java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem01_label14.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-02 00:42:28,392 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-02 00:42:28,394 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-02 00:42:28,405 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-10-02 00:42:28,415 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-02 00:42:28,416 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-02 00:42:28,416 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-02 00:42:28,417 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-02 00:42:28,418 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-02 00:42:28,419 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-02 00:42:28,421 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-02 00:42:28,422 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-02 00:42:28,424 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-02 00:42:28,425 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-02 00:42:28,426 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-02 00:42:28,426 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-02 00:42:28,428 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-10-02 00:42:28,435 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-02 00:42:28,436 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-02 00:42:28,437 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-02 00:42:28,438 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-02 00:42:28,456 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-02 00:42:28,457 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-02 00:42:28,459 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-02 00:42:28,459 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-02 00:42:28,459 INFO L138 SettingsManager]: * Use SBE=true [2019-10-02 00:42:28,460 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-02 00:42:28,460 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-02 00:42:28,460 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-02 00:42:28,460 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-02 00:42:28,460 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-02 00:42:28,461 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-02 00:42:28,462 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-02 00:42:28,462 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-02 00:42:28,462 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-02 00:42:28,462 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-02 00:42:28,463 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-02 00:42:28,463 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-02 00:42:28,463 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-02 00:42:28,463 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-02 00:42:28,463 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-02 00:42:28,464 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-02 00:42:28,464 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-02 00:42:28,464 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-02 00:42:28,464 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-02 00:42:28,465 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-02 00:42:28,465 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-02 00:42:28,465 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-02 00:42:28,465 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-02 00:42:28,465 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-02 00:42:28,521 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-02 00:42:28,539 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-02 00:42:28,542 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-02 00:42:28,544 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-02 00:42:28,544 INFO L275 PluginConnector]: CDTParser initialized [2019-10-02 00:42:28,545 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label14.c [2019-10-02 00:42:28,610 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84a79b7c2/b51546b2e7b04764803a9c28baccca4b/FLAG45f6128ff [2019-10-02 00:42:29,157 INFO L306 CDTParser]: Found 1 translation units. [2019-10-02 00:42:29,158 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem01_label14.c [2019-10-02 00:42:29,172 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84a79b7c2/b51546b2e7b04764803a9c28baccca4b/FLAG45f6128ff [2019-10-02 00:42:29,419 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84a79b7c2/b51546b2e7b04764803a9c28baccca4b [2019-10-02 00:42:29,429 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-02 00:42:29,430 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-02 00:42:29,431 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-02 00:42:29,431 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-02 00:42:29,436 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-02 00:42:29,437 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 12:42:29" (1/1) ... [2019-10-02 00:42:29,440 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54161a5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 12:42:29, skipping insertion in model container [2019-10-02 00:42:29,440 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 12:42:29" (1/1) ... [2019-10-02 00:42:29,447 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-02 00:42:29,511 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-02 00:42:30,055 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 00:42:30,062 INFO L188 MainTranslator]: Completed pre-run [2019-10-02 00:42:30,190 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 00:42:30,210 INFO L192 MainTranslator]: Completed translation [2019-10-02 00:42:30,210 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 12:42:30 WrapperNode [2019-10-02 00:42:30,211 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-02 00:42:30,212 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-02 00:42:30,212 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-02 00:42:30,212 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-02 00:42:30,226 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 12:42:30" (1/1) ... [2019-10-02 00:42:30,226 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 12:42:30" (1/1) ... [2019-10-02 00:42:30,255 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 12:42:30" (1/1) ... [2019-10-02 00:42:30,256 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 12:42:30" (1/1) ... [2019-10-02 00:42:30,299 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 12:42:30" (1/1) ... [2019-10-02 00:42:30,311 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 12:42:30" (1/1) ... [2019-10-02 00:42:30,315 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 12:42:30" (1/1) ... [2019-10-02 00:42:30,322 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-02 00:42:30,323 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-02 00:42:30,323 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-02 00:42:30,323 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-02 00:42:30,324 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 12:42:30" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-02 00:42:30,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-02 00:42:30,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-02 00:42:30,395 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-10-02 00:42:30,395 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-02 00:42:30,396 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-10-02 00:42:30,397 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-02 00:42:30,397 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-02 00:42:30,397 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-10-02 00:42:30,397 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-02 00:42:30,397 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-02 00:42:30,397 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-02 00:42:31,529 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-02 00:42:31,529 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-02 00:42:31,530 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 12:42:31 BoogieIcfgContainer [2019-10-02 00:42:31,531 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-02 00:42:31,534 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-02 00:42:31,534 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-02 00:42:31,539 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-02 00:42:31,539 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.10 12:42:29" (1/3) ... [2019-10-02 00:42:31,540 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77bef955 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 12:42:31, skipping insertion in model container [2019-10-02 00:42:31,540 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 12:42:30" (2/3) ... [2019-10-02 00:42:31,541 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77bef955 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 12:42:31, skipping insertion in model container [2019-10-02 00:42:31,541 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 12:42:31" (3/3) ... [2019-10-02 00:42:31,543 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem01_label14.c [2019-10-02 00:42:31,553 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-02 00:42:31,562 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-02 00:42:31,579 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-02 00:42:31,623 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-10-02 00:42:31,624 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-10-02 00:42:31,624 INFO L378 AbstractCegarLoop]: Hoare is true [2019-10-02 00:42:31,624 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-02 00:42:31,625 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-02 00:42:31,625 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-02 00:42:31,625 INFO L382 AbstractCegarLoop]: Difference is false [2019-10-02 00:42:31,625 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-02 00:42:31,625 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-02 00:42:31,657 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states. [2019-10-02 00:42:31,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2019-10-02 00:42:31,677 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 00:42:31,678 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 00:42:31,680 INFO L418 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 00:42:31,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 00:42:31,686 INFO L82 PathProgramCache]: Analyzing trace with hash -2085422569, now seen corresponding path program 1 times [2019-10-02 00:42:31,688 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 00:42:31,689 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 00:42:31,739 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 00:42:31,740 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 00:42:31,740 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 00:42:31,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 00:42:32,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 00:42:32,228 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 00:42:32,229 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 00:42:32,234 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 00:42:32,248 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 00:42:32,249 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 00:42:32,251 INFO L87 Difference]: Start difference. First operand 207 states. Second operand 3 states. [2019-10-02 00:42:33,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 00:42:33,063 INFO L93 Difference]: Finished difference Result 547 states and 938 transitions. [2019-10-02 00:42:33,065 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 00:42:33,066 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 137 [2019-10-02 00:42:33,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 00:42:33,087 INFO L225 Difference]: With dead ends: 547 [2019-10-02 00:42:33,087 INFO L226 Difference]: Without dead ends: 278 [2019-10-02 00:42:33,098 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 00:42:33,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2019-10-02 00:42:33,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 278. [2019-10-02 00:42:33,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 278 states. [2019-10-02 00:42:33,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 278 states and 394 transitions. [2019-10-02 00:42:33,209 INFO L78 Accepts]: Start accepts. Automaton has 278 states and 394 transitions. Word has length 137 [2019-10-02 00:42:33,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 00:42:33,213 INFO L475 AbstractCegarLoop]: Abstraction has 278 states and 394 transitions. [2019-10-02 00:42:33,213 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 00:42:33,213 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 394 transitions. [2019-10-02 00:42:33,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2019-10-02 00:42:33,226 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 00:42:33,229 INFO L411 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 00:42:33,230 INFO L418 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 00:42:33,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 00:42:33,231 INFO L82 PathProgramCache]: Analyzing trace with hash -168887712, now seen corresponding path program 1 times [2019-10-02 00:42:33,231 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 00:42:33,231 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 00:42:33,233 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 00:42:33,234 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 00:42:33,235 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 00:42:33,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 00:42:33,390 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 00:42:33,391 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 00:42:33,391 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-02 00:42:33,394 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-02 00:42:33,394 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-02 00:42:33,395 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-10-02 00:42:33,395 INFO L87 Difference]: Start difference. First operand 278 states and 394 transitions. Second operand 6 states. [2019-10-02 00:42:34,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 00:42:34,180 INFO L93 Difference]: Finished difference Result 840 states and 1222 transitions. [2019-10-02 00:42:34,181 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 00:42:34,181 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 147 [2019-10-02 00:42:34,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 00:42:34,187 INFO L225 Difference]: With dead ends: 840 [2019-10-02 00:42:34,187 INFO L226 Difference]: Without dead ends: 568 [2019-10-02 00:42:34,189 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-10-02 00:42:34,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 568 states. [2019-10-02 00:42:34,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 568 to 556. [2019-10-02 00:42:34,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 556 states. [2019-10-02 00:42:34,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 556 states and 785 transitions. [2019-10-02 00:42:34,229 INFO L78 Accepts]: Start accepts. Automaton has 556 states and 785 transitions. Word has length 147 [2019-10-02 00:42:34,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 00:42:34,230 INFO L475 AbstractCegarLoop]: Abstraction has 556 states and 785 transitions. [2019-10-02 00:42:34,230 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-02 00:42:34,230 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 785 transitions. [2019-10-02 00:42:34,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2019-10-02 00:42:34,233 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 00:42:34,233 INFO L411 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 00:42:34,233 INFO L418 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 00:42:34,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 00:42:34,234 INFO L82 PathProgramCache]: Analyzing trace with hash 1733990238, now seen corresponding path program 1 times [2019-10-02 00:42:34,234 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 00:42:34,234 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 00:42:34,238 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 00:42:34,238 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 00:42:34,238 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 00:42:34,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 00:42:34,620 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 00:42:34,620 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 00:42:34,620 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 00:42:34,621 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 00:42:34,621 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 00:42:34,622 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-10-02 00:42:34,622 INFO L87 Difference]: Start difference. First operand 556 states and 785 transitions. Second operand 5 states. [2019-10-02 00:42:35,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 00:42:35,309 INFO L93 Difference]: Finished difference Result 1205 states and 1730 transitions. [2019-10-02 00:42:35,309 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-02 00:42:35,310 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 148 [2019-10-02 00:42:35,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 00:42:35,314 INFO L225 Difference]: With dead ends: 1205 [2019-10-02 00:42:35,314 INFO L226 Difference]: Without dead ends: 554 [2019-10-02 00:42:35,315 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-10-02 00:42:35,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 554 states. [2019-10-02 00:42:35,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 554 to 554. [2019-10-02 00:42:35,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 554 states. [2019-10-02 00:42:35,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 554 states and 712 transitions. [2019-10-02 00:42:35,346 INFO L78 Accepts]: Start accepts. Automaton has 554 states and 712 transitions. Word has length 148 [2019-10-02 00:42:35,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 00:42:35,346 INFO L475 AbstractCegarLoop]: Abstraction has 554 states and 712 transitions. [2019-10-02 00:42:35,347 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 00:42:35,347 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 712 transitions. [2019-10-02 00:42:35,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2019-10-02 00:42:35,349 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 00:42:35,349 INFO L411 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 00:42:35,350 INFO L418 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 00:42:35,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 00:42:35,350 INFO L82 PathProgramCache]: Analyzing trace with hash 1831387878, now seen corresponding path program 1 times [2019-10-02 00:42:35,350 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 00:42:35,350 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 00:42:35,352 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 00:42:35,352 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 00:42:35,352 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 00:42:35,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 00:42:35,452 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 00:42:35,452 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 00:42:35,453 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 00:42:35,453 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 00:42:35,453 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 00:42:35,454 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 00:42:35,454 INFO L87 Difference]: Start difference. First operand 554 states and 712 transitions. Second operand 3 states. [2019-10-02 00:42:35,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 00:42:35,981 INFO L93 Difference]: Finished difference Result 1509 states and 1959 transitions. [2019-10-02 00:42:35,982 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 00:42:35,982 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 152 [2019-10-02 00:42:35,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 00:42:35,989 INFO L225 Difference]: With dead ends: 1509 [2019-10-02 00:42:35,989 INFO L226 Difference]: Without dead ends: 961 [2019-10-02 00:42:35,991 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 00:42:35,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 961 states. [2019-10-02 00:42:36,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 961 to 961. [2019-10-02 00:42:36,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 961 states. [2019-10-02 00:42:36,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 961 states and 1216 transitions. [2019-10-02 00:42:36,082 INFO L78 Accepts]: Start accepts. Automaton has 961 states and 1216 transitions. Word has length 152 [2019-10-02 00:42:36,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 00:42:36,083 INFO L475 AbstractCegarLoop]: Abstraction has 961 states and 1216 transitions. [2019-10-02 00:42:36,083 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 00:42:36,083 INFO L276 IsEmpty]: Start isEmpty. Operand 961 states and 1216 transitions. [2019-10-02 00:42:36,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2019-10-02 00:42:36,092 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 00:42:36,092 INFO L411 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 00:42:36,093 INFO L418 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 00:42:36,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 00:42:36,093 INFO L82 PathProgramCache]: Analyzing trace with hash 1301808515, now seen corresponding path program 1 times [2019-10-02 00:42:36,093 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 00:42:36,094 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 00:42:36,095 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 00:42:36,095 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 00:42:36,095 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 00:42:36,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 00:42:36,457 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 32 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 00:42:36,457 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 00:42:36,457 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 00:42:36,478 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 00:42:36,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 00:42:36,555 INFO L256 TraceCheckSpWp]: Trace formula consists of 461 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-02 00:42:36,569 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 00:42:36,661 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [MP z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (2)] Exception during sending of exit command (exit): Stream closed [2019-10-02 00:42:36,667 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 00:42:36,667 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [11] total 12 [2019-10-02 00:42:36,668 INFO L454 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-10-02 00:42:36,668 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-10-02 00:42:36,671 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2019-10-02 00:42:36,671 INFO L87 Difference]: Start difference. First operand 961 states and 1216 transitions. Second operand 12 states. [2019-10-02 00:42:37,273 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 41 [2019-10-02 00:42:37,889 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 58 [2019-10-02 00:42:40,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 00:42:40,525 INFO L93 Difference]: Finished difference Result 3765 states and 5116 transitions. [2019-10-02 00:42:40,527 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2019-10-02 00:42:40,527 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 172 [2019-10-02 00:42:40,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 00:42:40,546 INFO L225 Difference]: With dead ends: 3765 [2019-10-02 00:42:40,546 INFO L226 Difference]: Without dead ends: 2810 [2019-10-02 00:42:40,550 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 220 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 243 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=279, Invalid=777, Unknown=0, NotChecked=0, Total=1056 [2019-10-02 00:42:40,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2810 states. [2019-10-02 00:42:40,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2810 to 2774. [2019-10-02 00:42:40,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2774 states. [2019-10-02 00:42:40,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2774 states to 2774 states and 3472 transitions. [2019-10-02 00:42:40,679 INFO L78 Accepts]: Start accepts. Automaton has 2774 states and 3472 transitions. Word has length 172 [2019-10-02 00:42:40,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 00:42:40,680 INFO L475 AbstractCegarLoop]: Abstraction has 2774 states and 3472 transitions. [2019-10-02 00:42:40,680 INFO L476 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-10-02 00:42:40,680 INFO L276 IsEmpty]: Start isEmpty. Operand 2774 states and 3472 transitions. [2019-10-02 00:42:40,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-10-02 00:42:40,690 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 00:42:40,690 INFO L411 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 00:42:40,691 INFO L418 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 00:42:40,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 00:42:40,691 INFO L82 PathProgramCache]: Analyzing trace with hash -1173886765, now seen corresponding path program 1 times [2019-10-02 00:42:40,691 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 00:42:40,692 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 00:42:40,694 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 00:42:40,695 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 00:42:40,695 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 00:42:40,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 00:42:40,893 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-10-02 00:42:40,893 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 00:42:40,893 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 00:42:40,894 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 00:42:40,894 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 00:42:40,894 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 00:42:40,895 INFO L87 Difference]: Start difference. First operand 2774 states and 3472 transitions. Second operand 3 states. [2019-10-02 00:42:41,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 00:42:41,344 INFO L93 Difference]: Finished difference Result 5540 states and 6938 transitions. [2019-10-02 00:42:41,345 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 00:42:41,345 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 181 [2019-10-02 00:42:41,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 00:42:41,346 INFO L225 Difference]: With dead ends: 5540 [2019-10-02 00:42:41,346 INFO L226 Difference]: Without dead ends: 0 [2019-10-02 00:42:41,356 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 00:42:41,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-02 00:42:41,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-02 00:42:41,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-02 00:42:41,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-02 00:42:41,358 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 181 [2019-10-02 00:42:41,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 00:42:41,358 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-02 00:42:41,358 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 00:42:41,358 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-02 00:42:41,358 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-02 00:42:41,363 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-02 00:42:41,946 WARN L191 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 56 [2019-10-02 00:42:42,127 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-02 00:42:42,128 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a7~0 |old(~a7~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a16~0 |old(~a16~0)|) (= ~a8~0 |old(~a8~0)|) (= ~a20~0 |old(~a20~0)|)) [2019-10-02 00:42:42,128 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-02 00:42:42,128 INFO L443 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2019-10-02 00:42:42,128 INFO L443 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2019-10-02 00:42:42,128 INFO L443 ceAbstractionStarter]: For program point L565-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:42,129 INFO L443 ceAbstractionStarter]: For program point L532-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:42,129 INFO L443 ceAbstractionStarter]: For program point L499-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:42,129 INFO L443 ceAbstractionStarter]: For program point L466-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:42,129 INFO L443 ceAbstractionStarter]: For program point L433-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:42,129 INFO L443 ceAbstractionStarter]: For program point L400-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:42,129 INFO L443 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2019-10-02 00:42:42,129 INFO L443 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2019-10-02 00:42:42,130 INFO L443 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2019-10-02 00:42:42,130 INFO L443 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2019-10-02 00:42:42,130 INFO L443 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2019-10-02 00:42:42,130 INFO L443 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2019-10-02 00:42:42,130 INFO L443 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2019-10-02 00:42:42,130 INFO L443 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2019-10-02 00:42:42,130 INFO L443 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2019-10-02 00:42:42,131 INFO L443 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2019-10-02 00:42:42,131 INFO L443 ceAbstractionStarter]: For program point L568-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:42,131 INFO L443 ceAbstractionStarter]: For program point L535-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:42,131 INFO L443 ceAbstractionStarter]: For program point L502-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:42,131 INFO L443 ceAbstractionStarter]: For program point L469-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:42,131 INFO L443 ceAbstractionStarter]: For program point L436-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:42,131 INFO L443 ceAbstractionStarter]: For program point L403-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:42,132 INFO L443 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2019-10-02 00:42:42,132 INFO L443 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2019-10-02 00:42:42,132 INFO L443 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2019-10-02 00:42:42,132 INFO L443 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2019-10-02 00:42:42,132 INFO L443 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2019-10-02 00:42:42,132 INFO L443 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2019-10-02 00:42:42,133 INFO L443 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2019-10-02 00:42:42,133 INFO L443 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2019-10-02 00:42:42,134 INFO L443 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2019-10-02 00:42:42,134 INFO L443 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2019-10-02 00:42:42,134 INFO L443 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2019-10-02 00:42:42,134 INFO L443 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2019-10-02 00:42:42,134 INFO L443 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2019-10-02 00:42:42,134 INFO L443 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2019-10-02 00:42:42,134 INFO L443 ceAbstractionStarter]: For program point L571-1(lines 571 573) no Hoare annotation was computed. [2019-10-02 00:42:42,135 INFO L443 ceAbstractionStarter]: For program point L538-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:42,135 INFO L443 ceAbstractionStarter]: For program point L505-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:42,135 INFO L443 ceAbstractionStarter]: For program point L472-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:42,135 INFO L443 ceAbstractionStarter]: For program point L439-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:42,135 INFO L443 ceAbstractionStarter]: For program point L406-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:42,135 INFO L443 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2019-10-02 00:42:42,135 INFO L443 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2019-10-02 00:42:42,136 INFO L443 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2019-10-02 00:42:42,136 INFO L443 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2019-10-02 00:42:42,136 INFO L443 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2019-10-02 00:42:42,136 INFO L443 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2019-10-02 00:42:42,136 INFO L443 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2019-10-02 00:42:42,136 INFO L443 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2019-10-02 00:42:42,137 INFO L443 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2019-10-02 00:42:42,137 INFO L443 ceAbstractionStarter]: For program point L541-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:42,137 INFO L443 ceAbstractionStarter]: For program point L508-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:42,137 INFO L443 ceAbstractionStarter]: For program point L475-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:42,137 INFO L443 ceAbstractionStarter]: For program point L442-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:42,137 INFO L443 ceAbstractionStarter]: For program point L409-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:42,137 INFO L443 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2019-10-02 00:42:42,138 INFO L443 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2019-10-02 00:42:42,138 INFO L443 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2019-10-02 00:42:42,138 INFO L443 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2019-10-02 00:42:42,138 INFO L443 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2019-10-02 00:42:42,138 INFO L443 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2019-10-02 00:42:42,138 INFO L443 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2019-10-02 00:42:42,138 INFO L443 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2019-10-02 00:42:42,138 INFO L443 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2019-10-02 00:42:42,139 INFO L443 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2019-10-02 00:42:42,139 INFO L443 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2019-10-02 00:42:42,139 INFO L443 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2019-10-02 00:42:42,139 INFO L443 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2019-10-02 00:42:42,139 INFO L443 ceAbstractionStarter]: For program point L544-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:42,139 INFO L443 ceAbstractionStarter]: For program point L511-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:42,139 INFO L443 ceAbstractionStarter]: For program point L478-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:42,140 INFO L443 ceAbstractionStarter]: For program point L445-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:42,140 INFO L443 ceAbstractionStarter]: For program point L412-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:42,140 INFO L443 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2019-10-02 00:42:42,140 INFO L443 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2019-10-02 00:42:42,140 INFO L443 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2019-10-02 00:42:42,140 INFO L443 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2019-10-02 00:42:42,140 INFO L443 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2019-10-02 00:42:42,141 INFO L443 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2019-10-02 00:42:42,141 INFO L443 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2019-10-02 00:42:42,141 INFO L443 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2019-10-02 00:42:42,141 INFO L443 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2019-10-02 00:42:42,141 INFO L443 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:42,141 INFO L443 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:42,141 INFO L443 ceAbstractionStarter]: For program point L547-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:42,142 INFO L443 ceAbstractionStarter]: For program point L514-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:42,142 INFO L443 ceAbstractionStarter]: For program point L481-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:42,142 INFO L443 ceAbstractionStarter]: For program point L448-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:42,142 INFO L443 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2019-10-02 00:42:42,142 INFO L443 ceAbstractionStarter]: For program point L415-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:42,142 INFO L443 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2019-10-02 00:42:42,142 INFO L443 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2019-10-02 00:42:42,143 INFO L443 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2019-10-02 00:42:42,143 INFO L443 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2019-10-02 00:42:42,143 INFO L443 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2019-10-02 00:42:42,143 INFO L443 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2019-10-02 00:42:42,143 INFO L443 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2019-10-02 00:42:42,143 INFO L443 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2019-10-02 00:42:42,143 INFO L443 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2019-10-02 00:42:42,143 INFO L443 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2019-10-02 00:42:42,144 INFO L443 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2019-10-02 00:42:42,144 INFO L443 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2019-10-02 00:42:42,144 INFO L443 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2019-10-02 00:42:42,144 INFO L443 ceAbstractionStarter]: For program point L550-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:42,144 INFO L443 ceAbstractionStarter]: For program point L517-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:42,144 INFO L443 ceAbstractionStarter]: For program point L484-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:42,144 INFO L443 ceAbstractionStarter]: For program point L451-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:42,144 INFO L443 ceAbstractionStarter]: For program point L418-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:42,145 INFO L443 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2019-10-02 00:42:42,145 INFO L443 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2019-10-02 00:42:42,145 INFO L443 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2019-10-02 00:42:42,145 INFO L443 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2019-10-02 00:42:42,145 INFO L443 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2019-10-02 00:42:42,145 INFO L443 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2019-10-02 00:42:42,145 INFO L443 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2019-10-02 00:42:42,146 INFO L443 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2019-10-02 00:42:42,146 INFO L443 ceAbstractionStarter]: For program point L553-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:42,146 INFO L443 ceAbstractionStarter]: For program point L520-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:42,146 INFO L443 ceAbstractionStarter]: For program point L487-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:42,146 INFO L443 ceAbstractionStarter]: For program point L454-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:42,146 INFO L443 ceAbstractionStarter]: For program point L421-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:42,146 INFO L443 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2019-10-02 00:42:42,147 INFO L443 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2019-10-02 00:42:42,147 INFO L443 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2019-10-02 00:42:42,147 INFO L443 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2019-10-02 00:42:42,147 INFO L443 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2019-10-02 00:42:42,147 INFO L443 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2019-10-02 00:42:42,147 INFO L443 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2019-10-02 00:42:42,147 INFO L443 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2019-10-02 00:42:42,148 INFO L443 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2019-10-02 00:42:42,148 INFO L443 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2019-10-02 00:42:42,148 INFO L439 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 30 575) the Hoare annotation is: (let ((.cse2 (= ~a7~0 |old(~a7~0)|)) (.cse3 (= ~a17~0 |old(~a17~0)|)) (.cse4 (= ~a16~0 |old(~a16~0)|)) (.cse5 (= ~a8~0 |old(~a8~0)|)) (.cse6 (= ~a20~0 |old(~a20~0)|))) (let ((.cse0 (= 1 |old(~a21~0)|)) (.cse8 (= 1 |old(~a7~0)|)) (.cse1 (= ~a21~0 1)) (.cse10 (= 4 |old(~a16~0)|)) (.cse11 (= 6 |old(~a16~0)|)) (.cse7 (not (= 8 ~a12~0))) (.cse9 (and .cse2 .cse3 .cse4 .cse5 .cse6))) (and (or .cse0 (and (not .cse1) .cse2 .cse3 .cse4 .cse5 .cse6) .cse7) (or .cse8 .cse9 .cse7) (or (not .cse0) (not (= 1 |old(~a20~0)|)) (not .cse10) .cse7 (not .cse8) (and (= 1 ~a7~0) (= 13 ~a8~0) .cse4 (= ~a17~0 1) .cse1 (= ~a20~0 1)) (not (= 13 |old(~a8~0)|)) (not (= 1 |old(~a17~0)|))) (or .cse11 .cse10 .cse9 .cse7) (or .cse11 .cse7 (not (<= |old(~a20~0)| 0)) .cse9)))) [2019-10-02 00:42:42,148 INFO L443 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2019-10-02 00:42:42,149 INFO L443 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 569) no Hoare annotation was computed. [2019-10-02 00:42:42,149 INFO L443 ceAbstractionStarter]: For program point L556-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:42,149 INFO L443 ceAbstractionStarter]: For program point L523-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:42,149 INFO L443 ceAbstractionStarter]: For program point L490-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:42,149 INFO L443 ceAbstractionStarter]: For program point L457-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:42,149 INFO L443 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2019-10-02 00:42:42,149 INFO L443 ceAbstractionStarter]: For program point L424-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:42,150 INFO L443 ceAbstractionStarter]: For program point L391-2(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:42,150 INFO L443 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2019-10-02 00:42:42,150 INFO L443 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2019-10-02 00:42:42,150 INFO L443 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2019-10-02 00:42:42,150 INFO L443 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2019-10-02 00:42:42,150 INFO L443 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2019-10-02 00:42:42,150 INFO L443 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2019-10-02 00:42:42,150 INFO L443 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2019-10-02 00:42:42,151 INFO L443 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2019-10-02 00:42:42,151 INFO L443 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2019-10-02 00:42:42,151 INFO L443 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2019-10-02 00:42:42,151 INFO L443 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2019-10-02 00:42:42,151 INFO L443 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2019-10-02 00:42:42,151 INFO L443 ceAbstractionStarter]: For program point L559-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:42,151 INFO L443 ceAbstractionStarter]: For program point L526-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:42,151 INFO L443 ceAbstractionStarter]: For program point L493-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:42,152 INFO L443 ceAbstractionStarter]: For program point L460-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:42,152 INFO L443 ceAbstractionStarter]: For program point L427-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:42,152 INFO L443 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2019-10-02 00:42:42,152 INFO L443 ceAbstractionStarter]: For program point L394-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:42,152 INFO L443 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2019-10-02 00:42:42,152 INFO L443 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2019-10-02 00:42:42,152 INFO L443 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2019-10-02 00:42:42,153 INFO L443 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2019-10-02 00:42:42,153 INFO L443 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2019-10-02 00:42:42,153 INFO L443 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2019-10-02 00:42:42,153 INFO L443 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2019-10-02 00:42:42,153 INFO L443 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2019-10-02 00:42:42,153 INFO L443 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2019-10-02 00:42:42,153 INFO L443 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2019-10-02 00:42:42,153 INFO L443 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2019-10-02 00:42:42,154 INFO L443 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2019-10-02 00:42:42,154 INFO L443 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2019-10-02 00:42:42,154 INFO L443 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2019-10-02 00:42:42,154 INFO L443 ceAbstractionStarter]: For program point L562-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:42,154 INFO L443 ceAbstractionStarter]: For program point L529-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:42,154 INFO L443 ceAbstractionStarter]: For program point L496-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:42,154 INFO L443 ceAbstractionStarter]: For program point L463-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:42,155 INFO L443 ceAbstractionStarter]: For program point L430-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:42,155 INFO L443 ceAbstractionStarter]: For program point L397-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:42,155 INFO L443 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2019-10-02 00:42:42,155 INFO L443 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2019-10-02 00:42:42,155 INFO L443 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2019-10-02 00:42:42,155 INFO L443 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2019-10-02 00:42:42,155 INFO L443 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2019-10-02 00:42:42,156 INFO L443 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2019-10-02 00:42:42,156 INFO L443 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2019-10-02 00:42:42,156 INFO L443 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2019-10-02 00:42:42,156 INFO L443 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2019-10-02 00:42:42,156 INFO L443 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2019-10-02 00:42:42,156 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-02 00:42:42,156 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a7~0 1)) (not (= ~a16~0 6)) (= ~a17~0 1) (= ~a12~0 8) (not (= ~a16~0 4))) [2019-10-02 00:42:42,156 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-02 00:42:42,157 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-02 00:42:42,157 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 577 594) the Hoare annotation is: (or (= 6 |old(~a16~0)|) (= 1 |old(~a7~0)|) (and (= ~a7~0 |old(~a7~0)|) (= ~a16~0 |old(~a16~0)|) (= ~a8~0 |old(~a8~0)|) (= ~a17~0 1) (= ~a20~0 |old(~a20~0)|)) (= 4 |old(~a16~0)|) (not (= 8 ~a12~0)) (not (= 1 |old(~a17~0)|))) [2019-10-02 00:42:42,157 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2019-10-02 00:42:42,157 INFO L439 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (let ((.cse0 (not (= ~a16~0 6)))) (or (= 6 |old(~a16~0)|) (= 1 |old(~a7~0)|) (= 4 |old(~a16~0)|) (and (= 13 ~a8~0) .cse0 (= ~a17~0 1) (= ~a20~0 1)) (and .cse0 (<= ~a20~0 0)) (and .cse0 (not (= ~a16~0 4))) (not (= ~a21~0 1)) (not (= 8 ~a12~0)) (not (= ~a7~0 1)) (not (= 1 |old(~a17~0)|)))) [2019-10-02 00:42:42,157 INFO L443 ceAbstractionStarter]: For program point L591-1(line 591) no Hoare annotation was computed. [2019-10-02 00:42:42,157 INFO L443 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2019-10-02 00:42:42,158 INFO L439 ceAbstractionStarter]: At program point L583-2(lines 583 593) the Hoare annotation is: (let ((.cse0 (not (= ~a16~0 6)))) (or (= 6 |old(~a16~0)|) (= 1 |old(~a7~0)|) (= 4 |old(~a16~0)|) (and (= 13 ~a8~0) .cse0 (= ~a17~0 1) (= ~a20~0 1)) (and .cse0 (<= ~a20~0 0)) (and .cse0 (not (= ~a16~0 4))) (not (= ~a21~0 1)) (not (= 8 ~a12~0)) (not (= ~a7~0 1)) (not (= 1 |old(~a17~0)|)))) [2019-10-02 00:42:42,158 INFO L443 ceAbstractionStarter]: For program point L583-3(lines 577 594) no Hoare annotation was computed. [2019-10-02 00:42:42,175 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.10 12:42:42 BoogieIcfgContainer [2019-10-02 00:42:42,175 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-02 00:42:42,177 INFO L168 Benchmark]: Toolchain (without parser) took 12746.67 ms. Allocated memory was 137.4 MB in the beginning and 471.3 MB in the end (delta: 334.0 MB). Free memory was 83.4 MB in the beginning and 168.3 MB in the end (delta: -85.0 MB). Peak memory consumption was 249.0 MB. Max. memory is 7.1 GB. [2019-10-02 00:42:42,178 INFO L168 Benchmark]: CDTParser took 0.44 ms. Allocated memory is still 137.4 MB. Free memory was 103.3 MB in the beginning and 103.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-10-02 00:42:42,179 INFO L168 Benchmark]: CACSL2BoogieTranslator took 780.41 ms. Allocated memory was 137.4 MB in the beginning and 201.9 MB in the end (delta: 64.5 MB). Free memory was 82.9 MB in the beginning and 164.2 MB in the end (delta: -81.3 MB). Peak memory consumption was 31.8 MB. Max. memory is 7.1 GB. [2019-10-02 00:42:42,180 INFO L168 Benchmark]: Boogie Preprocessor took 110.19 ms. Allocated memory is still 201.9 MB. Free memory was 164.2 MB in the beginning and 159.3 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. [2019-10-02 00:42:42,181 INFO L168 Benchmark]: RCFGBuilder took 1208.26 ms. Allocated memory was 201.9 MB in the beginning and 221.2 MB in the end (delta: 19.4 MB). Free memory was 159.3 MB in the beginning and 174.6 MB in the end (delta: -15.3 MB). Peak memory consumption was 93.5 MB. Max. memory is 7.1 GB. [2019-10-02 00:42:42,182 INFO L168 Benchmark]: TraceAbstraction took 10641.12 ms. Allocated memory was 221.2 MB in the beginning and 471.3 MB in the end (delta: 250.1 MB). Free memory was 173.3 MB in the beginning and 168.3 MB in the end (delta: 4.9 MB). Peak memory consumption was 255.0 MB. Max. memory is 7.1 GB. [2019-10-02 00:42:42,187 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 ms. Allocated memory is still 137.4 MB. Free memory was 103.3 MB in the beginning and 103.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 780.41 ms. Allocated memory was 137.4 MB in the beginning and 201.9 MB in the end (delta: 64.5 MB). Free memory was 82.9 MB in the beginning and 164.2 MB in the end (delta: -81.3 MB). Peak memory consumption was 31.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 110.19 ms. Allocated memory is still 201.9 MB. Free memory was 164.2 MB in the beginning and 159.3 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1208.26 ms. Allocated memory was 201.9 MB in the beginning and 221.2 MB in the end (delta: 19.4 MB). Free memory was 159.3 MB in the beginning and 174.6 MB in the end (delta: -15.3 MB). Peak memory consumption was 93.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 10641.12 ms. Allocated memory was 221.2 MB in the beginning and 471.3 MB in the end (delta: 250.1 MB). Free memory was 173.3 MB in the beginning and 168.3 MB in the end (delta: 4.9 MB). Peak memory consumption was 255.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 569]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: ((((((((6 == \old(a16) || 1 == \old(a7)) || 4 == \old(a16)) || (((13 == a8 && !(a16 == 6)) && a17 == 1) && a20 == 1)) || (!(a16 == 6) && a20 <= 0)) || (!(a16 == 6) && !(a16 == 4))) || !(a21 == 1)) || !(8 == a12)) || !(a7 == 1)) || !(1 == \old(a17)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 207 locations, 1 error locations. SAFE Result, 10.5s OverallTime, 6 OverallIterations, 3 TraceHistogramMax, 7.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 378 SDtfs, 2780 SDslu, 198 SDs, 0 SdLazy, 3935 SolverSat, 1150 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 253 GetRequests, 206 SyntacticMatches, 3 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 247 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2774occurred in iteration=5, 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: 0.3s AutomataMinimizationTime, 6 MinimizatonAttempts, 48 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 65 PreInvPairs, 107 NumberOfFragments, 340 HoareAnnotationTreeSize, 65 FomulaSimplifications, 1954 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 7 FomulaSimplificationsInter, 984 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 1109 NumberOfCodeBlocks, 1109 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1102 ConstructedInterpolants, 0 QuantifiedInterpolants, 924208 SizeOfPredicates, 2 NumberOfNonLiveVariables, 461 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 7 InterpolantComputations, 6 PerfectInterpolantSequences, 156/168 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...