| error: Undefined Behavior: write access through <TAG> at ALLOC[0x4] is forbidden |
| --> $DIR/buggy_split_at_mut.rs:LL:CC |
| | |
| LL | b[1] = 6; |
| | ^^^^^^^^ write access through <TAG> at ALLOC[0x4] is forbidden |
| | |
| = help: this indicates a potential bug in the program: it performed an invalid operation, but the Tree Borrows rules it violated are still experimental |
| = help: the accessed tag <TAG> is a child of the conflicting tag <TAG> |
| = help: the conflicting tag <TAG> has state Disabled which forbids this child write access |
| help: the accessed tag <TAG> was created here |
| --> $DIR/buggy_split_at_mut.rs:LL:CC |
| | |
| LL | let (a, b) = safe::split_at_mut(&mut array, 0); |
| | ^ |
| help: the conflicting tag <TAG> was created here, in the initial state Reserved |
| --> $DIR/buggy_split_at_mut.rs:LL:CC |
| | |
| LL | from_raw_parts_mut(ptr.offset(mid as isize), len - mid), |
| | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ |
| help: the conflicting tag <TAG> later transitioned to Disabled due to a foreign write access at offsets [0x4..0x8] |
| --> $DIR/buggy_split_at_mut.rs:LL:CC |
| | |
| LL | a[1] = 5; |
| | ^^^^^^^^ |
| = help: this transition corresponds to a loss of read and write permissions |
| = note: BACKTRACE (of the first span): |
| = note: inside `main` at $DIR/buggy_split_at_mut.rs:LL:CC |
| |
| note: some details are omitted, run with `MIRIFLAGS=-Zmiri-backtrace=full` for a verbose backtrace |
| |
| error: aborting due to 1 previous error |
| |
