Usability improvement: the name of the fresh logical symbol used to represent a function call return value or malloc return value is now derived from the name of the variable to which the return value is assigned (instead of the generic "result" and "block").
Usability improvement: the name of the fresh logical symbol used to represent a function call return value or malloc return value is now derived from the name of the variable to which the return value is assigned (instead of the generic "result" and "block").

willempx/verifast,willempx/verifast,willempx/verifast,willempx/verifast,willempx/verifast