Bug#1121356: opm-simulators FTBFS with scotch 7.0.10

[Adrian Bunk]

On Tue, Nov 25, 2025 at 10:52:32PM +0100, Drew Parsons wrote:
> On 2025-11-25 22:00, Adrian Bunk wrote:
> > [ Adding Drew to Cc. ]
> > 
> > On Tue, Nov 25, 2025 at 08:57:29PM +0100, Markus Blatt wrote:
> > > Hi,
> > > 
> > > Both DUNE and OPM have their own cmake scripts for finding
> > > metis/parmetis or
> > > the appropriate wrappers from scotch.
> > > 
> > > It seems like the libraries from scotch changed and they are now
> > > libscotchmetisv3 and libscotchmetisv5 instead of libscotchmetis.
> > > 
> > > This broke assumptions made by upstream.
> 
> 
> But it appears to be sorted out now, isn't it?
> 
> opm-simulators are now building against the rebuilt libopm-grid-dev.
> 
> Looks like this was just a transition bug caught in the gap of the scotch
> transition. Like it hadn't waited before libopm-grid-dev was rebuilt and
> ready.

It got "fixed" by unintentionally dropping scotch support in OPM.

And the opm-grid autopkgtest failure blocking testing migration of 
scotch is also caused by that:
https://tracker.debian.org/pkg/scotch

cu
Adrian