ModelSim Intel FPGA Starter edition 10.5b fails to simulate due to mem alloc fail

here is a test vector file: everything after the | is for human inspection, it isn't used by the testbench.

5 0 posit<5,0>

1 00000 00000 00000 | 0 + 0 == 0

2 00000 00001 00001 | 0 + 0.125 == 0.125

3 00000 00010 00010 | 0 + 0.25 == 0.25

4 00000 00011 00011 | 0 + 0.375 == 0.375

5 00000 00100 00100 | 0 + 0.5 == 0.5

6 00000 00101 00101 | 0 + 0.625 == 0.625

7 00000 00110 00110 | 0 + 0.75 == 0.75

8 00000 00111 00111 | 0 + 0.875 == 0.875

9 00000 01000 01000 | 0 + 1 == 1

10 00000 01001 01001 | 0 + 1.25 == 1.25

11 00000 01010 01010 | 0 + 1.5 == 1.5

12 00000 01011 01011 | 0 + 1.75 == 1.75

13 00000 01100 01100 | 0 + 2 == 2

14 00000 01101 01101 | 0 + 3 == 3

15 00000 01110 01110 | 0 + 4 == 4

16 00000 01111 01111 | 0 + 8 == 8

17 00000 10000 10000 | 0 + NaR == NaR

18 00000 10001 10001 | 0 + -8 == -8

19 00000 10010 10010 | 0 + -4 == -4

20 00000 10011 10011 | 0 + -3 == -3

21 00000 10100 10100 | 0 + -2 == -2

22 00000 10101 10101 | 0 + -1.75 == -1.75

23 00000 10110 10110 | 0 + -1.5 == -1.5

24 00000 10111 10111 | 0 + -1.25 == -1.25

25 00000 11000 11000 | 0 + -1 == -1

26 00000 11001 11001 | 0 + -0.875 == -0.875

27 00000 11010 11010 | 0 + -0.75 == -0.75

28 00000 11011 11011 | 0 + -0.625 == -0.625

29 00000 11100 11100 | 0 + -0.5 == -0.5

30 00000 11101 11101 | 0 + -0.375 == -0.375

31 00000 11110 11110 | 0 + -0.25 == -0.25

32 00000 11111 11111 | 0 + -0.125 == -0.125