Re: bug report: spurious "cannot delete branch '%s' used by worktree"

[Tamir Duberstein <tamird@fuseenergy.com>]

On Tue, Apr 2, 2024 at 12:29 PM <phillip.wood123@gmail.com> wrote:
>
> Hi Tamir
>
> On 02/04/2024 11:26, Tamir Duberstein wrote:
> > On Tue, Apr 2, 2024 at 11:10 AM Phillip Wood <phillip.wood123@gmail.com> wrote:
> >> On 31/03/2024 07:49, Eric Sunshine wrote:
> >> Thanks Eric. I'd have thought that "git worktree list" would say
> >> something about the branch being rebased if there was enough state lying
> >> around to prevent the branch being deleted, but lets see. What does
> >>
> >>       ls $(git rev-parse --git-path rebase-merge) $(git rev-parse
> >> --git-path rebase-apply)
> >>
> >> show when you run it in <my source dir>? Also is <my source dir> the
> >> only worktree?
> >
> > % ls $(git rev-parse --git-path rebase-merge) $(git rev-parse
> > --git-path rebase-apply)
> > ls: .git/rebase-apply: No such file or directory
> > ls: .git/rebase-merge: No such file or directory
>
> Thanks for trying that - at least we know it isn't a problem with
> rebase. Lets check if there is a stale bisect (sorry I forgot about that
> earlier). What do
>
>      cat .git/BISECT_START
>      ls .git | grep -i bisect
>
> show?

This was the culprit! There was indeed a ` .git/BISECT_START`
containing "cleanup". After deleting this file I am able to remove the
branch.

> > Yes, it's the only worktree.
> In that case can you check that
>
>      ls .git/worktrees
>
> fails because the directory is missing or shows an empty directory please.

% cat .git/worktrees

cat: .git/worktrees: No such file or directory

> Thanks
>
> Phillip

I guess the only action item would be to improve the error message.