Sep 06 02:37:26.021 INFO checking persistent_rope-0.1.2 against master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6 for pr-53854
Sep 06 02:37:26.021 INFO running: cargo +1c2e17f4e3a2070a7f703f51e29c1c388ef703b6-alt check --frozen --all --all-targets
Sep 06 02:37:26.021 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-6/pr-53854/master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-6/master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6:/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 +1c2e17f4e3a2070a7f703f51e29c1c388ef703b6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 06 02:37:26.157 INFO blam! 6f9711715d5112dcfa5c5a97977b7decffb9036a6388b0245601fd92d4b4158c
Sep 06 02:37:26.159 INFO running `"docker" "start" "-a" "6f9711715d5112dcfa5c5a97977b7decffb9036a6388b0245601fd92d4b4158c"`
Sep 06 02:37:27.286 INFO kablam! usermod: no changes
Sep 06 02:37:27.390 INFO kablam!     Checking bytecount v0.1.7
Sep 06 02:37:27.390 INFO kablam!     Checking persistent_rope v0.1.2 (file:///source)
Sep 06 02:37:27.390 INFO kablam!     Checking an-rope v0.3.1
Sep 06 02:37:27.663 INFO kablam! error[E0432]: unresolved import `alloc::arc`
Sep 06 02:37:27.663 INFO kablam!  --> src/rope.rs:1:12
Sep 06 02:37:27.663 INFO kablam!   |
Sep 06 02:37:27.663 INFO kablam! 1 | use alloc::arc::Arc;
Sep 06 02:37:27.663 INFO kablam!   |            ^^^ Could not find `arc` in `alloc`
Sep 06 02:37:27.678 INFO kablam! 
Sep 06 02:37:27.752 INFO kablam! error[E0119]: conflicting implementations of trait `core::ops::Add<char>` for type `rope::Rope`:
Sep 06 02:37:27.752 INFO kablam!    --> src/rope.rs:617:1
Sep 06 02:37:27.752 INFO kablam!     |
Sep 06 02:37:27.752 INFO kablam! 578 | / impl<T> Add<T> for Rope
Sep 06 02:37:27.752 INFO kablam! 579 | | where
Sep 06 02:37:27.753 INFO kablam! 580 | |     T: Into<Rope>,
Sep 06 02:37:27.753 INFO kablam! 581 | | {
Sep 06 02:37:27.753 INFO kablam! ...   |
Sep 06 02:37:27.753 INFO kablam! 594 | |     }
Sep 06 02:37:27.753 INFO kablam! 595 | | }
Sep 06 02:37:27.753 INFO kablam!     | |_- first implementation here
Sep 06 02:37:27.753 INFO kablam! ...
Sep 06 02:37:27.753 INFO kablam! 617 |   impl Add<char> for Rope {
Sep 06 02:37:27.753 INFO kablam!     |   ^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `rope::Rope`
Sep 06 02:37:27.753 INFO kablam! 
Sep 06 02:37:27.753 INFO kablam! error[E0119]: conflicting implementations of trait `core::ops::Add<char>` for type `&rope::Rope`:
Sep 06 02:37:27.753 INFO kablam!    --> src/rope.rs:631:1
Sep 06 02:37:27.753 INFO kablam!     |
Sep 06 02:37:27.753 INFO kablam! 597 | / impl<'a, T> Add<T> for &'a Rope
Sep 06 02:37:27.753 INFO kablam! 598 | | where
Sep 06 02:37:27.753 INFO kablam! 599 | |     T: Into<Rope>,
Sep 06 02:37:27.753 INFO kablam! 600 | | {
Sep 06 02:37:27.753 INFO kablam! ...   |
Sep 06 02:37:27.753 INFO kablam! 614 | |     }
Sep 06 02:37:27.753 INFO kablam! 615 | | }
Sep 06 02:37:27.753 INFO kablam!     | |_- first implementation here
Sep 06 02:37:27.753 INFO kablam! ...
Sep 06 02:37:27.753 INFO kablam! 631 |   impl<'a> Add<char> for &'a Rope {
Sep 06 02:37:27.753 INFO kablam!     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `&rope::Rope`
Sep 06 02:37:27.753 INFO kablam! 
Sep 06 02:37:27.805 INFO kablam! error[E0119]: conflicting implementations of trait `core::convert::From<[type error]>` for type `rope::Rope`:
Sep 06 02:37:27.805 INFO kablam!    --> src/rope.rs:535:1
Sep 06 02:37:27.805 INFO kablam!     |
Sep 06 02:37:27.805 INFO kablam! 518 | impl From<Arc<Rope>> for Rope {
Sep 06 02:37:27.805 INFO kablam!     | ----------------------------- first implementation here
Sep 06 02:37:27.805 INFO kablam! ...
Sep 06 02:37:27.805 INFO kablam! 535 | impl<'a> From<&'a Rope> for Rope {
Sep 06 02:37:27.805 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `rope::Rope`
Sep 06 02:37:27.805 INFO kablam! 
Sep 06 02:37:27.805 INFO kablam! error[E0119]: conflicting implementations of trait `core::convert::From<[type error]>` for type `rope::Rope`:
Sep 06 02:37:27.805 INFO kablam!    --> src/rope.rs:542:1
Sep 06 02:37:27.805 INFO kablam!     |
Sep 06 02:37:27.805 INFO kablam! 518 | impl From<Arc<Rope>> for Rope {
Sep 06 02:37:27.805 INFO kablam!     | ----------------------------- first implementation here
Sep 06 02:37:27.805 INFO kablam! ...
Sep 06 02:37:27.805 INFO kablam! 542 | impl<'a> From<&'a str> for Rope {
Sep 06 02:37:27.805 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `rope::Rope`
Sep 06 02:37:27.805 INFO kablam! 
Sep 06 02:37:27.805 INFO kablam! error[E0119]: conflicting implementations of trait `core::convert::From<[type error]>` for type `rope::Rope`:
Sep 06 02:37:27.805 INFO kablam!    --> src/rope.rs:548:1
Sep 06 02:37:27.805 INFO kablam!     |
Sep 06 02:37:27.805 INFO kablam! 518 | impl From<Arc<Rope>> for Rope {
Sep 06 02:37:27.805 INFO kablam!     | ----------------------------- first implementation here
Sep 06 02:37:27.805 INFO kablam! ...
Sep 06 02:37:27.805 INFO kablam! 548 | impl<'a> From<&'a String> for Rope {
Sep 06 02:37:27.805 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `rope::Rope`
Sep 06 02:37:27.805 INFO kablam! 
Sep 06 02:37:27.805 INFO kablam! error[E0119]: conflicting implementations of trait `core::convert::From<[type error]>` for type `rope::Rope`:
Sep 06 02:37:27.805 INFO kablam!    --> src/rope.rs:554:1
Sep 06 02:37:27.805 INFO kablam!     |
Sep 06 02:37:27.805 INFO kablam! 518 | impl From<Arc<Rope>> for Rope {
Sep 06 02:37:27.805 INFO kablam!     | ----------------------------- first implementation here
Sep 06 02:37:27.805 INFO kablam! ...
Sep 06 02:37:27.805 INFO kablam! 554 | impl From<String> for Rope {
Sep 06 02:37:27.805 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `rope::Rope`
Sep 06 02:37:27.805 INFO kablam! 
Sep 06 02:37:27.839 INFO kablam! error: aborting due to 7 previous errors
Sep 06 02:37:27.839 INFO kablam! 
Sep 06 02:37:27.839 INFO kablam! Some errors occurred: E0119, E0432.
Sep 06 02:37:27.839 INFO kablam! For more information about an error, try `rustc --explain E0119`.
Sep 06 02:37:27.862 INFO kablam! error: Could not compile `persistent_rope`.
Sep 06 02:37:27.862 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 06 02:37:28.538 INFO kablam! error: build failed
Sep 06 02:37:28.538 INFO kablam! su: No module specific data is present
Sep 06 02:37:29.421 INFO running `"docker" "rm" "-f" "6f9711715d5112dcfa5c5a97977b7decffb9036a6388b0245601fd92d4b4158c"`
Sep 06 02:37:29.615 INFO blam! 6f9711715d5112dcfa5c5a97977b7decffb9036a6388b0245601fd92d4b4158c