-------------------- LoopUnroll.bpl /loopUnroll:1 --------------------
LoopUnroll.bpl(56,5): Error BP5001: This assertion might not hold.
Execution trace:
    LoopUnroll.bpl(52,5): anon0#1
    LoopUnroll.bpl(53,3): anon2_LoopHead#1
    LoopUnroll.bpl(55,5): anon2_LoopBody#1

Boogie program verifier finished with 2 verified, 1 error
-------------------- LoopUnroll.bpl /loopUnroll:2 --------------------

Boogie program verifier finished with 1 verified, 0 errors
-------------------- LoopUnroll.bpl /loopUnroll:3 --------------------
LoopUnroll.bpl(74,5): Error BP5001: This assertion might not hold.
Execution trace:
    LoopUnroll.bpl(68,5): anon0#3
    LoopUnroll.bpl(69,3): anon2_LoopHead#3
    LoopUnroll.bpl(71,5): anon2_LoopBody#3
    LoopUnroll.bpl(69,3): anon2_LoopHead#2
    LoopUnroll.bpl(71,5): anon2_LoopBody#2
    LoopUnroll.bpl(69,3): anon2_LoopHead#1
    LoopUnroll.bpl(71,5): anon2_LoopBody#1

Boogie program verifier finished with 0 verified, 1 error