&'a mut self, mut iterate: F) -> Output where
Aug 17 08:52:38.420 INFO kablam! 37 | |         F: for<'r> FnMut(&'r mut Self) -> Result<Output, &'r mut Self>
Aug 17 08:52:38.420 INFO kablam! 38 | |     {
Aug 17 08:52:38.420 INFO kablam! 39 | |         let mut state = iterate(self);
Aug 17 08:52:38.420 INFO kablam! ...  |
Aug 17 08:52:38.420 INFO kablam! 43 | |         }}
Aug 17 08:52:38.420 INFO kablam! 44 | |     }
Aug 17 08:52:38.421 INFO kablam!    | |_____^
Aug 17 08:52:38.421 INFO kablam!    |
Aug 17 08:52:38.422 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!
Aug 17 08:52:38.422 INFO kablam!    = note: for more information, see issue #51443 <https://github.com/rust-lang/rust/issues/51443>
Aug 17 08:52:38.423 INFO kablam!    = note: method `rec_ref_mut` references the `Self` type in where clauses
Aug 17 08:52:38.423 INFO kablam! 
Aug 17 08:52:38.946 INFO kablam! warning: the trait `TailRec` cannot be made into an object
Aug 17 08:52:38.946 INFO kablam!   --> src/lib.rs:14:5
Aug 17 08:52:38.946 INFO kablam!    |
Aug 17 08:52:38.946 INFO kablam! 14 | /     fn rec_ref<'a>(&'a self, iterate: F) -> Output where
Aug 17 08:52:38.946 INFO kablam! 15 | |         F: for<'r> Fn(&'r Self) -> Result<Output, &'r Self>
Aug 17 08:52:38.947 INFO kablam! 16 | |     {
Aug 17 08:52:38.947 INFO kablam! 17 | |         let mut state = iterate(self);
Aug 17 08:52:38.947 INFO kablam! ...  |
Aug 17 08:52:38.947 INFO kablam! 21 | |         }}
Aug 17 08:52:38.947 INFO kablam! 22 | |     }
Aug 17 08:52:38.947 INFO kablam!    | |_____^
Aug 17 08:52:38.947 INFO kablam!    |
Aug 17 08:52:38.947 INFO kablam!    = note: #[warn(where_clauses_object_safety)] on by default
Aug 17 08:52:38.947 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!
Aug 17 08:52:38.947 INFO kablam!    = note: for more information, see issue #51443 <https://github.com/rust-lang/rust/issues/51443>
Aug 17 08:52:38.947 INFO kablam!    = note: method `rec_ref` references the `Self` type in where clauses
Aug 17 08:52:38.947 INFO kablam! 
Aug 17 08:52:38.947 INFO kablam! warning: the trait `TailRec` cannot be made into an object
Aug 17 08:52:38.947 INFO kablam!   --> src/lib.rs:36:5
Aug 17 08:52:38.947 INFO kablam!    |
Aug 17 08:52:38.947 INFO kablam! 36 | /     fn rec_ref_mut<'a>(&'a mut self, mut iterate: F) -> Output where
Aug 17 08:52:38.947 INFO kablam! 37 | |         F: for<'r> FnMut(&'r mut Self) -> Result<Output, &'r mut Self>
Aug 17 08:52:38.947 INFO kablam! 38 | |     {
Aug 17 08:52:38.947 INFO kablam! 39 | |         let mut state = iterate(self);
Aug 17 08:52:38.947 INFO kablam! ...  |
Aug 17 08:52:38.947 INFO kablam! 43 | |         }}
Aug 17 08:52:38.947 INFO kablam! 44 | |     }
Aug 17 08:52:38.947 INFO kablam!    | |_____^
Aug 17 08:52:38.948 INFO kablam!    |
Aug 17 08:52:38.948 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!
Aug 17 08:52:38.948 INFO kablam!    = note: for more information, see issue #51443 <https://github.com/rust-lang/rust/issues/51443>
Aug 17 08:52:38.948 INFO kablam!    = note: method `rec_ref_mut` references the `Self` type in where clauses
Aug 17 08:52:38.948 INFO kablam! 
Aug 17 08:52:39.114 INFO kablam! warning: the trait `tailrec::TailRec` cannot be made into an object
Aug 17 08:52:39.114 INFO kablam!   --> /source/src/lib.rs:14:5
Aug 17 08:52:39.114 INFO kablam!    |
Aug 17 08:52:39.114 INFO kablam! 14 | /     fn rec_ref<'a>(&'a self, iterate: F) -> Output where
Aug 17 08:52:39.114 INFO kablam! 15 | |         F: for<'r> Fn(&'r Self) -> Result<Output, &'r Self>
Aug 17 08:52:39.114 INFO kablam! 16 | |     {
Aug 17 08:52:39.114 INFO kablam! 17 | |         let mut state = iterate(self);
Aug 17 08:52:39.114 INFO kablam! ...  |
Aug 17 08:52:39.114 INFO kablam! 21 | |         }}
Aug 17 08:52:39.114 INFO kablam! 22 | |     }
Aug 17 08:52:39.114 INFO kablam!    | |_____^
Aug 17 08:52:39.114 INFO kablam!    |
Aug 17 08:52:39.114 INFO kablam!    = note: #[warn(where_clauses_object_safety)] on by default
Aug 17 08:52:39.114 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!
Aug 17 08:52:39.114 INFO kablam!    = note: for more information, see issue #51443 <https://github.com/rust-lang/rust/issues/51443>
Aug 17 08:52:39.114 INFO kablam!    = note: method `rec_ref` references the `Self` type in where clauses
Aug 17 08:52:39.114 INFO kablam! 
Aug 17 08:52:39.115 INFO kablam! warning: the trait `tailrec::TailRec` cannot be made into an object
Aug 17 08:52:39.115 INFO kablam!   --> /source/src/lib.rs:36:5
Aug 17 08:52:39.115 INFO kablam!    |
Aug 17 08:52:39.115 INFO kablam! 36 | /     fn rec_ref_mut<'a>(&'a mut self, mut iterate: F) -> Output where
Aug 17 08:52:39.115 INFO kablam! 37 | |         F: for<'r> FnMut(&'r mut Self) -> Result<Output, &'r mut Self>
Aug 17 08:52:39.115 INFO kablam! 38 | |     {
Aug 17 08:52:39.115 INFO kablam! 39 | |         let mut state = iterate(self);
Aug 17 08:52:39.115 INFO kablam! ...  |
Aug 17 08:52:39.115 INFO kablam! 43 | |         }}
Aug 17 08:52:39.115 INFO kablam! 44 | |     }
Aug 17 08:52:39.115 INFO kablam!    | |_____^
Aug 17 08:52:39.115 INFO kablam!    |
Aug 17 08:52:39.115 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!
Aug 17 08:52:39.115 INFO kablam!    = note: for more information, see issue #51443 <https://github.com/rust-lang/rust/issues/51443>
Aug 17 08:52:39.115 INFO kablam!    = note: method `rec_ref_mut` references the `Self` type in where clauses
Aug 17 08:52:39.115 INFO kablam! 
Aug 17 08:52:39.386 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.34s
Aug 17 08:52:39.390 INFO kablam! su: No module specific data is present
Aug 17 08:52:39.928 INFO running `"docker" "rm" "-f" "dbbf5d3d771d834554181b62942df556c8885f7d09598b4bd4a3eab7bfa0e897"`
Aug 17 08:52:40.097 INFO blam! dbbf5d3d771d834554181b62942df556c8885f7d09598b4bd4a3eab7bfa0e897