solidity/test/cmdlineTests/standard_model_checker_targets_all_chc/output.json

{"errors":[{"component":"general","errorCode":"3944","formattedMessage":"Warning: CHC: Underflow (resulting value less than 0) happens here.
Counterexample:
arr = []
a = 0
x = 0

Transaction trace:
test.constructor()
State: arr = []
test.f(0, 0)
 --> A:8:7:
  |
8 | \t\t\t\t\t\t--x;
  | \t\t\t\t\t\t^^^

","message":"CHC: Underflow (resulting value less than 0) happens here.
Counterexample:
arr = []
a = 0
x = 0

Transaction trace:
test.constructor()
State: arr = []
test.f(0, 0)","severity":"warning","sourceLocation":{"end":208,"file":"A","start":205},"type":"Warning"},{"component":"general","errorCode":"4984","formattedMessage":"Warning: CHC: Overflow (resulting value larger than 2**256 - 1) happens here.
Counterexample:
arr = []
a = 0
x = 1

Transaction trace:
test.constructor()
State: arr = []
test.f(0, 2)
 --> A:9:7:
  |
9 | \t\t\t\t\t\tx + type(uint).max;
  | \t\t\t\t\t\t^^^^^^^^^^^^^^^^^^

","message":"CHC: Overflow (resulting value larger than 2**256 - 1) happens here.
Counterexample:
arr = []
a = 0
x = 1

Transaction trace:
test.constructor()
State: arr = []
test.f(0, 2)","severity":"warning","sourceLocation":{"end":234,"file":"A","start":216},"type":"Warning"},{"component":"general","errorCode":"4281","formattedMessage":"Warning: CHC: Division by zero happens here.
Counterexample:
arr = []
a = 0
x = 0

Transaction trace:
test.constructor()
State: arr = []
test.f(0, 1)
  --> A:10:7:
   |
10 | \t\t\t\t\t\t2 / x;
   | \t\t\t\t\t\t^^^^^

","message":"CHC: Division by zero happens here.
Counterexample:
arr = []
a = 0
x = 0

Transaction trace:
test.constructor()
State: arr = []
test.f(0, 1)","severity":"warning","sourceLocation":{"end":247,"file":"A","start":242},"type":"Warning"},{"component":"general","errorCode":"6328","formattedMessage":"Warning: CHC: Assertion violation happens here.
Counterexample:
arr = []
a = 0
x = 0

Transaction trace:
test.constructor()
State: arr = []
test.f(0, 1)
  --> A:12:7:
   |
12 | \t\t\t\t\t\tassert(x > 0);
   | \t\t\t\t\t\t^^^^^^^^^^^^^

","message":"CHC: Assertion violation happens here.
Counterexample:
arr = []
a = 0
x = 0

Transaction trace:
test.constructor()
State: arr = []
test.f(0, 1)","severity":"warning","sourceLocation":{"end":289,"file":"A","start":276},"type":"Warning"},{"component":"general","errorCode":"2529","formattedMessage":"Warning: CHC: Empty array \"pop\" happens here.
Counterexample:
arr = []
a = 0
x = 0

Transaction trace:
test.constructor()
State: arr = []
test.f(0, 1)
  --> A:13:7:
   |
13 | \t\t\t\t\t\tarr.pop();
   | \t\t\t\t\t\t^^^^^^^^^

","message":"CHC: Empty array \"pop\" happens here.
Counterexample:
arr = []
a = 0
x = 0

Transaction trace:
test.constructor()
State: arr = []
test.f(0, 1)","severity":"warning","sourceLocation":{"end":306,"file":"A","start":297},"type":"Warning"}],"sources":{"A":{"id":0}}}