Sep 01 11:36:41.755 INFO checking persistent_rope-0.1.2 against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53831
Sep 01 11:36:41.755 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Sep 01 11:36:41.755 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53831/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-2/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/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 +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 11:36:41.963 INFO blam! 59061d1ff3f5a1eedf0b8804d8ba4bf8dd44499307fceb1754dbac566a8acee7
Sep 01 11:36:41.965 INFO running `"docker" "start" "-a" "59061d1ff3f5a1eedf0b8804d8ba4bf8dd44499307fceb1754dbac566a8acee7"`
Sep 01 11:36:42.512 INFO kablam!     Checking bytecount v0.1.7
Sep 01 11:36:42.512 INFO kablam!     Checking macro-attr v0.2.0
Sep 01 11:36:42.512 INFO kablam!     Checking persistent_rope v0.1.2 (file:///source)
Sep 01 11:36:42.607 INFO kablam! error[E0432]: unresolved import `alloc::arc`
Sep 01 11:36:42.607 INFO kablam!  --> src/rope.rs:1:12
Sep 01 11:36:42.607 INFO kablam!   |
Sep 01 11:36:42.607 INFO kablam! 1 | use alloc::arc::Arc;
Sep 01 11:36:42.607 INFO kablam!   |            ^^^ Could not find `arc` in `alloc`
Sep 01 11:36:42.607 INFO kablam! 
Sep 01 11:36:42.666 INFO kablam! error[E0119]: conflicting implementations of trait `core::ops::Add<char>` for type `rope::Rope`:
Sep 01 11:36:42.666 INFO kablam!    --> src/rope.rs:617:1
Sep 01 11:36:42.666 INFO kablam!     |
Sep 01 11:36:42.666 INFO kablam! 578 | / impl<T> Add<T> for Rope
Sep 01 11:36:42.666 INFO kablam! 579 | | where
Sep 01 11:36:42.666 INFO kablam! 580 | |     T: Into<Rope>,
Sep 01 11:36:42.666 INFO kablam! 581 | | {
Sep 01 11:36:42.666 INFO kablam! ...   |
Sep 01 11:36:42.666 INFO kablam! 594 | |     }
Sep 01 11:36:42.666 INFO kablam! 595 | | }
Sep 01 11:36:42.666 INFO kablam!     | |_- first implementation here
Sep 01 11:36:42.666 INFO kablam! ...
Sep 01 11:36:42.666 INFO kablam! 617 |   impl Add<char> for Rope {
Sep 01 11:36:42.667 INFO kablam!     |   ^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `rope::Rope`
Sep 01 11:36:42.667 INFO kablam! 
Sep 01 11:36:42.667 INFO kablam! error[E0119]: conflicting implementations of trait `core::ops::Add<char>` for type `&rope::Rope`:
Sep 01 11:36:42.667 INFO kablam!    --> src/rope.rs:631:1
Sep 01 11:36:42.668 INFO kablam!     |
Sep 01 11:36:42.668 INFO kablam! 597 | / impl<'a, T> Add<T> for &'a Rope
Sep 01 11:36:42.668 INFO kablam! 598 | | where
Sep 01 11:36:42.668 INFO kablam! 599 | |     T: Into<Rope>,
Sep 01 11:36:42.668 INFO kablam! 600 | | {
Sep 01 11:36:42.668 INFO kablam! ...   |
Sep 01 11:36:42.668 INFO kablam! 614 | |     }
Sep 01 11:36:42.668 INFO kablam! 615 | | }
Sep 01 11:36:42.668 INFO kablam!     | |_- first implementation here
Sep 01 11:36:42.668 INFO kablam! ...
Sep 01 11:36:42.668 INFO kablam! 631 |   impl<'a> Add<char> for &'a Rope {
Sep 01 11:36:42.668 INFO kablam!     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `&rope::Rope`
Sep 01 11:36:42.668 INFO kablam! 
Sep 01 11:36:42.715 INFO kablam! error[E0119]: conflicting implementations of trait `core::convert::From<[type error]>` for type `rope::Rope`:
Sep 01 11:36:42.715 INFO kablam!    --> src/rope.rs:535:1
Sep 01 11:36:42.715 INFO kablam!     |
Sep 01 11:36:42.715 INFO kablam! 518 | impl From<Arc<Rope>> for Rope {
Sep 01 11:36:42.715 INFO kablam!     | ----------------------------- first implementation here
Sep 01 11:36:42.715 INFO kablam! ...
Sep 01 11:36:42.715 INFO kablam! 535 | impl<'a> From<&'a Rope> for Rope {
Sep 01 11:36:42.715 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `rope::Rope`
Sep 01 11:36:42.715 INFO kablam! 
Sep 01 11:36:42.716 INFO kablam! error[E0119]: conflicting implementations of trait `core::convert::From<[type error]>` for type `rope::Rope`:
Sep 01 11:36:42.716 INFO kablam!    --> src/rope.rs:542:1
Sep 01 11:36:42.716 INFO kablam!     |
Sep 01 11:36:42.716 INFO kablam! 518 | impl From<Arc<Rope>> for Rope {
Sep 01 11:36:42.716 INFO kablam!     | ----------------------------- first implementation here
Sep 01 11:36:42.716 INFO kablam! ...
Sep 01 11:36:42.716 INFO kablam! 542 | impl<'a> From<&'a str> for Rope {
Sep 01 11:36:42.716 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `rope::Rope`
Sep 01 11:36:42.716 INFO kablam! 
Sep 01 11:36:42.716 INFO kablam! error[E0119]: conflicting implementations of trait `core::convert::From<[type error]>` for type `rope::Rope`:
Sep 01 11:36:42.716 INFO kablam!    --> src/rope.rs:548:1
Sep 01 11:36:42.716 INFO kablam!     |
Sep 01 11:36:42.716 INFO kablam! 518 | impl From<Arc<Rope>> for Rope {
Sep 01 11:36:42.716 INFO kablam!     | ----------------------------- first implementation here
Sep 01 11:36:42.716 INFO kablam! ...
Sep 01 11:36:42.716 INFO kablam! 548 | impl<'a> From<&'a String> for Rope {
Sep 01 11:36:42.716 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `rope::Rope`
Sep 01 11:36:42.716 INFO kablam! 
Sep 01 11:36:42.716 INFO kablam! error[E0119]: conflicting implementations of trait `core::convert::From<[type error]>` for type `rope::Rope`:
Sep 01 11:36:42.717 INFO kablam!    --> src/rope.rs:554:1
Sep 01 11:36:42.717 INFO kablam!     |
Sep 01 11:36:42.717 INFO kablam! 518 | impl From<Arc<Rope>> for Rope {
Sep 01 11:36:42.717 INFO kablam!     | ----------------------------- first implementation here
Sep 01 11:36:42.717 INFO kablam! ...
Sep 01 11:36:42.717 INFO kablam! 554 | impl From<String> for Rope {
Sep 01 11:36:42.717 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `rope::Rope`
Sep 01 11:36:42.717 INFO kablam! 
Sep 01 11:36:42.746 INFO kablam! error: aborting due to 7 previous errors
Sep 01 11:36:42.746 INFO kablam! 
Sep 01 11:36:42.746 INFO kablam! Some errors occurred: E0119, E0432.
Sep 01 11:36:42.747 INFO kablam! For more information about an error, try `rustc --explain E0119`.
Sep 01 11:36:42.753 INFO kablam! error: Could not compile `persistent_rope`.
Sep 01 11:36:42.753 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 01 11:36:43.218 INFO kablam! error: build failed
Sep 01 11:36:43.219 INFO kablam! su: No module specific data is present
Sep 01 11:36:43.674 INFO running `"docker" "rm" "-f" "59061d1ff3f5a1eedf0b8804d8ba4bf8dd44499307fceb1754dbac566a8acee7"`
Sep 01 11:36:43.790 INFO blam! 59061d1ff3f5a1eedf0b8804d8ba4bf8dd44499307fceb1754dbac566a8acee7