RevealProvideAll.dfy(25,45): Error BP5003: A postcondition might not hold on this return path.
RevealProvideAll.dfy(25,26): Related location: This is the postcondition that might not hold.
Execution trace:
    (0,0): anon0
RevealProvideAll.dfy(30,13): Error: assertion violation
Execution trace:
    (0,0): anon0

Dafny program verifier finished with 4 verified, 2 errors
