java -Xss1g -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/chc/AutomizerCHC/AutomizerCHC_Goto.epf -i /storage/chc-comp/vmt-chc-benchmarks/lustre/car_all_e8_856_e1_217.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 06:25:18,342 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 06:25:18,343 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 06:25:18,355 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 06:25:18,356 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 06:25:18,356 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 06:25:18,357 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 06:25:18,361 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 06:25:18,362 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 06:25:18,363 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 06:25:18,364 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 06:25:18,364 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 06:25:18,365 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 06:25:18,366 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 06:25:18,367 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 06:25:18,367 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 06:25:18,369 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 06:25:18,371 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 06:25:18,372 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 06:25:18,373 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 06:25:18,374 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 06:25:18,377 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 06:25:18,377 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 06:25:18,377 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 06:25:18,378 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 06:25:18,379 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 06:25:18,380 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 06:25:18,381 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 06:25:18,382 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 06:25:18,382 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 06:25:18,382 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 06:25:18,383 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 06:25:18,383 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 06:25:18,384 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 06:25:18,385 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 06:25:18,385 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_Goto.epf [2018-06-22 06:25:18,398 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 06:25:18,398 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 06:25:18,399 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 06:25:18,399 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 06:25:18,400 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 06:25:18,400 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 06:25:18,400 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 06:25:18,401 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 06:25:18,401 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 06:25:18,401 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 06:25:18,401 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 06:25:18,402 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 06:25:18,402 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 06:25:18,402 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 06:25:18,402 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 06:25:18,402 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 06:25:18,403 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 06:25:18,404 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 06:25:18,404 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 06:25:18,446 INFO ]: Repository-Root is: /tmp [2018-06-22 06:25:18,464 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 06:25:18,472 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 06:25:18,474 INFO ]: Initializing SmtParser... [2018-06-22 06:25:18,474 INFO ]: SmtParser initialized [2018-06-22 06:25:18,475 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/car_all_e8_856_e1_217.smt2 [2018-06-22 06:25:18,476 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 [2018-06-22 06:25:18,571 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/car_all_e8_856_e1_217.smt2 unknown [2018-06-22 06:25:19,070 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/car_all_e8_856_e1_217.smt2 [2018-06-22 06:25:19,075 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 06:25:19,081 INFO ]: Walking toolchain with 4 elements. [2018-06-22 06:25:19,082 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 06:25:19,082 INFO ]: Initializing ChcToBoogie... [2018-06-22 06:25:19,082 INFO ]: ChcToBoogie initialized [2018-06-22 06:25:19,085 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 06:25:19" (1/1) ... [2018-06-22 06:25:19,155 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:25:19 Unit [2018-06-22 06:25:19,155 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 06:25:19,156 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 06:25:19,156 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 06:25:19,156 INFO ]: Boogie Preprocessor initialized [2018-06-22 06:25:19,176 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:25:19" (1/1) ... [2018-06-22 06:25:19,176 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:25:19" (1/1) ... [2018-06-22 06:25:19,184 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:25:19" (1/1) ... [2018-06-22 06:25:19,185 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:25:19" (1/1) ... [2018-06-22 06:25:19,196 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:25:19" (1/1) ... [2018-06-22 06:25:19,197 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:25:19" (1/1) ... [2018-06-22 06:25:19,208 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:25:19" (1/1) ... [2018-06-22 06:25:19,210 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 06:25:19,211 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 06:25:19,211 INFO ]: Initializing RCFGBuilder... [2018-06-22 06:25:19,211 INFO ]: RCFGBuilder initialized [2018-06-22 06:25:19,212 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:25:19" (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) [2018-06-22 06:25:19,237 INFO ]: Specification and implementation of procedure gotoProc given in one single declaration [2018-06-22 06:25:19,237 INFO ]: Found specification of procedure gotoProc [2018-06-22 06:25:19,237 INFO ]: Found implementation of procedure gotoProc [2018-06-22 06:25:19,238 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 06:25:19,238 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 06:25:19,238 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 [2018-06-22 06:25:19,597 INFO ]: Using library mode [2018-06-22 06:25:19,600 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 06:25:19 BoogieIcfgContainer [2018-06-22 06:25:19,600 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 06:25:19,601 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 06:25:19,601 INFO ]: Initializing TraceAbstraction... [2018-06-22 06:25:19,605 INFO ]: TraceAbstraction initialized [2018-06-22 06:25:19,605 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 06:25:19" (1/3) ... [2018-06-22 06:25:19,608 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d18d3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 06:25:19, skipping insertion in model container [2018-06-22 06:25:19,608 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:25:19" (2/3) ... [2018-06-22 06:25:19,609 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d18d3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 06:25:19, skipping insertion in model container [2018-06-22 06:25:19,609 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 06:25:19" (3/3) ... [2018-06-22 06:25:19,611 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 06:25:19,619 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 06:25:19,625 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 06:25:19,661 INFO ]: Using default assertion order modulation [2018-06-22 06:25:19,661 INFO ]: Interprodecural is true [2018-06-22 06:25:19,661 INFO ]: Hoare is false [2018-06-22 06:25:19,661 INFO ]: Compute interpolants for FPandBP [2018-06-22 06:25:19,661 INFO ]: Backedges is TWOTRACK [2018-06-22 06:25:19,661 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 06:25:19,661 INFO ]: Difference is false [2018-06-22 06:25:19,661 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 06:25:19,662 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 06:25:19,678 INFO ]: Start isEmpty. Operand 10 states. [2018-06-22 06:25:19,687 INFO ]: Finished isEmpty. Found accepting run of length 8 [2018-06-22 06:25:19,687 INFO ]: Found error trace [2018-06-22 06:25:19,688 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2018-06-22 06:25:19,688 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 06:25:19,694 INFO ]: Analyzing trace with hash 1284994894, now seen corresponding path program 1 times [2018-06-22 06:25:19,695 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 06:25:19,696 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 06:25:19,728 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 06:25:19,728 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 06:25:19,728 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 06:25:19,827 INFO ]: Conjunction of SSA is unsat [2018-06-22 06:25:20,064 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 06:25:20,065 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 06:25:20,065 INFO ]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-06-22 06:25:20,067 INFO ]: Interpolant automaton has 3 states [2018-06-22 06:25:20,077 INFO ]: Constructing interpolant automaton starting with 3 interpolants. [2018-06-22 06:25:20,078 INFO ]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-06-22 06:25:20,079 INFO ]: Start difference. First operand 10 states. Second operand 3 states. [2018-06-22 06:25:20,166 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 06:25:20,166 INFO ]: Finished difference Result 9 states and 9 transitions. [2018-06-22 06:25:20,167 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-06-22 06:25:20,169 INFO ]: Start accepts. Automaton has 3 states. Word has length 7 [2018-06-22 06:25:20,169 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 06:25:20,181 INFO ]: With dead ends: 9 [2018-06-22 06:25:20,181 INFO ]: Without dead ends: 9 [2018-06-22 06:25:20,183 INFO ]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-06-22 06:25:20,199 INFO ]: Start minimizeSevpa. Operand 9 states. [2018-06-22 06:25:20,220 INFO ]: Finished minimizeSevpa. Reduced states from 9 to 9. [2018-06-22 06:25:20,221 INFO ]: Start removeUnreachable. Operand 9 states. [2018-06-22 06:25:20,222 INFO ]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2018-06-22 06:25:20,223 INFO ]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 7 [2018-06-22 06:25:20,224 INFO ]: Finished accepts. word is rejected. [2018-06-22 06:25:20,224 INFO ]: Abstraction has 9 states and 9 transitions. [2018-06-22 06:25:20,224 INFO ]: Interpolant automaton has 3 states. [2018-06-22 06:25:20,224 INFO ]: Start isEmpty. Operand 9 states and 9 transitions. [2018-06-22 06:25:20,224 INFO ]: Finished isEmpty. Found accepting run of length 9 [2018-06-22 06:25:20,224 INFO ]: Found error trace [2018-06-22 06:25:20,224 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 06:25:20,224 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 06:25:20,224 INFO ]: Analyzing trace with hash 1180964567, now seen corresponding path program 1 times [2018-06-22 06:25:20,224 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 06:25:20,224 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 06:25:20,225 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 06:25:20,225 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 06:25:20,225 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 06:25:20,323 INFO ]: Conjunction of SSA is unsat [2018-06-22 06:25:20,550 INFO ]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 06:25:20,550 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 06:25:20,550 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 [2018-06-22 06:25:20,559 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 06:25:20,687 INFO ]: Conjunction of SSA is unsat [2018-06-22 06:25:20,698 INFO ]: Computing forward predicates... [2018-06-22 06:25:21,100 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 06:25:21,501 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 06:25:21,752 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 06:25:21,875 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 06:25:22,006 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 06:25:22,197 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 06:25:24,953 WARN ]: Spent 600.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 27 [2018-06-22 06:25:24,961 INFO ]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 06:25:24,982 INFO ]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-06-22 06:25:24,982 INFO ]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2018-06-22 06:25:24,982 INFO ]: Interpolant automaton has 5 states [2018-06-22 06:25:24,983 INFO ]: Constructing interpolant automaton starting with 5 interpolants. [2018-06-22 06:25:24,983 INFO ]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-06-22 06:25:24,983 INFO ]: Start difference. First operand 9 states and 9 transitions. Second operand 5 states. [2018-06-22 06:25:25,113 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 06:25:25,113 INFO ]: Finished difference Result 10 states and 10 transitions. [2018-06-22 06:25:25,113 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 06:25:25,114 INFO ]: Start accepts. Automaton has 5 states. Word has length 8 [2018-06-22 06:25:25,114 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 06:25:25,114 INFO ]: With dead ends: 10 [2018-06-22 06:25:25,114 INFO ]: Without dead ends: 10 [2018-06-22 06:25:25,115 INFO ]: 0 DeclaredPredicates, 12 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-06-22 06:25:25,115 INFO ]: Start minimizeSevpa. Operand 10 states. [2018-06-22 06:25:25,115 INFO ]: Finished minimizeSevpa. Reduced states from 10 to 10. [2018-06-22 06:25:25,115 INFO ]: Start removeUnreachable. Operand 10 states. [2018-06-22 06:25:25,116 INFO ]: Finished removeUnreachable. Reduced from 10 states to 10 states and 10 transitions. [2018-06-22 06:25:25,116 INFO ]: Start accepts. Automaton has 10 states and 10 transitions. Word has length 8 [2018-06-22 06:25:25,116 INFO ]: Finished accepts. word is rejected. [2018-06-22 06:25:25,116 INFO ]: Abstraction has 10 states and 10 transitions. [2018-06-22 06:25:25,116 INFO ]: Interpolant automaton has 5 states. [2018-06-22 06:25:25,116 INFO ]: Start isEmpty. Operand 10 states and 10 transitions. [2018-06-22 06:25:25,116 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 06:25:25,116 INFO ]: Found error trace [2018-06-22 06:25:25,116 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 06:25:25,116 INFO ]: === Iteration 3 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 06:25:25,117 INFO ]: Analyzing trace with hash -2043975570, now seen corresponding path program 2 times [2018-06-22 06:25:25,117 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 06:25:25,117 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 06:25:25,117 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 06:25:25,117 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 06:25:25,117 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 06:25:25,201 INFO ]: Conjunction of SSA is sat [2018-06-22 06:25:25,207 INFO ]: Counterexample might be feasible [2018-06-22 06:25:25,224 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 06:25:25 BoogieIcfgContainer [2018-06-22 06:25:25,224 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 06:25:25,225 INFO ]: Toolchain (without parser) took 6149.17 ms. Allocated memory was 306.7 MB in the beginning and 394.8 MB in the end (delta: 88.1 MB). Free memory was 255.2 MB in the beginning and 322.2 MB in the end (delta: -66.9 MB). Peak memory consumption was 21.2 MB. Max. memory is 3.6 GB. [2018-06-22 06:25:25,226 INFO ]: SmtParser took 0.10 ms. Allocated memory is still 306.7 MB. Free memory is still 272.3 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 06:25:25,226 INFO ]: ChcToBoogie took 73.86 ms. Allocated memory is still 306.7 MB. Free memory was 255.2 MB in the beginning and 252.3 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-22 06:25:25,226 INFO ]: Boogie Preprocessor took 54.30 ms. Allocated memory is still 306.7 MB. Free memory was 252.3 MB in the beginning and 251.3 MB in the end (delta: 996.2 kB). Peak memory consumption was 996.2 kB. Max. memory is 3.6 GB. [2018-06-22 06:25:25,227 INFO ]: RCFGBuilder took 388.98 ms. Allocated memory is still 306.7 MB. Free memory was 251.3 MB in the beginning and 231.2 MB in the end (delta: 20.0 MB). Peak memory consumption was 20.0 MB. Max. memory is 3.6 GB. [2018-06-22 06:25:25,227 INFO ]: TraceAbstraction took 5622.60 ms. Allocated memory was 306.7 MB in the beginning and 394.8 MB in the end (delta: 88.1 MB). Free memory was 231.2 MB in the beginning and 322.2 MB in the end (delta: -90.9 MB). There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 06:25:25,231 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.10 ms. Allocated memory is still 306.7 MB. Free memory is still 272.3 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 73.86 ms. Allocated memory is still 306.7 MB. Free memory was 255.2 MB in the beginning and 252.3 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 54.30 ms. Allocated memory is still 306.7 MB. Free memory was 252.3 MB in the beginning and 251.3 MB in the end (delta: 996.2 kB). Peak memory consumption was 996.2 kB. Max. memory is 3.6 GB. * RCFGBuilder took 388.98 ms. Allocated memory is still 306.7 MB. Free memory was 251.3 MB in the beginning and 231.2 MB in the end (delta: 20.0 MB). Peak memory consumption was 20.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 5622.60 ms. Allocated memory was 306.7 MB in the beginning and 394.8 MB in the end (delta: 88.1 MB). Free memory was 231.2 MB in the beginning and 322.2 MB in the end (delta: -90.9 MB). There was no memory consumed. 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 gotoProc(0, false, false, false, false, false, false, false, false, false, false, false, 0, 0, 0, 0, 0, 0, 0, 0, false, false, false, false, false, false, false, 0, 0, 0, false, false, false, false, 0, 0); [L0] gotoSwitch := gotoSwitch_in; [L0] assume !hbv_False_1_Bool; [L0] hhv_state_0_Bool, hhv_state_1_Bool, hhv_state_2_Bool, hhv_state_3_Bool, hhv_state_4_Bool, hhv_state_5_Bool, hhv_state_6_Bool, hhv_state_7_Bool, hhv_state_8_Bool, hhv_state_9_Bool, hhv_state_10_Bool, hhv_state_11_Int, hhv_state_12_Int, hhv_state_13_Int, hhv_state_14_Int, hhv_state_15_Int, hhv_state_16_Int, hhv_state_17_Int, hhv_state_18_Int, hhv_state_19_Bool, hhv_state_20_Bool, hhv_state_21_Bool, hhv_state_22_Bool, hhv_state_23_Bool, hhv_state_24_Bool, hhv_state_25_Bool, hhv_state_26_Int, hhv_state_27_Int, hhv_state_28_Int, hhv_state_29_Bool, hhv_state_30_Bool, hhv_state_31_Bool, hhv_state_32_Bool, hhv_state_33_Int, hhv_state_34_Int := hbv_False_2_Bool, hbv_False_3_Bool, 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_Bool, hbv_False_11_Bool, hbv_False_12_Bool, 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_Bool, hbv_False_22_Bool, hbv_False_23_Bool, hbv_False_24_Bool, hbv_False_25_Bool, hbv_False_26_Bool, hbv_False_27_Bool, hbv_False_28_Int, hbv_False_29_Int, hbv_False_30_Int, hbv_False_31_Bool, hbv_False_32_Bool, hbv_False_33_Bool, hbv_False_1_Bool, hbv_False_34_Int, hbv_False_35_Int; [L0] havoc hbv_False_23_Bool, hbv_False_4_Bool, hbv_False_18_Int, hbv_False_1_Bool, hbv_False_20_Int, hbv_False_35_Int, hbv_False_2_Bool, hbv_False_33_Bool, hbv_False_16_Int, hbv_False_17_Int, hbv_False_25_Bool, hbv_False_13_Int, hbv_False_7_Bool, hbv_False_19_Int, hbv_False_24_Bool, hbv_False_22_Bool, hbv_False_10_Bool, hbv_False_5_Bool, hbv_False_29_Int, hbv_False_21_Bool, hbv_False_26_Bool, hbv_False_32_Bool, hbv_False_31_Bool, hbv_False_15_Int, hbv_False_30_Int, hbv_False_11_Bool, hbv_False_9_Bool, hbv_False_12_Bool, hbv_False_27_Bool, hbv_False_34_Int, hbv_False_14_Int, hbv_False_8_Bool, hbv_False_3_Bool, hbv_False_28_Int, hbv_False_6_Bool; [L0] assume (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((!(!(hbv_state_11_Int == hhv_state_34_Int) && !hhv_state_8_Bool) && hhv_state_14_Int == hhv_state_13_Int) && !((!hbv_state_30_Bool || !hbv_state_10_Bool) && (hbv_state_30_Bool || hbv_state_10_Bool))) && !((!hhv_state_6_Bool || !hhv_state_23_Bool) && (hhv_state_23_Bool || hhv_state_6_Bool))) && hhv_state_18_Int == hhv_state_28_Int) && !((!hhv_state_20_Bool || !(4 <= hhv_state_14_Int)) && (4 <= hhv_state_14_Int || hhv_state_20_Bool))) && !((((((0 <= hhv_state_27_Int && 0 <= hhv_state_28_Int) && !(11 <= hhv_state_28_Int)) && !(4 <= hhv_state_27_Int)) || hhv_state_32_Bool) || !hhv_state_22_Bool) && ((hhv_state_22_Bool && (((4 <= hhv_state_27_Int || 11 <= hhv_state_28_Int) || !(0 <= hhv_state_28_Int)) || !(0 <= hhv_state_27_Int))) || !hhv_state_32_Bool))) && !((hhv_state_7_Bool || hhv_state_8_Bool) && (!hhv_state_7_Bool || !hhv_state_8_Bool))) && !((4 <= hbv_state_11_Int || hbv_state_1_Bool) && (!(4 <= hbv_state_11_Int) || !hbv_state_1_Bool))) && !((hbv_state_16_Bool || hbv_state_17_Bool) && (!hbv_state_17_Bool || !hbv_state_16_Bool))) && !((!hbv_state_10_Bool || !hbv_state_12_Bool) && (hbv_state_12_Bool || hbv_state_10_Bool))) && hhv_state_11_Int == hhv_state_15_Int) && hbv_state_18_Int == hbv_state_11_Int) && !((hbv_state_6_Bool || hbv_state_7_Bool) && (!hbv_state_6_Bool || !hbv_state_7_Bool))) && !((!hbv_state_1_Bool || !hbv_state_2_Bool) && (hbv_state_2_Bool || hbv_state_1_Bool))) && !((hhv_state_29_Bool || hhv_state_19_Bool) && (!hhv_state_29_Bool || !hhv_state_19_Bool))) && hbv_state_32_Int == hbv_state_5_Int) && hhv_state_16_Int == hhv_state_27_Int) && !((!hbv_state_6_Bool && !(hbv_state_8_Int == 0)) && hbv_state_10_Bool)) && !((!hhv_state_6_Bool || !hhv_state_10_Bool) && !(hbv_state_5_Int == hhv_state_33_Int))) && !(!(hbv_state_14_Int == hhv_state_12_Int) && (!hhv_state_6_Bool || !hhv_state_10_Bool))) && !(!(hbv_state_8_Int == hbv_state_9_Int) && (hbv_state_6_Bool || !hbv_state_10_Bool))) && hhv_state_18_Int == hhv_state_17_Int) && !((hbv_state_16_Bool || 3 <= hbv_state_14_Int) && (!(3 <= hbv_state_14_Int) || !hbv_state_16_Bool))) && !((((!hhv_state_4_Bool || !hbv_state_22_Bool) || 32767 <= hhv_state_28_Int) || !hhv_state_0_Bool) && (hhv_state_0_Bool || ((!(32767 <= hhv_state_28_Int) && hbv_state_22_Bool) && hhv_state_4_Bool)))) && !((!hbv_state_3_Bool || !hbv_state_4_Bool) && (hbv_state_4_Bool || hbv_state_3_Bool))) && !(!(hbv_state_11_Int + -1 * hhv_state_34_Int == -1) && hhv_state_8_Bool)) && !((hhv_state_10_Bool || hhv_state_9_Bool) && (!hhv_state_9_Bool || !hhv_state_10_Bool))) && hbv_state_14_Int == hbv_state_15_Int) && !((!(hhv_state_11_Int == 0) && !hhv_state_10_Bool) && hhv_state_8_Bool)) && hhv_state_13_Int == hhv_state_34_Int) && !((hhv_state_10_Bool || hhv_state_25_Bool) && (!hhv_state_25_Bool || !hhv_state_10_Bool))) && !((!hbv_state_27_Bool || !hbv_state_20_Bool) && (hbv_state_27_Bool || hbv_state_20_Bool))) && !((hhv_state_19_Bool || hhv_state_18_Int == 10) && (!(hhv_state_18_Int == 10) || !hhv_state_19_Bool))) && !((!hhv_state_7_Bool || !hhv_state_2_Bool) && (hhv_state_7_Bool || hhv_state_2_Bool))) && !((!hhv_state_22_Bool || !hhv_state_1_Bool) && (hhv_state_22_Bool || hhv_state_1_Bool))) && !((hhv_state_5_Bool || hhv_state_6_Bool) && (!hhv_state_6_Bool || !hhv_state_5_Bool))) && !((!(hbv_state_14_Int + -1 * hhv_state_12_Int == -2) && hhv_state_10_Bool) && hhv_state_6_Bool)) && !((hbv_state_5_Int == 10 || hbv_state_4_Bool) && (!(hbv_state_5_Int == 10) || !hbv_state_4_Bool))) && hhv_state_17_Int == hhv_state_33_Int) && !((hhv_state_21_Bool || hhv_state_31_Bool) && (!hhv_state_31_Bool || !hhv_state_21_Bool))) && hbv_state_5_Int == hbv_state_29_Int) && !((hhv_state_10_Bool && !(hbv_state_5_Int + -1 * hhv_state_33_Int == -1)) && hhv_state_6_Bool)) && hhv_state_14_Int == hhv_state_26_Int) && !(((!hbv_state_24_Bool || !hbv_state_25_Bool) || hbv_state_26_Bool) && (!hbv_state_26_Bool || (hbv_state_25_Bool && hbv_state_24_Bool)))) && !((!hhv_state_20_Bool || !hhv_state_30_Bool) && (hhv_state_30_Bool || hhv_state_20_Bool))) && !(((!hhv_state_5_Bool || !hhv_state_3_Bool) || hhv_state_2_Bool) && (hhv_state_5_Bool || (!hhv_state_2_Bool && hhv_state_3_Bool)))) && !(!(hhv_state_11_Int == hhv_state_12_Int) && (hhv_state_10_Bool || !hhv_state_8_Bool))) && !((!hbv_state_31_Bool || (hbv_state_23_Bool && (((!(0 <= hbv_state_15_Int) || 11 <= hbv_state_29_Int) || !(0 <= hbv_state_29_Int)) || 4 <= hbv_state_15_Int))) && ((hbv_state_31_Bool || (((!(4 <= hbv_state_15_Int) && 0 <= hbv_state_15_Int) && !(11 <= hbv_state_29_Int)) && 0 <= hbv_state_29_Int)) || !hbv_state_23_Bool))) && hbv_state_33_Int == hbv_state_14_Int) && !((!hhv_state_1_Bool || !hhv_state_0_Bool) && (hhv_state_1_Bool || hhv_state_0_Bool))) && !((!hbv_state_21_Bool || !hbv_state_22_Bool) && (hbv_state_21_Bool || hbv_state_22_Bool))) && hhv_state_16_Int == hhv_state_15_Int) && !((hbv_state_23_Bool || hbv_state_22_Bool) && (!hbv_state_23_Bool || !hbv_state_22_Bool))) && !((!hbv_state_19_Bool || !hbv_state_20_Bool) && (hbv_state_19_Bool || hbv_state_20_Bool))) && !(((((hbv_state_16_Bool || !hhv_state_9_Bool) || !hbv_state_6_Bool) || hbv_state_4_Bool) || hbv_state_1_Bool) && (hhv_state_9_Bool || (((hbv_state_6_Bool && !hbv_state_16_Bool) && !hbv_state_1_Bool) && !hbv_state_4_Bool)))) && !((!hbv_state_6_Bool || !hbv_state_28_Bool) && (hbv_state_6_Bool || hbv_state_28_Bool))) && hbv_state_11_Int == hbv_state_13_Int) && !((!hhv_state_24_Bool || !hhv_state_8_Bool) && (hhv_state_24_Bool || hhv_state_8_Bool))) && !(((!hhv_state_3_Bool || !hhv_state_2_Bool) || hhv_state_4_Bool) && (!hhv_state_4_Bool || (hhv_state_2_Bool && hhv_state_3_Bool)))) && !((!(3 <= hhv_state_16_Int) || !hhv_state_21_Bool) && (hhv_state_21_Bool || 3 <= hhv_state_16_Int)); [L0] hhv_state_0_Bool, hhv_state_1_Bool, hhv_state_2_Bool, hhv_state_3_Bool, hhv_state_4_Bool, hhv_state_5_Bool, hhv_state_6_Bool, hhv_state_7_Bool, hhv_state_8_Bool, hhv_state_9_Bool, hhv_state_10_Bool, hhv_state_11_Int, hhv_state_12_Int, hhv_state_13_Int, hhv_state_14_Int, hhv_state_15_Int, hhv_state_16_Int, hhv_state_17_Int, hhv_state_18_Int, hhv_state_19_Bool, hhv_state_20_Bool, hhv_state_21_Bool, hhv_state_22_Bool, hhv_state_23_Bool, hhv_state_24_Bool, hhv_state_25_Bool, hhv_state_26_Int, hhv_state_27_Int, hhv_state_28_Int, hhv_state_29_Bool, hhv_state_30_Bool, hhv_state_31_Bool, hhv_state_32_Bool, hhv_state_33_Int, hhv_state_34_Int := hbv_state_21_Bool, hbv_state_22_Bool, hbv_state_24_Bool, hbv_state_25_Bool, hbv_state_26_Bool, hbv_state_19_Bool, hbv_state_20_Bool, hbv_state_30_Bool, hbv_state_10_Bool, hbv_state_28_Bool, hbv_state_6_Bool, hbv_state_8_Int, hbv_state_9_Int, hbv_state_18_Int, hbv_state_11_Int, hbv_state_33_Int, hbv_state_14_Int, hbv_state_32_Int, hbv_state_5_Int, hbv_state_4_Bool, hbv_state_1_Bool, hbv_state_16_Bool, hbv_state_23_Bool, hbv_state_27_Bool, hbv_state_12_Bool, hbv_state_7_Bool, hbv_state_13_Int, hbv_state_15_Int, hbv_state_29_Int, hbv_state_3_Bool, hbv_state_2_Bool, hbv_state_17_Bool, hbv_state_31_Bool, hbv_state_34_Int, hbv_state_35_Int; [L0] havoc hbv_state_30_Bool, hbv_state_29_Int, hbv_state_11_Int, hbv_state_3_Bool, hbv_state_35_Int, hbv_state_24_Bool, hbv_state_28_Bool, hbv_state_22_Bool, hbv_state_10_Bool, hbv_state_1_Bool, hbv_state_21_Bool, hbv_state_19_Bool, hbv_state_27_Bool, hbv_state_32_Int, hbv_state_18_Int, hbv_state_33_Int, hbv_state_12_Bool, hbv_state_13_Int, hbv_state_9_Int, hbv_state_7_Bool, hbv_state_34_Int, hbv_state_14_Int, hbv_state_25_Bool, hbv_state_31_Bool, hbv_state_17_Bool, hbv_state_20_Bool, hbv_state_8_Int, hbv_state_5_Int, hbv_state_23_Bool, hbv_state_26_Bool, hbv_state_16_Bool, hbv_state_2_Bool, hbv_state_15_Int, hbv_state_4_Bool, hbv_state_6_Bool; [L0] assume (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((!(!(hbv_state_11_Int == hhv_state_34_Int) && !hhv_state_8_Bool) && hhv_state_14_Int == hhv_state_13_Int) && !((!hbv_state_30_Bool || !hbv_state_10_Bool) && (hbv_state_30_Bool || hbv_state_10_Bool))) && !((!hhv_state_6_Bool || !hhv_state_23_Bool) && (hhv_state_23_Bool || hhv_state_6_Bool))) && hhv_state_18_Int == hhv_state_28_Int) && !((!hhv_state_20_Bool || !(4 <= hhv_state_14_Int)) && (4 <= hhv_state_14_Int || hhv_state_20_Bool))) && !((((((0 <= hhv_state_27_Int && 0 <= hhv_state_28_Int) && !(11 <= hhv_state_28_Int)) && !(4 <= hhv_state_27_Int)) || hhv_state_32_Bool) || !hhv_state_22_Bool) && ((hhv_state_22_Bool && (((4 <= hhv_state_27_Int || 11 <= hhv_state_28_Int) || !(0 <= hhv_state_28_Int)) || !(0 <= hhv_state_27_Int))) || !hhv_state_32_Bool))) && !((hhv_state_7_Bool || hhv_state_8_Bool) && (!hhv_state_7_Bool || !hhv_state_8_Bool))) && !((4 <= hbv_state_11_Int || hbv_state_1_Bool) && (!(4 <= hbv_state_11_Int) || !hbv_state_1_Bool))) && !((hbv_state_16_Bool || hbv_state_17_Bool) && (!hbv_state_17_Bool || !hbv_state_16_Bool))) && !((!hbv_state_10_Bool || !hbv_state_12_Bool) && (hbv_state_12_Bool || hbv_state_10_Bool))) && hhv_state_11_Int == hhv_state_15_Int) && hbv_state_18_Int == hbv_state_11_Int) && !((hbv_state_6_Bool || hbv_state_7_Bool) && (!hbv_state_6_Bool || !hbv_state_7_Bool))) && !((!hbv_state_1_Bool || !hbv_state_2_Bool) && (hbv_state_2_Bool || hbv_state_1_Bool))) && !((hhv_state_29_Bool || hhv_state_19_Bool) && (!hhv_state_29_Bool || !hhv_state_19_Bool))) && hbv_state_32_Int == hbv_state_5_Int) && hhv_state_16_Int == hhv_state_27_Int) && !((!hbv_state_6_Bool && !(hbv_state_8_Int == 0)) && hbv_state_10_Bool)) && !((!hhv_state_6_Bool || !hhv_state_10_Bool) && !(hbv_state_5_Int == hhv_state_33_Int))) && !(!(hbv_state_14_Int == hhv_state_12_Int) && (!hhv_state_6_Bool || !hhv_state_10_Bool))) && !(!(hbv_state_8_Int == hbv_state_9_Int) && (hbv_state_6_Bool || !hbv_state_10_Bool))) && hhv_state_18_Int == hhv_state_17_Int) && !((hbv_state_16_Bool || 3 <= hbv_state_14_Int) && (!(3 <= hbv_state_14_Int) || !hbv_state_16_Bool))) && !((((!hhv_state_4_Bool || !hbv_state_22_Bool) || 32767 <= hhv_state_28_Int) || !hhv_state_0_Bool) && (hhv_state_0_Bool || ((!(32767 <= hhv_state_28_Int) && hbv_state_22_Bool) && hhv_state_4_Bool)))) && !((!hbv_state_3_Bool || !hbv_state_4_Bool) && (hbv_state_4_Bool || hbv_state_3_Bool))) && !(!(hbv_state_11_Int + -1 * hhv_state_34_Int == -1) && hhv_state_8_Bool)) && !((hhv_state_10_Bool || hhv_state_9_Bool) && (!hhv_state_9_Bool || !hhv_state_10_Bool))) && hbv_state_14_Int == hbv_state_15_Int) && !((!(hhv_state_11_Int == 0) && !hhv_state_10_Bool) && hhv_state_8_Bool)) && hhv_state_13_Int == hhv_state_34_Int) && !((hhv_state_10_Bool || hhv_state_25_Bool) && (!hhv_state_25_Bool || !hhv_state_10_Bool))) && !((!hbv_state_27_Bool || !hbv_state_20_Bool) && (hbv_state_27_Bool || hbv_state_20_Bool))) && !((hhv_state_19_Bool || hhv_state_18_Int == 10) && (!(hhv_state_18_Int == 10) || !hhv_state_19_Bool))) && !((!hhv_state_7_Bool || !hhv_state_2_Bool) && (hhv_state_7_Bool || hhv_state_2_Bool))) && !((!hhv_state_22_Bool || !hhv_state_1_Bool) && (hhv_state_22_Bool || hhv_state_1_Bool))) && !((hhv_state_5_Bool || hhv_state_6_Bool) && (!hhv_state_6_Bool || !hhv_state_5_Bool))) && !((!(hbv_state_14_Int + -1 * hhv_state_12_Int == -2) && hhv_state_10_Bool) && hhv_state_6_Bool)) && !((hbv_state_5_Int == 10 || hbv_state_4_Bool) && (!(hbv_state_5_Int == 10) || !hbv_state_4_Bool))) && hhv_state_17_Int == hhv_state_33_Int) && !((hhv_state_21_Bool || hhv_state_31_Bool) && (!hhv_state_31_Bool || !hhv_state_21_Bool))) && hbv_state_5_Int == hbv_state_29_Int) && !((hhv_state_10_Bool && !(hbv_state_5_Int + -1 * hhv_state_33_Int == -1)) && hhv_state_6_Bool)) && hhv_state_14_Int == hhv_state_26_Int) && !(((!hbv_state_24_Bool || !hbv_state_25_Bool) || hbv_state_26_Bool) && (!hbv_state_26_Bool || (hbv_state_25_Bool && hbv_state_24_Bool)))) && !((!hhv_state_20_Bool || !hhv_state_30_Bool) && (hhv_state_30_Bool || hhv_state_20_Bool))) && !(((!hhv_state_5_Bool || !hhv_state_3_Bool) || hhv_state_2_Bool) && (hhv_state_5_Bool || (!hhv_state_2_Bool && hhv_state_3_Bool)))) && !(!(hhv_state_11_Int == hhv_state_12_Int) && (hhv_state_10_Bool || !hhv_state_8_Bool))) && !((!hbv_state_31_Bool || (hbv_state_23_Bool && (((!(0 <= hbv_state_15_Int) || 11 <= hbv_state_29_Int) || !(0 <= hbv_state_29_Int)) || 4 <= hbv_state_15_Int))) && ((hbv_state_31_Bool || (((!(4 <= hbv_state_15_Int) && 0 <= hbv_state_15_Int) && !(11 <= hbv_state_29_Int)) && 0 <= hbv_state_29_Int)) || !hbv_state_23_Bool))) && hbv_state_33_Int == hbv_state_14_Int) && !((!hhv_state_1_Bool || !hhv_state_0_Bool) && (hhv_state_1_Bool || hhv_state_0_Bool))) && !((!hbv_state_21_Bool || !hbv_state_22_Bool) && (hbv_state_21_Bool || hbv_state_22_Bool))) && hhv_state_16_Int == hhv_state_15_Int) && !((hbv_state_23_Bool || hbv_state_22_Bool) && (!hbv_state_23_Bool || !hbv_state_22_Bool))) && !((!hbv_state_19_Bool || !hbv_state_20_Bool) && (hbv_state_19_Bool || hbv_state_20_Bool))) && !(((((hbv_state_16_Bool || !hhv_state_9_Bool) || !hbv_state_6_Bool) || hbv_state_4_Bool) || hbv_state_1_Bool) && (hhv_state_9_Bool || (((hbv_state_6_Bool && !hbv_state_16_Bool) && !hbv_state_1_Bool) && !hbv_state_4_Bool)))) && !((!hbv_state_6_Bool || !hbv_state_28_Bool) && (hbv_state_6_Bool || hbv_state_28_Bool))) && hbv_state_11_Int == hbv_state_13_Int) && !((!hhv_state_24_Bool || !hhv_state_8_Bool) && (hhv_state_24_Bool || hhv_state_8_Bool))) && !(((!hhv_state_3_Bool || !hhv_state_2_Bool) || hhv_state_4_Bool) && (!hhv_state_4_Bool || (hhv_state_2_Bool && hhv_state_3_Bool)))) && !((!(3 <= hhv_state_16_Int) || !hhv_state_21_Bool) && (hhv_state_21_Bool || 3 <= hhv_state_16_Int)); [L0] hhv_state_0_Bool, hhv_state_1_Bool, hhv_state_2_Bool, hhv_state_3_Bool, hhv_state_4_Bool, hhv_state_5_Bool, hhv_state_6_Bool, hhv_state_7_Bool, hhv_state_8_Bool, hhv_state_9_Bool, hhv_state_10_Bool, hhv_state_11_Int, hhv_state_12_Int, hhv_state_13_Int, hhv_state_14_Int, hhv_state_15_Int, hhv_state_16_Int, hhv_state_17_Int, hhv_state_18_Int, hhv_state_19_Bool, hhv_state_20_Bool, hhv_state_21_Bool, hhv_state_22_Bool, hhv_state_23_Bool, hhv_state_24_Bool, hhv_state_25_Bool, hhv_state_26_Int, hhv_state_27_Int, hhv_state_28_Int, hhv_state_29_Bool, hhv_state_30_Bool, hhv_state_31_Bool, hhv_state_32_Bool, hhv_state_33_Int, hhv_state_34_Int := hbv_state_21_Bool, hbv_state_22_Bool, hbv_state_24_Bool, hbv_state_25_Bool, hbv_state_26_Bool, hbv_state_19_Bool, hbv_state_20_Bool, hbv_state_30_Bool, hbv_state_10_Bool, hbv_state_28_Bool, hbv_state_6_Bool, hbv_state_8_Int, hbv_state_9_Int, hbv_state_18_Int, hbv_state_11_Int, hbv_state_33_Int, hbv_state_14_Int, hbv_state_32_Int, hbv_state_5_Int, hbv_state_4_Bool, hbv_state_1_Bool, hbv_state_16_Bool, hbv_state_23_Bool, hbv_state_27_Bool, hbv_state_12_Bool, hbv_state_7_Bool, hbv_state_13_Int, hbv_state_15_Int, hbv_state_29_Int, hbv_state_3_Bool, hbv_state_2_Bool, hbv_state_17_Bool, hbv_state_31_Bool, hbv_state_34_Int, hbv_state_35_Int; [L0] havoc hbv_state_30_Bool, hbv_state_29_Int, hbv_state_11_Int, hbv_state_3_Bool, hbv_state_35_Int, hbv_state_24_Bool, hbv_state_28_Bool, hbv_state_22_Bool, hbv_state_10_Bool, hbv_state_1_Bool, hbv_state_21_Bool, hbv_state_19_Bool, hbv_state_27_Bool, hbv_state_32_Int, hbv_state_18_Int, hbv_state_33_Int, hbv_state_12_Bool, hbv_state_13_Int, hbv_state_9_Int, hbv_state_7_Bool, hbv_state_34_Int, hbv_state_14_Int, hbv_state_25_Bool, hbv_state_31_Bool, hbv_state_17_Bool, hbv_state_20_Bool, hbv_state_8_Int, hbv_state_5_Int, hbv_state_23_Bool, hbv_state_26_Bool, hbv_state_16_Bool, hbv_state_2_Bool, hbv_state_15_Int, hbv_state_4_Bool, hbv_state_6_Bool; [L0] assume (((((((((((((((((((((((((((((!((!hhv_state_29_Bool || !hhv_state_19_Bool) && (hhv_state_19_Bool || hhv_state_29_Bool)) && hhv_state_17_Int == hhv_state_18_Int) && !(((!(32767 <= hhv_state_28_Int) && hhv_state_4_Bool) || hhv_state_0_Bool) && ((!hhv_state_0_Bool || !hhv_state_4_Bool) || 32767 <= hhv_state_28_Int))) && hhv_state_15_Int == hhv_state_16_Int) && !((hhv_state_18_Int == 10 || hhv_state_19_Bool) && (!(hhv_state_18_Int == 10) || !hhv_state_19_Bool))) && hhv_state_18_Int == hhv_state_28_Int) && !!hhv_state_9_Bool) && !(((!hhv_state_2_Bool || !hhv_state_3_Bool) || hhv_state_4_Bool) && (!hhv_state_4_Bool || (hhv_state_3_Bool && hhv_state_2_Bool)))) && !((hhv_state_22_Bool || hhv_state_1_Bool) && (!hhv_state_22_Bool || !hhv_state_1_Bool))) && !((!hhv_state_23_Bool || !hhv_state_6_Bool) && (hhv_state_23_Bool || hhv_state_6_Bool))) && hhv_state_15_Int == 0) && !((!hhv_state_10_Bool || !hhv_state_9_Bool) && (hhv_state_10_Bool || hhv_state_9_Bool))) && hhv_state_13_Int == hhv_state_14_Int) && hhv_state_17_Int == 0) && !((!hhv_state_10_Bool && !(hhv_state_11_Int == 0)) && hhv_state_8_Bool)) && hhv_state_13_Int == 0) && !((hhv_state_10_Bool || hhv_state_25_Bool) && (!hhv_state_10_Bool || !hhv_state_25_Bool))) && !((hhv_state_21_Bool || hhv_state_31_Bool) && (!hhv_state_31_Bool || !hhv_state_21_Bool))) && !((!hhv_state_7_Bool || !hhv_state_8_Bool) && (hhv_state_7_Bool || hhv_state_8_Bool))) && hhv_state_14_Int == hhv_state_26_Int) && !((!hhv_state_0_Bool || !hhv_state_1_Bool) && (hhv_state_0_Bool || hhv_state_1_Bool))) && !((!hhv_state_32_Bool || (hhv_state_22_Bool && (((!(0 <= hhv_state_27_Int) || 11 <= hhv_state_28_Int) || !(0 <= hhv_state_28_Int)) || 4 <= hhv_state_27_Int))) && ((hhv_state_32_Bool || (((!(4 <= hhv_state_27_Int) && 0 <= hhv_state_27_Int) && !(11 <= hhv_state_28_Int)) && 0 <= hhv_state_28_Int)) || !hhv_state_22_Bool))) && !((!hhv_state_20_Bool || !hhv_state_30_Bool) && (hhv_state_30_Bool || hhv_state_20_Bool))) && !((4 <= hhv_state_14_Int || hhv_state_20_Bool) && (!(4 <= hhv_state_14_Int) || !hhv_state_20_Bool))) && !hhv_state_7_Bool) && !(!(hhv_state_11_Int == hhv_state_12_Int) && (hhv_state_10_Bool || !hhv_state_8_Bool))) && !hhv_state_5_Bool) && !((!hhv_state_8_Bool || !hhv_state_24_Bool) && (hhv_state_24_Bool || hhv_state_8_Bool))) && hhv_state_16_Int == hhv_state_27_Int) && !((!hhv_state_5_Bool || !hhv_state_6_Bool) && (hhv_state_5_Bool || hhv_state_6_Bool))) && !((hhv_state_21_Bool || 3 <= hhv_state_16_Int) && (!(3 <= hhv_state_16_Int) || !hhv_state_21_Bool)); [L0] RET call gotoProc(0, false, false, false, false, false, false, false, false, false, false, false, 0, 0, 0, 0, 0, 0, 0, 0, false, false, false, false, false, false, false, 0, 0, 0, false, false, false, false, 0, 0); [L0] assert false; - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 10 locations, 1 error locations. UNSAFE Result, 5.5s OverallTime, 3 OverallIterations, 2 TraceHistogramMax, 0.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 14 SDtfs, 0 SDslu, 20 SDs, 0 SdLazy, 14 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 15 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=10occurred in iteration=0, 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, 0.3s SatisfiabilityAnalysisTime, 4.7s InterpolantComputationTime, 32 NumberOfCodeBlocks, 32 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 20 ConstructedInterpolants, 0 QuantifiedInterpolants, 719 SizeOfPredicates, 11 NumberOfNonLiveVariables, 272 ConjunctsInSsa, 52 ConjunctsInUnsatCore, 3 InterpolantComputations, 1 PerfectInterpolantSequences, 0/2 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/car_all_e8_856_e1_217.smt2_AutomizerCHC_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_06-25-25-241.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/car_all_e8_856_e1_217.smt2_AutomizerCHC_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_06-25-25-241.csv Received shutdown request...