/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=NARROWEST --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/email_spec1_product14.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 11:53:17,094 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 11:53:17,097 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 11:53:17,121 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 11:53:17,122 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 11:53:17,123 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 11:53:17,124 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 11:53:17,126 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 11:53:17,127 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 11:53:17,128 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 11:53:17,129 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 11:53:17,130 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 11:53:17,130 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 11:53:17,131 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 11:53:17,132 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 11:53:17,133 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 11:53:17,134 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 11:53:17,135 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 11:53:17,137 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 11:53:17,139 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 11:53:17,143 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 11:53:17,145 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 11:53:17,147 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 11:53:17,147 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 11:53:17,151 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 11:53:17,152 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 11:53:17,152 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 11:53:17,153 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 11:53:17,154 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 11:53:17,155 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 11:53:17,156 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 11:53:17,156 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 11:53:17,157 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 11:53:17,158 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 11:53:17,160 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 11:53:17,160 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 11:53:17,161 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 11:53:17,161 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 11:53:17,161 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 11:53:17,162 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 11:53:17,163 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 11:53:17,164 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 [2020-10-13 11:53:17,217 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 11:53:17,218 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 11:53:17,219 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 11:53:17,219 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 11:53:17,219 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 11:53:17,219 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 11:53:17,220 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-13 11:53:17,220 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 11:53:17,220 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-13 11:53:17,220 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 11:53:17,220 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 11:53:17,220 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 11:53:17,221 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 11:53:17,221 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-13 11:53:17,221 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 11:53:17,221 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 11:53:17,221 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 11:53:17,221 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 11:53:17,222 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 11:53:17,222 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 11:53:17,224 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 11:53:17,224 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 11:53:17,224 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 11:53:17,224 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 11:53:17,224 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 11:53:17,225 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 11:53:17,225 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 11:53:17,225 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 11:53:17,225 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 11:53:17,226 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=NARROWEST;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=NARROWEST;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=NARROWEST;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=NARROWEST;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=NARROWEST;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=NARROWEST;log-additional-information=true;unknown-allowed=true; [2020-10-13 11:53:17,537 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 11:53:17,547 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 11:53:17,551 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 11:53:17,553 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 11:53:17,554 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 11:53:17,555 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec1_product14.cil.c [2020-10-13 11:53:17,627 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c035b4832/70c3f3d0f46f4328ad6d10a2aa357566/FLAGd1c54bb12 [2020-10-13 11:53:18,288 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 11:53:18,289 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec1_product14.cil.c [2020-10-13 11:53:18,309 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c035b4832/70c3f3d0f46f4328ad6d10a2aa357566/FLAGd1c54bb12 [2020-10-13 11:53:18,519 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c035b4832/70c3f3d0f46f4328ad6d10a2aa357566 [2020-10-13 11:53:18,527 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 11:53:18,529 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 11:53:18,530 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 11:53:18,530 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 11:53:18,533 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 11:53:18,534 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 11:53:18" (1/1) ... [2020-10-13 11:53:18,537 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@171e6c69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:53:18, skipping insertion in model container [2020-10-13 11:53:18,538 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 11:53:18" (1/1) ... [2020-10-13 11:53:18,546 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 11:53:18,639 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 11:53:19,420 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 11:53:19,442 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 11:53:19,525 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 11:53:19,601 INFO L208 MainTranslator]: Completed translation [2020-10-13 11:53:19,602 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:53:19 WrapperNode [2020-10-13 11:53:19,602 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 11:53:19,603 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 11:53:19,603 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 11:53:19,603 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 11:53:19,617 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:53:19" (1/1) ... [2020-10-13 11:53:19,617 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:53:19" (1/1) ... [2020-10-13 11:53:19,649 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:53:19" (1/1) ... [2020-10-13 11:53:19,650 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:53:19" (1/1) ... [2020-10-13 11:53:19,706 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:53:19" (1/1) ... [2020-10-13 11:53:19,733 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:53:19" (1/1) ... [2020-10-13 11:53:19,758 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:53:19" (1/1) ... [2020-10-13 11:53:19,795 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 11:53:19,796 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 11:53:19,796 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 11:53:19,796 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 11:53:19,803 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:53:19" (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 [2020-10-13 11:53:19,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 11:53:19,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 11:53:19,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-13 11:53:19,881 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-10-13 11:53:19,881 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-10-13 11:53:19,881 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-10-13 11:53:19,882 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-10-13 11:53:19,882 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-10-13 11:53:19,882 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-10-13 11:53:19,882 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-10-13 11:53:19,882 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-10-13 11:53:19,883 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-10-13 11:53:19,883 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-10-13 11:53:19,883 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-10-13 11:53:19,883 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-10-13 11:53:19,883 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-10-13 11:53:19,884 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-10-13 11:53:19,884 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-10-13 11:53:19,884 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-10-13 11:53:19,884 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-10-13 11:53:19,885 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-10-13 11:53:19,885 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-10-13 11:53:19,885 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-10-13 11:53:19,885 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-10-13 11:53:19,885 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-10-13 11:53:19,886 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-10-13 11:53:19,886 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-10-13 11:53:19,886 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-10-13 11:53:19,886 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-10-13 11:53:19,886 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-10-13 11:53:19,887 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-10-13 11:53:19,887 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-10-13 11:53:19,887 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__AddressBookEncrypt_spec__1 [2020-10-13 11:53:19,887 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-10-13 11:53:19,887 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2020-10-13 11:53:19,887 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Encrypt [2020-10-13 11:53:19,888 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-10-13 11:53:19,888 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-10-13 11:53:19,888 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__AddressBook [2020-10-13 11:53:19,888 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-10-13 11:53:19,888 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-10-13 11:53:19,889 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-10-13 11:53:19,889 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-10-13 11:53:19,889 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-10-13 11:53:19,889 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-10-13 11:53:19,889 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-10-13 11:53:19,889 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2020-10-13 11:53:19,890 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2020-10-13 11:53:19,890 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2020-10-13 11:53:19,890 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2020-10-13 11:53:19,890 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-10-13 11:53:19,890 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2020-10-13 11:53:19,890 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-10-13 11:53:19,891 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-10-13 11:53:19,891 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-10-13 11:53:19,891 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-10-13 11:53:19,891 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-13 11:53:19,891 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-13 11:53:19,892 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-13 11:53:19,892 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-13 11:53:19,892 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-13 11:53:19,892 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-13 11:53:19,892 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-13 11:53:19,892 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-13 11:53:19,893 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-13 11:53:19,893 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-13 11:53:19,893 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-13 11:53:19,893 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2020-10-13 11:53:19,893 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-10-13 11:53:19,894 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2020-10-13 11:53:19,894 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-10-13 11:53:19,894 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2020-10-13 11:53:19,894 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-10-13 11:53:19,894 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-10-13 11:53:19,894 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-10-13 11:53:19,895 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-13 11:53:19,895 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 11:53:19,895 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2020-10-13 11:53:19,895 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2020-10-13 11:53:19,895 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2020-10-13 11:53:19,896 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2020-10-13 11:53:19,896 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2020-10-13 11:53:19,896 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2020-10-13 11:53:19,896 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2020-10-13 11:53:19,896 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2020-10-13 11:53:19,896 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2020-10-13 11:53:19,897 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2020-10-13 11:53:19,897 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-10-13 11:53:19,897 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-10-13 11:53:19,897 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-10-13 11:53:19,897 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-10-13 11:53:19,897 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-10-13 11:53:19,898 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-10-13 11:53:19,898 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-10-13 11:53:19,898 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-10-13 11:53:19,898 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-10-13 11:53:19,898 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-10-13 11:53:19,898 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-10-13 11:53:19,899 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-10-13 11:53:19,899 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-10-13 11:53:19,899 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-10-13 11:53:19,899 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-10-13 11:53:19,899 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-10-13 11:53:19,899 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-10-13 11:53:19,900 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-10-13 11:53:19,900 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-10-13 11:53:19,900 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-10-13 11:53:19,900 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-10-13 11:53:19,900 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-13 11:53:19,901 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 11:53:19,901 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 11:53:19,901 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-10-13 11:53:19,901 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-10-13 11:53:19,901 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-10-13 11:53:19,902 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-10-13 11:53:19,902 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-10-13 11:53:19,902 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-10-13 11:53:19,902 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-10-13 11:53:19,902 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-10-13 11:53:19,902 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-10-13 11:53:19,903 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-10-13 11:53:19,903 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-10-13 11:53:19,903 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-10-13 11:53:19,903 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-10-13 11:53:19,903 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-10-13 11:53:19,904 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-10-13 11:53:19,904 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-10-13 11:53:19,904 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-10-13 11:53:19,904 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-10-13 11:53:19,904 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-10-13 11:53:19,905 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-10-13 11:53:19,905 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-10-13 11:53:19,905 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-10-13 11:53:19,905 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-10-13 11:53:19,905 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-10-13 11:53:19,905 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-10-13 11:53:19,906 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-10-13 11:53:19,906 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-10-13 11:53:19,906 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-10-13 11:53:19,906 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-10-13 11:53:19,906 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-13 11:53:19,906 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-13 11:53:19,906 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-10-13 11:53:19,907 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__AddressBookEncrypt_spec__1 [2020-10-13 11:53:19,907 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-13 11:53:19,907 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-13 11:53:19,907 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-10-13 11:53:19,907 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-10-13 11:53:19,907 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-10-13 11:53:19,907 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-10-13 11:53:19,908 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-10-13 11:53:19,908 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-10-13 11:53:19,908 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-10-13 11:53:19,908 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-10-13 11:53:19,908 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-10-13 11:53:19,908 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-10-13 11:53:19,908 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-10-13 11:53:19,908 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-10-13 11:53:19,909 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-10-13 11:53:19,909 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-10-13 11:53:19,909 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-10-13 11:53:19,909 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-10-13 11:53:19,909 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-10-13 11:53:19,909 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2020-10-13 11:53:19,909 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2020-10-13 11:53:19,910 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2020-10-13 11:53:19,910 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2020-10-13 11:53:19,910 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Encrypt [2020-10-13 11:53:19,910 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__AddressBook [2020-10-13 11:53:19,910 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-10-13 11:53:19,910 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-10-13 11:53:19,910 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-10-13 11:53:19,910 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-10-13 11:53:19,911 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-10-13 11:53:19,911 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2020-10-13 11:53:19,911 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2020-10-13 11:53:19,911 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-10-13 11:53:19,911 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-13 11:53:19,911 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-13 11:53:19,911 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-13 11:53:19,912 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-13 11:53:19,912 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-13 11:53:19,912 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-13 11:53:19,912 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-13 11:53:19,912 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-13 11:53:19,912 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-13 11:53:19,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-13 11:53:19,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-13 11:53:19,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-13 11:53:19,913 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-13 11:53:19,913 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-13 11:53:19,913 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-13 11:53:19,913 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-13 11:53:19,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-13 11:53:19,913 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-13 11:53:19,914 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-13 11:53:19,914 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-13 11:53:19,914 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2020-10-13 11:53:19,914 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2020-10-13 11:53:19,914 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2020-10-13 11:53:19,914 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2020-10-13 11:53:19,914 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2020-10-13 11:53:19,914 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2020-10-13 11:53:19,915 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2020-10-13 11:53:19,915 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2020-10-13 11:53:19,915 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-10-13 11:53:19,915 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-13 11:53:19,915 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-10-13 11:53:19,915 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-10-13 11:53:19,915 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-10-13 11:53:19,916 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-10-13 11:53:19,916 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-13 11:53:19,916 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 11:53:19,916 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2020-10-13 11:53:19,916 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2020-10-13 11:53:19,916 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2020-10-13 11:53:19,916 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2020-10-13 11:53:19,917 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2020-10-13 11:53:19,917 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-10-13 11:53:19,917 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-10-13 11:53:19,917 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-10-13 11:53:19,917 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-10-13 11:53:19,917 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-10-13 11:53:19,917 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-10-13 11:53:19,917 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-10-13 11:53:19,918 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-10-13 11:53:19,918 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-10-13 11:53:19,918 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-10-13 11:53:19,918 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-10-13 11:53:19,918 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-10-13 11:53:19,918 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 11:53:19,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-13 11:53:19,919 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 11:53:21,821 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 11:53:21,821 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-13 11:53:21,829 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 11:53:21 BoogieIcfgContainer [2020-10-13 11:53:21,829 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 11:53:21,830 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 11:53:21,830 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 11:53:21,834 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 11:53:21,834 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 11:53:18" (1/3) ... [2020-10-13 11:53:21,835 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2bb74ee0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 11:53:21, skipping insertion in model container [2020-10-13 11:53:21,835 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:53:19" (2/3) ... [2020-10-13 11:53:21,835 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2bb74ee0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 11:53:21, skipping insertion in model container [2020-10-13 11:53:21,836 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 11:53:21" (3/3) ... [2020-10-13 11:53:21,837 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec1_product14.cil.c [2020-10-13 11:53:21,849 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 11:53:21,858 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 11:53:21,873 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 11:53:21,901 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 11:53:21,901 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 11:53:21,902 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 11:53:21,902 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 11:53:21,902 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 11:53:21,902 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 11:53:21,902 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 11:53:21,902 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 11:53:21,935 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states. [2020-10-13 11:53:21,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2020-10-13 11:53:21,956 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 11:53:21,957 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 11:53:21,958 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 11:53:21,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 11:53:21,966 INFO L82 PathProgramCache]: Analyzing trace with hash 2061337628, now seen corresponding path program 1 times [2020-10-13 11:53:21,976 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 11:53:21,976 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [789777271] [2020-10-13 11:53:21,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 11:53:22,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:22,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:23,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:23,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:23,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:23,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:27,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:27,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 228 [2020-10-13 11:53:27,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 11:53:27,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5019 [2020-10-13 11:53:27,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:27,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:27,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 121 [2020-10-13 11:53:27,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:27,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-10-13 11:53:29,591 WARN L193 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 544 [2020-10-13 11:53:29,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 11:53:29,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:29,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:29,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:29,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:53:29,701 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:29,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 87 [2020-10-13 11:53:29,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:29,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:29,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:29,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:29,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:29,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:53:29,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:29,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:29,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:29,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:53:29,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:29,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 11:53:29,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:29,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:29,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:29,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:29,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:29,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 11:53:29,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:29,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:29,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:29,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:53:29,753 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:29,753 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:29,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:29,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:29,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:29,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:29,754 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:29,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 11:53:29,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:29,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:29,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:29,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:53:29,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:29,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 11:53:29,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:29,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:29,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:29,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:29,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:53:29,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 11:53:29,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:29,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:29,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:29,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:29,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:31,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:34,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:34,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 11:53:34,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 11:53:34,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-13 11:53:34,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:34,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:34,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:34,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:34,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:34,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:53:34,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:34,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:34,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:34,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:53:34,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:34,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 11:53:34,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:34,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:34,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:34,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:34,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:34,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:53:34,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:34,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:34,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:34,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:53:34,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:34,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:53:34,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:34,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:34,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:34,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:34,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:34,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:53:34,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:34,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:34,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:34,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:34,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:34,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:53:34,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:34,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:34,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:34,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:34,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:34,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:53:34,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:34,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:34,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:34,944 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:34,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:34,944 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:53:34,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:34,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:34,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:34,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:34,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:34,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 11:53:34,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:34,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:34,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:34,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:53:34,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:34,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 11:53:34,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:34,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:34,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:34,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:34,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:34,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:53:34,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:34,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:34,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:34,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:53:34,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:34,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:53:34,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:34,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:34,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:34,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:34,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:34,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:53:34,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:34,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:34,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:34,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:34,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:34,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:34,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:34,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:34,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:34,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:34,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:53:34,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:53:34,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:34,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:34,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:34,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:34,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:34,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:34,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:34,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:34,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:34,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:34,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:34,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 11:53:34,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:34,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:34,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:34,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:53:34,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:34,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 11:53:34,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:34,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:34,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:34,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:34,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:34,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:53:34,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:34,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:34,996 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:34,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:53:34,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:34,997 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:53:34,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:34,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:34,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:34,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:34,998 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:34,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:53:35,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:35,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:35,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:35,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:35,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:35,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:35,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:35,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:35,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:35,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:35,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:35,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:53:35,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:35,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:35,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:35,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:35,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:35,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:35,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:35,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:35,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:35,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:35,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:35,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-13 11:53:35,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:35,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:35,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:35,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 11:53:35,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:35,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 11:53:35,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:35,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:35,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 11:53:35,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:35,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:35,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:53:35,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:35,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:35,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:35,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:35,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:35,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:35,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:35,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:35,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:35,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:35,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:35,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:53:35,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:35,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:35,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:35,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:35,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:35,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:35,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:35,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:35,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:35,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:35,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:35,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-13 11:53:35,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:35,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:35,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:35,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:35,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:35,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:35,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:35,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:35,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:53:35,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:35,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:35,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-13 11:53:35,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:35,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:35,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:35,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:35,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:35,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:35,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:35,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:35,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:53:35,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:35,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:35,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-13 11:53:35,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:35,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:35,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:35,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 11:53:35,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:35,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:35,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:35,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:35,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 11:53:35,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:35,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:35,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-13 11:53:35,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:35,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:35,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:35,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:35,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:35,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:35,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:35,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:35,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:53:35,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:35,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:35,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-13 11:53:35,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:35,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:35,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:35,126 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:35,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:35,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:35,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:35,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:35,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:53:35,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:35,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:35,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-13 11:53:35,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:35,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:35,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:35,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:35,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:35,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:35,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:35,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:35,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:53:35,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:35,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:35,214 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-13 11:53:35,215 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [789777271] [2020-10-13 11:53:35,217 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 11:53:35,218 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-13 11:53:35,218 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1770549972] [2020-10-13 11:53:35,226 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-13 11:53:35,226 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 11:53:35,240 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-13 11:53:35,241 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2020-10-13 11:53:35,243 INFO L87 Difference]: Start difference. First operand 517 states. Second operand 10 states. [2020-10-13 11:53:50,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 11:53:50,259 INFO L93 Difference]: Finished difference Result 1067 states and 1650 transitions. [2020-10-13 11:53:50,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-13 11:53:50,261 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 154 [2020-10-13 11:53:50,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 11:53:50,293 INFO L225 Difference]: With dead ends: 1067 [2020-10-13 11:53:50,293 INFO L226 Difference]: Without dead ends: 774 [2020-10-13 11:53:50,302 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=147, Invalid=315, Unknown=0, NotChecked=0, Total=462 [2020-10-13 11:53:50,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 774 states. [2020-10-13 11:53:50,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 774 to 466. [2020-10-13 11:53:50,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 466 states. [2020-10-13 11:53:50,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 466 states and 647 transitions. [2020-10-13 11:53:50,582 INFO L78 Accepts]: Start accepts. Automaton has 466 states and 647 transitions. Word has length 154 [2020-10-13 11:53:50,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 11:53:50,583 INFO L479 AbstractCegarLoop]: Abstraction has 466 states and 647 transitions. [2020-10-13 11:53:50,583 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-13 11:53:50,583 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 647 transitions. [2020-10-13 11:53:50,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2020-10-13 11:53:50,589 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 11:53:50,589 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 11:53:50,590 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 11:53:50,590 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 11:53:50,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 11:53:50,590 INFO L82 PathProgramCache]: Analyzing trace with hash -963846558, now seen corresponding path program 1 times [2020-10-13 11:53:50,591 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 11:53:50,591 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2068453958] [2020-10-13 11:53:50,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 11:53:50,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:50,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:50,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:50,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:50,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:51,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:55,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:55,652 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 229 [2020-10-13 11:53:55,652 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 11:53:55,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-13 11:53:55,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:55,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 11:53:55,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-13 11:53:55,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-13 11:53:55,653 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:57,029 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 544 [2020-10-13 11:53:57,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 11:53:57,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:57,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:57,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:57,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:53:57,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:57,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-13 11:53:57,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:57,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:57,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:57,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:57,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:57,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:53:57,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:57,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:57,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:57,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:53:57,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:57,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:53:57,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:57,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:57,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:57,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:57,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:57,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 11:53:57,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:57,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:57,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:57,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:53:57,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:57,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:53:57,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:57,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:57,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:57,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:57,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:57,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 11:53:57,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:57,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:57,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:57,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:53:57,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:57,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:57,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:57,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:57,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:57,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:57,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:57,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 11:53:57,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:57,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:57,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:57,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:57,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:58,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:02,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:02,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 11:54:02,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 11:54:02,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-13 11:54:02,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:02,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:02,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:02,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:02,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:02,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:54:02,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:02,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:02,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:02,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:54:02,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:02,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:54:02,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:02,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:02,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:02,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:02,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:02,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:54:02,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:02,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:02,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:02,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:54:02,211 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:02,211 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:54:02,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:02,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:02,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:02,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:02,212 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:02,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:54:02,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:02,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:02,216 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:02,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:02,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:02,217 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:02,217 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:02,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:02,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:02,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:02,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:54:02,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:54:02,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:02,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:02,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:02,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:02,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:02,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:54:02,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:02,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:02,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:02,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:02,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:54:02,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 11:54:02,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:02,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:02,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:02,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:54:02,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:02,272 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 11:54:02,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:02,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:02,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:02,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:02,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:54:02,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:54:02,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:02,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:02,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:02,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:54:02,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:02,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:54:02,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:02,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:02,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:02,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:02,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:02,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:54:02,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:02,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:02,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:02,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:02,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:02,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:02,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:02,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:02,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:02,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:02,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:54:02,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:54:02,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:02,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:02,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:02,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:02,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:02,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:02,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:02,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:02,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:02,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:02,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:54:02,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 11:54:02,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:02,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:02,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:02,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:54:02,317 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:02,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 11:54:02,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:02,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:02,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:02,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:02,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:54:02,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:54:02,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:02,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:02,330 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:02,330 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:54:02,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:02,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:54:02,331 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:02,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:02,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:02,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:02,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:54:02,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:54:02,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:02,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:02,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:02,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:02,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:02,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:02,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:02,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:02,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:02,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:02,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:54:02,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:54:02,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:02,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:02,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:02,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:02,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:02,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:54:02,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:02,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:02,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:02,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:02,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:54:02,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-13 11:54:02,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:02,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:02,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:02,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 11:54:02,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:02,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 11:54:02,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:02,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:02,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 11:54:02,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:02,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:54:02,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:54:02,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:02,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:02,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:02,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:02,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:02,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:02,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:02,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:02,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:02,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:02,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:54:02,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:54:02,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:02,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:02,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:02,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:02,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:02,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:02,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:02,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:02,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:02,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:02,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:54:02,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-13 11:54:02,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:02,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:02,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:02,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:02,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:02,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:02,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:02,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:02,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:54:02,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:02,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:54:02,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-13 11:54:02,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:02,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:02,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:02,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:02,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:02,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:02,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:02,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:02,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:54:02,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:02,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:54:02,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-13 11:54:02,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:02,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:02,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:02,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 11:54:02,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:02,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:54:02,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:02,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:02,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 11:54:02,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:02,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:54:02,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-13 11:54:02,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:02,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:02,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:02,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:02,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:02,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:02,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:02,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:02,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:54:02,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:02,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:54:02,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-13 11:54:02,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:02,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:02,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:02,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:02,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:02,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:02,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:02,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:02,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:54:02,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:02,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:54:02,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-13 11:54:02,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:02,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:02,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:02,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:02,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:02,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:02,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:02,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:02,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:54:02,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:02,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:02,627 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-13 11:54:02,628 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2068453958] [2020-10-13 11:54:02,628 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 11:54:02,628 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-13 11:54:02,628 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1428547327] [2020-10-13 11:54:02,631 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 11:54:02,632 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 11:54:02,632 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 11:54:02,632 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-13 11:54:02,632 INFO L87 Difference]: Start difference. First operand 466 states and 647 transitions. Second operand 11 states. [2020-10-13 11:54:06,679 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 547 [2020-10-13 11:54:18,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 11:54:18,966 INFO L93 Difference]: Finished difference Result 978 states and 1456 transitions. [2020-10-13 11:54:18,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-13 11:54:18,967 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 155 [2020-10-13 11:54:18,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 11:54:18,976 INFO L225 Difference]: With dead ends: 978 [2020-10-13 11:54:18,976 INFO L226 Difference]: Without dead ends: 777 [2020-10-13 11:54:18,979 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=106, Invalid=200, Unknown=0, NotChecked=0, Total=306 [2020-10-13 11:54:18,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 777 states. [2020-10-13 11:54:19,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 777 to 468. [2020-10-13 11:54:19,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 468 states. [2020-10-13 11:54:19,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 468 states and 649 transitions. [2020-10-13 11:54:19,155 INFO L78 Accepts]: Start accepts. Automaton has 468 states and 649 transitions. Word has length 155 [2020-10-13 11:54:19,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 11:54:19,155 INFO L479 AbstractCegarLoop]: Abstraction has 468 states and 649 transitions. [2020-10-13 11:54:19,155 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-13 11:54:19,156 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 649 transitions. [2020-10-13 11:54:19,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-10-13 11:54:19,159 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 11:54:19,159 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 11:54:19,159 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-13 11:54:19,160 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 11:54:19,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 11:54:19,160 INFO L82 PathProgramCache]: Analyzing trace with hash -1639165674, now seen corresponding path program 1 times [2020-10-13 11:54:19,160 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 11:54:19,160 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [438371497] [2020-10-13 11:54:19,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 11:54:19,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:19,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:19,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:19,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:19,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:19,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:19,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:24,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:24,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 235 [2020-10-13 11:54:24,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 11:54:24,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-13 11:54:24,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:24,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 11:54:24,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-13 11:54:24,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 11:54:24,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:25,889 WARN L193 SmtUtils]: Spent 1.56 s on a formula simplification that was a NOOP. DAG size: 544 [2020-10-13 11:54:25,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 11:54:25,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:25,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:25,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:25,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:54:25,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:25,941 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-13 11:54:25,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:25,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:25,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:25,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:25,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:25,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:54:25,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:25,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:25,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:25,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:54:25,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:25,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:54:25,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:25,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:25,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:25,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:25,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:25,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 11:54:25,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:25,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:25,965 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:25,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:54:25,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:25,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:54:25,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:25,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:25,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:25,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:25,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:25,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 11:54:25,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:25,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:25,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:25,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:54:25,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:25,970 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:54:25,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:25,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:25,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:25,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:25,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:26,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 11:54:26,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:26,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:26,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:26,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:26,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:27,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:31,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:31,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 11:54:31,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 11:54:31,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-13 11:54:31,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:31,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:31,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:31,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:31,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:54:31,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:54:31,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:31,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:31,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:31,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:54:31,046 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:31,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:54:31,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:31,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:31,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:31,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:31,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:31,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:54:31,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:31,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:31,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:31,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:54:31,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:31,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:31,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:31,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:31,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:31,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:31,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:31,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:54:31,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:31,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:31,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:31,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:31,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:31,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:31,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:31,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:31,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:31,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:31,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:31,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:54:31,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:31,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:31,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:31,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:31,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:31,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:31,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:31,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:31,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:31,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:31,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:31,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 11:54:31,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:31,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:31,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:31,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:54:31,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:31,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:54:31,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:31,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:31,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:31,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:31,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:31,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:54:31,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:31,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:31,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:31,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:54:31,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:31,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:54:31,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:31,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:31,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:31,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:31,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:31,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:54:31,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:31,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:31,129 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:31,129 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:31,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:31,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:31,130 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:31,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:31,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:31,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:31,131 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:31,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:54:31,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:31,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:31,134 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:31,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:31,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:31,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:31,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:31,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:31,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:31,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:31,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:31,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 11:54:31,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:31,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:31,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:31,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:54:31,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:31,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 11:54:31,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:31,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:31,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:31,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:31,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:31,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:54:31,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:31,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:31,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:31,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:54:31,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:31,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:54:31,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:31,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:31,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:31,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:31,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:31,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:54:31,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:31,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:31,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:31,157 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:31,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:31,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:31,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:31,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:31,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:31,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:31,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:31,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:54:31,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:31,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:31,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:31,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:31,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:31,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:31,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:31,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:31,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:31,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:31,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:31,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-13 11:54:31,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:31,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:31,196 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:31,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 11:54:31,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:31,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 11:54:31,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:31,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:31,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 11:54:31,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:31,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:31,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:54:31,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:31,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:31,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:31,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:31,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:31,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:31,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:31,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:31,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:31,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:31,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:54:31,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:54:31,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:31,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:31,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:31,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:31,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:31,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:31,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:31,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:31,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:31,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:31,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:54:31,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-13 11:54:31,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:31,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:31,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:31,261 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:31,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:31,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:31,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:31,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:31,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:54:31,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:31,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:54:31,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-13 11:54:31,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:31,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:31,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:31,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:31,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:31,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:31,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:31,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:31,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:54:31,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:31,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:31,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-13 11:54:31,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:31,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:31,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:31,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 11:54:31,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:31,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:31,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:31,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:31,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 11:54:31,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:31,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:54:31,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-13 11:54:31,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:31,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:31,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:31,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:31,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:31,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:31,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:31,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:31,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:54:31,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:31,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:31,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-13 11:54:31,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:31,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:31,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:31,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:31,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:31,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:31,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:31,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:31,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:54:31,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:31,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:54:31,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2020-10-13 11:54:31,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:31,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:31,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:31,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:31,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:31,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:31,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:31,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:31,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:54:31,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:31,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:54:31,372 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-13 11:54:31,372 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [438371497] [2020-10-13 11:54:31,372 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 11:54:31,373 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-13 11:54:31,373 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [660769107] [2020-10-13 11:54:31,374 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 11:54:31,374 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 11:54:31,374 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 11:54:31,374 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-13 11:54:31,375 INFO L87 Difference]: Start difference. First operand 468 states and 649 transitions. Second operand 11 states. [2020-10-13 11:54:34,640 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 547 [2020-10-13 11:54:47,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 11:54:47,655 INFO L93 Difference]: Finished difference Result 1302 states and 2002 transitions. [2020-10-13 11:54:47,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-13 11:54:47,656 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 161 [2020-10-13 11:54:47,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 11:54:47,664 INFO L225 Difference]: With dead ends: 1302 [2020-10-13 11:54:47,664 INFO L226 Difference]: Without dead ends: 899 [2020-10-13 11:54:47,666 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=133, Invalid=247, Unknown=0, NotChecked=0, Total=380 [2020-10-13 11:54:47,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 899 states. [2020-10-13 11:54:47,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 899 to 508. [2020-10-13 11:54:47,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 508 states. [2020-10-13 11:54:47,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 508 states and 718 transitions. [2020-10-13 11:54:47,842 INFO L78 Accepts]: Start accepts. Automaton has 508 states and 718 transitions. Word has length 161 [2020-10-13 11:54:47,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 11:54:47,844 INFO L479 AbstractCegarLoop]: Abstraction has 508 states and 718 transitions. [2020-10-13 11:54:47,845 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-13 11:54:47,845 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 718 transitions. [2020-10-13 11:54:47,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2020-10-13 11:54:47,855 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 11:54:47,856 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 11:54:47,856 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-13 11:54:47,856 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 11:54:47,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 11:54:47,856 INFO L82 PathProgramCache]: Analyzing trace with hash 511993586, now seen corresponding path program 1 times [2020-10-13 11:54:47,857 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 11:54:47,857 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [489221069] [2020-10-13 11:54:47,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 11:54:47,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:47,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:48,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:48,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:48,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:48,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:52,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:52,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 236 [2020-10-13 11:54:52,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 11:54:52,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-13 11:54:52,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:52,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 11:54:52,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-13 11:54:52,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-13 11:54:52,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:54,173 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 544 [2020-10-13 11:54:54,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 11:54:54,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:54,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:54,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:54,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:54:54,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:54,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-13 11:54:54,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:54,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:54,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:54,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:54,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:54,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:54:54,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:54,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:54,238 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:54,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:54:54,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:54,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:54:54,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:54,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:54,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:54,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:54,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:54,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 11:54:54,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:54,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:54,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:54,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:54:54,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:54,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:54:54,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:54,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:54,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:54,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:54,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:54,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 11:54:54,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:54,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:54,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:54,247 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:54:54,247 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:54,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:54:54,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:54,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:54,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:54,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:54,248 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:54,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 11:54:54,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:54,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:54,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:54,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:54,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:55,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:58,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:58,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 11:54:58,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 11:54:58,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4289 [2020-10-13 11:54:58,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:58,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:58,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:58,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:58,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:58,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:54:58,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:58,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:58,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:58,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:54:58,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:58,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 11:54:58,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:58,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:58,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:58,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:58,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:58,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:54:58,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:58,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:58,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:58,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:54:58,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:58,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:58,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:58,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:58,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:58,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:58,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:58,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:54:58,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:58,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:58,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:58,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:58,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:58,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:58,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:58,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:58,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:58,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:58,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:58,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:54:58,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:58,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:58,667 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:58,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:58,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:58,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:58,668 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:58,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:58,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:58,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:58,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:58,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 11:54:58,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:58,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:58,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:58,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:54:58,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:58,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:54:58,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:58,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:58,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:58,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:58,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:58,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:54:58,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:58,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:58,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:58,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:54:58,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:58,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:58,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:58,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:58,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:58,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:58,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:58,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:54:58,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:58,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:58,683 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:58,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:58,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:58,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:58,684 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:58,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:58,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:58,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:58,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:58,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:54:58,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:58,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:58,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:58,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:58,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:58,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:58,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:58,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:58,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:58,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:58,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:58,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 11:54:58,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:58,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:58,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:58,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:54:58,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:58,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:54:58,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:58,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:58,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:58,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:58,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:58,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:54:58,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:58,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:58,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:58,699 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:54:58,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:58,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:58,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:58,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:58,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:58,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:58,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:58,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:54:58,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:58,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:58,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:58,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:58,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:58,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:58,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:58,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:58,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:58,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:58,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:58,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:54:58,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:58,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:58,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:58,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:58,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:58,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:54:58,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:58,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:58,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:58,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:58,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:58,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-13 11:54:58,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:58,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:58,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:58,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 11:54:58,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:58,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:54:58,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:58,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:58,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 11:54:58,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:58,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:58,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:54:58,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:58,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:58,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:58,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:58,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:58,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:58,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:58,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:58,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:58,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:58,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:58,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:54:58,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:58,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:58,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:58,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:58,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:58,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:58,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:58,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:58,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:58,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:58,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:58,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-13 11:54:58,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:58,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:58,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:58,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:58,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:58,790 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:54:58,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:58,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:58,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:54:58,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:58,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:58,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-13 11:54:58,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:58,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:58,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:58,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:58,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:58,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:54:58,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:58,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:58,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:54:58,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:58,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:58,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-13 11:54:58,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:58,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:58,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:58,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 11:54:58,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:58,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:54:58,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:58,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:58,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 11:54:58,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:58,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:58,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-13 11:54:58,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:58,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:58,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:58,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:58,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:58,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:54:58,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:58,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:58,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:54:58,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:58,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:58,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-13 11:54:58,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:58,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:58,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:58,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:58,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:58,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:54:58,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:58,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:58,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:54:58,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:58,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:58,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-10-13 11:54:58,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:58,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:58,805 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:58,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:58,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:58,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:54:58,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:58,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:58,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:54:58,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:58,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:58,841 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-13 11:54:58,841 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [489221069] [2020-10-13 11:54:58,841 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 11:54:58,842 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-13 11:54:58,842 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [530507477] [2020-10-13 11:54:58,843 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-13 11:54:58,843 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 11:54:58,843 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-13 11:54:58,843 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2020-10-13 11:54:58,843 INFO L87 Difference]: Start difference. First operand 508 states and 718 transitions. Second operand 12 states. [2020-10-13 11:55:02,825 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 547 [2020-10-13 11:55:04,066 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 547 [2020-10-13 11:55:19,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 11:55:19,350 INFO L93 Difference]: Finished difference Result 1163 states and 1795 transitions. [2020-10-13 11:55:19,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-13 11:55:19,351 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 162 [2020-10-13 11:55:19,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 11:55:19,359 INFO L225 Difference]: With dead ends: 1163 [2020-10-13 11:55:19,359 INFO L226 Difference]: Without dead ends: 962 [2020-10-13 11:55:19,361 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=157, Invalid=305, Unknown=0, NotChecked=0, Total=462 [2020-10-13 11:55:19,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 962 states. [2020-10-13 11:55:19,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 962 to 553. [2020-10-13 11:55:19,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 553 states. [2020-10-13 11:55:19,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 553 states and 793 transitions. [2020-10-13 11:55:19,554 INFO L78 Accepts]: Start accepts. Automaton has 553 states and 793 transitions. Word has length 162 [2020-10-13 11:55:19,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 11:55:19,555 INFO L479 AbstractCegarLoop]: Abstraction has 553 states and 793 transitions. [2020-10-13 11:55:19,555 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-13 11:55:19,555 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 793 transitions. [2020-10-13 11:55:19,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2020-10-13 11:55:19,559 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 11:55:19,559 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 11:55:19,559 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-13 11:55:19,559 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 11:55:19,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 11:55:19,560 INFO L82 PathProgramCache]: Analyzing trace with hash -1261512017, now seen corresponding path program 1 times [2020-10-13 11:55:19,560 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 11:55:19,560 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [9574650] [2020-10-13 11:55:19,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 11:55:19,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:19,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:19,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:19,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:19,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:19,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:19,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:21,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:21,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:21,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:21,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:21,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:21,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:21,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:21,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:24,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:24,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 242 [2020-10-13 11:55:24,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-13 11:55:24,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-13 11:55:24,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:24,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 11:55:24,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-13 11:55:24,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 11:55:24,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:25,851 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 544 [2020-10-13 11:55:25,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 11:55:25,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:25,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:25,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:25,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:55:25,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:25,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-13 11:55:25,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:25,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:25,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:25,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:25,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:25,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:55:25,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:25,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:25,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:25,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:55:25,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:25,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:55:25,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:25,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:25,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:25,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:25,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:25,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 11:55:25,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:25,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:25,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:25,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:55:25,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:25,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:55:25,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:25,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:25,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:25,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:25,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:25,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 11:55:25,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:25,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:25,919 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:25,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:55:25,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:25,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:55:25,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:25,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:25,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:25,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:25,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:25,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 11:55:25,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:25,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:25,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:25,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:25,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:26,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:29,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:29,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 11:55:29,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 11:55:29,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4049 [2020-10-13 11:55:29,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:29,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:29,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:29,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:29,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:30,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:55:30,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:30,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:30,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:30,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:55:30,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:30,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:55:30,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:30,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:30,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:30,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:30,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:30,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:55:30,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:30,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:30,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:30,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:55:30,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:30,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:55:30,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:30,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:30,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:30,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:30,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:30,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:55:30,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:30,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:30,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:30,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:30,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:30,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:55:30,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:30,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:30,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:30,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:30,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:30,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:55:30,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:30,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:30,078 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:30,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:30,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:30,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:55:30,079 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:30,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:30,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:30,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:30,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:30,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 11:55:30,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:30,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:30,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:30,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:55:30,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:30,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:55:30,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:30,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:30,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:30,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:30,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:30,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:55:30,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:30,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:30,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:30,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:55:30,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:30,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:55:30,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:30,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:30,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:30,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:30,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:30,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:55:30,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:30,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:30,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:30,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:30,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:30,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:55:30,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:30,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:30,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:30,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:30,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:30,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:55:30,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:30,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:30,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:30,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:30,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:30,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:55:30,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:30,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:30,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:30,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:30,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:30,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 11:55:30,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:30,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:30,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:30,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:55:30,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:30,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 11:55:30,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:30,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:30,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:30,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:30,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:30,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:55:30,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:30,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:30,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:30,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:55:30,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:30,125 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:55:30,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:30,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:30,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:30,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:30,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:30,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:55:30,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:30,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:30,129 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:30,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:30,130 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:30,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:55:30,130 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:30,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:30,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:30,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:30,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:30,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:55:30,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:30,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:30,134 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:30,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:30,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:30,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:55:30,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:30,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:30,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:30,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:30,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:30,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-13 11:55:30,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:30,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:30,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:30,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 11:55:30,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:30,165 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:55:30,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:30,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:30,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 11:55:30,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:30,166 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:30,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:55:30,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:30,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:30,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:30,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:30,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:30,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:55:30,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:30,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:30,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:30,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:30,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:30,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:55:30,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:30,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:30,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:30,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:30,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:30,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:55:30,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:30,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:30,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:30,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:30,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:30,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-13 11:55:30,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:30,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:30,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:30,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:30,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:30,217 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:55:30,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:30,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:30,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:55:30,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:30,218 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:30,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-13 11:55:30,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:30,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:30,220 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:30,220 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:30,220 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:30,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:55:30,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:30,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:30,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:55:30,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:30,221 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:30,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-13 11:55:30,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:30,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:30,223 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:30,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 11:55:30,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:30,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:55:30,224 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:30,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:30,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 11:55:30,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:30,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:30,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-13 11:55:30,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:30,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:30,227 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:30,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:30,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:30,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:55:30,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:30,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:30,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:55:30,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:30,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:30,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-13 11:55:30,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:30,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:30,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:30,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:30,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:30,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:55:30,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:30,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:30,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:55:30,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:30,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:30,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2020-10-13 11:55:30,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:30,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:30,233 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:30,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:30,233 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:30,233 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:55:30,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:30,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:30,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:55:30,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:30,234 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:30,267 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-13 11:55:30,268 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [9574650] [2020-10-13 11:55:30,268 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 11:55:30,268 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-13 11:55:30,268 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [201114598] [2020-10-13 11:55:30,268 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 11:55:30,269 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 11:55:30,269 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 11:55:30,269 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-13 11:55:30,269 INFO L87 Difference]: Start difference. First operand 553 states and 793 transitions. Second operand 11 states. [2020-10-13 11:55:34,176 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 547 [2020-10-13 11:55:50,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 11:55:50,113 INFO L93 Difference]: Finished difference Result 1683 states and 2702 transitions. [2020-10-13 11:55:50,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-13 11:55:50,114 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 168 [2020-10-13 11:55:50,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 11:55:50,122 INFO L225 Difference]: With dead ends: 1683 [2020-10-13 11:55:50,123 INFO L226 Difference]: Without dead ends: 1204 [2020-10-13 11:55:50,126 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=133, Invalid=247, Unknown=0, NotChecked=0, Total=380 [2020-10-13 11:55:50,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1204 states. [2020-10-13 11:55:50,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1204 to 636. [2020-10-13 11:55:50,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 636 states. [2020-10-13 11:55:50,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 636 states and 932 transitions. [2020-10-13 11:55:50,408 INFO L78 Accepts]: Start accepts. Automaton has 636 states and 932 transitions. Word has length 168 [2020-10-13 11:55:50,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 11:55:50,408 INFO L479 AbstractCegarLoop]: Abstraction has 636 states and 932 transitions. [2020-10-13 11:55:50,409 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-13 11:55:50,409 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 932 transitions. [2020-10-13 11:55:50,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2020-10-13 11:55:50,413 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 11:55:50,413 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 11:55:50,413 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-13 11:55:50,413 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 11:55:50,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 11:55:50,414 INFO L82 PathProgramCache]: Analyzing trace with hash 1093475426, now seen corresponding path program 2 times [2020-10-13 11:55:50,414 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 11:55:50,414 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [410648634] [2020-10-13 11:55:50,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 11:55:50,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:50,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:50,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:50,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:50,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:50,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:55,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:55,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 243 [2020-10-13 11:55:55,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 11:55:55,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5050 [2020-10-13 11:55:55,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:55,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 11:55:55,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 127 [2020-10-13 11:55:55,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 11:55:55,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:55:56,918 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 544 [2020-10-13 11:55:56,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 11:55:56,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:56,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:56,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:56,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:55:56,956 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:56,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-13 11:55:56,956 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:56,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:56,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:56,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:56,957 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:56,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:55:56,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:56,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:56,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:56,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:55:56,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:56,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:55:56,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:56,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:56,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:56,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:56,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:56,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 11:55:56,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:56,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:56,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:56,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:55:56,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:56,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:55:56,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:56,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:56,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:56,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:56,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:55:56,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 11:55:56,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:56,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:56,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:56,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:55:56,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:56,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:55:56,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:56,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:56,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:56,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:56,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:57,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 11:55:57,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:57,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:57,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:57,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:57,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:58,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:01,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:01,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 11:56:01,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 11:56:01,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4269 [2020-10-13 11:56:01,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:01,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:01,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:01,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:01,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:01,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:56:01,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:01,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:01,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:01,324 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:56:01,324 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:01,324 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:56:01,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:01,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:01,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:01,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:01,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:01,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:56:01,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:01,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:01,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:01,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:56:01,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:01,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:56:01,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:01,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:01,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:01,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:01,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:01,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:56:01,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:01,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:01,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:01,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:01,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:01,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:56:01,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:01,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:01,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:01,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:01,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:01,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:56:01,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:01,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:01,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:01,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:01,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:01,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:56:01,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:01,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:01,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:01,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:01,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:01,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 11:56:01,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:01,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:01,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:01,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:56:01,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:01,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:56:01,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:01,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:01,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:01,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:01,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:01,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:56:01,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:01,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:01,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:01,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:56:01,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:01,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:56:01,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:01,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:01,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:01,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:01,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:01,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:56:01,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:01,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:01,390 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:01,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:01,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:01,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:56:01,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:01,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:01,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:01,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:01,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:01,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:56:01,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:01,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:01,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:01,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:01,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:01,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:56:01,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:01,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:01,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:01,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:01,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:01,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 11:56:01,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:01,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:01,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:01,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:56:01,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:01,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:56:01,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:01,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:01,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:01,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:01,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:01,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:56:01,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:01,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:01,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:01,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:56:01,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:01,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:56:01,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:01,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:01,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:01,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:01,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:01,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:56:01,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:01,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:01,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:01,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:01,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:01,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:56:01,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:01,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:01,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:01,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:01,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:01,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:56:01,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:01,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:01,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:01,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:01,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:01,415 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:56:01,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:01,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:01,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:01,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:01,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:01,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-13 11:56:01,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:01,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:01,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:01,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 11:56:01,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:01,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:56:01,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:01,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:01,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 11:56:01,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:01,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:01,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:56:01,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:01,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:01,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:01,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:01,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:01,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:56:01,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:01,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:01,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:01,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:01,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:01,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:56:01,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:01,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:01,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:01,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:01,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:01,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:56:01,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:01,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:01,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:01,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:01,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:01,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-13 11:56:01,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:01,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:01,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:01,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:01,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:01,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:56:01,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:01,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:01,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:56:01,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:01,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:01,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-13 11:56:01,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:01,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:01,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:01,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:01,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:01,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:56:01,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:01,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:01,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:56:01,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:01,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:01,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-13 11:56:01,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:01,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:01,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:01,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 11:56:01,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:01,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:56:01,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:01,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:01,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 11:56:01,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:01,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:01,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-10-13 11:56:01,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:01,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:01,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:01,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:01,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:01,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:56:01,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:01,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:01,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:56:01,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:01,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:01,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2020-10-13 11:56:01,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:01,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:01,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:01,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:01,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:01,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:56:01,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:01,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:01,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:56:01,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:01,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:01,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2020-10-13 11:56:01,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:01,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:01,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:01,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:01,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:01,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:56:01,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:01,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:01,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:56:01,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:01,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:01,543 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-13 11:56:01,544 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [410648634] [2020-10-13 11:56:01,544 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 11:56:01,544 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-13 11:56:01,544 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1044256183] [2020-10-13 11:56:01,545 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 11:56:01,545 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 11:56:01,545 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 11:56:01,546 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-13 11:56:01,546 INFO L87 Difference]: Start difference. First operand 636 states and 932 transitions. Second operand 11 states. [2020-10-13 11:56:05,415 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 547 [2020-10-13 11:56:22,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 11:56:22,483 INFO L93 Difference]: Finished difference Result 1728 states and 2771 transitions. [2020-10-13 11:56:22,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-13 11:56:22,484 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 169 [2020-10-13 11:56:22,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 11:56:22,495 INFO L225 Difference]: With dead ends: 1728 [2020-10-13 11:56:22,495 INFO L226 Difference]: Without dead ends: 1204 [2020-10-13 11:56:22,498 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=133, Invalid=247, Unknown=0, NotChecked=0, Total=380 [2020-10-13 11:56:22,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1204 states. [2020-10-13 11:56:22,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1204 to 636. [2020-10-13 11:56:22,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 636 states. [2020-10-13 11:56:22,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 636 states and 930 transitions. [2020-10-13 11:56:22,873 INFO L78 Accepts]: Start accepts. Automaton has 636 states and 930 transitions. Word has length 169 [2020-10-13 11:56:22,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 11:56:22,874 INFO L479 AbstractCegarLoop]: Abstraction has 636 states and 930 transitions. [2020-10-13 11:56:22,874 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-13 11:56:22,874 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 930 transitions. [2020-10-13 11:56:22,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2020-10-13 11:56:22,878 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 11:56:22,878 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 11:56:22,878 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-13 11:56:22,879 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 11:56:22,879 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 11:56:22,879 INFO L82 PathProgramCache]: Analyzing trace with hash -1676666125, now seen corresponding path program 1 times [2020-10-13 11:56:22,879 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 11:56:22,879 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [534078497] [2020-10-13 11:56:22,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 11:56:22,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:22,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:23,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:23,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:23,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:23,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:23,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:23,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:23,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:23,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:23,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:23,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:23,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:27,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:27,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:27,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 243 [2020-10-13 11:56:27,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-13 11:56:27,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5032 [2020-10-13 11:56:27,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:27,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 11:56:27,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-13 11:56:27,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-13 11:56:27,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:56:29,255 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 544 [2020-10-13 11:56:29,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 11:56:29,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:29,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:29,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:29,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:56:29,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:29,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-13 11:56:29,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:29,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:29,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:29,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:29,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:29,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:56:29,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:29,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:29,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:29,300 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:56:29,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:29,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:56:29,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:29,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:29,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:29,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:29,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:29,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 11:56:29,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:29,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:29,302 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:29,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:56:29,303 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:29,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:56:29,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:29,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:29,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:29,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:29,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:29,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 11:56:29,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:29,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:29,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:29,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:56:29,305 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:29,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:56:29,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:29,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:29,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:29,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:29,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:29,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 11:56:29,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:29,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:29,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:29,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:29,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:29,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:33,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:33,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 11:56:33,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 11:56:33,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3816 [2020-10-13 11:56:33,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:33,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:33,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:33,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:33,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:33,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:56:33,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:33,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:33,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:33,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:56:33,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:33,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:56:33,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:33,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:33,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:33,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:33,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:33,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:56:33,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:33,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:33,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:33,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:56:33,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:33,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:56:33,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:33,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:33,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:33,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:33,212 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:33,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:56:33,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:33,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:33,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:33,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:33,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:33,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:56:33,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:33,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:33,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:33,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:33,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:33,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:56:33,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:33,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:33,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:33,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:33,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:33,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:56:33,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:33,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:33,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:33,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:33,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:33,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 11:56:33,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:33,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:33,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:33,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:56:33,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:33,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:56:33,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:33,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:33,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:33,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:33,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:33,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:56:33,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:33,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:33,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:33,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:56:33,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:33,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:56:33,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:33,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:33,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:33,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:33,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:33,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:56:33,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:33,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:33,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:33,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:33,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:33,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:56:33,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:33,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:33,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:33,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:33,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:33,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:56:33,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:33,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:33,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:33,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:33,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:33,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:56:33,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:33,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:33,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:33,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:33,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:33,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 11:56:33,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:33,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:33,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:33,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:56:33,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:33,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:56:33,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:33,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:33,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:33,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:33,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:33,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:56:33,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:33,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:33,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:33,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:56:33,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:33,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:56:33,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:33,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:33,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:33,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:33,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:33,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:56:33,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:33,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:33,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:33,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:33,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:33,272 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:56:33,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:33,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:33,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:33,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:33,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:33,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:56:33,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:33,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:33,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:33,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:33,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:33,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:56:33,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:33,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:33,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:33,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:33,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:33,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-13 11:56:33,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:33,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:33,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:33,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 11:56:33,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:33,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:56:33,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:33,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:33,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 11:56:33,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:33,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:33,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:56:33,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:33,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:33,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:33,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:33,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:33,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:56:33,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:33,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:33,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:33,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:33,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:33,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:56:33,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:33,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:33,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:33,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:33,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:33,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:56:33,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:33,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:33,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:33,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:33,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:33,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-13 11:56:33,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:33,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:33,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:33,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:33,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:33,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:56:33,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:33,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:33,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:56:33,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:33,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:33,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-13 11:56:33,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:33,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:33,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:33,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:33,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:33,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:56:33,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:33,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:33,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:56:33,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:33,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:33,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-13 11:56:33,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:33,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:33,364 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:33,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 11:56:33,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:33,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:56:33,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:33,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:33,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 11:56:33,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:33,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:33,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-10-13 11:56:33,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:33,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:33,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:33,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:33,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:33,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:56:33,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:33,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:33,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:56:33,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:33,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:33,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2020-10-13 11:56:33,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:33,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:33,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:33,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:33,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:33,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:56:33,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:33,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:33,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:56:33,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:33,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:33,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2020-10-13 11:56:33,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:33,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:33,373 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:33,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:33,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:33,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:56:33,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:33,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:33,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:56:33,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:33,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:33,447 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-13 11:56:33,448 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [534078497] [2020-10-13 11:56:33,448 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 11:56:33,448 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-13 11:56:33,448 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [932412037] [2020-10-13 11:56:33,449 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 11:56:33,449 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 11:56:33,449 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 11:56:33,449 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-13 11:56:33,449 INFO L87 Difference]: Start difference. First operand 636 states and 930 transitions. Second operand 11 states. [2020-10-13 11:56:37,207 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 547 [2020-10-13 11:56:53,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 11:56:53,271 INFO L93 Difference]: Finished difference Result 2220 states and 3692 transitions. [2020-10-13 11:56:53,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-13 11:56:53,272 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 169 [2020-10-13 11:56:53,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 11:56:53,284 INFO L225 Difference]: With dead ends: 2220 [2020-10-13 11:56:53,284 INFO L226 Difference]: Without dead ends: 1664 [2020-10-13 11:56:53,288 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=133, Invalid=247, Unknown=0, NotChecked=0, Total=380 [2020-10-13 11:56:53,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1664 states. [2020-10-13 11:56:53,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1664 to 790. [2020-10-13 11:56:53,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 790 states. [2020-10-13 11:56:53,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 790 states and 1187 transitions. [2020-10-13 11:56:53,666 INFO L78 Accepts]: Start accepts. Automaton has 790 states and 1187 transitions. Word has length 169 [2020-10-13 11:56:53,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 11:56:53,666 INFO L479 AbstractCegarLoop]: Abstraction has 790 states and 1187 transitions. [2020-10-13 11:56:53,666 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-13 11:56:53,666 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1187 transitions. [2020-10-13 11:56:53,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2020-10-13 11:56:53,671 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 11:56:53,671 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 11:56:53,671 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-13 11:56:53,671 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 11:56:53,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 11:56:53,672 INFO L82 PathProgramCache]: Analyzing trace with hash 2118358541, now seen corresponding path program 1 times [2020-10-13 11:56:53,672 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 11:56:53,672 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [714818787] [2020-10-13 11:56:53,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 11:56:53,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:53,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:53,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:53,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:53,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:53,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:53,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:53,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:54,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:54,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:55,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:55,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:55,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking...