False integrity errors?

[Matt Mackall]

On Tue, 2008-07-29 at 17:46 +0200, Guy Brand wrote:
> Hello,
> 
> 
> On a few repositories, various sizes and histories, I see strange
> errors when verifying them. These errors do not exist with version
> 1.0.1 of mercurial. A typical example is:
> 
>     bug ~/rbt# hg version
>     Mercurial Distributed SCM (version 1.0.1)
> 
>     Copyright (C) 2005-2008 Matt Mackall <mpm at selenic.com> and others
>     This is free software; see the source for copying conditions. There is NO
>     warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
>     bug ~/rbt# hg verify             
>     checking changesets
>     checking manifests
>     crosschecking files in changesets and manifests
>     checking files
>     23 files, 19 changesets, 46 total revisions
> 
> All ok, but with the current -devel revision:
> 
>     bug ~/rbt# hg version
>     Mercurial Distributed SCM (version cbdfd08eabc9+20080726)
> 
>     Copyright (C) 2005-2008 Matt Mackall <mpm at selenic.com> and others
>     This is free software; see the source for copying conditions. There is NO
>     warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
>     bug ~/rbt# hg verify 
>     checking changesets
>     checking manifests
>     crosschecking files in changesets and manifests
>     checking files
>      Makefile at 2: unpacked size is 863, 814 expected
>      Makefile at 3: unpacked size is 741, 692 expected
>      Makefile at 9: unpacked size is 754, 705 expected
>      Makefile at 15: unpacked size is 741, 740 expected
>      Makefile at 17: unpacked size is 724, 674 expected
>      Makefile at 18: unpacked size is 577, 528 expected
>      calendar.page at 3: unpacked size is 1839, 1763 expected
>     ...
>     23 files, 19 changesets, 46 total revisions
>     39 integrity errors encountered!
>     (first damaged changeset appears to be 0)

Can you do:

$ hg debugindex .hg/store/data/_makefile.i

And:

$ hg cat -r 2 Makefile | wc

If this is a long-lived repo, you can try a clone --pull and see if the
clone verifies cleanly.

-- 
Mathematics is the supreme nostalgia of our time.