Hello, I have tried doing make alltests and found that some things work, and some don’t. I am copying the failures below. Maybe this has everything to do with petsc not being properly set up? Or at least not knowing the path? I am happy to try whatever you suggest. Francis ================================================================================ FAILURES ================================================================================= ________________________________________________________________________ test_assemble_with_tensor ________________________________________________________________________ cg1 = <firedrake.functionspace.WithGeometry object at 0x2b4ee36e8690> def test_assemble_with_tensor(cg1): v = TestFunction(cg1) L = v*dx f = Function(cg1) # Assemble a form into f f = assemble(L, f) # Assemble a different form into f f = assemble(Constant(2)*L, f) # Make sure we get the result of the last assembly

assert np.allclose(f.dat.data, 2*assemble(L).dat.data, rtol=1e-14)

E assert <function allclose at 0x2b4dd64cd848>(array([ 0.04 , 0.01333333, 0.04 , 0.08 , 0.04 ,\n ... , 0.08 , 0.04 , 0.04 , 0.04 ,\n 0.01333333]), (2 * array([ 0., 0., 0., 0., 0., 0., 0., 0., 0., 0., 0., 0., 0.,\n ..., 0., 0., 0., 0.,\n 0., 0., 0., 0., 0., 0., 0., 0., 0., 0.])), rtol=1e-14) E + where <function allclose at 0x2b4dd64cd848> = np.allclose E + and array([ 0.04 , 0.01333333, 0.04 , 0.08 , 0.04 ,\n ... , 0.08 , 0.04 , 0.04 , 0.04 ,\n 0.01333333]) = Dat(DataSet(Set((36, 36, 36, 36), 'None_nodes'), (1,), 'None_nodes_dset'), None, dtype('float64'), 'function_8641').data E + where Dat(DataSet(Set((36, 36, 36, 36), 'None_nodes'), (1,), 'None_nodes_dset'), None, dtype('float64'), 'function_8641') = Coefficient(FunctionSpace(Mesh(VectorElement('Lagrange', triangle, 1, dim=2), 8534), FiniteElement('Lagrange', triangle, 1)), 12698).dat E + and array([ 0., 0., 0., 0., 0., 0., 0., 0., 0., 0., 0., 0., 0.,\n ..., 0., 0., 0., 0.,\n 0., 0., 0., 0., 0., 0., 0., 0., 0., 0.]) = Dat(DataSet(Set((36, 36, 36, 36), 'None_nodes'), (1,), 'None_nodes_dset'), None, dtype('float64'), 'function_8641').data E + where Dat(DataSet(Set((36, 36, 36, 36), 'None_nodes'), (1,), 'None_nodes_dset'), None, dtype('float64'), 'function_8641') = Coefficient(FunctionSpace(Mesh(VectorElement('Lagrange', triangle, 1, dim=2), 8534), FiniteElement('Lagrange', triangle, 1)), 12701).dat E + where Coefficient(FunctionSpace(Mesh(VectorElement('Lagrange', triangle, 1, dim=2), 8534), FiniteElement('Lagrange', triangle, 1)), 12701) = assemble(Form([Integral(Argument(FunctionSpace(Mesh(VectorElement('Lagrange', triangle,...VectorElement('Lagrange', triangle, 1, dim=2), 8534), 'everywhere', {}, None)])) tests/regression/test_assemble.py:83: AssertionError _________________________________________________________________ test_assemble_rhs_with_without_constant _________________________________________________________________ V = <firedrake.functionspace.WithGeometry object at 0x2b4f28b15550> def test_assemble_rhs_with_without_constant(V): cache = assembly_cache.AssemblyCache() cache.clear() v = TestFunction(V) f = Function(V) f = assemble(v*dx, f) f = assemble(Constant(2)*v*dx, f) assert cache.num_objects == 2

assert np.allclose(f.dat.data_ro, 2 * assemble(v*dx).dat.data_ro)

E assert <function allclose at 0x2b4dd64cd848>(array([ 0.04 , 0.01333333, 0.04 , 0.08 , 0.04 ,\n ... , 0.08 , 0.04 , 0.04 , 0.04 ,\n 0.01333333]), (2 * array([ 0., 0., 0., 0., 0., 0., 0., 0., 0., 0., 0., 0., 0.,\n ..., 0., 0., 0., 0.,\n 0., 0., 0., 0., 0., 0., 0., 0., 0., 0.]))) E + where <function allclose at 0x2b4dd64cd848> = np.allclose E + and array([ 0.04 , 0.01333333, 0.04 , 0.08 , 0.04 ,\n ... , 0.08 , 0.04 , 0.04 , 0.04 ,\n 0.01333333]) = Dat(DataSet(Set((36, 36, 36, 36), 'None_nodes'), (1,), 'None_nodes_dset'), None, dtype('float64'), 'function_8653').data_ro E + where Dat(DataSet(Set((36, 36, 36, 36), 'None_nodes'), (1,), 'None_nodes_dset'), None, dtype('float64'), 'function_8653') = Coefficient(FunctionSpace(Mesh(VectorElement('Lagrange', triangle, 1, dim=2), 8651), FiniteElement('Lagrange', triangle, 1)), 12714).dat E + and array([ 0., 0., 0., 0., 0., 0., 0., 0., 0., 0., 0., 0., 0.,\n ..., 0., 0., 0., 0.,\n 0., 0., 0., 0., 0., 0., 0., 0., 0., 0.]) = Dat(DataSet(Set((36, 36, 36, 36), 'None_nodes'), (1,), 'None_nodes_dset'), None, dtype('float64'), 'function_8653').data_ro E + where Dat(DataSet(Set((36, 36, 36, 36), 'None_nodes'), (1,), 'None_nodes_dset'), None, dtype('float64'), 'function_8653') = Coefficient(FunctionSpace(Mesh(VectorElement('Lagrange', triangle, 1, dim=2), 8651), FiniteElement('Lagrange', triangle, 1)), 12717).dat E + where Coefficient(FunctionSpace(Mesh(VectorElement('Lagrange', triangle, 1, dim=2), 8651), FiniteElement('Lagrange', triangle, 1)), 12717) = assemble((Argument(FunctionSpace(Mesh(VectorElement('Lagrange', triangle, 1, dim=2), 8651), FiniteElement('Lagrange', triangle, 1)), 0, None) * dx)) tests/regression/test_assembly_cache.py:100: AssertionError ________________________________________________________________________ test_solve_then_assemble _________________________________________________________________________ V = <firedrake.functionspace.WithGeometry object at 0x2b4f28b15550> def test_solve_then_assemble(V): cache = assembly_cache.AssemblyCache() cache.clear() u = TrialFunction(V) v = TestFunction(V) a = u*v*dx L = v*dx f = Function(V) A = assemble(a) b = assemble(L) solve(A, f, b) assert np.allclose(f.dat.data, 1)

assert np.allclose(assemble(L).dat.data, b.dat.data)

E assert <function allclose at 0x2b4dd64cd848>(array([ 0., 0., 0., 0., 0., 0., 0., 0., 0., 0., 0., 0., 0.,\n ..., 0., 0., 0., 0.,\n 0., 0., 0., 0., 0., 0., 0., 0., 0., 0.]), array([ 0.02 , 0.00666667, 0.02 , 0.04 , 0.02 ,\n ... , 0.04 , 0.02 , 0.02 , 0.02 ,\n 0.00666667])) E + where <function allclose at 0x2b4dd64cd848> = np.allclose E + and array([ 0., 0., 0., 0., 0., 0., 0., 0., 0., 0., 0., 0., 0.,\n ..., 0., 0., 0., 0.,\n 0., 0., 0., 0., 0., 0., 0., 0., 0., 0.]) = Dat(DataSet(Set((36, 36, 36, 36), 'None_nodes'), (1,), 'None_nodes_dset'), None, dtype('float64'), 'function_8683').data E + where Dat(DataSet(Set((36, 36, 36, 36), 'None_nodes'), (1,), 'None_nodes_dset'), None, dtype('float64'), 'function_8683') = Coefficient(FunctionSpace(Mesh(VectorElement('Lagrange', triangle, 1, dim=2), 8651), FiniteElement('Lagrange', triangle, 1)), 12776).dat E + where Coefficient(FunctionSpace(Mesh(VectorElement('Lagrange', triangle, 1, dim=2), 8651), FiniteElement('Lagrange', triangle, 1)), 12776) = assemble(Form([Integral(Argument(FunctionSpace(Mesh(VectorElement('Lagrange', triangle,...VectorElement('Lagrange', triangle, 1, dim=2), 8651), 'everywhere', {}, None)])) E + and array([ 0.02 , 0.00666667, 0.02 , 0.04 , 0.02 ,\n ... , 0.04 , 0.02 , 0.02 , 0.02 ,\n 0.00666667]) = Dat(DataSet(Set((36, 36, 36, 36), 'None_nodes'), (1,), 'None_nodes_dset'), None, dtype('float64'), 'function_8683').data E + where Dat(DataSet(Set((36, 36, 36, 36), 'None_nodes'), (1,), 'None_nodes_dset'), None, dtype('float64'), 'function_8683') = Coefficient(FunctionSpace(Mesh(VectorElement('Lagrange', triangle, 1, dim=2), 8651), FiniteElement('Lagrange', triangle, 1)), 12774).dat tests/regression/test_assembly_cache.py:185: AssertionError ==================================================== 3 failed, 3480 passed, 89 skipped, 15 xfailed in 1170.17 seconds ===================================================== make: *** [test] Error 1 (firedrake)fpoulin@vortex:~/software/firedrake/src/firedrake$ Write failed: Broken pipe