bicgstab function does not exist in Octave 3.0
bicgstab function exists in both MATLAB and Octave 3.2, but not in Octave 3.0.
This break option stack_solve_algo=3 under Octave 3.0.
The fix is probably to backport the function from Octave 3.2 to Octave 3.0, and add in the matlab/missing/ subdir.