/usr/bin/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 --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=BIGGEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_productSimulator.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 18:05:15,131 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 18:05:15,134 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 18:05:15,157 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 18:05:15,157 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 18:05:15,158 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 18:05:15,160 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 18:05:15,161 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 18:05:15,163 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 18:05:15,164 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 18:05:15,165 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 18:05:15,166 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 18:05:15,166 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 18:05:15,167 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 18:05:15,168 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 18:05:15,169 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 18:05:15,170 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 18:05:15,171 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 18:05:15,172 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 18:05:15,174 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 18:05:15,175 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 18:05:15,176 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 18:05:15,177 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 18:05:15,178 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 18:05:15,180 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 18:05:15,180 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 18:05:15,180 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 18:05:15,181 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 18:05:15,182 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 18:05:15,183 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 18:05:15,183 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 18:05:15,184 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 18:05:15,184 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 18:05:15,185 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 18:05:15,186 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 18:05:15,186 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 18:05:15,187 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 18:05:15,187 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 18:05:15,187 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 18:05:15,188 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 18:05:15,189 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 18:05:15,189 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-12 18:05:15,211 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 18:05:15,211 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 18:05:15,212 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 18:05:15,212 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 18:05:15,213 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 18:05:15,213 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 18:05:15,213 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-12 18:05:15,213 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 18:05:15,213 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-12 18:05:15,214 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 18:05:15,214 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 18:05:15,214 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 18:05:15,214 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 18:05:15,214 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-12 18:05:15,215 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 18:05:15,215 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 18:05:15,215 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 18:05:15,215 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 18:05:15,215 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 18:05:15,216 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 18:05:15,216 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 18:05:15,216 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 18:05:15,216 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 18:05:15,216 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 18:05:15,217 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 18:05:15,217 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 18:05:15,217 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 18:05:15,217 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 18:05:15,217 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 18:05:15,217 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; [2020-10-12 18:05:15,530 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 18:05:15,541 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 18:05:15,546 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 18:05:15,547 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 18:05:15,548 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 18:05:15,549 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_productSimulator.cil.c [2020-10-12 18:05:15,615 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a01fea3ce/1d765ca03dc24e358b9230501e3a03ad/FLAGa6bb3fa96 [2020-10-12 18:05:16,143 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 18:05:16,144 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_productSimulator.cil.c [2020-10-12 18:05:16,158 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a01fea3ce/1d765ca03dc24e358b9230501e3a03ad/FLAGa6bb3fa96 [2020-10-12 18:05:16,457 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a01fea3ce/1d765ca03dc24e358b9230501e3a03ad [2020-10-12 18:05:16,466 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 18:05:16,468 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 18:05:16,469 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 18:05:16,470 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 18:05:16,473 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 18:05:16,474 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 06:05:16" (1/1) ... [2020-10-12 18:05:16,477 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@411e9963 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:05:16, skipping insertion in model container [2020-10-12 18:05:16,477 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 06:05:16" (1/1) ... [2020-10-12 18:05:16,485 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 18:05:16,534 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 18:05:16,955 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 18:05:16,967 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 18:05:17,094 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 18:05:17,139 INFO L208 MainTranslator]: Completed translation [2020-10-12 18:05:17,140 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:05:17 WrapperNode [2020-10-12 18:05:17,140 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 18:05:17,141 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 18:05:17,141 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 18:05:17,141 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 18:05:17,155 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:05:17" (1/1) ... [2020-10-12 18:05:17,155 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:05:17" (1/1) ... [2020-10-12 18:05:17,174 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:05:17" (1/1) ... [2020-10-12 18:05:17,175 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:05:17" (1/1) ... [2020-10-12 18:05:17,204 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:05:17" (1/1) ... [2020-10-12 18:05:17,215 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:05:17" (1/1) ... [2020-10-12 18:05:17,220 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:05:17" (1/1) ... [2020-10-12 18:05:17,229 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 18:05:17,231 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 18:05:17,232 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 18:05:17,232 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 18:05:17,233 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:05:17" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 [2020-10-12 18:05:17,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 18:05:17,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 18:05:17,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-12 18:05:17,323 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-12 18:05:17,323 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-12 18:05:17,323 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-12 18:05:17,323 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-12 18:05:17,323 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 18:05:17,324 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-10-12 18:05:17,324 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-12 18:05:17,324 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__before__highWaterSensor [2020-10-12 18:05:17,324 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__role__highWaterSensor [2020-10-12 18:05:17,324 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__before__lowWaterSensor [2020-10-12 18:05:17,324 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__role__lowWaterSensor [2020-10-12 18:05:17,325 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__before__methaneAlarm [2020-10-12 18:05:17,325 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__role__methaneAlarm [2020-10-12 18:05:17,325 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-12 18:05:17,325 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__before__methaneQuery [2020-10-12 18:05:17,325 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__role__methaneQuery [2020-10-12 18:05:17,325 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-12 18:05:17,326 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-12 18:05:17,326 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-12 18:05:17,326 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-12 18:05:17,326 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-12 18:05:17,326 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-12 18:05:17,326 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-12 18:05:17,327 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-12 18:05:17,327 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-12 18:05:17,327 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-12 18:05:17,327 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-12 18:05:17,327 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-12 18:05:17,327 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-12 18:05:17,328 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-12 18:05:17,328 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-12 18:05:17,328 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-12 18:05:17,328 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-12 18:05:17,328 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-12 18:05:17,328 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-12 18:05:17,328 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-12 18:05:17,329 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-12 18:05:17,329 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-12 18:05:17,329 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-12 18:05:17,329 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-12 18:05:17,329 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-12 18:05:17,329 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-12 18:05:17,330 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-12 18:05:17,330 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-12 18:05:17,330 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-12 18:05:17,330 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 18:05:17,330 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 18:05:17,330 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-12 18:05:17,331 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-12 18:05:17,331 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-12 18:05:17,331 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-12 18:05:17,331 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-12 18:05:17,331 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-12 18:05:17,331 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-12 18:05:17,332 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-12 18:05:17,332 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-12 18:05:17,332 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-12 18:05:17,332 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-12 18:05:17,332 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-12 18:05:17,332 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-12 18:05:17,332 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 18:05:17,333 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-12 18:05:17,333 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-12 18:05:17,333 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-12 18:05:17,333 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-10-12 18:05:17,333 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-12 18:05:17,333 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-12 18:05:17,334 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-12 18:05:17,334 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-12 18:05:17,334 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-12 18:05:17,334 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-12 18:05:17,334 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-12 18:05:17,334 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-12 18:05:17,334 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-12 18:05:17,335 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-12 18:05:17,335 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__before__highWaterSensor [2020-10-12 18:05:17,335 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-12 18:05:17,335 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__role__highWaterSensor [2020-10-12 18:05:17,335 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__before__lowWaterSensor [2020-10-12 18:05:17,335 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-12 18:05:17,336 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__role__lowWaterSensor [2020-10-12 18:05:17,336 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__before__methaneAlarm [2020-10-12 18:05:17,336 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-12 18:05:17,336 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__role__methaneAlarm [2020-10-12 18:05:17,336 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__before__methaneQuery [2020-10-12 18:05:17,336 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__role__methaneQuery [2020-10-12 18:05:17,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-12 18:05:17,337 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-12 18:05:17,337 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-12 18:05:17,337 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-12 18:05:17,337 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-12 18:05:17,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-12 18:05:17,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-12 18:05:17,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-12 18:05:17,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-12 18:05:17,338 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-12 18:05:17,338 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-12 18:05:17,338 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-12 18:05:17,338 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-12 18:05:17,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-12 18:05:17,338 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-12 18:05:17,339 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-12 18:05:17,339 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-12 18:05:17,339 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-12 18:05:17,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 18:05:17,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-12 18:05:17,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 18:05:18,572 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 18:05:18,573 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-12 18:05:18,583 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 06:05:18 BoogieIcfgContainer [2020-10-12 18:05:18,583 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 18:05:18,585 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 18:05:18,585 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 18:05:18,590 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 18:05:18,590 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 06:05:16" (1/3) ... [2020-10-12 18:05:18,592 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54ee9a5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 06:05:18, skipping insertion in model container [2020-10-12 18:05:18,592 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:05:17" (2/3) ... [2020-10-12 18:05:18,593 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54ee9a5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 06:05:18, skipping insertion in model container [2020-10-12 18:05:18,593 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 06:05:18" (3/3) ... [2020-10-12 18:05:18,596 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_productSimulator.cil.c [2020-10-12 18:05:18,608 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 18:05:18,618 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 18:05:18,633 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 18:05:18,661 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 18:05:18,661 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 18:05:18,662 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 18:05:18,662 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 18:05:18,662 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 18:05:18,662 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 18:05:18,663 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 18:05:18,663 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 18:05:18,686 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states. [2020-10-12 18:05:18,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-10-12 18:05:18,699 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 18:05:18,700 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 18:05:18,701 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 18:05:18,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 18:05:18,707 INFO L82 PathProgramCache]: Analyzing trace with hash 88276295, now seen corresponding path program 1 times [2020-10-12 18:05:18,714 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 18:05:18,715 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [567661993] [2020-10-12 18:05:18,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 18:05:19,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:19,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:19,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:20,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:21,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:21,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:23,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:23,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 120 [2020-10-12 18:05:23,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 18:05:23,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4501 [2020-10-12 18:05:23,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:23,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-12 18:05:23,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:05:23,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 103 [2020-10-12 18:05:23,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-12 18:05:24,078 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-12 18:05:24,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 18:05:24,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:24,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:24,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:24,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:24,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:24,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 88 [2020-10-12 18:05:24,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:24,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:05:24,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:24,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 18:05:24,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:24,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:05:24,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:24,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:24,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:24,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:24,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:24,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:05:24,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:24,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:05:24,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:24,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:05:24,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:24,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 18:05:24,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:24,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:24,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:24,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-12 18:05:24,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:24,315 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-12 18:05:24,315 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:24,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:05:24,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:24,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-12 18:05:24,316 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:24,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:05:24,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:24,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:24,325 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:24,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:24,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:24,326 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:05:24,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:24,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:24,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:24,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:24,327 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:24,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:05:24,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:24,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:24,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:24,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:24,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:24,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:05:24,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:24,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:24,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:24,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:24,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:24,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-12 18:05:24,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:24,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:24,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:24,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:24,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:24,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:05:24,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:24,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:24,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:24,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:24,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:24,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 18:05:24,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:24,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:24,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:24,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:24,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:24,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 18:05:24,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:24,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:24,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:24,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:24,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:24,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-12 18:05:24,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:24,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:24,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:24,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:24,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:24,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:05:24,354 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:24,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:24,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:24,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:24,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:24,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-12 18:05:24,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:24,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:24,359 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:24,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:24,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:24,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:05:24,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:24,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:24,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:24,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:24,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:24,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-12 18:05:24,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:24,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:24,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:24,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:24,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:24,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:05:24,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:24,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:05:24,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:24,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:05:24,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:24,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-12 18:05:24,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:24,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:24,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:24,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:05:24,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:24,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:05:24,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:24,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:05:24,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:24,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:05:24,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:24,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-12 18:05:24,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:24,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:24,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:24,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:24,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:24,382 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:05:24,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:24,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:05:24,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:24,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:05:24,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:24,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-12 18:05:24,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:24,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:24,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:24,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:24,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:24,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:05:24,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:24,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:24,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:05:24,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:24,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:24,419 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2020-10-12 18:05:24,420 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [567661993] [2020-10-12 18:05:24,422 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 18:05:24,422 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-12 18:05:24,423 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1056573573] [2020-10-12 18:05:24,429 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-12 18:05:24,429 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 18:05:24,442 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-12 18:05:24,443 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-12 18:05:24,445 INFO L87 Difference]: Start difference. First operand 245 states. Second operand 9 states. [2020-10-12 18:05:25,081 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-12 18:05:26,140 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-12 18:05:26,627 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-12 18:05:27,095 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-12 18:05:27,435 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-12 18:05:31,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 18:05:31,024 INFO L93 Difference]: Finished difference Result 629 states and 854 transitions. [2020-10-12 18:05:31,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-12 18:05:31,026 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 78 [2020-10-12 18:05:31,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 18:05:31,046 INFO L225 Difference]: With dead ends: 629 [2020-10-12 18:05:31,046 INFO L226 Difference]: Without dead ends: 425 [2020-10-12 18:05:31,053 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=92, Invalid=214, Unknown=0, NotChecked=0, Total=306 [2020-10-12 18:05:31,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 425 states. [2020-10-12 18:05:31,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 425 to 375. [2020-10-12 18:05:31,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 375 states. [2020-10-12 18:05:31,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 375 states and 471 transitions. [2020-10-12 18:05:31,217 INFO L78 Accepts]: Start accepts. Automaton has 375 states and 471 transitions. Word has length 78 [2020-10-12 18:05:31,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 18:05:31,218 INFO L479 AbstractCegarLoop]: Abstraction has 375 states and 471 transitions. [2020-10-12 18:05:31,218 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-12 18:05:31,218 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 471 transitions. [2020-10-12 18:05:31,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-10-12 18:05:31,225 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 18:05:31,225 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 18:05:31,226 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-12 18:05:31,226 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 18:05:31,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 18:05:31,226 INFO L82 PathProgramCache]: Analyzing trace with hash 996218616, now seen corresponding path program 1 times [2020-10-12 18:05:31,227 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 18:05:31,227 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [55258025] [2020-10-12 18:05:31,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 18:05:31,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:31,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:31,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:31,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:32,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:33,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:33,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 127 [2020-10-12 18:05:33,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 18:05:33,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2624 [2020-10-12 18:05:33,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:33,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-12 18:05:33,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:05:33,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 118 [2020-10-12 18:05:33,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:34,231 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-12 18:05:34,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 18:05:34,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:34,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:34,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:34,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:34,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:34,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-10-12 18:05:34,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:34,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:05:34,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:34,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 18:05:34,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:34,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:05:34,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:34,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:34,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:34,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:34,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:34,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:05:34,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:34,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:05:34,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:34,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:05:34,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:34,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 18:05:34,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:34,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:34,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:34,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-12 18:05:34,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:34,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-12 18:05:34,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:34,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:05:34,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:34,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-12 18:05:34,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:34,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:05:34,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:34,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:34,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:34,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:34,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:34,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 18:05:34,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:34,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:34,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:34,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:34,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:34,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:05:34,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:34,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:34,420 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:34,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:34,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:34,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:05:34,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:34,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:34,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:34,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:34,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:34,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-12 18:05:34,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:34,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:34,425 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:34,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:34,425 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:34,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:05:34,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:34,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:34,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:34,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:34,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:34,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 18:05:34,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:34,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:34,430 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:34,430 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:34,430 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:34,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:05:34,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:34,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:34,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:34,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:34,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:34,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-12 18:05:34,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:34,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:34,435 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:34,435 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:34,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:34,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:05:34,436 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:34,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:34,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:34,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:34,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:34,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-12 18:05:34,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:34,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:34,440 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:34,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:34,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:34,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:05:34,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:34,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:34,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:34,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:34,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:34,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-12 18:05:34,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:34,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:34,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:34,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:34,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:34,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:05:34,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:34,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:05:34,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:34,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:05:34,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:34,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-12 18:05:34,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:34,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:34,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:34,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:05:34,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:34,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:05:34,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:34,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:05:34,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:34,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:05:34,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:34,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-10-12 18:05:34,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:34,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:34,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:34,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:34,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:34,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:05:34,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:34,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:05:34,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:34,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:05:34,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:34,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-12 18:05:34,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:34,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:34,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:34,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:34,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:34,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:05:34,479 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:34,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:05:34,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:34,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:05:34,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:34,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-12 18:05:34,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:34,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:34,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:34,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:34,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:34,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:05:34,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:34,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:05:34,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:34,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:05:34,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:34,523 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2020-10-12 18:05:34,524 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [55258025] [2020-10-12 18:05:34,524 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 18:05:34,524 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-12 18:05:34,524 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [644154266] [2020-10-12 18:05:34,526 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-12 18:05:34,526 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 18:05:34,527 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-12 18:05:34,527 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-12 18:05:34,527 INFO L87 Difference]: Start difference. First operand 375 states and 471 transitions. Second operand 10 states. [2020-10-12 18:05:35,176 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-12 18:05:37,051 WARN L193 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 212 [2020-10-12 18:05:37,403 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-12 18:05:37,735 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-12 18:05:38,631 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-10-12 18:05:39,066 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-12 18:05:41,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 18:05:41,833 INFO L93 Difference]: Finished difference Result 927 states and 1312 transitions. [2020-10-12 18:05:41,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-12 18:05:41,834 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 83 [2020-10-12 18:05:41,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 18:05:41,842 INFO L225 Difference]: With dead ends: 927 [2020-10-12 18:05:41,842 INFO L226 Difference]: Without dead ends: 593 [2020-10-12 18:05:41,848 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 121 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=177, Invalid=473, Unknown=0, NotChecked=0, Total=650 [2020-10-12 18:05:41,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 593 states. [2020-10-12 18:05:41,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 593 to 532. [2020-10-12 18:05:41,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 532 states. [2020-10-12 18:05:41,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 532 states and 687 transitions. [2020-10-12 18:05:41,991 INFO L78 Accepts]: Start accepts. Automaton has 532 states and 687 transitions. Word has length 83 [2020-10-12 18:05:41,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 18:05:41,992 INFO L479 AbstractCegarLoop]: Abstraction has 532 states and 687 transitions. [2020-10-12 18:05:41,992 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-12 18:05:41,992 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 687 transitions. [2020-10-12 18:05:42,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2020-10-12 18:05:42,000 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 18:05:42,001 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-12 18:05:42,001 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-12 18:05:42,001 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 18:05:42,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 18:05:42,002 INFO L82 PathProgramCache]: Analyzing trace with hash -127481551, now seen corresponding path program 1 times [2020-10-12 18:05:42,002 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 18:05:42,002 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1875173575] [2020-10-12 18:05:42,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 18:05:42,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:42,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:42,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:42,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:42,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:42,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:42,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:44,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:44,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:47,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:47,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 237 [2020-10-12 18:05:47,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-12 18:05:47,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-12 18:05:47,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:47,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 19 [2020-10-12 18:05:47,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:05:47,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 179 [2020-10-12 18:05:47,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:47,388 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-12 18:05:47,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 18:05:47,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:47,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:47,473 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:47,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:47,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:47,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 69 [2020-10-12 18:05:47,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:47,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:05:47,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:47,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 18:05:47,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:47,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:05:47,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:47,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:47,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:47,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:47,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:47,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:05:47,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:47,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:05:47,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:47,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:05:47,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:47,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 18:05:47,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:47,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:47,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:47,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-12 18:05:47,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:47,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-12 18:05:47,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:47,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:05:47,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:47,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-12 18:05:47,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:47,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:05:47,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:47,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:47,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:47,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:47,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:47,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:05:47,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:47,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:47,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:47,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:47,580 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:47,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:05:47,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:47,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:47,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:47,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:47,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:47,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:05:47,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:47,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:47,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:47,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:47,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:47,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-12 18:05:47,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:47,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:47,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:47,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:47,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:47,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:05:47,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:47,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:47,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:47,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:47,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:05:47,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 18:05:47,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:47,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:47,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:47,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:47,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:47,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:05:47,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:47,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:47,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:47,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:47,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:47,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-12 18:05:47,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:47,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:47,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:47,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:47,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:47,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:05:47,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:47,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:47,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:47,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:47,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:47,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-12 18:05:47,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:47,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:47,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:47,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:47,609 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:47,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:05:47,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:47,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:47,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:47,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:47,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:47,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-12 18:05:47,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:47,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:47,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:47,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:47,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:47,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:05:47,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:47,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:05:47,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:47,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:05:47,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:47,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-12 18:05:47,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:47,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:47,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:47,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:05:47,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:47,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:05:47,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:47,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:05:47,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:47,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:05:47,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:47,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-12 18:05:47,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:47,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:47,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:47,645 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:47,645 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:47,645 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 18:05:47,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:47,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:05:47,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 18:05:47,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 18:05:47,646 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:47,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-12 18:05:47,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:47,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:47,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:47,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 18:05:47,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:47,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-12 18:05:47,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:47,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:05:47,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 18:05:47,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-12 18:05:47,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:47,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:05:47,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:47,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:47,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:47,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 18:05:47,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:47,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 18:05:47,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:47,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:05:47,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:47,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 18:05:47,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:47,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:05:47,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:47,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:47,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:47,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:47,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:47,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:05:47,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:47,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:47,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:47,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:47,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:47,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-12 18:05:47,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:47,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:47,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:47,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 18:05:47,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:47,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 18:05:47,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:47,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:05:47,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 18:05:47,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-12 18:05:47,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:47,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:05:47,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:47,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:47,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:47,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 18:05:47,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:47,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 18:05:47,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:47,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:05:47,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:47,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 18:05:47,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:47,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:05:47,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:47,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:47,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:47,807 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:47,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:47,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:05:47,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:47,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:47,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:47,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:47,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:47,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-12 18:05:47,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:47,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:47,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:47,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:47,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-12 18:05:47,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 18:05:47,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-12 18:05:47,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:47,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:05:47,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-12 18:05:47,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 18:05:47,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:47,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:05:47,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:47,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:47,911 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:47,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-12 18:05:47,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:47,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-12 18:05:47,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:47,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:05:47,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 24 [2020-10-12 18:05:47,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 18:05:47,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:47,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:05:47,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:47,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:47,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:47,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-12 18:05:47,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:47,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-12 18:05:47,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:47,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:05:47,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-12 18:05:47,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 18:05:47,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:47,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:05:47,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:47,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:47,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:47,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-12 18:05:47,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:47,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-12 18:05:47,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:47,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:05:47,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-12 18:05:47,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 18:05:47,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:48,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:05:48,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:48,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:48,057 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:48,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 18:05:48,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:48,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-12 18:05:48,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:48,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:05:48,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:48,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 18:05:48,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:05:48,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:05:48,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:48,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:48,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:48,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 18:05:48,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:48,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:05:48,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:48,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:48,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:48,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:48,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:05:48,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 18:05:48,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:48,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:48,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:48,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 18:05:48,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:48,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:05:48,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:48,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:48,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-12 18:05:48,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:48,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:05:48,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:05:48,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:48,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:48,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:48,126 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:48,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:48,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:05:48,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:48,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:48,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:48,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:48,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:05:48,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-12 18:05:48,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:48,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:48,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:48,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:48,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:48,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:05:48,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:48,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:48,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:05:48,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:48,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:48,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-10-12 18:05:48,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:48,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:48,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:48,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:48,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:48,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:05:48,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:48,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:48,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:05:48,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:48,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:05:48,204 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 11 proven. 9 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2020-10-12 18:05:48,205 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1875173575] [2020-10-12 18:05:48,205 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 18:05:48,205 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-10-12 18:05:48,205 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [593276419] [2020-10-12 18:05:48,207 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-12 18:05:48,207 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 18:05:48,208 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-12 18:05:48,208 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2020-10-12 18:05:48,209 INFO L87 Difference]: Start difference. First operand 532 states and 687 transitions. Second operand 16 states. [2020-10-12 18:05:48,936 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-12 18:05:50,129 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-12 18:05:51,352 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-12 18:05:51,683 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2020-10-12 18:05:52,079 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-10-12 18:05:52,457 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2020-10-12 18:05:53,040 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-12 18:05:53,408 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2020-10-12 18:05:53,799 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-10-12 18:05:54,139 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 216 [2020-10-12 18:05:56,270 WARN L193 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 211 [2020-10-12 18:05:56,959 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-12 18:05:57,493 WARN L193 SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 214 [2020-10-12 18:05:57,817 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-12 18:05:58,389 WARN L193 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 216 [2020-10-12 18:05:58,833 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-12 18:05:59,423 WARN L193 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 215 [2020-10-12 18:05:59,833 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-10-12 18:06:00,368 WARN L193 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 216 [2020-10-12 18:06:05,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 18:06:05,968 INFO L93 Difference]: Finished difference Result 1963 states and 3001 transitions. [2020-10-12 18:06:05,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2020-10-12 18:06:05,977 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 165 [2020-10-12 18:06:05,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 18:06:05,989 INFO L225 Difference]: With dead ends: 1963 [2020-10-12 18:06:05,989 INFO L226 Difference]: Without dead ends: 1472 [2020-10-12 18:06:05,994 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 66 SyntacticMatches, 2 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 796 ImplicationChecksByTransitivity, 7.9s TimeCoverageRelationStatistics Valid=642, Invalid=2220, Unknown=0, NotChecked=0, Total=2862 [2020-10-12 18:06:05,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1472 states. [2020-10-12 18:06:06,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1472 to 1284. [2020-10-12 18:06:06,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1284 states. [2020-10-12 18:06:06,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 1284 states and 1694 transitions. [2020-10-12 18:06:06,273 INFO L78 Accepts]: Start accepts. Automaton has 1284 states and 1694 transitions. Word has length 165 [2020-10-12 18:06:06,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 18:06:06,276 INFO L479 AbstractCegarLoop]: Abstraction has 1284 states and 1694 transitions. [2020-10-12 18:06:06,276 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-12 18:06:06,277 INFO L276 IsEmpty]: Start isEmpty. Operand 1284 states and 1694 transitions. [2020-10-12 18:06:06,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2020-10-12 18:06:06,282 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 18:06:06,283 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-12 18:06:06,283 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-12 18:06:06,283 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 18:06:06,284 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 18:06:06,284 INFO L82 PathProgramCache]: Analyzing trace with hash -1032767602, now seen corresponding path program 1 times [2020-10-12 18:06:06,284 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 18:06:06,285 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1633313099] [2020-10-12 18:06:06,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 18:06:06,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:06,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:06,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:06,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:06,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:06,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:07,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:08,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:08,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:08,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:08,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:11,342 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:11,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 237 [2020-10-12 18:06:11,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-12 18:06:11,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5018 [2020-10-12 18:06:11,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:11,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 22 [2020-10-12 18:06:11,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:06:11,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 220 [2020-10-12 18:06:11,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:11,631 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-12 18:06:11,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 18:06:11,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:11,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:11,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:11,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:06:11,701 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:11,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-12 18:06:11,702 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:11,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:06:11,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:11,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 18:06:11,703 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:11,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:06:11,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:11,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:11,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:11,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:06:11,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:11,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:06:11,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:11,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:06:11,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:11,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:06:11,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:11,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 18:06:11,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:11,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:11,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:11,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-12 18:06:11,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:11,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-12 18:06:11,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:11,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:06:11,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:11,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-12 18:06:11,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:11,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:06:11,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:11,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:11,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:11,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:06:11,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:11,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:06:11,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:11,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:06:11,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:11,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:06:11,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:11,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:06:11,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:11,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:11,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:11,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:06:11,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:11,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:06:11,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:11,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:06:11,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:11,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:06:11,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:11,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-12 18:06:11,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:11,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:11,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:11,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:06:11,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:11,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:06:11,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:11,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:06:11,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:11,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:06:11,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:11,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 18:06:11,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:11,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:11,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:11,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:06:11,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:11,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:06:11,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:11,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:06:11,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:11,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:06:11,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:11,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-12 18:06:11,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:11,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:11,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:11,807 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:06:11,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:11,808 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:06:11,808 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:11,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:06:11,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:11,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:06:11,809 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:11,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-12 18:06:11,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:11,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:11,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:11,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:06:11,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:11,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:06:11,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:11,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:06:11,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:11,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:06:11,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:11,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-12 18:06:11,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:11,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:11,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:11,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:06:11,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:11,818 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:06:11,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:11,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:06:11,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:11,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:06:11,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:11,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-12 18:06:11,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:11,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:11,823 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:11,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:06:11,823 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:11,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:06:11,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:11,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:06:11,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:11,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:06:11,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:11,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-12 18:06:11,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:11,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:11,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:11,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:06:11,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:11,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 18:06:11,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:11,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:06:11,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 18:06:11,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 18:06:11,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:11,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-12 18:06:11,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:11,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:11,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:11,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:11,932 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 18:06:11,932 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 18:06:11,932 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-12 18:06:11,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:11,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:06:11,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:11,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 18:06:11,933 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:11,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:06:11,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:11,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:11,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:11,944 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 18:06:11,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:11,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 18:06:11,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:11,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:06:11,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:11,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-12 18:06:11,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:11,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:06:11,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:11,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:11,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:11,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:06:11,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:11,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:06:11,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:11,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 18:06:11,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:11,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:06:11,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:11,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-12 18:06:11,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:12,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:12,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:12,038 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:12,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 18:06:12,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 18:06:12,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-12 18:06:12,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:12,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:06:12,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:12,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 18:06:12,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:12,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:06:12,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:12,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:12,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:12,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 18:06:12,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:12,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 18:06:12,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:12,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:06:12,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:12,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-12 18:06:12,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:12,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:06:12,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:12,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:12,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:12,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:06:12,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:12,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:06:12,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:12,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 18:06:12,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:12,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:06:12,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:12,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-12 18:06:12,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:12,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:12,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:12,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:12,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-12 18:06:12,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 18:06:12,145 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-12 18:06:12,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:12,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:06:12,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:12,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 54 [2020-10-12 18:06:12,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:12,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:06:12,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:12,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:12,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:12,157 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-12 18:06:12,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:12,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 18:06:12,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:12,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:06:12,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:12,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:06:12,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:12,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:06:12,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:12,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:12,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:12,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-12 18:06:12,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:12,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 18:06:12,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:12,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:06:12,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:12,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:06:12,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:12,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:06:12,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:12,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:12,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:12,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-12 18:06:12,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:12,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:06:12,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:12,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:06:12,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:12,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:06:12,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:06:12,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:06:12,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:12,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:12,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:12,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 18:06:12,192 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:12,193 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:06:12,193 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:12,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:06:12,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:12,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:06:12,194 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:06:12,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:06:12,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:12,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:12,199 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:12,199 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 18:06:12,199 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:12,200 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:06:12,200 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:12,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:06:12,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:12,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:06:12,201 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:06:12,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 18:06:12,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:12,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:12,207 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:12,207 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 18:06:12,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:12,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:06:12,208 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:12,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:06:12,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:12,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:06:12,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 41 [2020-10-12 18:06:12,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:06:12,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:12,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:12,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:12,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:06:12,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:12,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:06:12,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:12,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:06:12,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:12,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:06:12,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:12,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-12 18:06:12,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:12,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:12,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:12,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:06:12,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:12,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:06:12,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:12,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:06:12,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:12,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:06:12,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:12,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-10-12 18:06:12,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:12,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:12,312 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:12,312 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:06:12,313 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:12,313 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:06:12,313 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:12,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:06:12,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:06:12,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:06:12,314 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:12,359 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 8 proven. 14 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2020-10-12 18:06:12,360 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1633313099] [2020-10-12 18:06:12,360 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 18:06:12,361 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2020-10-12 18:06:12,361 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1991903831] [2020-10-12 18:06:12,362 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-10-12 18:06:12,362 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 18:06:12,362 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-10-12 18:06:12,363 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=292, Unknown=0, NotChecked=0, Total=342 [2020-10-12 18:06:12,363 INFO L87 Difference]: Start difference. First operand 1284 states and 1694 transitions. Second operand 19 states. [2020-10-12 18:06:13,650 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-12 18:06:14,984 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-12 18:06:15,277 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-12 18:06:16,015 WARN L193 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 212 [2020-10-12 18:06:16,658 WARN L193 SmtUtils]: Spent 517.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 212 [2020-10-12 18:06:17,428 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-12 18:06:18,098 WARN L193 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 213 [2020-10-12 18:06:18,699 WARN L193 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 213 [2020-10-12 18:06:20,614 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-12 18:06:20,994 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-12 18:06:21,366 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-12 18:06:21,714 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-10-12 18:06:27,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 18:06:27,286 INFO L93 Difference]: Finished difference Result 3342 states and 5091 transitions. [2020-10-12 18:06:27,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2020-10-12 18:06:27,287 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 165 [2020-10-12 18:06:27,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 18:06:27,307 INFO L225 Difference]: With dead ends: 3342 [2020-10-12 18:06:27,307 INFO L226 Difference]: Without dead ends: 2290 [2020-10-12 18:06:27,314 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 65 SyntacticMatches, 1 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 524 ImplicationChecksByTransitivity, 5.4s TimeCoverageRelationStatistics Valid=504, Invalid=1752, Unknown=0, NotChecked=0, Total=2256 [2020-10-12 18:06:27,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2290 states. [2020-10-12 18:06:27,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2290 to 2023. [2020-10-12 18:06:27,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2023 states. [2020-10-12 18:06:27,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2023 states to 2023 states and 2829 transitions. [2020-10-12 18:06:27,807 INFO L78 Accepts]: Start accepts. Automaton has 2023 states and 2829 transitions. Word has length 165 [2020-10-12 18:06:27,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 18:06:27,807 INFO L479 AbstractCegarLoop]: Abstraction has 2023 states and 2829 transitions. [2020-10-12 18:06:27,807 INFO L480 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-10-12 18:06:27,807 INFO L276 IsEmpty]: Start isEmpty. Operand 2023 states and 2829 transitions. [2020-10-12 18:06:27,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-10-12 18:06:27,812 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 18:06:27,813 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 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] [2020-10-12 18:06:27,813 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-12 18:06:27,813 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 18:06:27,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 18:06:27,814 INFO L82 PathProgramCache]: Analyzing trace with hash 1917482370, now seen corresponding path program 1 times [2020-10-12 18:06:27,814 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 18:06:27,815 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1760556410] [2020-10-12 18:06:27,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 18:06:27,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:27,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:27,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:27,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:28,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:28,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:31,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:31,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 212 [2020-10-12 18:06:31,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 18:06:31,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3324 [2020-10-12 18:06:31,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:31,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 18:06:31,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:06:31,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 183 [2020-10-12 18:06:31,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:31,519 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-12 18:06:31,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 18:06:31,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:31,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:31,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:31,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:06:31,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:31,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-12 18:06:31,588 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:31,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:06:31,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:31,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 18:06:31,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:31,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:06:31,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:31,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:31,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:31,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:06:31,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:31,611 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:06:31,611 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:31,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:06:31,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:31,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:06:31,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:31,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 18:06:31,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:31,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:31,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:31,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-12 18:06:31,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:31,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-12 18:06:31,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:31,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:06:31,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:31,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-12 18:06:31,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:31,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:06:31,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:31,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:31,662 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:31,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:06:31,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:31,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:06:31,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:31,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:06:31,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:31,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:06:31,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:31,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:06:31,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:31,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:31,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:31,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:06:31,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:31,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:06:31,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:31,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:06:31,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:31,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:06:31,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:31,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-12 18:06:31,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:31,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:31,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:31,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:06:31,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:31,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:06:31,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:31,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:06:31,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:31,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:06:31,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:31,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 18:06:31,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:31,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:31,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:31,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:06:31,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:31,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:06:31,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:31,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:06:31,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:31,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:06:31,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:31,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-12 18:06:31,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:31,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:31,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:31,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:06:31,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:31,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:06:31,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:31,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:06:31,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:31,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:06:31,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:31,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-12 18:06:31,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:31,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:31,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:31,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:06:31,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:31,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:06:31,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:31,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:06:31,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:31,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:06:31,688 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:31,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-12 18:06:31,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:31,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:31,693 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:31,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:06:31,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:31,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:06:31,693 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:31,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:06:31,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:31,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:06:31,694 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:31,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-12 18:06:31,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:31,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:31,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:31,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:06:31,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:31,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:06:31,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:31,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:06:31,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:31,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:06:31,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:31,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-12 18:06:31,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:31,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:31,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:31,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:31,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 78 [2020-10-12 18:06:31,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 18:06:31,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-12 18:06:31,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:31,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:06:31,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-12 18:06:31,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:06:31,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:31,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:06:31,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:31,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:31,784 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:31,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-12 18:06:31,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:31,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-12 18:06:31,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:31,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:06:31,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 24 [2020-10-12 18:06:31,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:06:31,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:31,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:06:31,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:31,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:31,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:31,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-12 18:06:31,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:31,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-12 18:06:31,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:31,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:06:31,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-12 18:06:31,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:06:31,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:31,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:06:31,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:31,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:31,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:31,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-12 18:06:31,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:31,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-12 18:06:31,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:31,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:06:31,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-12 18:06:31,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:06:31,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:31,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:06:31,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:31,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:31,861 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:31,861 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-12 18:06:31,861 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:31,861 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-12 18:06:31,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:31,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:06:31,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-12 18:06:31,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:06:31,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:31,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:06:31,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:31,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:31,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:31,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 18:06:31,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:31,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 18:06:31,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:31,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:06:31,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 18:06:31,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:06:31,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:31,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:06:31,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:31,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:31,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:31,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 18:06:31,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:31,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:06:31,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:31,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 18:06:31,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:31,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:06:31,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:31,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 18:06:31,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:31,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:31,922 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:31,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 18:06:31,922 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:31,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:06:31,923 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:31,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:06:31,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-12 18:06:31,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:06:31,924 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:06:31,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:06:31,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:31,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:31,927 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:31,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:06:31,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:31,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:06:31,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:31,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:06:31,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:31,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:06:31,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:31,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-12 18:06:31,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:31,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:31,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:31,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 18:06:31,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:31,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:06:31,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:31,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:06:31,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-12 18:06:31,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:06:31,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:31,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:06:31,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:31,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:31,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:31,941 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:06:31,941 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:31,941 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:06:31,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:31,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:06:31,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:31,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:06:31,942 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:31,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-12 18:06:31,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:31,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:31,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:31,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:06:31,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:31,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:06:31,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:31,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:06:31,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:31,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:06:31,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:31,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-12 18:06:31,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:31,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:31,965 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:31,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:06:31,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:31,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:06:31,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:31,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:06:31,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:06:31,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:06:31,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:31,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-10-12 18:06:31,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:31,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:31,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:31,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:06:31,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:31,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:06:31,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:31,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:06:31,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:06:31,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:06:31,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:31,999 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2020-10-12 18:06:31,999 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1760556410] [2020-10-12 18:06:32,000 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 18:06:32,000 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-12 18:06:32,000 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1966630689] [2020-10-12 18:06:32,001 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-12 18:06:32,001 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 18:06:32,001 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-12 18:06:32,002 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2020-10-12 18:06:32,002 INFO L87 Difference]: Start difference. First operand 2023 states and 2829 transitions. Second operand 12 states. [2020-10-12 18:06:32,521 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-12 18:06:33,936 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-12 18:06:34,291 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-12 18:06:34,614 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-12 18:06:35,262 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-12 18:06:35,637 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-12 18:06:35,933 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-12 18:06:40,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 18:06:40,016 INFO L93 Difference]: Finished difference Result 5506 states and 8847 transitions. [2020-10-12 18:06:40,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-12 18:06:40,017 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 146 [2020-10-12 18:06:40,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 18:06:40,048 INFO L225 Difference]: With dead ends: 5506 [2020-10-12 18:06:40,048 INFO L226 Difference]: Without dead ends: 3421 [2020-10-12 18:06:40,064 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 172 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=250, Invalid=620, Unknown=0, NotChecked=0, Total=870 [2020-10-12 18:06:40,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3421 states. [2020-10-12 18:06:40,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3421 to 3107. [2020-10-12 18:06:40,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3107 states. [2020-10-12 18:06:40,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3107 states to 3107 states and 4313 transitions. [2020-10-12 18:06:40,814 INFO L78 Accepts]: Start accepts. Automaton has 3107 states and 4313 transitions. Word has length 146 [2020-10-12 18:06:40,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 18:06:40,817 INFO L479 AbstractCegarLoop]: Abstraction has 3107 states and 4313 transitions. [2020-10-12 18:06:40,818 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-12 18:06:40,818 INFO L276 IsEmpty]: Start isEmpty. Operand 3107 states and 4313 transitions. [2020-10-12 18:06:40,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2020-10-12 18:06:40,826 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 18:06:40,826 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 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] [2020-10-12 18:06:40,827 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-12 18:06:40,827 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 18:06:40,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 18:06:40,827 INFO L82 PathProgramCache]: Analyzing trace with hash 558797090, now seen corresponding path program 1 times [2020-10-12 18:06:40,828 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 18:06:40,829 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2078788603] [2020-10-12 18:06:40,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 18:06:40,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:40,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:40,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:40,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:41,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:41,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:41,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:43,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:43,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 226 [2020-10-12 18:06:43,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 18:06:43,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2832 [2020-10-12 18:06:43,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:43,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 23 [2020-10-12 18:06:43,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:06:43,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 209 [2020-10-12 18:06:43,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:44,015 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-12 18:06:44,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 18:06:44,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:44,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:44,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:44,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:06:44,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:44,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-12 18:06:44,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:44,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:06:44,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:44,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 18:06:44,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:44,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:06:44,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:44,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:44,084 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:44,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:06:44,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:44,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:06:44,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:44,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:06:44,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:44,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:06:44,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:44,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 18:06:44,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:44,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:44,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:44,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-12 18:06:44,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:44,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-12 18:06:44,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:44,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:06:44,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:44,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-12 18:06:44,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:44,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:06:44,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:44,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:44,156 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:44,157 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:06:44,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:44,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:06:44,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:44,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:06:44,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:44,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:06:44,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:44,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:06:44,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:44,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:44,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:44,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:06:44,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:44,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:06:44,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:44,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:06:44,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:44,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:06:44,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:44,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-12 18:06:44,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:44,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:44,165 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:44,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:06:44,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:44,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:06:44,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:44,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:06:44,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:44,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:06:44,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:44,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 18:06:44,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:44,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:44,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:44,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:06:44,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:44,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:06:44,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:44,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:06:44,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:44,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:06:44,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:44,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-12 18:06:44,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:44,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:44,176 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:44,176 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:06:44,176 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:44,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:06:44,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:44,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:06:44,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:44,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:06:44,177 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:44,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-12 18:06:44,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:44,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:44,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:44,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:06:44,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:44,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:06:44,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:44,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:06:44,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:44,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:06:44,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:44,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-12 18:06:44,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:44,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:44,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:44,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:06:44,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:44,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:06:44,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:44,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:06:44,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:44,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:06:44,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:44,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-12 18:06:44,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:44,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:44,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:44,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:06:44,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:44,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:06:44,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:44,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:06:44,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:44,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:06:44,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:44,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-12 18:06:44,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:44,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:44,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:44,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:06:44,211 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:44,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:06:44,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:44,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:06:44,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 18:06:44,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 18:06:44,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:44,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-12 18:06:44,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:44,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:44,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:44,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 18:06:44,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:44,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:06:44,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:44,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:06:44,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:44,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 18:06:44,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:44,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-12 18:06:44,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:44,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:44,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:44,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:44,319 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 78 [2020-10-12 18:06:44,319 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 18:06:44,319 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-12 18:06:44,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:44,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:06:44,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 18:06:44,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-12 18:06:44,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:44,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:06:44,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:44,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:44,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:44,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-12 18:06:44,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:44,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-12 18:06:44,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:44,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:06:44,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:44,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 54 [2020-10-12 18:06:44,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:44,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:06:44,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:44,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:44,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:44,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-12 18:06:44,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:44,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:06:44,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:44,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:06:44,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:44,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:06:44,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:44,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:06:44,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:44,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:44,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:44,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-12 18:06:44,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:44,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:06:44,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:44,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:06:44,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:44,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:06:44,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:44,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:06:44,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:44,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:44,404 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:44,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-12 18:06:44,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:44,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:06:44,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:44,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:06:44,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:44,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:06:44,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:44,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:06:44,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:44,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:44,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:44,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 18:06:44,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:44,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:06:44,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:44,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:06:44,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:44,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:06:44,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:44,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:06:44,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:44,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:44,412 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:44,412 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 18:06:44,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:44,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:06:44,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:44,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:06:44,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:44,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:06:44,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:44,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 18:06:44,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:44,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:44,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:44,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 18:06:44,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:44,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:06:44,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:44,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:06:44,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:44,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:06:44,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:44,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:06:44,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:44,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:44,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:44,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:06:44,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:44,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:06:44,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:44,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:06:44,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:44,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:06:44,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:44,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-12 18:06:44,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:44,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:44,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:44,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 18:06:44,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:44,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:06:44,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:44,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:06:44,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:44,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 18:06:44,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:44,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:06:44,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:44,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:44,433 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:44,433 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:06:44,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:44,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:06:44,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:44,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:06:44,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:44,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:06:44,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:44,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-12 18:06:44,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:44,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:44,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:44,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:06:44,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:44,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:06:44,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:44,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:06:44,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 18:06:44,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 18:06:44,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:44,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-12 18:06:44,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:44,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:44,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:44,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:06:44,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:44,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:06:44,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:44,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:06:44,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:06:44,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:06:44,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:44,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-10-12 18:06:44,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:06:44,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:06:44,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:06:44,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:06:44,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:06:44,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:06:44,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:06:44,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:06:44,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:06:44,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:06:44,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:06:44,506 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 5 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2020-10-12 18:06:44,507 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2078788603] [2020-10-12 18:06:44,507 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 18:06:44,507 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-10-12 18:06:44,507 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1380934892] [2020-10-12 18:06:44,508 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-12 18:06:44,508 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 18:06:44,508 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-12 18:06:44,508 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=254, Unknown=0, NotChecked=0, Total=306 [2020-10-12 18:06:44,508 INFO L87 Difference]: Start difference. First operand 3107 states and 4313 transitions. Second operand 18 states. [2020-10-12 18:06:45,095 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-12 18:06:46,167 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-12 18:06:47,223 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-12 18:06:47,617 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-12 18:06:47,963 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-12 18:06:48,267 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-12 18:06:48,674 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-12 18:06:49,028 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-12 18:06:50,660 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-12 18:06:51,266 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-12 18:06:51,626 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-12 18:06:51,958 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-12 18:06:53,059 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-12 18:06:54,652 WARN L193 SmtUtils]: Spent 515.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 211 [2020-10-12 18:06:55,464 WARN L193 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 213 [2020-10-12 18:07:03,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 18:07:03,960 INFO L93 Difference]: Finished difference Result 8026 states and 12222 transitions. [2020-10-12 18:07:03,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2020-10-12 18:07:03,961 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 156 [2020-10-12 18:07:03,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 18:07:04,002 INFO L225 Difference]: With dead ends: 8026 [2020-10-12 18:07:04,002 INFO L226 Difference]: Without dead ends: 5075 [2020-10-12 18:07:04,019 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1467 ImplicationChecksByTransitivity, 6.6s TimeCoverageRelationStatistics Valid=1073, Invalid=3483, Unknown=0, NotChecked=0, Total=4556 [2020-10-12 18:07:04,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5075 states. [2020-10-12 18:07:05,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5075 to 4117. [2020-10-12 18:07:05,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4117 states. [2020-10-12 18:07:05,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4117 states to 4117 states and 5875 transitions. [2020-10-12 18:07:05,040 INFO L78 Accepts]: Start accepts. Automaton has 4117 states and 5875 transitions. Word has length 156 [2020-10-12 18:07:05,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 18:07:05,041 INFO L479 AbstractCegarLoop]: Abstraction has 4117 states and 5875 transitions. [2020-10-12 18:07:05,041 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-12 18:07:05,041 INFO L276 IsEmpty]: Start isEmpty. Operand 4117 states and 5875 transitions. [2020-10-12 18:07:05,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2020-10-12 18:07:05,048 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 18:07:05,049 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 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] [2020-10-12 18:07:05,049 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-12 18:07:05,049 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 18:07:05,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 18:07:05,049 INFO L82 PathProgramCache]: Analyzing trace with hash 146633481, now seen corresponding path program 1 times [2020-10-12 18:07:05,050 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 18:07:05,050 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [457767738] [2020-10-12 18:07:05,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 18:07:05,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:05,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:05,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:05,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:05,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:05,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:05,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:05,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:06,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:06,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 307 [2020-10-12 18:07:06,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-12 18:07:06,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1043 [2020-10-12 18:07:06,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:06,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:07:06,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 165 [2020-10-12 18:07:06,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 118 [2020-10-12 18:07:06,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:06,403 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-12 18:07:06,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 18:07:06,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:06,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:06,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:06,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:07:06,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:06,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-12 18:07:06,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:06,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:06,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:06,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:06,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:06,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:07:06,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:06,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:06,439 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:06,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:07:06,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:06,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:06,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:06,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:06,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:06,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:06,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:06,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 18:07:06,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:06,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:06,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:06,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-12 18:07:06,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:06,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 18:07:06,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:06,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:06,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:06,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:06,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:06,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:07:06,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:06,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:06,473 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:06,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:07:06,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:06,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:06,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:06,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:06,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:06,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:06,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:06,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:07:06,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:06,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:06,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:06,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:07:06,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:06,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:06,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:06,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:06,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:06,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:06,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:06,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-12 18:07:06,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:06,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:06,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:06,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:07:06,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:06,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:06,479 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:06,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:06,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:06,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:06,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:06,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 18:07:06,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:06,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:06,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:06,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:07:06,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:06,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:06,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:06,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:06,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:06,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:06,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:06,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-12 18:07:06,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:06,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:06,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:06,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:07:06,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:06,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:06,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:06,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:06,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:06,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:06,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:06,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-12 18:07:06,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:06,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:06,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:06,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:07:06,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:06,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:06,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:06,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:06,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:06,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:06,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:06,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-12 18:07:06,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:06,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:06,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:06,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:07:06,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:06,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:06,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:06,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:06,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:06,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:06,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:06,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-12 18:07:06,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:06,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:06,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:06,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:07:06,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:06,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:06,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:06,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:06,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:06,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:06,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:06,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-12 18:07:06,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:06,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:06,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:06,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:07:06,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:06,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:06,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:06,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:06,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:06,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:06,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:06,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-12 18:07:06,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:06,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:06,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:06,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 18:07:06,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:06,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:07:06,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:06,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:06,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:06,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:06,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:06,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-12 18:07:06,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:06,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:06,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:06,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 18:07:06,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:06,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:07:06,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:06,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:06,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:06,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:06,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:06,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:07:06,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:06,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:06,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:06,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 18:07:06,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:06,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:07:06,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:06,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:06,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:06,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:06,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:06,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:07:06,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:06,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:06,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:06,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:07:06,542 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:06,542 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:06,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:06,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:06,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:06,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:06,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:06,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-12 18:07:06,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:06,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:06,546 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:06,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 18:07:06,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:06,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:07:06,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:06,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:06,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:06,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:06,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:06,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:07:06,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:06,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:06,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:06,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 18:07:06,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:06,549 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:06,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:06,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:06,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:06,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:06,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:06,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:07:06,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:06,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:06,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:06,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:07:06,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:06,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:06,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:06,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:06,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:06,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:06,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:06,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-12 18:07:06,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:06,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:06,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:06,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 78 [2020-10-12 18:07:06,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:06,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 18:07:06,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:06,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:07:06,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:06,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-12 18:07:06,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:06,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:07:06,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:06,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:06,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:06,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-12 18:07:06,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:06,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 18:07:06,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:06,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:07:06,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:06,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 54 [2020-10-12 18:07:06,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:06,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:07:06,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:06,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:06,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:06,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-12 18:07:06,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:06,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:07:06,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:06,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:06,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:06,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:06,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:06,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:07:06,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:06,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:06,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:06,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-12 18:07:06,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:06,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:07:06,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:06,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:06,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:06,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:06,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:06,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:07:06,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:06,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:06,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:06,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-12 18:07:06,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:06,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:07:06,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:06,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:06,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:06,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:06,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:06,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:07:06,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:06,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:06,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:06,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 18:07:06,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:06,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:07:06,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:06,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:06,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:06,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:06,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:06,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:07:06,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:06,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:06,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:06,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 18:07:06,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:06,615 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:06,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:06,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:06,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:06,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:06,616 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:06,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 18:07:06,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:06,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:06,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:06,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 18:07:06,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:06,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:06,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:06,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:06,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:06,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:06,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:06,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:07:06,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:06,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:06,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:06,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:07:06,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:06,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:06,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:06,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:06,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:06,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:06,623 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:06,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-12 18:07:06,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:06,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:06,628 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:06,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 18:07:06,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:06,629 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:07:06,629 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:06,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:07:06,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:06,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 18:07:06,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:06,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:07:06,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:06,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:06,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:06,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:07:06,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:06,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:06,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:06,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:06,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:06,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:06,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:06,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2020-10-12 18:07:06,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:06,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:06,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:06,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:06,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 18:07:06,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 18:07:06,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 18:07:06,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:06,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:07:06,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:06,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-12 18:07:06,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:06,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:07:06,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:06,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:06,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:06,645 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:07:06,645 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:06,645 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:06,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:06,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:06,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:06,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:06,646 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:06,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:07:06,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:06,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:06,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:06,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 18:07:06,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:06,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:07:06,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:06,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:06,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:06,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:06,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:06,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:07:06,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:06,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:06,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:06,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:07:06,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:06,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:06,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:06,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:06,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:06,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:06,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:06,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2020-10-12 18:07:06,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:06,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:06,658 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:06,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:07:06,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:06,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:07:06,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:06,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:07:06,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:06,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:07:06,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:06,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2020-10-12 18:07:06,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:06,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:06,662 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:06,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:07:06,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:06,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:06,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:06,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:06,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:07:06,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:06,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:06,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2020-10-12 18:07:06,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:06,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:06,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:06,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:07:06,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:06,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:06,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:06,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:06,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:07:06,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:06,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:06,700 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 39 proven. 7 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2020-10-12 18:07:06,701 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [457767738] [2020-10-12 18:07:06,701 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 18:07:06,701 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-12 18:07:06,701 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1061558567] [2020-10-12 18:07:06,701 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-12 18:07:06,702 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 18:07:06,702 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-12 18:07:06,702 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2020-10-12 18:07:06,702 INFO L87 Difference]: Start difference. First operand 4117 states and 5875 transitions. Second operand 10 states. [2020-10-12 18:07:07,238 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-12 18:07:12,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 18:07:12,575 INFO L93 Difference]: Finished difference Result 8886 states and 13022 transitions. [2020-10-12 18:07:12,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-12 18:07:12,576 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 217 [2020-10-12 18:07:12,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 18:07:12,622 INFO L225 Difference]: With dead ends: 8886 [2020-10-12 18:07:12,622 INFO L226 Difference]: Without dead ends: 4810 [2020-10-12 18:07:12,650 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 135 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=203, Invalid=447, Unknown=0, NotChecked=0, Total=650 [2020-10-12 18:07:12,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4810 states. [2020-10-12 18:07:13,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4810 to 4478. [2020-10-12 18:07:13,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4478 states. [2020-10-12 18:07:13,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4478 states to 4478 states and 6375 transitions. [2020-10-12 18:07:13,977 INFO L78 Accepts]: Start accepts. Automaton has 4478 states and 6375 transitions. Word has length 217 [2020-10-12 18:07:13,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 18:07:13,978 INFO L479 AbstractCegarLoop]: Abstraction has 4478 states and 6375 transitions. [2020-10-12 18:07:13,978 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-12 18:07:13,978 INFO L276 IsEmpty]: Start isEmpty. Operand 4478 states and 6375 transitions. [2020-10-12 18:07:13,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2020-10-12 18:07:13,988 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 18:07:13,988 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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] [2020-10-12 18:07:13,989 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-12 18:07:13,989 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 18:07:13,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 18:07:13,989 INFO L82 PathProgramCache]: Analyzing trace with hash 1598158339, now seen corresponding path program 1 times [2020-10-12 18:07:13,989 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 18:07:13,990 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [408750168] [2020-10-12 18:07:13,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 18:07:14,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:14,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:14,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:14,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:14,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:14,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:15,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:15,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 300 [2020-10-12 18:07:15,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 18:07:15,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1262 [2020-10-12 18:07:15,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:15,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:07:15,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 178 [2020-10-12 18:07:15,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 60 [2020-10-12 18:07:15,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:15,652 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-12 18:07:15,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 18:07:15,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:15,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:15,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:15,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:07:15,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:15,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-12 18:07:15,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:15,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:15,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:15,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:15,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:15,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:07:15,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:15,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:15,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:15,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:07:15,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:15,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:15,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:15,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:15,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:15,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:15,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:15,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 18:07:15,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:15,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:15,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:15,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-12 18:07:15,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:15,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 18:07:15,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:15,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:15,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:15,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:15,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:15,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:07:15,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:15,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:15,718 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:15,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:07:15,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:15,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:15,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:15,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:15,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:15,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:15,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:15,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:07:15,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:15,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:15,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:15,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:07:15,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:15,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:15,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:15,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:15,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:15,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:15,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:15,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-12 18:07:15,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:15,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:15,724 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:15,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:07:15,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:15,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:15,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:15,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:15,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:15,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:15,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:15,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 18:07:15,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:15,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:15,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:15,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:07:15,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:15,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:15,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:15,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:15,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:15,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:15,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:15,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-12 18:07:15,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:15,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:15,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:15,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:07:15,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:15,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:15,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:15,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:15,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:15,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:15,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:15,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-12 18:07:15,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:15,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:15,732 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:15,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:07:15,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:15,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:15,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:15,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:15,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:15,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:15,733 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:15,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-12 18:07:15,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:15,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:15,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:15,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:07:15,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:15,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:15,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:15,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:15,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:15,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:15,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:15,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-12 18:07:15,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:15,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:15,738 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:15,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:07:15,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:15,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:15,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:15,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:15,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:15,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:15,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:15,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-12 18:07:15,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:15,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:15,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:15,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:07:15,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:15,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:07:15,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:15,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:15,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:15,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:15,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:15,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-12 18:07:15,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:15,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:15,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:15,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 78 [2020-10-12 18:07:15,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:15,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 18:07:15,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:15,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:15,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:15,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:15,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:15,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:07:15,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:15,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:15,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:15,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-12 18:07:15,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:15,790 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:07:15,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:15,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:15,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:15,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:15,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:15,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:07:15,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:15,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:15,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:15,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-12 18:07:15,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:15,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:07:15,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:15,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:15,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:15,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:15,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:15,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:07:15,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:15,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:15,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:15,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-12 18:07:15,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:15,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:07:15,802 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:15,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:15,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:15,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:15,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:15,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:07:15,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:15,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:15,810 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:15,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-12 18:07:15,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:15,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:07:15,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:15,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:15,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:15,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:15,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:15,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:07:15,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:15,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:15,815 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:15,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 18:07:15,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:15,816 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:07:15,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:15,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:15,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:15,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:15,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:15,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:07:15,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:15,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:15,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:15,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 18:07:15,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:15,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:15,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:15,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:15,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:15,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:15,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:15,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 18:07:15,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:15,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:15,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:15,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 18:07:15,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:15,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:15,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:15,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:15,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:15,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:15,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:15,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:07:15,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:15,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:15,827 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:15,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:07:15,828 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:15,828 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:15,828 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:15,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:15,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:15,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:15,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:15,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-12 18:07:15,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:15,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:15,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:15,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 18:07:15,832 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:15,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:15,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:15,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:15,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:15,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:15,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:15,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:07:15,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:15,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:15,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:15,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:07:15,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:15,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:15,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:15,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:15,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:15,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:15,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:15,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-12 18:07:15,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:15,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:15,845 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:15,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-12 18:07:15,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:15,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 18:07:15,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:15,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:07:15,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:15,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-12 18:07:15,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:15,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:07:15,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:15,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:15,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:15,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:07:15,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:15,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:15,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:15,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:15,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:15,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:15,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:15,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:07:15,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:15,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:15,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:15,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-12 18:07:15,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:15,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:15,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:15,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:15,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:15,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:15,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:15,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:07:15,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:15,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:15,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:15,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-12 18:07:15,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:15,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:07:15,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:15,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:15,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:15,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:15,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:15,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:07:15,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:15,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:15,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:15,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-12 18:07:15,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:15,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:15,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:15,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:15,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:15,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:15,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:15,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:07:15,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:15,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:15,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:15,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:07:15,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:15,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:15,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:15,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:15,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:15,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:15,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:15,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-12 18:07:15,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:15,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:15,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:15,866 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 18:07:15,866 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:15,866 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:07:15,866 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:15,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:15,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:15,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:15,867 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:15,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:07:15,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:15,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:15,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:15,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:07:15,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:15,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:15,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:15,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:15,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:15,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:15,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:15,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2020-10-12 18:07:15,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:15,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:15,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:15,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:07:15,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:15,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:07:15,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:15,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:15,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:07:15,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:15,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:15,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-12 18:07:15,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:15,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:15,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:15,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-12 18:07:15,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:15,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:07:15,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:15,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:15,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-12 18:07:15,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:15,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:15,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:07:15,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:15,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:15,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:15,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-12 18:07:15,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:15,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:07:15,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:15,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:15,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:15,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:15,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:15,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:07:15,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:15,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:15,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:15,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-12 18:07:15,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:15,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:07:15,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:15,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:15,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:15,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:15,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:15,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:07:15,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:15,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:15,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:15,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:07:15,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:15,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:15,893 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:15,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:15,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:15,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:15,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:15,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2020-10-12 18:07:15,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:15,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:15,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:15,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:07:15,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:15,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:15,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:15,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:15,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:07:15,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:15,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:15,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2020-10-12 18:07:15,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:15,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:15,900 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:15,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:07:15,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:15,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:15,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:15,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:15,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:07:15,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:15,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:15,935 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2020-10-12 18:07:15,935 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [408750168] [2020-10-12 18:07:15,935 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 18:07:15,935 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-12 18:07:15,935 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [946996029] [2020-10-12 18:07:15,936 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-12 18:07:15,936 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 18:07:15,936 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-12 18:07:15,936 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2020-10-12 18:07:15,936 INFO L87 Difference]: Start difference. First operand 4478 states and 6375 transitions. Second operand 9 states. [2020-10-12 18:07:16,707 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-12 18:07:19,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 18:07:19,498 INFO L93 Difference]: Finished difference Result 7225 states and 9896 transitions. [2020-10-12 18:07:19,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-12 18:07:19,499 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 208 [2020-10-12 18:07:19,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 18:07:19,527 INFO L225 Difference]: With dead ends: 7225 [2020-10-12 18:07:19,528 INFO L226 Difference]: Without dead ends: 4097 [2020-10-12 18:07:19,542 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=117, Invalid=225, Unknown=0, NotChecked=0, Total=342 [2020-10-12 18:07:19,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4097 states. [2020-10-12 18:07:20,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4097 to 3963. [2020-10-12 18:07:20,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3963 states. [2020-10-12 18:07:20,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3963 states to 3963 states and 5317 transitions. [2020-10-12 18:07:20,515 INFO L78 Accepts]: Start accepts. Automaton has 3963 states and 5317 transitions. Word has length 208 [2020-10-12 18:07:20,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 18:07:20,516 INFO L479 AbstractCegarLoop]: Abstraction has 3963 states and 5317 transitions. [2020-10-12 18:07:20,516 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-12 18:07:20,516 INFO L276 IsEmpty]: Start isEmpty. Operand 3963 states and 5317 transitions. [2020-10-12 18:07:20,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2020-10-12 18:07:20,524 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 18:07:20,524 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 18:07:20,524 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-12 18:07:20,524 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 18:07:20,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 18:07:20,525 INFO L82 PathProgramCache]: Analyzing trace with hash -1142326602, now seen corresponding path program 1 times [2020-10-12 18:07:20,525 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 18:07:20,525 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1305870255] [2020-10-12 18:07:20,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 18:07:20,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:20,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:20,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:20,771 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:20,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 303 [2020-10-12 18:07:20,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 18:07:20,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 207 [2020-10-12 18:07:20,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:20,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:07:20,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 117 [2020-10-12 18:07:20,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 92 [2020-10-12 18:07:20,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:21,040 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-12 18:07:21,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 18:07:21,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:21,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:21,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:21,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:07:21,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:21,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-12 18:07:21,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:21,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:21,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:21,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:21,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:21,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:07:21,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:21,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:21,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:21,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:07:21,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:21,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:21,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:21,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:21,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:21,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:21,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:21,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 18:07:21,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:21,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:21,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:21,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-12 18:07:21,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:21,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 18:07:21,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:21,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:21,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:21,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:21,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:21,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:07:21,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:21,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:21,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:21,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:07:21,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:21,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:21,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:21,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:21,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:21,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:21,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:21,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:07:21,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:21,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:21,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:21,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:07:21,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:21,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:21,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:21,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:21,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:21,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:21,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:21,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-12 18:07:21,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:21,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:21,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:21,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:07:21,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:21,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:21,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:21,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:21,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:21,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:21,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:21,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 18:07:21,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:21,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:21,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:21,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:07:21,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:21,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:21,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:21,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:21,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:21,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:21,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:21,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-12 18:07:21,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:21,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:21,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:21,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:07:21,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:21,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:21,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:21,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:21,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:21,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:21,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:21,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-12 18:07:21,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:21,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:21,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:21,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:07:21,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:21,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:21,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:21,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:21,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:21,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:21,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:21,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-12 18:07:21,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:21,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:21,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:21,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:07:21,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:21,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:21,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:21,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:21,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:21,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:21,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:21,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-12 18:07:21,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:21,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:21,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:21,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:07:21,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:21,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:21,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:21,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:21,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:21,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:21,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:21,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-12 18:07:21,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:21,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:21,146 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:21,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:07:21,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:21,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:07:21,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:21,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:21,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:21,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:21,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:21,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-12 18:07:21,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:21,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:21,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:21,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 78 [2020-10-12 18:07:21,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:21,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 18:07:21,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:21,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:07:21,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:21,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 18:07:21,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:21,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:07:21,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:21,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:21,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:21,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-12 18:07:21,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:21,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 18:07:21,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:21,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:07:21,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:21,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-12 18:07:21,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:21,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:07:21,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:21,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:21,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:21,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-12 18:07:21,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:21,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:07:21,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:21,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:07:21,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:21,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 18:07:21,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:21,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:07:21,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:21,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:21,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:21,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-12 18:07:21,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:21,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:07:21,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:21,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:07:21,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:21,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 18:07:21,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:21,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:07:21,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:21,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:21,216 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:21,216 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-12 18:07:21,216 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:21,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 18:07:21,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:21,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:07:21,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:21,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 36 [2020-10-12 18:07:21,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:21,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:07:21,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:21,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:21,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:21,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 18:07:21,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:21,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:07:21,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:21,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:21,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:21,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:21,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:21,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:07:21,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:21,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:21,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:21,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 18:07:21,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:21,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:21,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:21,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:21,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:21,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:21,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:21,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 18:07:21,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:21,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:21,228 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:21,228 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 18:07:21,228 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:21,228 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:21,229 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:21,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:21,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:21,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:21,229 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:21,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:07:21,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:21,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:21,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:21,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:07:21,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:21,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:21,232 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:21,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:21,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:21,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:21,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:21,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-12 18:07:21,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:21,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:21,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:21,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 18:07:21,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:21,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:07:21,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:21,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:07:21,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:21,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 18:07:21,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:21,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:07:21,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:21,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:21,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:21,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:07:21,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:21,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:21,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:21,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:21,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:21,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:21,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:21,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-12 18:07:21,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:21,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:21,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:21,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-12 18:07:21,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:21,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 18:07:21,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:21,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:07:21,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-12 18:07:21,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-12 18:07:21,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:21,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:07:21,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:21,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:21,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:21,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:07:21,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:21,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:07:21,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:21,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:21,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:21,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:21,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:21,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:07:21,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:21,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:21,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:21,273 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-12 18:07:21,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:21,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:07:21,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:21,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:07:21,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:21,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-12 18:07:21,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:21,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:07:21,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:21,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:21,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:21,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-12 18:07:21,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:21,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:07:21,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:21,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:07:21,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:21,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 18:07:21,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:21,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:07:21,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:21,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:21,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:21,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-12 18:07:21,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:21,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:07:21,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:21,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:07:21,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:21,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 18:07:21,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:21,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:07:21,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:21,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:21,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:21,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:07:21,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:21,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:21,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:21,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:07:21,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:21,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:07:21,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:21,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-12 18:07:21,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:21,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:21,290 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:21,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 18:07:21,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:21,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:07:21,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:21,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:07:21,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:21,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 18:07:21,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:21,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:07:21,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:21,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:21,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:21,293 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:07:21,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:21,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:21,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:21,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:21,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:21,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:21,294 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:21,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-12 18:07:21,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:21,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:21,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:21,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:07:21,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:21,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:21,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:21,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:21,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:07:21,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:21,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:21,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2020-10-12 18:07:21,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:21,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:21,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:21,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-12 18:07:21,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:21,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:07:21,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:21,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:21,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-12 18:07:21,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:21,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:21,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:07:21,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:21,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:21,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:21,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-12 18:07:21,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:21,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:21,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:21,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:21,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:21,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:21,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:21,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:07:21,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:21,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:21,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:21,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-12 18:07:21,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:21,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:21,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:21,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:21,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:21,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:21,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:21,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:07:21,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:21,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:21,312 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:21,312 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:07:21,312 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:21,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:21,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:21,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:21,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:07:21,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:21,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:21,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2020-10-12 18:07:21,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:21,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:21,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:21,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:07:21,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:21,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:21,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:21,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:21,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:07:21,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:21,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:21,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-12 18:07:21,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:07:21,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:07:21,319 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:07:21,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:07:21,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:07:21,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:07:21,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:07:21,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:07:21,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:07:21,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:07:21,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:07:21,351 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 47 proven. 22 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2020-10-12 18:07:21,352 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1305870255] [2020-10-12 18:07:21,352 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 18:07:21,352 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-12 18:07:21,352 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1013457013] [2020-10-12 18:07:21,353 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-12 18:07:21,353 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 18:07:21,353 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-12 18:07:21,353 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2020-10-12 18:07:21,353 INFO L87 Difference]: Start difference. First operand 3963 states and 5317 transitions. Second operand 10 states. [2020-10-12 18:07:21,885 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-12 18:07:22,925 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-12 18:07:26,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 18:07:26,976 INFO L93 Difference]: Finished difference Result 8334 states and 11692 transitions. [2020-10-12 18:07:26,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-12 18:07:26,977 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 213 [2020-10-12 18:07:26,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 18:07:27,001 INFO L225 Difference]: With dead ends: 8334 [2020-10-12 18:07:27,002 INFO L226 Difference]: Without dead ends: 4066 [2020-10-12 18:07:27,016 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 87 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=149, Invalid=357, Unknown=0, NotChecked=0, Total=506 [2020-10-12 18:07:27,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4066 states. [2020-10-12 18:07:27,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4066 to 3718. [2020-10-12 18:07:27,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3718 states. [2020-10-12 18:07:27,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3718 states to 3718 states and 4884 transitions. [2020-10-12 18:07:27,597 INFO L78 Accepts]: Start accepts. Automaton has 3718 states and 4884 transitions. Word has length 213 [2020-10-12 18:07:27,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 18:07:27,597 INFO L479 AbstractCegarLoop]: Abstraction has 3718 states and 4884 transitions. [2020-10-12 18:07:27,597 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-12 18:07:27,598 INFO L276 IsEmpty]: Start isEmpty. Operand 3718 states and 4884 transitions. [2020-10-12 18:07:27,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2020-10-12 18:07:27,604 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 18:07:27,604 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 18:07:27,604 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-12 18:07:27,605 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 18:07:27,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 18:07:27,605 INFO L82 PathProgramCache]: Analyzing trace with hash 1411274166, now seen corresponding path program 1 times [2020-10-12 18:07:27,605 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 18:07:27,605 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [603683174] [2020-10-12 18:07:27,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 18:07:27,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-12 18:07:27,654 INFO L174 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2020-10-12 18:07:27,654 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-10-12 18:07:27,659 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-12 18:07:27,695 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.10 06:07:27 BoogieIcfgContainer [2020-10-12 18:07:27,695 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-12 18:07:27,696 INFO L168 Benchmark]: Toolchain (without parser) took 131228.59 ms. Allocated memory was 139.5 MB in the beginning and 1.8 GB in the end (delta: 1.7 GB). Free memory was 101.2 MB in the beginning and 432.3 MB in the end (delta: -331.1 MB). Peak memory consumption was 1.3 GB. Max. memory is 7.1 GB. [2020-10-12 18:07:27,697 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 139.5 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-10-12 18:07:27,698 INFO L168 Benchmark]: CACSL2BoogieTranslator took 671.27 ms. Allocated memory was 139.5 MB in the beginning and 201.9 MB in the end (delta: 62.4 MB). Free memory was 100.9 MB in the beginning and 165.7 MB in the end (delta: -64.8 MB). Peak memory consumption was 27.7 MB. Max. memory is 7.1 GB. [2020-10-12 18:07:27,698 INFO L168 Benchmark]: Boogie Preprocessor took 90.00 ms. Allocated memory is still 201.9 MB. Free memory was 165.7 MB in the beginning and 161.1 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2020-10-12 18:07:27,699 INFO L168 Benchmark]: RCFGBuilder took 1352.12 ms. Allocated memory was 201.9 MB in the beginning and 234.9 MB in the end (delta: 33.0 MB). Free memory was 161.1 MB in the beginning and 181.0 MB in the end (delta: -19.9 MB). Peak memory consumption was 79.6 MB. Max. memory is 7.1 GB. [2020-10-12 18:07:27,700 INFO L168 Benchmark]: TraceAbstraction took 129110.32 ms. Allocated memory was 234.9 MB in the beginning and 1.8 GB in the end (delta: 1.6 GB). Free memory was 181.0 MB in the beginning and 432.3 MB in the end (delta: -251.3 MB). Peak memory consumption was 1.3 GB. Max. memory is 7.1 GB. [2020-10-12 18:07:27,703 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 139.5 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 671.27 ms. Allocated memory was 139.5 MB in the beginning and 201.9 MB in the end (delta: 62.4 MB). Free memory was 100.9 MB in the beginning and 165.7 MB in the end (delta: -64.8 MB). Peak memory consumption was 27.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 90.00 ms. Allocated memory is still 201.9 MB. Free memory was 165.7 MB in the beginning and 161.1 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1352.12 ms. Allocated memory was 201.9 MB in the beginning and 234.9 MB in the end (delta: 33.0 MB). Free memory was 161.1 MB in the beginning and 181.0 MB in the end (delta: -19.9 MB). Peak memory consumption was 79.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 129110.32 ms. Allocated memory was 234.9 MB in the beginning and 1.8 GB in the end (delta: 1.6 GB). Free memory was 181.0 MB in the beginning and 432.3 MB in the end (delta: -251.3 MB). Peak memory consumption was 1.3 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 602]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L40] int cleanupTimeShifts = 4; [L145] int __SELECTED_FEATURE_base ; [L146] int __SELECTED_FEATURE_highWaterSensor ; [L147] int __SELECTED_FEATURE_lowWaterSensor ; [L148] int __SELECTED_FEATURE_methaneQuery ; [L149] int __SELECTED_FEATURE_methaneAlarm ; [L150] int __SELECTED_FEATURE_stopCommand ; [L151] int __SELECTED_FEATURE_startCommand ; [L152] int __GUIDSL_ROOT_PRODUCTION ; [L190] int pumpRunning = 0; [L191] int systemActive = 1; [L776] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L973] int waterLevel = 1; [L974] int methaneLevelCritical = 0; [L121] int retValue_acc ; [L122] int tmp ; [L126] CALL select_helpers() [L1107] __GUIDSL_ROOT_PRODUCTION = 1 [L126] RET select_helpers() [L127] CALL select_features() [L1092] __SELECTED_FEATURE_base = 1 [L1093] CALL, EXPR select_one() [L1078] int retValue_acc ; [L1079] int choice = __VERIFIER_nondet_int(); [L1082] retValue_acc = choice [L1083] return (retValue_acc); [L1093] RET, EXPR select_one() [L1093] __SELECTED_FEATURE_highWaterSensor = select_one() [L1094] CALL, EXPR select_one() [L1078] int retValue_acc ; [L1079] int choice = __VERIFIER_nondet_int(); [L1082] retValue_acc = choice [L1083] return (retValue_acc); [L1094] RET, EXPR select_one() [L1094] __SELECTED_FEATURE_lowWaterSensor = select_one() [L1095] CALL, EXPR select_one() [L1078] int retValue_acc ; [L1079] int choice = __VERIFIER_nondet_int(); [L1082] retValue_acc = choice [L1083] return (retValue_acc); [L1095] RET, EXPR select_one() [L1095] __SELECTED_FEATURE_methaneQuery = select_one() [L1096] CALL, EXPR select_one() [L1078] int retValue_acc ; [L1079] int choice = __VERIFIER_nondet_int(); [L1082] retValue_acc = choice [L1083] return (retValue_acc); [L1096] RET, EXPR select_one() [L1096] __SELECTED_FEATURE_methaneAlarm = select_one() [L1097] CALL, EXPR select_one() [L1078] int retValue_acc ; [L1079] int choice = __VERIFIER_nondet_int(); [L1082] retValue_acc = choice [L1083] return (retValue_acc); [L1097] RET, EXPR select_one() [L1097] __SELECTED_FEATURE_stopCommand = select_one() [L1098] CALL, EXPR select_one() [L1078] int retValue_acc ; [L1079] int choice = __VERIFIER_nondet_int(); [L1082] retValue_acc = choice [L1083] return (retValue_acc); [L1098] RET, EXPR select_one() [L1098] __SELECTED_FEATURE_startCommand = select_one() [L127] RET select_features() [L128] CALL, EXPR valid_product() [L1112] int retValue_acc ; [L1115] retValue_acc = __SELECTED_FEATURE_base [L1116] return (retValue_acc); [L128] RET, EXPR valid_product() [L128] tmp = valid_product() [L130] COND TRUE \read(tmp) [L132] FCALL setup() [L133] CALL runTest() [L112] CALL test() [L522] int splverifierCounter ; [L523] int tmp ; [L524] int tmp___0 ; [L525] int tmp___1 ; [L526] int tmp___2 ; [L529] splverifierCounter = 0 [L531] COND TRUE 1 [L533] COND TRUE splverifierCounter < 4 [L539] tmp = __VERIFIER_nondet_int() [L541] COND TRUE \read(tmp) [L543] CALL waterRise() [L991] COND TRUE waterLevel < 2 [L992] waterLevel = waterLevel + 1 [L543] RET waterRise() [L549] tmp___0 = __VERIFIER_nondet_int() [L551] COND FALSE !(\read(tmp___0)) [L559] tmp___2 = __VERIFIER_nondet_int() [L561] COND TRUE \read(tmp___2) [L562] COND FALSE !(\read(__SELECTED_FEATURE_startCommand)) [L586] CALL timeShift() [L197] COND FALSE !(\read(pumpRunning)) [L204] COND TRUE \read(systemActive) [L206] CALL processEnvironment() [L340] COND FALSE !(\read(__SELECTED_FEATURE_methaneAlarm)) [L347] CALL processEnvironment__before__methaneAlarm() [L297] COND FALSE !(\read(__SELECTED_FEATURE_lowWaterSensor)) [L304] CALL processEnvironment__before__lowWaterSensor() [L254] COND TRUE \read(__SELECTED_FEATURE_highWaterSensor) [L256] CALL processEnvironment__role__highWaterSensor() [L226] int tmp ; [L229] COND TRUE ! pumpRunning [L231] CALL, EXPR isHighWaterLevel() [L460] int retValue_acc ; [L461] int tmp ; [L462] int tmp___0 ; [L466] CALL, EXPR isHighWaterSensorDry() [L1053] int retValue_acc ; [L1056] COND FALSE !(waterLevel < 2) [L1060] retValue_acc = 0 [L1061] return (retValue_acc); [L466] RET, EXPR isHighWaterSensorDry() [L466] tmp = isHighWaterSensorDry() [L468] COND FALSE !(\read(tmp)) [L471] tmp___0 = 1 [L473] retValue_acc = tmp___0 [L474] return (retValue_acc); [L231] RET, EXPR isHighWaterLevel() [L231] tmp = isHighWaterLevel() [L233] COND TRUE \read(tmp) [L235] CALL activatePump() [L382] COND FALSE !(\read(__SELECTED_FEATURE_methaneQuery)) [L389] CALL activatePump__before__methaneQuery() [L357] pumpRunning = 1 [L389] RET activatePump__before__methaneQuery() [L235] RET activatePump() [L256] RET processEnvironment__role__highWaterSensor() [L304] RET processEnvironment__before__lowWaterSensor() [L347] RET processEnvironment__before__methaneAlarm() [L206] RET processEnvironment() [L212] CALL __utac_acc__Specification4_spec__1() [L156] int tmp ; [L157] int tmp___0 ; [L161] CALL, EXPR getWaterLevel() [L1044] int retValue_acc ; [L1047] retValue_acc = waterLevel [L1048] return (retValue_acc); [L161] RET, EXPR getWaterLevel() [L161] tmp = getWaterLevel() [L163] COND FALSE !(tmp == 0) [L212] RET __utac_acc__Specification4_spec__1() [L586] RET timeShift() [L531] COND TRUE 1 [L533] COND TRUE splverifierCounter < 4 [L539] tmp = __VERIFIER_nondet_int() [L541] COND FALSE !(\read(tmp)) [L549] tmp___0 = __VERIFIER_nondet_int() [L551] COND FALSE !(\read(tmp___0)) [L559] tmp___2 = __VERIFIER_nondet_int() [L561] COND TRUE \read(tmp___2) [L562] COND FALSE !(\read(__SELECTED_FEATURE_startCommand)) [L586] CALL timeShift() [L197] COND TRUE \read(pumpRunning) [L199] CALL lowerWaterLevel() [L979] COND TRUE waterLevel > 0 [L980] waterLevel = waterLevel - 1 [L199] RET lowerWaterLevel() [L204] COND TRUE \read(systemActive) [L206] CALL processEnvironment() [L340] COND FALSE !(\read(__SELECTED_FEATURE_methaneAlarm)) [L347] CALL processEnvironment__before__methaneAlarm() [L297] COND FALSE !(\read(__SELECTED_FEATURE_lowWaterSensor)) [L304] CALL processEnvironment__before__lowWaterSensor() [L254] COND TRUE \read(__SELECTED_FEATURE_highWaterSensor) [L256] CALL processEnvironment__role__highWaterSensor() [L226] int tmp ; [L229] COND FALSE !(! pumpRunning) [L244] FCALL processEnvironment__before__highWaterSensor() [L256] RET processEnvironment__role__highWaterSensor() [L304] RET processEnvironment__before__lowWaterSensor() [L347] RET processEnvironment__before__methaneAlarm() [L206] RET processEnvironment() [L212] CALL __utac_acc__Specification4_spec__1() [L156] int tmp ; [L157] int tmp___0 ; [L161] CALL, EXPR getWaterLevel() [L1044] int retValue_acc ; [L1047] retValue_acc = waterLevel [L1048] return (retValue_acc); [L161] RET, EXPR getWaterLevel() [L161] tmp = getWaterLevel() [L163] COND FALSE !(tmp == 0) [L212] RET __utac_acc__Specification4_spec__1() [L586] RET timeShift() [L531] COND TRUE 1 [L533] COND TRUE splverifierCounter < 4 [L539] tmp = __VERIFIER_nondet_int() [L541] COND FALSE !(\read(tmp)) [L549] tmp___0 = __VERIFIER_nondet_int() [L551] COND FALSE !(\read(tmp___0)) [L559] tmp___2 = __VERIFIER_nondet_int() [L561] COND TRUE \read(tmp___2) [L562] COND FALSE !(\read(__SELECTED_FEATURE_startCommand)) [L586] CALL timeShift() [L197] COND TRUE \read(pumpRunning) [L199] CALL lowerWaterLevel() [L979] COND TRUE waterLevel > 0 [L980] waterLevel = waterLevel - 1 [L199] RET lowerWaterLevel() [L204] COND TRUE \read(systemActive) [L206] CALL processEnvironment() [L340] COND FALSE !(\read(__SELECTED_FEATURE_methaneAlarm)) [L347] CALL processEnvironment__before__methaneAlarm() [L297] COND FALSE !(\read(__SELECTED_FEATURE_lowWaterSensor)) [L304] CALL processEnvironment__before__lowWaterSensor() [L254] COND TRUE \read(__SELECTED_FEATURE_highWaterSensor) [L256] CALL processEnvironment__role__highWaterSensor() [L226] int tmp ; [L229] COND FALSE !(! pumpRunning) [L244] FCALL processEnvironment__before__highWaterSensor() [L256] RET processEnvironment__role__highWaterSensor() [L304] RET processEnvironment__before__lowWaterSensor() [L347] RET processEnvironment__before__methaneAlarm() [L206] RET processEnvironment() [L212] CALL __utac_acc__Specification4_spec__1() [L156] int tmp ; [L157] int tmp___0 ; [L161] CALL, EXPR getWaterLevel() [L1044] int retValue_acc ; [L1047] retValue_acc = waterLevel [L1048] return (retValue_acc); [L161] RET, EXPR getWaterLevel() [L161] tmp = getWaterLevel() [L163] COND TRUE tmp == 0 [L165] CALL, EXPR isPumpRunning() [L415] int retValue_acc ; [L418] retValue_acc = pumpRunning [L419] return (retValue_acc); [L165] RET, EXPR isPumpRunning() [L165] tmp___0 = isPumpRunning() [L167] COND TRUE \read(tmp___0) [L169] CALL __automaton_fail() [L602] __VERIFIER_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 48 procedures, 298 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 129.0s, OverallIterations: 10, TraceHistogramMax: 6, AutomataDifference: 89.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1961 SDtfs, 10847 SDslu, 1529 SDs, 0 SdLazy, 20032 SolverSat, 10090 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 48.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 857 GetRequests, 560 SyntacticMatches, 3 SemanticMatches, 294 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3368 ImplicationChecksByTransitivity, 30.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4478occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 5.7s AutomataMinimizationTime, 9 MinimizatonAttempts, 2652 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 32.6s InterpolantComputationTime, 1654 NumberOfCodeBlocks, 1654 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1422 ConstructedInterpolants, 0 QuantifiedInterpolants, 743490 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 3 PerfectInterpolantSequences, 784/842 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...