java -Xmx4000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCHC.xml --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -s ../../../trunk/examples/settings/chccomp2018/chcToBoogie_automizer.epf -i /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_5_e1_811_e2_1026.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-55b8104 [2018-06-18 16:53:55,738 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-18 16:53:55,743 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-18 16:53:55,756 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-18 16:53:55,756 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-18 16:53:55,759 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-18 16:53:55,761 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-18 16:53:55,763 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-18 16:53:55,764 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-18 16:53:55,766 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-18 16:53:55,767 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-18 16:53:55,768 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-18 16:53:55,768 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-18 16:53:55,769 INFO L177 SettingsManager]: ChcToBoogie provides no preferences, ignoring... [2018-06-18 16:53:55,770 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-18 16:53:55,772 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-18 16:53:55,774 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-18 16:53:55,785 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-18 16:53:55,786 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-18 16:53:55,787 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-18 16:53:55,788 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-18 16:53:55,794 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-18 16:53:55,795 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-18 16:53:55,795 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-18 16:53:55,795 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-18 16:53:55,796 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-18 16:53:55,797 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-18 16:53:55,797 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-18 16:53:55,801 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-18 16:53:55,801 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-18 16:53:55,802 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-18 16:53:55,802 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-18 16:53:55,802 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-18 16:53:55,807 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-18 16:53:55,808 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-18 16:53:55,808 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chccomp2018/chcToBoogie_automizer.epf [2018-06-18 16:53:55,826 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-18 16:53:55,827 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-18 16:53:55,827 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-18 16:53:55,827 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-18 16:53:55,828 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-18 16:53:55,829 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-18 16:53:55,829 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-18 16:53:55,829 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-18 16:53:55,829 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-18 16:53:55,829 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-18 16:53:55,830 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-18 16:53:55,831 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-18 16:53:55,831 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-18 16:53:55,831 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-18 16:53:55,831 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-18 16:53:55,832 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-18 16:53:55,832 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-18 16:53:55,833 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-18 16:53:55,834 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-18 16:53:55,879 INFO ]: Repository-Root is: /tmp [2018-06-18 16:53:55,892 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-18 16:53:55,896 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-18 16:53:55,898 INFO ]: Initializing SmtParser... [2018-06-18 16:53:55,898 INFO ]: SmtParser initialized [2018-06-18 16:53:55,899 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_5_e1_811_e2_1026.smt2 [2018-06-18 16:53:55,900 INFO ]: Parsing .smt2 file as a set of Horn Clauses No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-06-18 16:53:55,995 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_5_e1_811_e2_1026.smt2 unknown [2018-06-18 16:53:56,321 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_5_e1_811_e2_1026.smt2 [2018-06-18 16:53:56,325 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-18 16:53:56,339 INFO ]: Walking toolchain with 4 elements. [2018-06-18 16:53:56,340 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-18 16:53:56,340 INFO ]: Initializing ChcToBoogie... [2018-06-18 16:53:56,340 INFO ]: ChcToBoogie initialized [2018-06-18 16:53:56,353 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 04:53:56" (1/1) ... [2018-06-18 16:53:56,477 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:53:56 Unit [2018-06-18 16:53:56,477 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-18 16:53:56,478 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-18 16:53:56,478 INFO ]: Initializing Boogie Preprocessor... [2018-06-18 16:53:56,478 INFO ]: Boogie Preprocessor initialized [2018-06-18 16:53:56,509 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:53:56" (1/1) ... [2018-06-18 16:53:56,509 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:53:56" (1/1) ... [2018-06-18 16:53:56,523 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:53:56" (1/1) ... [2018-06-18 16:53:56,523 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:53:56" (1/1) ... [2018-06-18 16:53:56,540 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:53:56" (1/1) ... [2018-06-18 16:53:56,541 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:53:56" (1/1) ... [2018-06-18 16:53:56,543 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:53:56" (1/1) ... [2018-06-18 16:53:56,546 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-18 16:53:56,546 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-18 16:53:56,546 INFO ]: Initializing RCFGBuilder... [2018-06-18 16:53:56,546 INFO ]: RCFGBuilder initialized [2018-06-18 16:53:56,548 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:53:56" (1/1) ... No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2018-06-18 16:53:56,574 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-18 16:53:56,574 INFO ]: Found specification of procedure False [2018-06-18 16:53:56,574 INFO ]: Found implementation of procedure False [2018-06-18 16:53:56,574 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-18 16:53:56,574 INFO ]: Found specification of procedure state [2018-06-18 16:53:56,574 INFO ]: Found implementation of procedure state [2018-06-18 16:53:56,574 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-18 16:53:56,574 INFO ]: Found specification of procedure Ultimate.START [2018-06-18 16:53:56,574 INFO ]: Found implementation of procedure Ultimate.START Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-18 16:53:56,924 INFO ]: Using library mode [2018-06-18 16:53:56,930 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 04:53:56 BoogieIcfgContainer [2018-06-18 16:53:56,930 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-18 16:53:56,931 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-18 16:53:56,931 INFO ]: Initializing TraceAbstraction... [2018-06-18 16:53:56,937 INFO ]: TraceAbstraction initialized [2018-06-18 16:53:56,937 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 04:53:56" (1/3) ... [2018-06-18 16:53:56,938 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a442bfe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 18.06 04:53:56, skipping insertion in model container [2018-06-18 16:53:56,938 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:53:56" (2/3) ... [2018-06-18 16:53:56,938 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a442bfe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.06 04:53:56, skipping insertion in model container [2018-06-18 16:53:56,938 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 04:53:56" (3/3) ... [2018-06-18 16:53:56,941 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-18 16:53:56,951 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-18 16:53:56,961 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-18 16:53:57,011 INFO ]: Using default assertion order modulation [2018-06-18 16:53:57,012 INFO ]: Interprodecural is true [2018-06-18 16:53:57,012 INFO ]: Hoare is false [2018-06-18 16:53:57,012 INFO ]: Compute interpolants for FPandBP [2018-06-18 16:53:57,012 INFO ]: Backedges is TWOTRACK [2018-06-18 16:53:57,012 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-18 16:53:57,012 INFO ]: Difference is false [2018-06-18 16:53:57,012 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-18 16:53:57,012 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-18 16:53:57,026 INFO ]: Start isEmpty. Operand 13 states. [2018-06-18 16:53:57,038 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-18 16:53:57,038 INFO ]: Found error trace [2018-06-18 16:53:57,038 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 16:53:57,038 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 16:53:57,042 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-18 16:53:57,044 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 16:53:57,044 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 16:53:57,086 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 16:53:57,086 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 16:53:57,086 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 16:53:57,177 INFO ]: Conjunction of SSA is unsat [2018-06-18 16:53:57,187 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 16:53:57,417 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-18 16:53:57,419 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-18 16:53:57,419 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-18 16:53:57,420 INFO ]: Interpolant automaton has 4 states [2018-06-18 16:53:57,431 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-18 16:53:57,432 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-18 16:53:57,433 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-18 16:53:57,534 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-18 16:53:57,535 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-18 16:53:57,535 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-18 16:53:57,536 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-18 16:53:57,537 INFO ]: Finished accepts. some prefix is accepted. [2018-06-18 16:53:57,547 INFO ]: With dead ends: 13 [2018-06-18 16:53:57,547 INFO ]: Without dead ends: 13 [2018-06-18 16:53:57,548 INFO ]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-18 16:53:57,564 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-18 16:53:57,593 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-18 16:53:57,594 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-18 16:53:57,595 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-18 16:53:57,596 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-18 16:53:57,596 INFO ]: Finished accepts. word is rejected. [2018-06-18 16:53:57,596 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-18 16:53:57,596 INFO ]: Interpolant automaton has 4 states. [2018-06-18 16:53:57,597 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-18 16:53:57,598 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-18 16:53:57,598 INFO ]: Found error trace [2018-06-18 16:53:57,598 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 16:53:57,598 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 16:53:57,598 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-18 16:53:57,599 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 16:53:57,599 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 16:53:57,599 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 16:53:57,599 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 16:53:57,599 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 16:53:57,669 INFO ]: Conjunction of SSA is unsat [2018-06-18 16:53:57,670 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 16:53:58,906 WARN ]: Spent 969.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 66 [2018-06-18 16:53:59,108 WARN ]: Spent 117.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 19 [2018-06-18 16:53:59,123 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-18 16:53:59,123 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-18 16:53:59,123 INFO ]: Switched to mode Z3_FP No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-18 16:53:59,134 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 16:53:59,212 INFO ]: Conjunction of SSA is unsat [2018-06-18 16:53:59,224 INFO ]: Computing forward predicates... [2018-06-18 16:53:59,455 WARN ]: expecting exponential blowup for input size 10 [2018-06-18 16:53:59,624 WARN ]: expecting exponential blowup for input size 7 [2018-06-18 16:53:59,626 WARN ]: expecting exponential blowup for input size 11 [2018-06-18 16:53:59,990 WARN ]: expecting exponential blowup for input size 7 [2018-06-18 16:53:59,995 WARN ]: expecting exponential blowup for input size 10 [2018-06-18 16:54:00,090 WARN ]: expecting exponential blowup for input size 11 [2018-06-18 16:54:01,584 WARN ]: expecting exponential blowup for input size 11 [2018-06-18 16:54:01,973 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 16:54:02,057 WARN ]: expecting exponential blowup for input size 11 [2018-06-18 16:54:02,235 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 16:54:02,787 WARN ]: Simplifying disjunction of 6156 conjuctions. This might take some time... [2018-06-18 16:54:10,332 INFO ]: Simplified to disjunction of 6156 conjuctions. [2018-06-18 16:54:24,546 WARN ]: Spent 264.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 20 [2018-06-18 16:54:24,668 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-18 16:54:24,699 INFO ]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-06-18 16:54:24,699 INFO ]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2018-06-18 16:54:24,700 INFO ]: Interpolant automaton has 8 states [2018-06-18 16:54:24,700 INFO ]: Constructing interpolant automaton starting with 8 interpolants. [2018-06-18 16:54:24,700 INFO ]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2018-06-18 16:54:24,700 INFO ]: Start difference. First operand 13 states and 14 transitions. Second operand 8 states. [2018-06-18 16:54:24,987 WARN ]: Spent 250.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 79 [2018-06-18 16:54:25,101 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-18 16:54:25,101 INFO ]: Finished difference Result 15 states and 16 transitions. [2018-06-18 16:54:25,102 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-06-18 16:54:25,102 INFO ]: Start accepts. Automaton has 8 states. Word has length 13 [2018-06-18 16:54:25,102 INFO ]: Finished accepts. some prefix is accepted. [2018-06-18 16:54:25,103 INFO ]: With dead ends: 15 [2018-06-18 16:54:25,103 INFO ]: Without dead ends: 15 [2018-06-18 16:54:25,104 INFO ]: 0 DeclaredPredicates, 21 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2018-06-18 16:54:25,104 INFO ]: Start minimizeSevpa. Operand 15 states. [2018-06-18 16:54:25,106 INFO ]: Finished minimizeSevpa. Reduced states from 15 to 15. [2018-06-18 16:54:25,106 INFO ]: Start removeUnreachable. Operand 15 states. [2018-06-18 16:54:25,107 INFO ]: Finished removeUnreachable. Reduced from 15 states to 15 states and 16 transitions. [2018-06-18 16:54:25,107 INFO ]: Start accepts. Automaton has 15 states and 16 transitions. Word has length 13 [2018-06-18 16:54:25,107 INFO ]: Finished accepts. word is rejected. [2018-06-18 16:54:25,107 INFO ]: Abstraction has 15 states and 16 transitions. [2018-06-18 16:54:25,107 INFO ]: Interpolant automaton has 8 states. [2018-06-18 16:54:25,107 INFO ]: Start isEmpty. Operand 15 states and 16 transitions. [2018-06-18 16:54:25,108 INFO ]: Finished isEmpty. Found accepting run of length 18 [2018-06-18 16:54:25,108 INFO ]: Found error trace [2018-06-18 16:54:25,108 INFO ]: trace histogram [3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 16:54:25,108 INFO ]: === Iteration 3 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 16:54:25,108 INFO ]: Analyzing trace with hash -1486246934, now seen corresponding path program 2 times [2018-06-18 16:54:25,108 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 16:54:25,108 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 16:54:25,109 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 16:54:25,110 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 16:54:25,110 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 16:54:25,185 INFO ]: Conjunction of SSA is sat [2018-06-18 16:54:25,193 INFO ]: Counterexample might be feasible [2018-06-18 16:54:25,208 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.06 04:54:25 BoogieIcfgContainer [2018-06-18 16:54:25,208 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-18 16:54:25,209 INFO ]: Toolchain (without parser) took 28882.84 ms. Allocated memory was 302.0 MB in the beginning and 1.1 GB in the end (delta: 775.9 MB). Free memory was 249.4 MB in the beginning and 812.4 MB in the end (delta: -563.1 MB). Peak memory consumption was 212.9 MB. Max. memory is 3.6 GB. [2018-06-18 16:54:25,210 INFO ]: SmtParser took 0.11 ms. Allocated memory is still 302.0 MB. Free memory is still 267.5 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-18 16:54:25,217 INFO ]: ChcToBoogie took 137.34 ms. Allocated memory is still 302.0 MB. Free memory was 248.4 MB in the beginning and 245.3 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-18 16:54:25,218 INFO ]: Boogie Preprocessor took 68.30 ms. Allocated memory is still 302.0 MB. Free memory was 245.3 MB in the beginning and 244.3 MB in the end (delta: 996.2 kB). Peak memory consumption was 996.2 kB. Max. memory is 3.6 GB. [2018-06-18 16:54:25,218 INFO ]: RCFGBuilder took 383.74 ms. Allocated memory is still 302.0 MB. Free memory was 244.3 MB in the beginning and 227.3 MB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 3.6 GB. [2018-06-18 16:54:25,219 INFO ]: TraceAbstraction took 28276.80 ms. Allocated memory was 302.0 MB in the beginning and 1.1 GB in the end (delta: 775.9 MB). Free memory was 226.3 MB in the beginning and 812.4 MB in the end (delta: -586.1 MB). Peak memory consumption was 189.8 MB. Max. memory is 3.6 GB. [2018-06-18 16:54:25,223 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.11 ms. Allocated memory is still 302.0 MB. Free memory is still 267.5 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 137.34 ms. Allocated memory is still 302.0 MB. Free memory was 248.4 MB in the beginning and 245.3 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 68.30 ms. Allocated memory is still 302.0 MB. Free memory was 245.3 MB in the beginning and 244.3 MB in the end (delta: 996.2 kB). Peak memory consumption was 996.2 kB. Max. memory is 3.6 GB. * RCFGBuilder took 383.74 ms. Allocated memory is still 302.0 MB. Free memory was 244.3 MB in the beginning and 227.3 MB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 28276.80 ms. Allocated memory was 302.0 MB in the beginning and 1.1 GB in the end (delta: 775.9 MB). Free memory was 226.3 MB in the beginning and 812.4 MB in the end (delta: -586.1 MB). Peak memory consumption was 189.8 MB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [UNKNOWN] : assertion can be violated assertion can be violated We found a FailurePath: [L0] CALL call False(); [L0] assume !hbv_False_1_Bool; [L0] CALL call state(hbv_False_2_Int, hbv_False_3_Int, hbv_False_4_Bool, hbv_False_5_Bool, hbv_False_6_Bool, hbv_False_7_Bool, hbv_False_8_Bool, hbv_False_9_Bool, hbv_False_10_Int, hbv_False_11_Int, hbv_False_12_Int, hbv_False_13_Int, hbv_False_14_Int, hbv_False_15_Int, hbv_False_16_Int, hbv_False_17_Int, hbv_False_18_Int, hbv_False_19_Int, hbv_False_20_Int, hbv_False_21_Int, hbv_False_22_Int, hbv_False_23_Int, hbv_False_24_Int, hbv_False_25_Int, hbv_False_26_Int, hbv_False_27_Int, hbv_False_28_Int, hbv_False_29_Int, hbv_False_30_Int, hbv_False_31_Int, hbv_False_32_Int, hbv_False_33_Bool, hbv_False_34_Int, hbv_False_35_Int, hbv_False_36_Int, hbv_False_37_Int, hbv_False_1_Bool, hbv_False_38_Int, hbv_False_39_Int, hbv_False_40_Bool, hbv_False_41_Int, hbv_False_42_Bool, hbv_False_43_Bool, hbv_False_44_Int); [L0] assume (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((!(!(hbv_state_17_Int == hbv_state_20_Int) && !hbv_state_11_Bool) && !(!(hbv_state_2_Int == hbv_state_9_Int) && !hbv_state_4_Bool)) && !(!hhv_state_4_Bool && !(hbv_state_1_Int == hhv_state_24_Int))) && !(!hbv_state_11_Bool && !(hbv_state_2_Int == hbv_state_10_Int))) && !(!(hhv_state_17_Int == hhv_state_40_Int) && hhv_state_4_Bool)) && !(!(hbv_state_1_Int == hhv_state_43_Int) && !hhv_state_39_Bool)) && !(hbv_state_4_Bool && !(hbv_state_17_Int == hbv_state_18_Int))) && !(!hhv_state_42_Bool && !(hbv_state_1_Int == hhv_state_30_Int))) && hhv_state_12_Int == hhv_state_27_Int) && hbv_state_33_Int == hbv_state_5_Int) && !(!(hbv_state_24_Int == hbv_state_35_Int) && !hbv_state_4_Bool)) && hbv_state_8_Int == hbv_state_37_Int) && !(hbv_state_11_Bool && !(hbv_state_20_Int == hbv_state_32_Int))) && hhv_state_1_Int == hhv_state_0_Int) && !(!hhv_state_42_Bool && !(hbv_state_5_Int == hhv_state_28_Int))) && hbv_state_29_Int == hbv_state_6_Int) && hhv_state_15_Int == hhv_state_14_Int) && !(!(hbv_state_5_Int == hhv_state_38_Int) && !hhv_state_39_Bool)) && !(hbv_state_11_Bool && !(hbv_state_28_Int == hbv_state_34_Int))) && hbv_state_1_Int == hbv_state_31_Int) && hhv_state_15_Int == hhv_state_35_Int) && !(!hhv_state_5_Bool && !(hhv_state_17_Int == hhv_state_16_Int))) && !(!hhv_state_4_Bool && !(hbv_state_5_Int == hhv_state_20_Int))) && !(hhv_state_5_Bool && !(hhv_state_19_Int == hhv_state_21_Int))) && !(!(hbv_state_7_Int == hhv_state_40_Int) && !hhv_state_39_Bool)) && !(!(hhv_state_16_Int == hhv_state_25_Int) && !hhv_state_6_Bool)) && !(((hhv_state_31_Bool && !(hhv_state_34_Int <= hhv_state_1_Int)) || !hhv_state_36_Bool) && ((hhv_state_34_Int <= hhv_state_1_Int || hhv_state_36_Bool) || !hhv_state_31_Bool))) && !((((!hhv_state_7_Bool || (hhv_state_6_Bool && hhv_state_4_Bool)) || (hhv_state_5_Bool && hhv_state_6_Bool)) || (hhv_state_5_Bool && hhv_state_4_Bool)) && ((((!hhv_state_4_Bool || !hhv_state_6_Bool) && (!hhv_state_5_Bool || !hhv_state_4_Bool)) && (!hhv_state_5_Bool || !hhv_state_6_Bool)) || hhv_state_7_Bool))) && !(!hhv_state_4_Bool && !(hbv_state_7_Int == hhv_state_17_Int))) && !((((!hbv_state_27_Bool || (hbv_state_4_Bool && hbv_state_26_Bool)) || (hbv_state_4_Bool && hbv_state_11_Bool)) || (hbv_state_11_Bool && hbv_state_26_Bool)) && (hbv_state_27_Bool || (((!hbv_state_11_Bool || !hbv_state_4_Bool) && (!hbv_state_11_Bool || !hbv_state_26_Bool)) && (!hbv_state_26_Bool || !hbv_state_4_Bool))))) && !(!hhv_state_5_Bool && !(hhv_state_22_Int == hhv_state_24_Int))) && !(!(hbv_state_7_Int == hhv_state_18_Int) && !hhv_state_41_Bool)) && hhv_state_14_Int == hhv_state_29_Int) && hbv_state_21_Int == hbv_state_7_Int) && !(hhv_state_4_Bool && !(hhv_state_24_Int == hhv_state_43_Int))) && hbv_state_36_Int == hbv_state_8_Int) && !(!hbv_state_11_Bool && !(hbv_state_24_Int == hbv_state_28_Int))) && hbv_state_13_Int == hbv_state_1_Int) && !(!(hbv_state_10_Int == hbv_state_12_Int) && hbv_state_11_Bool)) && !(!(hbv_state_1_Int == hhv_state_23_Int) && !hhv_state_41_Bool)) && !(!(hhv_state_22_Int == hhv_state_29_Int) && !hhv_state_6_Bool)) && !((hbv_state_16_Bool || hbv_state_15_Bool) && (!hbv_state_16_Bool || !hbv_state_15_Bool))) && !(!hhv_state_5_Bool && !(hhv_state_20_Int == hhv_state_19_Int))) && !(!(hbv_state_7_Int + (hbv_state_5_Int + (hbv_state_1_Int + -1 * hhv_state_43_Int)) == 1) && hhv_state_39_Bool)) && !(!(hbv_state_17_Int == hbv_state_22_Int) && !hbv_state_4_Bool)) && !(((hbv_state_16_Bool && !(hbv_state_19_Int <= hbv_state_6_Int)) || !hbv_state_23_Bool) && ((hbv_state_19_Int <= hbv_state_6_Int || hbv_state_23_Bool) || !hbv_state_16_Bool))) && hhv_state_9_Int == hhv_state_32_Int) && hbv_state_7_Int == hbv_state_30_Int) && !(hhv_state_42_Bool && !(hhv_state_26_Int == 0))) && !(hhv_state_6_Bool && !(hhv_state_30_Int == hhv_state_29_Int))) && hbv_state_6_Int == hhv_state_0_Int) && hbv_state_5_Int == hbv_state_19_Int) && hhv_state_13_Int == hhv_state_34_Int) && !((1 <= hbv_state_1_Int || hhv_state_39_Bool) && (!(1 <= hbv_state_1_Int) || !hhv_state_39_Bool))) && !((!(1 <= hbv_state_5_Int) || !hhv_state_41_Bool) && (hhv_state_41_Bool || 1 <= hbv_state_5_Int))) && !(!(hhv_state_40_Int == 1) && hhv_state_39_Bool)) && hhv_state_11_Int == hhv_state_33_Int) && hhv_state_9_Int == hhv_state_8_Int) && !(hhv_state_41_Bool && !(hbv_state_7_Int + (hbv_state_5_Int + (hbv_state_1_Int + -1 * hhv_state_23_Int)) == 2))) && !(!(hhv_state_20_Int == hhv_state_38_Int) && hhv_state_4_Bool)) && !(hhv_state_41_Bool && !(hhv_state_21_Int == 0))) && hhv_state_13_Int == hhv_state_12_Int) && !(hbv_state_4_Bool && !(hbv_state_24_Int == hbv_state_25_Int))) && !(hhv_state_42_Bool && !(hbv_state_7_Int + (hbv_state_1_Int + -1 * hhv_state_30_Int) == 0))) && !(!(hbv_state_5_Int == hhv_state_21_Int) && !hhv_state_41_Bool)) && hbv_state_8_Int == hhv_state_8_Int) && !((((!hhv_state_7_Bool || !(0 <= hhv_state_37_Int)) || !hbv_state_15_Bool) || !hhv_state_2_Bool) && (((hbv_state_15_Bool && 0 <= hhv_state_37_Int) && hhv_state_7_Bool) || hhv_state_2_Bool))) && !(hhv_state_6_Bool && !(hhv_state_27_Int == hhv_state_28_Int))) && !(!(hhv_state_19_Int == hhv_state_27_Int) && !hhv_state_6_Bool)) && !(hhv_state_6_Bool && !(hhv_state_25_Int == hhv_state_26_Int))) && !(hhv_state_42_Bool && !(hbv_state_5_Int + -1 * hhv_state_28_Int == -1))) && !(!(hhv_state_38_Int == 0) && hhv_state_39_Bool)) && !((!hbv_state_14_Bool || !hbv_state_15_Bool) && (hbv_state_14_Bool || hbv_state_15_Bool))) && !(hhv_state_5_Bool && !(hhv_state_16_Int == hhv_state_18_Int))) && !((!hhv_state_3_Bool || !hhv_state_2_Bool) && (hhv_state_3_Bool || hhv_state_2_Bool))) && !(!(hbv_state_7_Int == hhv_state_26_Int) && !hhv_state_42_Bool)) && !((!hhv_state_42_Bool || !(1 <= hbv_state_1_Int)) && (hhv_state_42_Bool || 1 <= hbv_state_1_Int))) && hhv_state_10_Int == hhv_state_25_Int) && !((!hhv_state_31_Bool || !hhv_state_3_Bool) && (hhv_state_31_Bool || hhv_state_3_Bool))) && hhv_state_11_Int == hhv_state_10_Int) && !(hhv_state_41_Bool && !(hhv_state_18_Int == 1))) && !(!(hbv_state_2_Int == hbv_state_3_Int) && hbv_state_4_Bool)) && !(hhv_state_5_Bool && !(hhv_state_23_Int == hhv_state_22_Int)); [L0] CALL call state(hbv_state_29_Int, hbv_state_6_Int, hbv_state_14_Bool, hbv_state_15_Bool, hbv_state_26_Bool, hbv_state_4_Bool, hbv_state_11_Bool, hbv_state_27_Bool, hbv_state_36_Int, hbv_state_8_Int, hbv_state_21_Int, hbv_state_7_Int, hbv_state_33_Int, hbv_state_5_Int, hbv_state_13_Int, hbv_state_1_Int, hbv_state_2_Int, hbv_state_9_Int, hbv_state_3_Int, hbv_state_24_Int, hbv_state_35_Int, hbv_state_25_Int, hbv_state_17_Int, hbv_state_18_Int, hbv_state_22_Int, hbv_state_10_Int, hbv_state_12_Int, hbv_state_28_Int, hbv_state_34_Int, hbv_state_20_Int, hbv_state_32_Int, hbv_state_16_Bool, hbv_state_37_Int, hbv_state_30_Int, hbv_state_19_Int, hbv_state_31_Int, hbv_state_23_Bool, hbv_state_38_Int, hbv_state_39_Int, hbv_state_40_Bool, hbv_state_41_Int, hbv_state_42_Bool, hbv_state_43_Bool, hbv_state_44_Int); [L0] assume (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((!(!(hbv_state_17_Int == hbv_state_20_Int) && !hbv_state_11_Bool) && !(!(hbv_state_2_Int == hbv_state_9_Int) && !hbv_state_4_Bool)) && !(!hhv_state_4_Bool && !(hbv_state_1_Int == hhv_state_24_Int))) && !(!hbv_state_11_Bool && !(hbv_state_2_Int == hbv_state_10_Int))) && !(!(hhv_state_17_Int == hhv_state_40_Int) && hhv_state_4_Bool)) && !(!(hbv_state_1_Int == hhv_state_43_Int) && !hhv_state_39_Bool)) && !(hbv_state_4_Bool && !(hbv_state_17_Int == hbv_state_18_Int))) && !(!hhv_state_42_Bool && !(hbv_state_1_Int == hhv_state_30_Int))) && hhv_state_12_Int == hhv_state_27_Int) && hbv_state_33_Int == hbv_state_5_Int) && !(!(hbv_state_24_Int == hbv_state_35_Int) && !hbv_state_4_Bool)) && hbv_state_8_Int == hbv_state_37_Int) && !(hbv_state_11_Bool && !(hbv_state_20_Int == hbv_state_32_Int))) && hhv_state_1_Int == hhv_state_0_Int) && !(!hhv_state_42_Bool && !(hbv_state_5_Int == hhv_state_28_Int))) && hbv_state_29_Int == hbv_state_6_Int) && hhv_state_15_Int == hhv_state_14_Int) && !(!(hbv_state_5_Int == hhv_state_38_Int) && !hhv_state_39_Bool)) && !(hbv_state_11_Bool && !(hbv_state_28_Int == hbv_state_34_Int))) && hbv_state_1_Int == hbv_state_31_Int) && hhv_state_15_Int == hhv_state_35_Int) && !(!hhv_state_5_Bool && !(hhv_state_17_Int == hhv_state_16_Int))) && !(!hhv_state_4_Bool && !(hbv_state_5_Int == hhv_state_20_Int))) && !(hhv_state_5_Bool && !(hhv_state_19_Int == hhv_state_21_Int))) && !(!(hbv_state_7_Int == hhv_state_40_Int) && !hhv_state_39_Bool)) && !(!(hhv_state_16_Int == hhv_state_25_Int) && !hhv_state_6_Bool)) && !(((hhv_state_31_Bool && !(hhv_state_34_Int <= hhv_state_1_Int)) || !hhv_state_36_Bool) && ((hhv_state_34_Int <= hhv_state_1_Int || hhv_state_36_Bool) || !hhv_state_31_Bool))) && !((((!hhv_state_7_Bool || (hhv_state_6_Bool && hhv_state_4_Bool)) || (hhv_state_5_Bool && hhv_state_6_Bool)) || (hhv_state_5_Bool && hhv_state_4_Bool)) && ((((!hhv_state_4_Bool || !hhv_state_6_Bool) && (!hhv_state_5_Bool || !hhv_state_4_Bool)) && (!hhv_state_5_Bool || !hhv_state_6_Bool)) || hhv_state_7_Bool))) && !(!hhv_state_4_Bool && !(hbv_state_7_Int == hhv_state_17_Int))) && !((((!hbv_state_27_Bool || (hbv_state_4_Bool && hbv_state_26_Bool)) || (hbv_state_4_Bool && hbv_state_11_Bool)) || (hbv_state_11_Bool && hbv_state_26_Bool)) && (hbv_state_27_Bool || (((!hbv_state_11_Bool || !hbv_state_4_Bool) && (!hbv_state_11_Bool || !hbv_state_26_Bool)) && (!hbv_state_26_Bool || !hbv_state_4_Bool))))) && !(!hhv_state_5_Bool && !(hhv_state_22_Int == hhv_state_24_Int))) && !(!(hbv_state_7_Int == hhv_state_18_Int) && !hhv_state_41_Bool)) && hhv_state_14_Int == hhv_state_29_Int) && hbv_state_21_Int == hbv_state_7_Int) && !(hhv_state_4_Bool && !(hhv_state_24_Int == hhv_state_43_Int))) && hbv_state_36_Int == hbv_state_8_Int) && !(!hbv_state_11_Bool && !(hbv_state_24_Int == hbv_state_28_Int))) && hbv_state_13_Int == hbv_state_1_Int) && !(!(hbv_state_10_Int == hbv_state_12_Int) && hbv_state_11_Bool)) && !(!(hbv_state_1_Int == hhv_state_23_Int) && !hhv_state_41_Bool)) && !(!(hhv_state_22_Int == hhv_state_29_Int) && !hhv_state_6_Bool)) && !((hbv_state_16_Bool || hbv_state_15_Bool) && (!hbv_state_16_Bool || !hbv_state_15_Bool))) && !(!hhv_state_5_Bool && !(hhv_state_20_Int == hhv_state_19_Int))) && !(!(hbv_state_7_Int + (hbv_state_5_Int + (hbv_state_1_Int + -1 * hhv_state_43_Int)) == 1) && hhv_state_39_Bool)) && !(!(hbv_state_17_Int == hbv_state_22_Int) && !hbv_state_4_Bool)) && !(((hbv_state_16_Bool && !(hbv_state_19_Int <= hbv_state_6_Int)) || !hbv_state_23_Bool) && ((hbv_state_19_Int <= hbv_state_6_Int || hbv_state_23_Bool) || !hbv_state_16_Bool))) && hhv_state_9_Int == hhv_state_32_Int) && hbv_state_7_Int == hbv_state_30_Int) && !(hhv_state_42_Bool && !(hhv_state_26_Int == 0))) && !(hhv_state_6_Bool && !(hhv_state_30_Int == hhv_state_29_Int))) && hbv_state_6_Int == hhv_state_0_Int) && hbv_state_5_Int == hbv_state_19_Int) && hhv_state_13_Int == hhv_state_34_Int) && !((1 <= hbv_state_1_Int || hhv_state_39_Bool) && (!(1 <= hbv_state_1_Int) || !hhv_state_39_Bool))) && !((!(1 <= hbv_state_5_Int) || !hhv_state_41_Bool) && (hhv_state_41_Bool || 1 <= hbv_state_5_Int))) && !(!(hhv_state_40_Int == 1) && hhv_state_39_Bool)) && hhv_state_11_Int == hhv_state_33_Int) && hhv_state_9_Int == hhv_state_8_Int) && !(hhv_state_41_Bool && !(hbv_state_7_Int + (hbv_state_5_Int + (hbv_state_1_Int + -1 * hhv_state_23_Int)) == 2))) && !(!(hhv_state_20_Int == hhv_state_38_Int) && hhv_state_4_Bool)) && !(hhv_state_41_Bool && !(hhv_state_21_Int == 0))) && hhv_state_13_Int == hhv_state_12_Int) && !(hbv_state_4_Bool && !(hbv_state_24_Int == hbv_state_25_Int))) && !(hhv_state_42_Bool && !(hbv_state_7_Int + (hbv_state_1_Int + -1 * hhv_state_30_Int) == 0))) && !(!(hbv_state_5_Int == hhv_state_21_Int) && !hhv_state_41_Bool)) && hbv_state_8_Int == hhv_state_8_Int) && !((((!hhv_state_7_Bool || !(0 <= hhv_state_37_Int)) || !hbv_state_15_Bool) || !hhv_state_2_Bool) && (((hbv_state_15_Bool && 0 <= hhv_state_37_Int) && hhv_state_7_Bool) || hhv_state_2_Bool))) && !(hhv_state_6_Bool && !(hhv_state_27_Int == hhv_state_28_Int))) && !(!(hhv_state_19_Int == hhv_state_27_Int) && !hhv_state_6_Bool)) && !(hhv_state_6_Bool && !(hhv_state_25_Int == hhv_state_26_Int))) && !(hhv_state_42_Bool && !(hbv_state_5_Int + -1 * hhv_state_28_Int == -1))) && !(!(hhv_state_38_Int == 0) && hhv_state_39_Bool)) && !((!hbv_state_14_Bool || !hbv_state_15_Bool) && (hbv_state_14_Bool || hbv_state_15_Bool))) && !(hhv_state_5_Bool && !(hhv_state_16_Int == hhv_state_18_Int))) && !((!hhv_state_3_Bool || !hhv_state_2_Bool) && (hhv_state_3_Bool || hhv_state_2_Bool))) && !(!(hbv_state_7_Int == hhv_state_26_Int) && !hhv_state_42_Bool)) && !((!hhv_state_42_Bool || !(1 <= hbv_state_1_Int)) && (hhv_state_42_Bool || 1 <= hbv_state_1_Int))) && hhv_state_10_Int == hhv_state_25_Int) && !((!hhv_state_31_Bool || !hhv_state_3_Bool) && (hhv_state_31_Bool || hhv_state_3_Bool))) && hhv_state_11_Int == hhv_state_10_Int) && !(hhv_state_41_Bool && !(hhv_state_18_Int == 1))) && !(!(hbv_state_2_Int == hbv_state_3_Int) && hbv_state_4_Bool)) && !(hhv_state_5_Bool && !(hhv_state_23_Int == hhv_state_22_Int)); [L0] CALL call state(hbv_state_29_Int, hbv_state_6_Int, hbv_state_14_Bool, hbv_state_15_Bool, hbv_state_26_Bool, hbv_state_4_Bool, hbv_state_11_Bool, hbv_state_27_Bool, hbv_state_36_Int, hbv_state_8_Int, hbv_state_21_Int, hbv_state_7_Int, hbv_state_33_Int, hbv_state_5_Int, hbv_state_13_Int, hbv_state_1_Int, hbv_state_2_Int, hbv_state_9_Int, hbv_state_3_Int, hbv_state_24_Int, hbv_state_35_Int, hbv_state_25_Int, hbv_state_17_Int, hbv_state_18_Int, hbv_state_22_Int, hbv_state_10_Int, hbv_state_12_Int, hbv_state_28_Int, hbv_state_34_Int, hbv_state_20_Int, hbv_state_32_Int, hbv_state_16_Bool, hbv_state_37_Int, hbv_state_30_Int, hbv_state_19_Int, hbv_state_31_Int, hbv_state_23_Bool, hbv_state_38_Int, hbv_state_39_Int, hbv_state_40_Bool, hbv_state_41_Int, hbv_state_42_Bool, hbv_state_43_Bool, hbv_state_44_Int); [L0] assume (((((((((((((((((((((((((((((((((((((hhv_state_14_Int == hhv_state_15_Int && hhv_state_9_Int == hhv_state_14_Int) && !(!(hhv_state_17_Int == hhv_state_40_Int) && hhv_state_4_Bool)) && !(!(hhv_state_22_Int == hhv_state_29_Int) && !hhv_state_6_Bool)) && hhv_state_10_Int == hhv_state_11_Int) && !((!hhv_state_2_Bool || !hhv_state_3_Bool) && (hhv_state_2_Bool || hhv_state_3_Bool))) && hhv_state_9_Int == hhv_state_32_Int) && !(hhv_state_42_Bool && !(hhv_state_26_Int == 0))) && hhv_state_13_Int == hhv_state_34_Int) && !(!(hhv_state_22_Int == hhv_state_24_Int) && !hhv_state_5_Bool)) && !((((!hhv_state_7_Bool || (hhv_state_5_Bool && hhv_state_4_Bool)) || (hhv_state_5_Bool && hhv_state_6_Bool)) || (hhv_state_6_Bool && hhv_state_4_Bool)) && (hhv_state_7_Bool || (((!hhv_state_6_Bool || !hhv_state_5_Bool) && (!hhv_state_6_Bool || !hhv_state_4_Bool)) && (!hhv_state_4_Bool || !hhv_state_5_Bool))))) && !(!(hhv_state_16_Int == hhv_state_18_Int) && hhv_state_5_Bool)) && !(!(hhv_state_24_Int == hhv_state_43_Int) && hhv_state_4_Bool)) && hhv_state_11_Int == hhv_state_33_Int) && !(!(hhv_state_40_Int == 1) && hhv_state_39_Bool)) && hhv_state_10_Int == 0) && !(!(hhv_state_20_Int == hhv_state_38_Int) && hhv_state_4_Bool)) && !(hhv_state_41_Bool && !(hhv_state_21_Int == 0))) && !(hhv_state_5_Bool && !(hhv_state_22_Int == hhv_state_23_Int))) && !((hhv_state_31_Bool || hhv_state_3_Bool) && (!hhv_state_31_Bool || !hhv_state_3_Bool))) && !(!(hhv_state_19_Int == hhv_state_20_Int) && !hhv_state_5_Bool)) && !(!hhv_state_6_Bool && !(hhv_state_16_Int == hhv_state_25_Int))) && hhv_state_12_Int == hhv_state_13_Int) && !(!hhv_state_6_Bool && !(hhv_state_19_Int == hhv_state_27_Int))) && !(!(hhv_state_25_Int == hhv_state_26_Int) && hhv_state_6_Bool)) && !(hhv_state_6_Bool && !(hhv_state_27_Int == hhv_state_28_Int))) && !(!(hhv_state_38_Int == 0) && hhv_state_39_Bool)) && hhv_state_12_Int == 0) && !(hhv_state_6_Bool && !(hhv_state_29_Int == hhv_state_30_Int))) && hhv_state_8_Int == hhv_state_9_Int) && hhv_state_15_Int == hhv_state_35_Int) && hhv_state_8_Int == hhv_state_37_Int) && hhv_state_0_Int == hhv_state_1_Int) && !(((!hhv_state_7_Bool || !(0 <= hhv_state_37_Int)) || !hhv_state_2_Bool) && ((0 <= hhv_state_37_Int && hhv_state_7_Bool) || hhv_state_2_Bool))) && hhv_state_0_Int == hhv_state_37_Int) && !(hhv_state_5_Bool && !(hhv_state_19_Int == hhv_state_21_Int))) && !(((hhv_state_31_Bool && !(hhv_state_34_Int <= hhv_state_1_Int)) || !hhv_state_36_Bool) && ((hhv_state_34_Int <= hhv_state_1_Int || hhv_state_36_Bool) || !hhv_state_31_Bool))) && !(hhv_state_41_Bool && !(hhv_state_18_Int == 1))) && !(!(hhv_state_16_Int == hhv_state_17_Int) && !hhv_state_5_Bool); [L0] RET call state(hbv_state_29_Int, hbv_state_6_Int, hbv_state_14_Bool, hbv_state_15_Bool, hbv_state_26_Bool, hbv_state_4_Bool, hbv_state_11_Bool, hbv_state_27_Bool, hbv_state_36_Int, hbv_state_8_Int, hbv_state_21_Int, hbv_state_7_Int, hbv_state_33_Int, hbv_state_5_Int, hbv_state_13_Int, hbv_state_1_Int, hbv_state_2_Int, hbv_state_9_Int, hbv_state_3_Int, hbv_state_24_Int, hbv_state_35_Int, hbv_state_25_Int, hbv_state_17_Int, hbv_state_18_Int, hbv_state_22_Int, hbv_state_10_Int, hbv_state_12_Int, hbv_state_28_Int, hbv_state_34_Int, hbv_state_20_Int, hbv_state_32_Int, hbv_state_16_Bool, hbv_state_37_Int, hbv_state_30_Int, hbv_state_19_Int, hbv_state_31_Int, hbv_state_23_Bool, hbv_state_38_Int, hbv_state_39_Int, hbv_state_40_Bool, hbv_state_41_Int, hbv_state_42_Bool, hbv_state_43_Bool, hbv_state_44_Int); [L0] RET call state(hbv_state_29_Int, hbv_state_6_Int, hbv_state_14_Bool, hbv_state_15_Bool, hbv_state_26_Bool, hbv_state_4_Bool, hbv_state_11_Bool, hbv_state_27_Bool, hbv_state_36_Int, hbv_state_8_Int, hbv_state_21_Int, hbv_state_7_Int, hbv_state_33_Int, hbv_state_5_Int, hbv_state_13_Int, hbv_state_1_Int, hbv_state_2_Int, hbv_state_9_Int, hbv_state_3_Int, hbv_state_24_Int, hbv_state_35_Int, hbv_state_25_Int, hbv_state_17_Int, hbv_state_18_Int, hbv_state_22_Int, hbv_state_10_Int, hbv_state_12_Int, hbv_state_28_Int, hbv_state_34_Int, hbv_state_20_Int, hbv_state_32_Int, hbv_state_16_Bool, hbv_state_37_Int, hbv_state_30_Int, hbv_state_19_Int, hbv_state_31_Int, hbv_state_23_Bool, hbv_state_38_Int, hbv_state_39_Int, hbv_state_40_Bool, hbv_state_41_Int, hbv_state_42_Bool, hbv_state_43_Bool, hbv_state_44_Int); [L0] RET call state(hbv_False_2_Int, hbv_False_3_Int, hbv_False_4_Bool, hbv_False_5_Bool, hbv_False_6_Bool, hbv_False_7_Bool, hbv_False_8_Bool, hbv_False_9_Bool, hbv_False_10_Int, hbv_False_11_Int, hbv_False_12_Int, hbv_False_13_Int, hbv_False_14_Int, hbv_False_15_Int, hbv_False_16_Int, hbv_False_17_Int, hbv_False_18_Int, hbv_False_19_Int, hbv_False_20_Int, hbv_False_21_Int, hbv_False_22_Int, hbv_False_23_Int, hbv_False_24_Int, hbv_False_25_Int, hbv_False_26_Int, hbv_False_27_Int, hbv_False_28_Int, hbv_False_29_Int, hbv_False_30_Int, hbv_False_31_Int, hbv_False_32_Int, hbv_False_33_Bool, hbv_False_34_Int, hbv_False_35_Int, hbv_False_36_Int, hbv_False_37_Int, hbv_False_1_Bool, hbv_False_38_Int, hbv_False_39_Int, hbv_False_40_Bool, hbv_False_41_Int, hbv_False_42_Bool, hbv_False_43_Bool, hbv_False_44_Int); [L0] RET call False(); [L0] assert false; - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. UNSAFE Result, 28.2s OverallTime, 3 OverallIterations, 3 TraceHistogramMax, 0.5s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 22 SDtfs, 7 SDslu, 47 SDs, 0 SdLazy, 33 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 25 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 2.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=15occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 27.1s InterpolantComputationTime, 52 NumberOfCodeBlocks, 52 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 32 ConstructedInterpolants, 0 QuantifiedInterpolants, 3036 SizeOfPredicates, 36 NumberOfNonLiveVariables, 330 ConjunctsInSsa, 45 ConjunctsInUnsatCore, 3 InterpolantComputations, 1 PerfectInterpolantSequences, 2/6 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/SYNAPSE_5_e1_811_e2_1026.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-18_16-54-25-245.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/SYNAPSE_5_e1_811_e2_1026.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-18_16-54-25-245.csv Received shutdown request...