Nov 01 15:20:22.323 INFO checking tailrec-0.0.4 against master#05812fa8c588473f03e3fa7cf59cd84f4f37c715 for pr-55538 Nov 01 15:20:22.332 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-0/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-55538/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +05812fa8c588473f03e3fa7cf59cd84f4f37c715-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"` Nov 01 15:20:22.780 INFO blam! bf1d38e07023c6b32b8d271cb5dd3decbc8fac51873e9f8e9c25356afdf27bfb Nov 01 15:20:22.781 INFO running `"docker" "start" "-a" "bf1d38e07023c6b32b8d271cb5dd3decbc8fac51873e9f8e9c25356afdf27bfb"` Nov 01 15:20:23.944 INFO kablam! usermod: no changes Nov 01 15:20:24.009 INFO kablam! Checking tailrec v0.0.4 (/source) Nov 01 15:20:24.920 INFO kablam! warning: the trait `TailRec` cannot be made into an object Nov 01 15:20:24.920 INFO kablam! --> src/lib.rs:14:5 Nov 01 15:20:24.920 INFO kablam! | Nov 01 15:20:24.920 INFO kablam! 14 | / fn rec_ref<'a>(&'a self, iterate: F) -> Output where Nov 01 15:20:24.920 INFO kablam! 15 | | F: for<'r> Fn(&'r Self) -> Result Nov 01 15:20:24.920 INFO kablam! 16 | | { Nov 01 15:20:24.920 INFO kablam! 17 | | let mut state = iterate(self); Nov 01 15:20:24.920 INFO kablam! ... | Nov 01 15:20:24.920 INFO kablam! 21 | | }} Nov 01 15:20:24.920 INFO kablam! 22 | | } Nov 01 15:20:24.920 INFO kablam! | |_____^ Nov 01 15:20:24.921 INFO kablam! | Nov 01 15:20:24.921 INFO kablam! = note: #[warn(where_clauses_object_safety)] on by default Nov 01 15:20:24.921 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! Nov 01 15:20:24.921 INFO kablam! = note: for more information, see issue #51443 Nov 01 15:20:24.921 INFO kablam! = note: method `rec_ref` references the `Self` type in where clauses Nov 01 15:20:24.921 INFO kablam! Nov 01 15:20:24.921 INFO kablam! warning: the trait `TailRec` cannot be made into an object Nov 01 15:20:24.921 INFO kablam! --> src/lib.rs:36:5 Nov 01 15:20:24.921 INFO kablam! | Nov 01 15:20:24.921 INFO kablam! 36 | / fn rec_ref_mut<'a>(&'a mut self, mut iterate: F) -> Output where Nov 01 15:20:24.921 INFO kablam! 37 | | F: for<'r> FnMut(&'r mut Self) -> Result Nov 01 15:20:24.921 INFO kablam! 38 | | { Nov 01 15:20:24.921 INFO kablam! 39 | | let mut state = iterate(self); Nov 01 15:20:24.921 INFO kablam! ... | Nov 01 15:20:24.921 INFO kablam! 43 | | }} Nov 01 15:20:24.921 INFO kablam! 44 | | } Nov 01 15:20:24.921 INFO kablam! | |_____^ Nov 01 15:20:24.921 INFO kablam! | Nov 01 15:20:24.921 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! Nov 01 15:20:24.921 INFO kablam! = note: for more information, see issue #51443 Nov 01 15:20:24.921 INFO kablam! = note: method `rec_ref_mut` references the `Self` type in where clauses Nov 01 15:20:24.921 INFO kablam! Nov 01 15:20:25.028 INFO kablam! warning: the trait `TailRec` cannot be made into an object Nov 01 15:20:25.028 INFO kablam! --> src/lib.rs:14:5 Nov 01 15:20:25.028 INFO kablam! | Nov 01 15:20:25.028 INFO kablam! 14 | / fn rec_ref<'a>(&'a self, iterate: F) -> Output where Nov 01 15:20:25.028 INFO kablam! 15 | | F: for<'r> Fn(&'r Self) -> Result Nov 01 15:20:25.028 INFO kablam! 16 | | { Nov 01 15:20:25.028 INFO kablam! 17 | | let mut state = iterate(self); Nov 01 15:20:25.028 INFO kablam! ... | Nov 01 15:20:25.028 INFO kablam! 21 | | }} Nov 01 15:20:25.028 INFO kablam! 22 | | } Nov 01 15:20:25.028 INFO kablam! | |_____^ Nov 01 15:20:25.028 INFO kablam! | Nov 01 15:20:25.028 INFO kablam! = note: #[warn(where_clauses_object_safety)] on by default Nov 01 15:20:25.028 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! Nov 01 15:20:25.028 INFO kablam! = note: for more information, see issue #51443 Nov 01 15:20:25.028 INFO kablam! = note: method `rec_ref` references the `Self` type in where clauses Nov 01 15:20:25.028 INFO kablam! Nov 01 15:20:25.028 INFO kablam! warning: the trait `TailRec` cannot be made into an object Nov 01 15:20:25.028 INFO kablam! --> src/lib.rs:36:5 Nov 01 15:20:25.028 INFO kablam! | Nov 01 15:20:25.028 INFO kablam! 36 | / fn rec_ref_mut<'a>(&'a mut self, mut iterate: F) -> Output where Nov 01 15:20:25.028 INFO kablam! 37 | | F: for<'r> FnMut(&'r mut Self) -> Result Nov 01 15:20:25.028 INFO kablam! 38 | | { Nov 01 15:20:25.028 INFO kablam! 39 | | let mut state = iterate(self); Nov 01 15:20:25.028 INFO kablam! ... | Nov 01 15:20:25.028 INFO kablam! 43 | | }} Nov 01 15:20:25.028 INFO kablam! 44 | | } Nov 01 15:20:25.028 INFO kablam! | |_____^ Nov 01 15:20:25.028 INFO kablam! | Nov 01 15:20:25.028 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! Nov 01 15:20:25.028 INFO kablam! = note: for more information, see issue #51443 Nov 01 15:20:25.028 INFO kablam! = note: method `rec_ref_mut` references the `Self` type in where clauses Nov 01 15:20:25.028 INFO kablam! Nov 01 15:20:25.752 INFO kablam! warning: the trait `tailrec::TailRec` cannot be made into an object Nov 01 15:20:25.752 INFO kablam! --> /source/src/lib.rs:14:5 Nov 01 15:20:25.752 INFO kablam! | Nov 01 15:20:25.752 INFO kablam! 14 | / fn rec_ref<'a>(&'a self, iterate: F) -> Output where Nov 01 15:20:25.752 INFO kablam! 15 | | F: for<'r> Fn(&'r Self) -> Result Nov 01 15:20:25.752 INFO kablam! 16 | | { Nov 01 15:20:25.752 INFO kablam! 17 | | let mut state = iterate(self); Nov 01 15:20:25.752 INFO kablam! ... | Nov 01 15:20:25.752 INFO kablam! 21 | | }} Nov 01 15:20:25.752 INFO kablam! 22 | | } Nov 01 15:20:25.752 INFO kablam! | |_____^ Nov 01 15:20:25.752 INFO kablam! | Nov 01 15:20:25.752 INFO kablam! = note: #[warn(where_clauses_object_safety)] on by default Nov 01 15:20:25.752 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! Nov 01 15:20:25.753 INFO kablam! = note: for more information, see issue #51443 Nov 01 15:20:25.753 INFO kablam! = note: method `rec_ref` references the `Self` type in where clauses Nov 01 15:20:25.753 INFO kablam! Nov 01 15:20:25.753 INFO kablam! warning: the trait `tailrec::TailRec` cannot be made into an object Nov 01 15:20:25.753 INFO kablam! --> /source/src/lib.rs:36:5 Nov 01 15:20:25.753 INFO kablam! | Nov 01 15:20:25.753 INFO kablam! 36 | / fn rec_ref_mut<'a>(&'a mut self, mut iterate: F) -> Output where Nov 01 15:20:25.753 INFO kablam! 37 | | F: for<'r> FnMut(&'r mut Self) -> Result Nov 01 15:20:25.753 INFO kablam! 38 | | { Nov 01 15:20:25.753 INFO kablam! 39 | | let mut state = iterate(self); Nov 01 15:20:25.753 INFO kablam! ... | Nov 01 15:20:25.753 INFO kablam! 43 | | }} Nov 01 15:20:25.753 INFO kablam! 44 | | } Nov 01 15:20:25.753 INFO kablam! | |_____^ Nov 01 15:20:25.753 INFO kablam! | Nov 01 15:20:25.753 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! Nov 01 15:20:25.753 INFO kablam! = note: for more information, see issue #51443 Nov 01 15:20:25.753 INFO kablam! = note: method `rec_ref_mut` references the `Self` type in where clauses Nov 01 15:20:25.753 INFO kablam! Nov 01 15:20:25.793 INFO kablam! Finished dev [unoptimized + debuginfo] target(s) in 1.81s Nov 01 15:20:25.795 INFO kablam! su: No module specific data is present Nov 01 15:20:26.763 INFO running `"docker" "rm" "-f" "bf1d38e07023c6b32b8d271cb5dd3decbc8fac51873e9f8e9c25356afdf27bfb"` Nov 01 15:20:27.084 INFO blam! bf1d38e07023c6b32b8d271cb5dd3decbc8fac51873e9f8e9c25356afdf27bfb