[darcs-users] Help sought fixing regression since 2.4.4: unpull hangs forever

Mark Stosberg mark at summersault.com
Mon Oct 31 12:29:35 UTC 2011


On 10/28/2011 12:31 AM, Aditya wrote:
>  I will like to help! Although I must say, I have never actually used
> trackdown before.

Thanks for offering to help with, Aditya!

Did you have any luck with it over the weekend?

    Mark

> Kowey has asked me to look where issue2066(darcs record fails when
> deleted file and added file are specified on the command line)
> got resolved. So I am already interested to see how trackdown works.
> 
> On Thu, Oct 27, 2011 at 11:30 PM, Mark Stosberg <mark at summersault.com
> <mailto:mark at summersault.com>> wrote:
> 
>     Hello,
> 
>     There appears to be a regression since 2.4.4 which is experienced
>     like this:
> 
>     The right kind of "bad patch" is introduced into the tree, and after
>     that, trying to unpull *any* patch from the repo will fail. Very bad.
> 
>     There is a test repo available that illustrates the issue, and with it
>     we've confirmed that 2.4.4 does not have the bug, but 2.5, 2.5.1 and
>     2.5.2, and "2.7.3 (+ 300 patches)" *do* have the bug.
> 
>     I was thinking that perhaps with the test case available, this might be
>     enough information for a developer to set up a test case to use with
>     "darcs trackdown" which could find the problematic patch in
>     automated way?
> 
>     From --debug--verbose, we can see that the hang is happening after this
>     printed to the screen:
> 
>     I'm doing copyFileUsingCache on
>     patches/0000003769-e379a42f9ae1ab3f5c3e689a8fb154922276e99093ae5547e4f358775190df49
> 
>     Perhaps that rings some bells?
> 
>     Thanks for your help with this.
> 
>     I hope I can soon work towards installing a new darcs that fixes this,
>     rather than working on installing darcs 2.4.4 again.
> 
>        Mark



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