env NaiveOG.Timeout=-1 benchexec/../run-test.sh Library-ProofsTest 'de.uni_freiburg.informatik.ultimate.lib.proofs.owickigries.OGProofProducerTest$NaiveOG' ReachSafety.arithmetic_prog_ok.ats true -------------------------------------------------------------------------------- Thanks for using JUnit! Support its development at https://junit.org/sponsoring Test plan execution started. Number of static tests: 1 ╷ ├─ JUnit Jupiter └─ JUnit Jupiter finished after 7 ms. ├─ JUnit Vintage │ ├─ NaiveOG │ │ ├─ ReachSafety_arithmetic_prog_ok_ats │ │ │ tags: [] │ │ │ uniqueId: [engine:junit-vintage]/[runner:de.uni_freiburg.informatik.ultimate.lib.proofs.owickigries.OGProofProducerTest$NaiveOG]/[test:ReachSafety_arithmetic_prog_ok_ats(de.uni_freiburg.informatik.ultimate.lib.proofs.owickigries.OGProofProducerTest$NaiveOG)] │ │ │ parent: [engine:junit-vintage]/[runner:de.uni_freiburg.informatik.ultimate.lib.proofs.owickigries.OGProofProducerTest$NaiveOG] │ │ │ source: ClassSource [className = 'de.uni_freiburg.informatik.ultimate.lib.proofs.owickigries.OGProofProducerTest$NaiveOG', filePosition = null] [WARN]: Using environment timeout: -1ms [INFO]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/adds/z3 [INFO]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/adds/z3 SMTLIB2_COMPLIANT=true -t:1000 -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) [INFO]: [MP /storage/repos/ultimate/releaseScripts/default/adds/z3 SMTLIB2_COMPLIANT=true -t:1000 -memory:2024 -smt2 -in (1)] Waiting until timeout for monitored process [INFO]: Initialized classic predicate unifier [INFO]: Initialized classic predicate unifier [INFO]: Initialized classic predicate unifier [INFO]: Initialized classic predicate unifier [INFO]: Initialized classic predicate unifier [INFO]: Initialized classic predicate unifier [INFO]: Initialized classic predicate unifier [INFO]: Initialized classic predicate unifier [INFO]: Initialized classic predicate unifier [INFO]: Initialized classic predicate unifier [INFO]: Initialized classic predicate unifier [INFO]: Start isDeterministic. Operand 3 states and 911 transitions. [INFO]: Finished isDeterministic. Operand is deterministic. [INFO]: Starting Floyd-Hoare check of an automaton with has 3 states, 3 states have (on average 303.6666666666667) internal successors, (911), 3 states have internal predecessors, (911), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [INFO]: Floyd-Hoare annotation has 911 edges. 911 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [INFO]: Start isDeterministic. Operand 3 states and 907 transitions. [INFO]: Finished isDeterministic. Operand is deterministic. [INFO]: Starting Floyd-Hoare check of an automaton with has 3 states, 3 states have (on average 302.3333333333333) internal successors, (907), 3 states have internal predecessors, (907), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [INFO]: Floyd-Hoare annotation has 907 edges. 907 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [INFO]: Start isDeterministic. Operand 6 states and 1807 transitions. [INFO]: Finished isDeterministic. Operand is deterministic. [INFO]: Starting Floyd-Hoare check of an automaton with has 6 states, 6 states have (on average 301.1666666666667) internal successors, (1807), 6 states have internal predecessors, (1807), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [INFO]: Floyd-Hoare annotation has 1807 edges. 1807 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [INFO]: Start isDeterministic. Operand 7 states and 2101 transitions. [INFO]: Finished isDeterministic. Operand is deterministic. [INFO]: Starting Floyd-Hoare check of an automaton with has 7 states, 7 states have (on average 300.14285714285717) internal successors, (2101), 7 states have internal predecessors, (2101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [INFO]: Floyd-Hoare annotation has 2101 edges. 2101 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [INFO]: Start isDeterministic. Operand 6 states and 1799 transitions. [INFO]: Finished isDeterministic. Operand is deterministic. [INFO]: Starting Floyd-Hoare check of an automaton with has 6 states, 6 states have (on average 299.8333333333333) internal successors, (1799), 6 states have internal predecessors, (1799), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [INFO]: Floyd-Hoare annotation has 1799 edges. 1799 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [INFO]: Start isDeterministic. Operand 5 states and 1463 transitions. [INFO]: Finished isDeterministic. Operand is deterministic. [INFO]: Starting Floyd-Hoare check of an automaton with has 5 states, 5 states have (on average 292.6) internal successors, (1463), 5 states have internal predecessors, (1463), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [INFO]: Floyd-Hoare annotation has 1463 edges. 1463 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [INFO]: Start isDeterministic. Operand 12 states and 3581 transitions. [INFO]: Finished isDeterministic. Operand is deterministic. [INFO]: Starting Floyd-Hoare check of an automaton with has 12 states, 12 states have (on average 298.4166666666667) internal successors, (3581), 12 states have internal predecessors, (3581), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [INFO]: Floyd-Hoare annotation has 3581 edges. 3581 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [INFO]: Start isDeterministic. Operand 12 states and 3594 transitions. [INFO]: Finished isDeterministic. Operand is deterministic. [INFO]: Starting Floyd-Hoare check of an automaton with has 12 states, 12 states have (on average 299.5) internal successors, (3594), 12 states have internal predecessors, (3594), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [INFO]: Floyd-Hoare annotation has 3594 edges. 3594 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [INFO]: Start isDeterministic. Operand 9 states and 2630 transitions. [INFO]: Finished isDeterministic. Operand is deterministic. [INFO]: Starting Floyd-Hoare check of an automaton with has 9 states, 9 states have (on average 292.22222222222223) internal successors, (2630), 9 states have internal predecessors, (2630), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [INFO]: Floyd-Hoare annotation has 2630 edges. 2630 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [INFO]: Start isDeterministic. Operand 8 states and 2333 transitions. [INFO]: Finished isDeterministic. Operand is deterministic. [INFO]: Starting Floyd-Hoare check of an automaton with has 8 states, 8 states have (on average 291.625) internal successors, (2333), 8 states have internal predecessors, (2333), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [INFO]: Floyd-Hoare annotation has 2333 edges. 2333 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [INFO]: Start isDeterministic. Operand 20 states and 5849 transitions. [INFO]: Finished isDeterministic. Operand is deterministic. [INFO]: Starting Floyd-Hoare check of an automaton with has 20 states, 20 states have (on average 292.45) internal successors, (5849), 20 states have internal predecessors, (5849), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [INFO]: Floyd-Hoare annotation has 5849 edges. 5849 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [INFO]: Number of proof automata: 11 [INFO]: 304 / 313 letters are loopers in proof 0 [INFO]: 303 / 313 letters are loopers in proof 1 [INFO]: 297 / 313 letters are loopers in proof 2 [INFO]: 289 / 313 letters are loopers in proof 3 [INFO]: 295 / 313 letters are loopers in proof 4 [INFO]: 285 / 313 letters are loopers in proof 5 [INFO]: 295 / 313 letters are loopers in proof 6 [INFO]: 296 / 313 letters are loopers in proof 7 [INFO]: 287 / 313 letters are loopers in proof 8 [INFO]: 287 / 313 letters are loopers in proof 9 [INFO]: 290 / 313 letters are loopers in proof 10 [INFO]: Loopers in proof automata: min=285, max=304, median=295 [INFO]: Start finitePrefix. Operand will be constructed on-demand [INFO]: 83/768 cut-off events. [INFO]: For 6019/7687 co-relation queries the response was YES. [INFO]: Finished finitePrefix Result has 2724 conditions, 768 events. 83/768 cut-off events. For 6019/7687 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 2003 event pairs, 3 based on Foata normal form. 349/1110 useless extension candidates. Maximal degree in co-relation 2034. Up to 130 conditions per place. [INFO]: OwickiGriesTestSuite setup time: 8839ms [INFO]: Constructing Owicki-Gries proof for Petri program that has 314 places, 313 transitions, 640 flow. [INFO]: Floyd-Hoare annotation has 4359 edges. 4359 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [INFO]: Computed Owicki-Gries annotation with 314 ghost variables, 313 ghost updates, and overall size 692205