Stock puzzle unsolvable

[nichwall]

The puzzle that this code was originally written to solve.... The solution is not found with this code. So there's either a bug in the code, or the conditions given for the puzzle are incorrect. Additional research needs to be done to find out one way or the other.

[nichwall]

Oh good. I miscounted the pieces, so testing with the new numbers

[nichwall]

The new pieces seem to have fixed this issue, but my computer runs out of memory before it can finish solving the puzzle.