ReadsReadsOnMethods.dfy(37,11): Error: function precondition could not be proved
ReadsReadsOnMethods.dfy(37,11): Error: insufficient reads clause to invoke function
ReadsReadsOnMethods.dfy(43,9): Error: function precondition could not be proved
ReadsReadsOnMethods.dfy(43,9): Error: insufficient reads clause to invoke function
ReadsReadsOnMethods.dfy(55,16): Error: function precondition could not be proved
ReadsReadsOnMethods.dfy(55,16): Error: insufficient reads clause to invoke function
ReadsReadsOnMethods.dfy(67,11): Error: insufficient reads clause to invoke function

Dafny program verifier finished with 20 verified, 7 errors
