dolfin team mailing list archive

[Kristian Oelgaard <k.b.oelgaard@xxxxxxxxxx>]

Quoting Harish Narayanan <harish@xxxxxxxxxxx>:

> Anders Logg wrote:
> > Good, was it ffc-clean that helped?
> > 
> 
> Yes. I retried the demos and they all run---other than the ones marked 
> broken and [1].

Good to know, I'll try it later.
 
> I didn't know about ffc-clean, and forced an rm -rf ~/.ffc as I was 
> running into problems such as the following when running through the 
> python demos in gdb,
> 
> Assembling over 29132 cells.
>    | Assembling over cells                                           |
>    |-----------------------------------------------------------------| 0.0%
> 
> Program received signal EXC_BAD_ACCESS, Could not access memory.
> Reason: KERN_PROTECTION_FAILURE at address: 0x00000000
> 0x08c0c616 in 
>
form_62d25dd889dc963e4f7ee7affa6d0549LinearForm_finite_element_1::interpolate_vertex_values
> 
> ()
> 
> and
> 
> Program received signal EXC_BAD_ACCESS, Could not access memory.
> Reason: KERN_PROTECTION_FAILURE at address: 0x00000000
> 0x05c74356 in 
>
form_66a9c48fc99d3995e9e7748d5229a35fLinearForm_finite_element_2::interpolate_vertex_values
> 
> ()
> 
> which were showing up and disappearing randomly based on the order in 
> which I was running through the demos. Plotting works also.
> 
> Harish
> 
> [1] The DG Poisson python demo gives me the following error:
> 
> Traceback (most recent call last):
>    File "demo.py", line 64, in <module>
>      u = pde.solve()
>    File 
>
"/Users/hnarayan/Work/FEniCS/build/lib/python2.5/site-packages/dolfin/assemble.py",
> 
> line 182, in solve
>      (A, self.dof_maps) = assemble(self.a, self.mesh, return_dofmaps=True)
>    File 
>
"/Users/hnarayan/Work/FEniCS/build/lib/python2.5/site-packages/dolfin/assemble.py",
> 
> line 43, in assemble
>      (compiled_form, module, form_data) = jit(form)
>    File "/sw/lib/python2.5/site-packages/ffc/jit/jit.py", line 44, in jit
>      form_data = analyze.analyze(form)
>    File 
> "/sw/lib/python2.5/site-packages/ffc/compiler/analysis/analyze.py", line 
> 27, in analyze
>      check_form(form)
>    File 
> "/sw/lib/python2.5/site-packages/ffc/compiler/analysis/checks.py", line 
> 26, in check_form
>      check_restrictions(form)
>    File 
> "/sw/lib/python2.5/site-packages/ffc/compiler/analysis/checks.py", line 
> 53, in check_restrictions
>      raise FormError, (p, "Integrand may not be restricted in an 
> exterior facet integral.")
> ffc.common.exceptions.FormError

This should happen, I'll fix it on Monday. (If nobody beats me to it)

Kristian
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