Dear Maxi,
This is a bug with the current implementation: it looks like one of the
recent commits broke something.
Thanks for reporting this!
Thanks,
David Wells
On Thursday, October 11, 2018 at 9:46:42 AM UTC-4, Maxi Miller wrote:
>
> When trying to run example 16 on a new installation of deal.II, I get the
> error
> Cycle 0
> Number of active cells: 80
> Number of degrees of freedom: 89 (by level: 8, 25, 89)
>
> --------------------------------------------------------
> An error occurred in line <1191> of file </opt/dealii/include/deal.II/grid
> /tria_iterator.h> in function
> dealii::TriaActiveIterator<Accessor>::TriaActiveIterator(const dealii
> ::TriaRawIterator<OtherAccessor>&) [with OtherAccessor = dealii::
> DoFCellAccessor<dealii::DoFHandler<2, 2>, true>; Accessor = dealii::
> DoFCellAccessor<dealii::DoFHandler<2, 2>, false>]
> The violated condition was:
> this->accessor.has_children() == false
> Additional information:
> (none)
>
> Stacktrace:
> -----------
> #0 ./step-16:
> dealii::TriaActiveIterator<dealii::DoFCellAccessor<dealii::DoFHandler<2,
> 2>, false>
> >::TriaActiveIterator<dealii::DoFCellAccessor<dealii::DoFHandler<2, 2>,
> true>
> >(dealii::TriaRawIterator<dealii::DoFCellAccessor<dealii::DoFHandler<2, 2>,
> true> > const&)
> #1 ./step-16: std::_Function_handler<void
> (dealii::TriaIterator<dealii::DoFCellAccessor<dealii::DoFHandler<2, 2>,
> true> > const&, Step16::ScratchData<2>&, Step16::CopyData&),
> Step16::LaplaceProblem<2>::assemble_multigrid()::{lambda(dealii::TriaActiveIterator<dealii::DoFCellAccessor<dealii::DoFHandler<2,
>
> 2>, false> > const&, Step16::ScratchData<2>&,
> Step16::CopyData&)#1}>::_M_invoke(std::_Any_data const&,
> dealii::TriaIterator<dealii::DoFCellAccessor<dealii::DoFHandler<2, 2>,
> true> > const&, Step16::ScratchData<2>&, Step16::CopyData&)
> #2 ./step-16: std::function<void
> (dealii::TriaIterator<dealii::DoFCellAccessor<dealii::DoFHandler<2, 2>,
> true> > const&, Step16::ScratchData<2>&,
> Step16::CopyData&)>::operator()(dealii::TriaIterator<dealii::DoFCellAccessor<dealii::DoFHandler<2,
>
> 2>, true> > const&, Step16::ScratchData<2>&, Step16::CopyData&) const
> #3 ./step-16:
> dealii::MeshWorker::mesh_loop<dealii::TriaIterator<dealii::DoFCellAccessor<dealii::DoFHandler<2,
>
> 2>, true> >, Step16::ScratchData<2>,
> Step16::CopyData>(dealii::TriaIterator<dealii::DoFCellAccessor<dealii::DoFHandler<2,
>
> 2>, true> > const&,
> dealii::identity<dealii::TriaIterator<dealii::DoFCellAccessor<dealii::DoFHandler<2,
>
> 2>, true> > >::type const&, dealii::identity<std::function<void
> (dealii::TriaIterator<dealii::DoFCellAccessor<dealii::DoFHandler<2, 2>,
> true> > const&, Step16::ScratchData<2>&, Step16::CopyData&)> >::type
> const&, dealii::identity<std::function<void (Step16::CopyData const&)>
> >::type const&, Step16::ScratchData<2> const&, Step16::CopyData const&,
> dealii::MeshWorker::AssembleFlags, dealii::identity<std::function<void
> (dealii::TriaIterator<dealii::DoFCellAccessor<dealii::DoFHandler<2, 2>,
> true> > const&, unsigned int, Step16::ScratchData<2>&, Step16::CopyData&)>
> >::type const&, dealii::identity<std::function<void
> (dealii::TriaIterator<dealii::DoFCellAccessor<dealii::DoFHandler<2, 2>,
> true> > const&, unsigned int, unsigned int,
> dealii::TriaIterator<dealii::DoFCellAccessor<dealii::DoFHandler<2, 2>,
> true> > const&, unsigned int, unsigned int, Step16::ScratchData<2>&,
> Step16::CopyData&)> >::type const&, unsigned int, unsigned
> int)::{lambda(dealii::TriaIterator<dealii::DoFCellAccessor<dealii::DoFHandler<2,
>
> 2>, true> > const&, Step16::ScratchData<2>&,
> Step16::CopyData&)#1}::operator()(dealii::TriaIterator<dealii::DoFCellAccessor<dealii::DoFHandler<2,
>
> 2>, true> > const&, Step16::ScratchData<2>&, Step16::CopyData&) const
> #4 ./step-16: void
> dealii::WorkStream::run<dealii::MeshWorker::mesh_loop<dealii::TriaIterator<dealii::DoFCellAccessor<dealii::DoFHandler<2,
>
> 2>, true> >, Step16::ScratchData<2>,
> Step16::CopyData>(dealii::TriaIterator<dealii::DoFCellAccessor<dealii::DoFHandler<2,
>
> 2>, true> > const&,
> dealii::identity<dealii::TriaIterator<dealii::DoFCellAccessor<dealii::DoFHandler<2,
>
> 2>, true> > >::type const&, dealii::identity<std::function<void
> (dealii::TriaIterator<dealii::DoFCellAccessor<dealii::DoFHandler<2, 2>,
> true> > const&, Step16::ScratchData<2>&, Step16::CopyData&)> >::type
> const&, dealii::identity<std::function<void (Step16::CopyData const&)>
> >::type const&, Step16::ScratchData<2> const&, Step16::CopyData const&,
> dealii::MeshWorker::AssembleFlags, dealii::identity<std::function<void
> (dealii::TriaIterator<dealii::DoFCellAccessor<dealii::DoFHandler<2, 2>,
> true> > const&, unsigned int, Step16::ScratchData<2>&, Step16::CopyData&)>
> >::type const&, dealii::identity<std::function<void
> (dealii::TriaIterator<dealii::DoFCellAccessor<dealii::DoFHandler<2, 2>,
> true> > const&, unsigned int, unsigned int,
> dealii::TriaIterator<dealii::DoFCellAccessor<dealii::DoFHandler<2, 2>,
> true> > const&, unsigned int, unsigned int, Step16::ScratchData<2>&,
> Step16::CopyData&)> >::type const&, unsigned int, unsigned
> int)::{lambda(dealii::TriaIterator<dealii::DoFCellAccessor<dealii::DoFHandler<2,
>
> 2>, true> > const&, Step16::ScratchData<2>&, Step16::CopyData&)#1},
> std::function<void (Step16::CopyData const&)>,
> dealii::TriaIterator<dealii::DoFCellAccessor<dealii::DoFHandler<2, 2>,
> true> >, Step16::ScratchData<2>,
> Step16::CopyData>(dealii::TriaIterator<dealii::DoFCellAccessor<dealii::DoFHandler<2,
>
> 2>, true> > const&,
> dealii::identity<dealii::TriaIterator<dealii::DoFCellAccessor<dealii::DoFHandler<2,
>
> 2>, true> > >::type const&,
> dealii::MeshWorker::mesh_loop<dealii::TriaIterator<dealii::DoFCellAccessor<dealii::DoFHandler<2,
>
> 2>, true> >, Step16::ScratchData<2>,
> Step16::CopyData>(dealii::TriaIterator<dealii::DoFCellAccessor<dealii::DoFHandler<2,
>
> 2>, true> > const&,
> dealii::identity<dealii::TriaIterator<dealii::DoFCellAccessor<dealii::DoFHandler<2,
>
> 2>, true> > >::type const&, dealii::identity<std::function<void
> (dealii::TriaIterator<dealii::DoFCellAccessor<dealii::DoFHandler<2, 2>,
> true> > const&, Step16::ScratchData<2>&, Step16::CopyData&)> >::type
> const&, dealii::identity<std::function<void (Step16::CopyData const&)>
> >::type const&, Step16::ScratchData<2> const&, Step16::CopyData const&,
> dealii::MeshWorker::AssembleFlags, dealii::identity<std::function<void
> (dealii::TriaIterator<dealii::DoFCellAccessor<dealii::DoFHandler<2, 2>,
> true> > const&, unsigned int, Step16::ScratchData<2>&, Step16::CopyData&)>
> >::type const&, dealii::identity<std::function<void
> (dealii::TriaIterator<dealii::DoFCellAccessor<dealii::DoFHandler<2, 2>,
> true> > const&, unsigned int, unsigned int,
> dealii::TriaIterator<dealii::DoFCellAccessor<dealii::DoFHandler<2, 2>,
> true> > const&, unsigned int, unsigned int, Step16::ScratchData<2>&,
> Step16::CopyData&)> >::type const&, unsigned int, unsigned
> int)::{lambda(dealii::TriaIterator<dealii::DoFCellAccessor<dealii::DoFHandler<2,
>
> 2>, true> > const&, Step16::ScratchData<2>&, Step16::CopyData&)#1},
> std::function<void (Step16::CopyData const&)>, Step16::ScratchData<2>
> const&, Step16::CopyData const&, unsigned int, unsigned int)
> #5 ./step-16: void
> dealii::MeshWorker::mesh_loop<dealii::TriaIterator<dealii::DoFCellAccessor<dealii::DoFHandler<2,
>
> 2>, true> >, Step16::ScratchData<2>,
> Step16::CopyData>(dealii::TriaIterator<dealii::DoFCellAccessor<dealii::DoFHandler<2,
>
> 2>, true> > const&,
> dealii::identity<dealii::TriaIterator<dealii::DoFCellAccessor<dealii::DoFHandler<2,
>
> 2>, true> > >::type const&, dealii::identity<std::function<void
> (dealii::TriaIterator<dealii::DoFCellAccessor<dealii::DoFHandler<2, 2>,
> true> > const&, Step16::ScratchData<2>&, Step16::CopyData&)> >::type
> const&, dealii::identity<std::function<void (Step16::CopyData const&)>
> >::type const&, Step16::ScratchData<2> const&, Step16::CopyData const&,
> dealii::MeshWorker::AssembleFlags, dealii::identity<std::function<void
> (dealii::TriaIterator<dealii::DoFCellAccessor<dealii::DoFHandler<2, 2>,
> true> > const&, unsigned int, Step16::ScratchData<2>&, Step16::CopyData&)>
> >::type const&, dealii::identity<std::function<void
> (dealii::TriaIterator<dealii::DoFCellAccessor<dealii::DoFHandler<2, 2>,
> true> > const&, unsigned int, unsigned int,
> dealii::TriaIterator<dealii::DoFCellAccessor<dealii::DoFHandler<2, 2>,
> true> > const&, unsigned int, unsigned int, Step16::ScratchData<2>&,
> Step16::CopyData&)> >::type const&, unsigned int, unsigned int)
> #6 ./step-16: Step16::LaplaceProblem<2>::assemble_multigrid()
> #7 ./step-16: Step16::LaplaceProblem<2>::run()
> #8 ./step-16: main
> --------------------------------------------------------
>
>
> Is there something wrong with my installation, or is there a bug in
> deal.II? Step-16b works without problems
>
--
The deal.II project is located at http://www.dealii.org/
For mailing list/forum options, see
https://groups.google.com/d/forum/dealii?hl=en
---
You received this message because you are subscribed to the Google Groups
"deal.II User Group" group.
To unsubscribe from this group and stop receiving emails from it, send an email
to [email protected].
For more options, visit https://groups.google.com/d/optout.
