/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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=DEEPEST --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 language data_model -i ../../../trunk/examples/svcomp/product-lines/email_spec8_product33.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 21:51:09,660 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 21:51:09,662 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 21:51:09,697 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 21:51:09,698 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 21:51:09,699 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 21:51:09,701 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 21:51:09,703 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 21:51:09,706 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 21:51:09,707 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 21:51:09,715 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 21:51:09,716 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 21:51:09,717 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 21:51:09,718 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 21:51:09,719 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 21:51:09,721 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 21:51:09,722 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 21:51:09,723 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 21:51:09,725 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 21:51:09,730 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 21:51:09,732 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 21:51:09,733 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 21:51:09,735 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 21:51:09,736 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 21:51:09,739 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 21:51:09,739 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 21:51:09,740 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 21:51:09,741 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 21:51:09,741 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 21:51:09,742 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 21:51:09,743 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 21:51:09,744 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 21:51:09,744 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 21:51:09,745 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 21:51:09,747 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 21:51:09,747 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 21:51:09,748 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 21:51:09,748 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 21:51:09,749 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 21:51:09,750 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 21:51:09,750 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 21:51:09,752 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 [2020-10-27 21:51:09,781 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 21:51:09,781 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 21:51:09,783 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 21:51:09,783 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 21:51:09,783 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 21:51:09,784 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 21:51:09,784 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 21:51:09,784 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 21:51:09,784 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 21:51:09,785 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 21:51:09,785 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 21:51:09,785 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 21:51:09,785 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 21:51:09,786 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 21:51:09,786 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 21:51:09,786 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 21:51:09,786 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 21:51:09,787 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 21:51:09,787 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 21:51:09,787 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 21:51:09,787 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 21:51:09,788 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 21:51:09,788 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 21:51:09,788 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 21:51:09,788 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 21:51:09,789 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 21:51:09,789 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 21:51:09,789 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 21:51:09,789 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 21:51:09,790 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 21:51:10,202 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 21:51:10,229 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 21:51:10,232 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 21:51:10,233 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 21:51:10,234 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 21:51:10,235 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec8_product33.cil.c [2020-10-27 21:51:10,319 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/38bffe658/f6a993ec611d44c6ba2b161cafed4fbf/FLAGa00fba087 [2020-10-27 21:51:11,076 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 21:51:11,077 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec8_product33.cil.c [2020-10-27 21:51:11,113 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/38bffe658/f6a993ec611d44c6ba2b161cafed4fbf/FLAGa00fba087 [2020-10-27 21:51:11,241 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/38bffe658/f6a993ec611d44c6ba2b161cafed4fbf [2020-10-27 21:51:11,245 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 21:51:11,252 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 21:51:11,255 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 21:51:11,255 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 21:51:11,258 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 21:51:11,259 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 09:51:11" (1/1) ... [2020-10-27 21:51:11,265 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f40254e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:51:11, skipping insertion in model container [2020-10-27 21:51:11,265 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 09:51:11" (1/1) ... [2020-10-27 21:51:11,273 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 21:51:11,367 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 21:51:12,001 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 21:51:12,020 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 21:51:12,201 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 21:51:12,310 INFO L208 MainTranslator]: Completed translation [2020-10-27 21:51:12,311 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:51:12 WrapperNode [2020-10-27 21:51:12,311 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 21:51:12,312 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 21:51:12,312 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 21:51:12,312 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 21:51:12,328 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:51:12" (1/1) ... [2020-10-27 21:51:12,328 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:51:12" (1/1) ... [2020-10-27 21:51:12,358 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:51:12" (1/1) ... [2020-10-27 21:51:12,359 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:51:12" (1/1) ... [2020-10-27 21:51:12,417 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:51:12" (1/1) ... [2020-10-27 21:51:12,438 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:51:12" (1/1) ... [2020-10-27 21:51:12,452 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:51:12" (1/1) ... [2020-10-27 21:51:12,470 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 21:51:12,471 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 21:51:12,471 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 21:51:12,471 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 21:51:12,472 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:51:12" (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 [2020-10-27 21:51:12,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 21:51:12,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 21:51:12,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 21:51:12,561 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 21:51:12,561 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 21:51:12,562 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 21:51:12,562 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 21:51:12,562 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 21:51:12,563 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 21:51:12,563 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 21:51:12,564 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-10-27 21:51:12,564 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 21:51:12,564 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-10-27 21:51:12,564 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-10-27 21:51:12,564 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-10-27 21:51:12,565 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-10-27 21:51:12,565 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-10-27 21:51:12,565 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-10-27 21:51:12,566 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-10-27 21:51:12,566 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-10-27 21:51:12,566 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-10-27 21:51:12,566 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-10-27 21:51:12,566 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-10-27 21:51:12,566 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-10-27 21:51:12,567 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-10-27 21:51:12,567 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-10-27 21:51:12,567 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-10-27 21:51:12,567 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-10-27 21:51:12,567 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-10-27 21:51:12,567 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-10-27 21:51:12,568 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-10-27 21:51:12,568 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-10-27 21:51:12,568 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-10-27 21:51:12,568 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-10-27 21:51:12,568 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-10-27 21:51:12,568 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-10-27 21:51:12,568 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-10-27 21:51:12,569 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-10-27 21:51:12,569 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-10-27 21:51:12,569 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-10-27 21:51:12,569 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-10-27 21:51:12,569 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2020-10-27 21:51:12,569 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__AutoResponder [2020-10-27 21:51:12,569 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Forward [2020-10-27 21:51:12,570 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-10-27 21:51:12,570 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2020-10-27 21:51:12,570 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-10-27 21:51:12,570 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-10-27 21:51:12,570 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-10-27 21:51:12,570 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptAutoResponder_spec__1 [2020-10-27 21:51:12,570 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptAutoResponder_spec__2 [2020-10-27 21:51:12,571 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 21:51:12,571 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2020-10-27 21:51:12,571 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-10-27 21:51:12,572 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2020-10-27 21:51:12,572 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-10-27 21:51:12,572 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2020-10-27 21:51:12,572 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-10-27 21:51:12,572 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-10-27 21:51:12,573 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-10-27 21:51:12,573 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 21:51:12,573 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 21:51:12,574 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2020-10-27 21:51:12,574 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2020-10-27 21:51:12,574 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2020-10-27 21:51:12,574 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2020-10-27 21:51:12,574 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2020-10-27 21:51:12,574 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2020-10-27 21:51:12,574 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2020-10-27 21:51:12,575 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2020-10-27 21:51:12,575 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2020-10-27 21:51:12,575 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2020-10-27 21:51:12,577 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2020-10-27 21:51:12,577 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 21:51:12,577 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 21:51:12,577 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 21:51:12,578 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 21:51:12,578 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-10-27 21:51:12,578 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2020-10-27 21:51:12,578 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2020-10-27 21:51:12,578 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-10-27 21:51:12,578 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-10-27 21:51:12,579 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Encrypt [2020-10-27 21:51:12,579 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2020-10-27 21:51:12,579 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2020-10-27 21:51:12,580 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Verify [2020-10-27 21:51:12,580 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-10-27 21:51:12,580 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-10-27 21:51:12,580 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-10-27 21:51:12,580 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-10-27 21:51:12,580 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-10-27 21:51:12,580 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-10-27 21:51:12,581 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-10-27 21:51:12,581 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2020-10-27 21:51:12,581 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2020-10-27 21:51:12,581 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2020-10-27 21:51:12,581 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2020-10-27 21:51:12,581 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2020-10-27 21:51:12,581 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2020-10-27 21:51:12,582 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-10-27 21:51:12,582 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-10-27 21:51:12,582 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-10-27 21:51:12,582 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-10-27 21:51:12,582 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-10-27 21:51:12,582 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-10-27 21:51:12,582 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-10-27 21:51:12,583 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-10-27 21:51:12,583 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-10-27 21:51:12,583 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-10-27 21:51:12,583 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-10-27 21:51:12,584 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-10-27 21:51:12,584 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-10-27 21:51:12,584 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-10-27 21:51:12,585 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-10-27 21:51:12,585 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-10-27 21:51:12,585 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-10-27 21:51:12,585 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-10-27 21:51:12,586 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-10-27 21:51:12,587 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-10-27 21:51:12,587 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-10-27 21:51:12,587 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 21:51:12,587 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 21:51:12,587 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 21:51:12,587 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 21:51:12,588 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 21:51:12,588 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 21:51:12,588 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 21:51:12,588 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 21:51:12,588 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 21:51:12,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 21:51:12,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 21:51:12,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 21:51:12,593 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 21:51:12,593 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 21:51:12,593 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 21:51:12,593 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 21:51:12,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 21:51:12,594 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 21:51:12,595 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 21:51:12,596 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 21:51:12,596 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 21:51:12,596 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-10-27 21:51:12,596 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 21:51:12,602 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-10-27 21:51:12,603 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-10-27 21:51:12,603 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-10-27 21:51:12,604 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-10-27 21:51:12,604 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-10-27 21:51:12,604 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-10-27 21:51:12,604 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-10-27 21:51:12,604 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-10-27 21:51:12,604 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-10-27 21:51:12,604 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-10-27 21:51:12,605 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-10-27 21:51:12,605 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-10-27 21:51:12,605 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-10-27 21:51:12,605 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-10-27 21:51:12,605 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-10-27 21:51:12,605 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-10-27 21:51:12,605 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-10-27 21:51:12,605 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-10-27 21:51:12,606 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-10-27 21:51:12,606 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-10-27 21:51:12,606 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-10-27 21:51:12,606 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-10-27 21:51:12,606 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-10-27 21:51:12,606 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-10-27 21:51:12,606 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-10-27 21:51:12,606 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-10-27 21:51:12,607 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-10-27 21:51:12,607 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-10-27 21:51:12,607 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-10-27 21:51:12,607 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-10-27 21:51:12,607 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-10-27 21:51:12,607 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-10-27 21:51:12,607 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-10-27 21:51:12,607 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-10-27 21:51:12,608 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-10-27 21:51:12,608 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-10-27 21:51:12,608 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-10-27 21:51:12,608 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-10-27 21:51:12,608 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-10-27 21:51:12,608 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-10-27 21:51:12,608 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-10-27 21:51:12,608 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-10-27 21:51:12,609 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-10-27 21:51:12,609 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2020-10-27 21:51:12,609 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__AutoResponder [2020-10-27 21:51:12,609 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Forward [2020-10-27 21:51:12,609 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2020-10-27 21:51:12,609 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-27 21:51:12,609 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptAutoResponder_spec__1 [2020-10-27 21:51:12,610 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptAutoResponder_spec__2 [2020-10-27 21:51:12,610 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2020-10-27 21:51:12,610 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2020-10-27 21:51:12,610 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2020-10-27 21:51:12,610 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2020-10-27 21:51:12,610 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2020-10-27 21:51:12,610 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2020-10-27 21:51:12,611 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2020-10-27 21:51:12,611 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2020-10-27 21:51:12,611 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2020-10-27 21:51:12,611 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-10-27 21:51:12,611 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 21:51:12,611 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 21:51:12,611 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 21:51:12,611 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 21:51:12,612 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-10-27 21:51:12,612 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-10-27 21:51:12,612 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-10-27 21:51:12,612 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-10-27 21:51:12,612 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-10-27 21:51:12,612 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2020-10-27 21:51:12,612 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-10-27 21:51:12,612 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-10-27 21:51:12,613 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-10-27 21:51:12,613 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-10-27 21:51:12,613 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 21:51:12,613 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 21:51:12,613 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2020-10-27 21:51:12,613 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2020-10-27 21:51:12,613 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2020-10-27 21:51:12,614 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2020-10-27 21:51:12,614 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2020-10-27 21:51:12,614 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 21:51:12,614 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-10-27 21:51:12,614 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-10-27 21:51:12,614 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-10-27 21:51:12,614 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-10-27 21:51:12,614 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-10-27 21:51:12,615 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-10-27 21:51:12,615 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-10-27 21:51:12,615 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-10-27 21:51:12,615 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-10-27 21:51:12,615 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-10-27 21:51:12,615 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2020-10-27 21:51:12,615 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2020-10-27 21:51:12,615 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2020-10-27 21:51:12,616 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2020-10-27 21:51:12,616 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2020-10-27 21:51:12,616 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2020-10-27 21:51:12,616 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2020-10-27 21:51:12,616 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Encrypt [2020-10-27 21:51:12,616 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2020-10-27 21:51:12,616 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2020-10-27 21:51:12,616 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Verify [2020-10-27 21:51:12,617 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-10-27 21:51:12,617 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-10-27 21:51:12,617 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-10-27 21:51:12,617 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-10-27 21:51:12,617 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-10-27 21:51:12,617 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-10-27 21:51:12,617 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 21:51:12,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 21:51:12,618 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 21:51:15,022 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 21:51:15,022 INFO L298 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-27 21:51:15,026 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 09:51:15 BoogieIcfgContainer [2020-10-27 21:51:15,026 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 21:51:15,028 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 21:51:15,028 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 21:51:15,034 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 21:51:15,034 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 09:51:11" (1/3) ... [2020-10-27 21:51:15,035 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a9d3816 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 09:51:15, skipping insertion in model container [2020-10-27 21:51:15,035 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:51:12" (2/3) ... [2020-10-27 21:51:15,036 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a9d3816 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 09:51:15, skipping insertion in model container [2020-10-27 21:51:15,036 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 09:51:15" (3/3) ... [2020-10-27 21:51:15,038 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec8_product33.cil.c [2020-10-27 21:51:15,049 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 21:51:15,055 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 21:51:15,069 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 21:51:15,104 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 21:51:15,104 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 21:51:15,104 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 21:51:15,105 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 21:51:15,105 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 21:51:15,105 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 21:51:15,105 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 21:51:15,105 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 21:51:15,153 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states. [2020-10-27 21:51:15,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2020-10-27 21:51:15,187 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:51:15,188 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] [2020-10-27 21:51:15,189 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 21:51:15,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:51:15,195 INFO L82 PathProgramCache]: Analyzing trace with hash 109737951, now seen corresponding path program 1 times [2020-10-27 21:51:15,204 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:51:15,205 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1533626714] [2020-10-27 21:51:15,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:51:15,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:15,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:16,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:16,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:16,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:16,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:20,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:20,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 237 [2020-10-27 21:51:20,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 21:51:20,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5042 [2020-10-27 21:51:20,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:20,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:20,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 121 [2020-10-27 21:51:20,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:20,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 21:51:23,063 WARN L193 SmtUtils]: Spent 2.15 s on a formula simplification that was a NOOP. DAG size: 598 [2020-10-27 21:51:23,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:51:23,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:23,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:23,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:23,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:51:23,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:23,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 74 [2020-10-27 21:51:23,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:23,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:23,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:51:23,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:23,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:23,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:51:23,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:23,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:23,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:23,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:51:23,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:23,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:51:23,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:23,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:23,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:51:23,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:23,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:23,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:51:23,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:23,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:23,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:23,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:51:23,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:23,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:51:23,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:23,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:23,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:51:23,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:23,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:23,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:51:23,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:23,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:23,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:23,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:51:23,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:23,229 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:51:23,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:23,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:23,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:51:23,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:23,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:23,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:51:23,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:23,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:23,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:23,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:23,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:25,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:28,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:28,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-27 21:51:28,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 21:51:28,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-27 21:51:28,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:28,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:51:28,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 56 [2020-10-27 21:51:28,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 21:51:28,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:28,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:51:28,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:28,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:28,413 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:28,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:51:28,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:28,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 21:51:28,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:28,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:28,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:51:28,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:28,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:28,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:51:28,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:28,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:28,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:28,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:51:28,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:28,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:51:28,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:28,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:28,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:51:28,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:28,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-10-27 21:51:28,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:51:28,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:28,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:28,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:28,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:51:28,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:28,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:51:28,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:28,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:28,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:51:28,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:28,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:28,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:51:28,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:28,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:28,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:28,510 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:51:28,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:28,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:51:28,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:28,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:28,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:51:28,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:28,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:28,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 21:51:28,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:28,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:28,525 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:28,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:51:28,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:28,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:51:28,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:28,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:28,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:51:28,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:28,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:28,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:51:28,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:28,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:28,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:28,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:51:28,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:28,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:51:28,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:28,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:28,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:51:28,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:28,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:28,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:51:28,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:28,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:28,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:28,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:51:28,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:28,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:51:28,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:28,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:28,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:51:28,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:28,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:28,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:51:28,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:28,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:28,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:28,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:51:28,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:28,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:51:28,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:28,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:28,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:51:28,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:28,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:28,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 21:51:28,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:28,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:28,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:28,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:28,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:51:28,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:51:28,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 128 [2020-10-27 21:51:28,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:28,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:51:28,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:51:28,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 21:51:28,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:28,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:51:28,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:28,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:28,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:28,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:51:28,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:28,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 21:51:28,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:28,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:51:28,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:51:28,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 21:51:28,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:51:28,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:51:28,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:28,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:28,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:28,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:51:28,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:28,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:51:28,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:28,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:28,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:51:28,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:28,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:28,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:51:28,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:28,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:28,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:28,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:51:28,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:28,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 21:51:28,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:28,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:51:28,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:51:28,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 21:51:28,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:28,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 21:51:28,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:28,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:28,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:28,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:51:28,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:28,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:51:28,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:28,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:28,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:51:28,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:28,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:28,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:51:28,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:28,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:28,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:28,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:51:28,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:28,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:51:28,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:28,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:28,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:51:28,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:28,928 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:28,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:51:28,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:28,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:28,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:28,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:51:28,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:28,960 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:51:28,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:28,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:28,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:51:28,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:28,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:51:29,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-27 21:51:29,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:29,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:29,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:29,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 21:51:29,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:29,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 21:51:29,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:29,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:29,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 21:51:29,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:29,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:29,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:51:29,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:29,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:29,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:29,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:51:29,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:29,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:51:29,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:29,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:29,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:51:29,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:29,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:29,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-27 21:51:29,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:29,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:29,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:29,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:51:29,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:29,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:51:29,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:29,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:29,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:51:29,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:29,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:29,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-27 21:51:29,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:29,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:29,038 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:29,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:51:29,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:29,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:51:29,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:29,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:29,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 21:51:29,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:29,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:51:29,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-27 21:51:29,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:29,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:29,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:29,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:51:29,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:29,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:51:29,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:29,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:29,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:51:29,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:29,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:29,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-27 21:51:29,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:29,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:29,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:29,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:51:29,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:29,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:51:29,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:29,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:29,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:51:29,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:29,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:29,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-27 21:51:29,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:29,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:29,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:29,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:51:29,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:29,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:51:29,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:29,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:29,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:51:29,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:29,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:29,183 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-27 21:51:29,183 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1533626714] [2020-10-27 21:51:29,186 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:51:29,186 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2020-10-27 21:51:29,187 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [203573277] [2020-10-27 21:51:29,193 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-27 21:51:29,193 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:51:29,206 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-27 21:51:29,207 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=196, Unknown=0, NotChecked=0, Total=240 [2020-10-27 21:51:29,209 INFO L87 Difference]: Start difference. First operand 598 states. Second operand 16 states. [2020-10-27 21:51:33,761 WARN L193 SmtUtils]: Spent 2.19 s on a formula simplification that was a NOOP. DAG size: 601 [2020-10-27 21:51:37,236 WARN L193 SmtUtils]: Spent 2.25 s on a formula simplification that was a NOOP. DAG size: 600 [2020-10-27 21:51:39,572 WARN L193 SmtUtils]: Spent 2.27 s on a formula simplification that was a NOOP. DAG size: 603 [2020-10-27 21:51:42,299 WARN L193 SmtUtils]: Spent 2.24 s on a formula simplification that was a NOOP. DAG size: 603 [2020-10-27 21:52:06,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:52:06,026 INFO L93 Difference]: Finished difference Result 1637 states and 2413 transitions. [2020-10-27 21:52:06,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2020-10-27 21:52:06,028 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 159 [2020-10-27 21:52:06,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:52:06,063 INFO L225 Difference]: With dead ends: 1637 [2020-10-27 21:52:06,064 INFO L226 Difference]: Without dead ends: 954 [2020-10-27 21:52:06,083 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1661 ImplicationChecksByTransitivity, 14.0s TimeCoverageRelationStatistics Valid=1042, Invalid=4070, Unknown=0, NotChecked=0, Total=5112 [2020-10-27 21:52:06,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 954 states. [2020-10-27 21:52:06,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 954 to 586. [2020-10-27 21:52:06,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 586 states. [2020-10-27 21:52:06,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 586 states and 773 transitions. [2020-10-27 21:52:06,519 INFO L78 Accepts]: Start accepts. Automaton has 586 states and 773 transitions. Word has length 159 [2020-10-27 21:52:06,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:52:06,520 INFO L481 AbstractCegarLoop]: Abstraction has 586 states and 773 transitions. [2020-10-27 21:52:06,520 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-27 21:52:06,520 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 773 transitions. [2020-10-27 21:52:06,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-10-27 21:52:06,525 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:52:06,526 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1] [2020-10-27 21:52:06,526 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 21:52:06,526 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 21:52:06,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:52:06,527 INFO L82 PathProgramCache]: Analyzing trace with hash -2019278868, now seen corresponding path program 1 times [2020-10-27 21:52:06,527 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:52:06,528 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2087034972] [2020-10-27 21:52:06,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:52:06,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:52:06,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:06,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:06,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:06,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:06,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:07,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:08,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:11,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:52:11,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 239 [2020-10-27 21:52:11,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 21:52:11,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5036 [2020-10-27 21:52:11,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:52:11,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:52:11,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 121 [2020-10-27 21:52:11,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 21:52:11,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:52:13,882 WARN L193 SmtUtils]: Spent 2.15 s on a formula simplification that was a NOOP. DAG size: 598 [2020-10-27 21:52:13,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:52:13,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:52:13,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:13,949 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:52:13,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:52:13,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:52:13,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-27 21:52:13,950 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:52:13,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:52:13,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:52:13,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:52:13,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:52:14,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:52:14,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:52:14,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:14,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:52:14,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:52:14,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:52:14,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:52:14,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:52:14,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:52:14,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:52:14,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:52:14,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:52:14,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:52:14,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:52:14,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:14,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:52:14,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:52:14,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:52:14,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:52:14,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:52:14,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:52:14,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:52:14,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:52:14,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:52:14,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:52:14,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:52:14,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:14,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:52:14,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:52:14,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:52:14,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:52:14,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:52:14,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:52:14,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:52:14,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:52:14,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:52:14,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:52:14,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:52:14,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:14,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:14,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:14,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:15,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:15,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:15,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:19,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:52:19,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-27 21:52:19,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 21:52:19,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-27 21:52:19,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:52:19,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:52:19,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-27 21:52:19,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 21:52:19,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:52:19,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:52:19,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:52:19,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:19,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:52:19,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:52:19,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:52:19,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:52:19,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:52:19,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:52:19,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:52:19,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:52:19,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:52:19,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:52:19,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:52:19,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:19,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:52:19,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:52:19,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:52:19,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:52:19,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:52:19,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:52:19,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:52:19,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:52:19,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:52:19,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:52:19,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:52:19,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:19,144 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:52:19,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:52:19,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:52:19,145 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:52:19,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:52:19,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:52:19,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:52:19,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:52:19,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:52:19,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:52:19,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:52:19,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:19,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:52:19,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:52:19,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:52:19,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:52:19,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:52:19,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:52:19,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:52:19,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:52:19,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:52:19,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 21:52:19,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:52:19,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:19,193 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:52:19,193 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:52:19,193 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:52:19,193 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:52:19,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:52:19,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:52:19,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:52:19,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:52:19,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:52:19,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:52:19,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:52:19,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:19,204 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:52:19,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:52:19,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:52:19,205 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:52:19,205 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:52:19,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:52:19,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:52:19,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:52:19,206 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:52:19,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:52:19,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:52:19,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:19,212 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:52:19,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:52:19,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:52:19,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:52:19,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:52:19,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:52:19,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:52:19,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:52:19,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:52:19,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:52:19,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:52:19,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:19,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:52:19,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:52:19,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:52:19,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:52:19,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:52:19,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:52:19,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:52:19,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:52:19,223 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:52:19,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 21:52:19,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:52:19,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:19,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:19,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:52:19,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 21:52:19,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:52:19,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 102 [2020-10-27 21:52:19,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:52:19,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:52:19,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 21:52:19,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-27 21:52:19,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:52:19,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:52:19,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:52:19,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:19,413 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:52:19,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:52:19,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:52:19,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-27 21:52:19,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:52:19,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:52:19,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:52:19,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 21:52:19,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:52:19,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:52:19,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:52:19,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:19,502 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:52:19,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:52:19,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:52:19,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 21:52:19,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:52:19,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:52:19,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:52:19,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 21:52:19,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:52:19,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:52:19,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:52:19,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:19,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:52:19,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:52:19,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:52:19,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-27 21:52:19,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:52:19,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 21:52:19,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:52:19,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 21:52:19,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:52:19,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-27 21:52:19,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:52:19,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:19,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:52:19,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:52:19,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:52:19,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 21:52:19,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:52:19,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:52:19,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:52:19,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:52:19,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:52:19,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:52:19,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:52:19,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:19,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:52:19,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:52:19,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:52:19,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:52:19,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:52:19,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:52:19,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:52:19,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:52:19,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:52:19,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:52:19,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:52:19,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:19,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:52:19,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:52:19,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:52:19,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:52:19,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:52:19,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:52:19,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:52:19,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:52:19,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:52:19,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-27 21:52:19,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:52:19,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:19,872 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:52:19,872 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 21:52:19,872 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:52:19,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:52:19,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:52:19,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:52:19,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 21:52:19,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:52:19,873 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:52:19,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:52:19,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:52:19,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:19,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:52:19,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:52:19,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:52:19,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:52:19,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:52:19,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:52:19,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:52:19,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:52:19,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:52:19,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-27 21:52:19,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:52:19,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:19,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:52:19,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:52:19,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:52:19,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:52:19,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:52:19,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:52:19,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:52:19,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:52:19,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:52:19,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-27 21:52:19,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:52:19,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:19,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:52:19,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:52:19,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:52:19,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:52:19,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:52:19,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:52:19,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 21:52:19,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:52:19,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:52:19,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 21:52:19,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:52:19,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:19,895 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:52:19,895 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:52:19,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:52:19,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:52:19,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:52:19,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:52:19,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:52:19,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:52:19,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:52:19,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-27 21:52:19,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:52:19,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:19,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:52:19,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:52:19,905 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:52:19,905 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:52:19,905 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:52:19,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:52:19,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:52:19,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:52:19,906 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:52:19,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-27 21:52:19,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:52:19,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:19,911 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:52:19,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:52:19,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:52:19,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:52:19,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:52:19,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:52:19,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:52:19,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:52:19,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:52:20,027 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-27 21:52:20,028 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2087034972] [2020-10-27 21:52:20,028 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:52:20,028 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2020-10-27 21:52:20,028 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [156326109] [2020-10-27 21:52:20,031 INFO L461 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-10-27 21:52:20,031 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:52:20,032 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-10-27 21:52:20,033 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=291, Unknown=0, NotChecked=0, Total=342 [2020-10-27 21:52:20,033 INFO L87 Difference]: Start difference. First operand 586 states and 773 transitions. Second operand 19 states. [2020-10-27 21:52:24,168 WARN L193 SmtUtils]: Spent 2.28 s on a formula simplification that was a NOOP. DAG size: 605 [2020-10-27 21:52:26,956 WARN L193 SmtUtils]: Spent 2.24 s on a formula simplification that was a NOOP. DAG size: 601 [2020-10-27 21:52:30,385 WARN L193 SmtUtils]: Spent 2.24 s on a formula simplification that was a NOOP. DAG size: 601 [2020-10-27 21:52:33,387 WARN L193 SmtUtils]: Spent 2.28 s on a formula simplification that was a NOOP. DAG size: 601 [2020-10-27 21:52:54,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:52:54,945 INFO L93 Difference]: Finished difference Result 1488 states and 2099 transitions. [2020-10-27 21:52:54,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-10-27 21:52:54,949 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 161 [2020-10-27 21:52:54,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:52:54,957 INFO L225 Difference]: With dead ends: 1488 [2020-10-27 21:52:54,957 INFO L226 Difference]: Without dead ends: 970 [2020-10-27 21:52:54,960 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 338 ImplicationChecksByTransitivity, 12.7s TimeCoverageRelationStatistics Valid=348, Invalid=1374, Unknown=0, NotChecked=0, Total=1722 [2020-10-27 21:52:54,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 970 states. [2020-10-27 21:52:55,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 970 to 595. [2020-10-27 21:52:55,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 595 states. [2020-10-27 21:52:55,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 595 states and 785 transitions. [2020-10-27 21:52:55,254 INFO L78 Accepts]: Start accepts. Automaton has 595 states and 785 transitions. Word has length 161 [2020-10-27 21:52:55,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:52:55,255 INFO L481 AbstractCegarLoop]: Abstraction has 595 states and 785 transitions. [2020-10-27 21:52:55,255 INFO L482 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-10-27 21:52:55,255 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 785 transitions. [2020-10-27 21:52:55,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2020-10-27 21:52:55,259 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:52:55,259 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:52:55,260 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 21:52:55,260 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 21:52:55,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:52:55,260 INFO L82 PathProgramCache]: Analyzing trace with hash 1622644685, now seen corresponding path program 1 times [2020-10-27 21:52:55,261 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:52:55,261 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1013263450] [2020-10-27 21:52:55,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:52:55,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:52:55,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:55,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:55,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:55,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:55,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:55,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:56,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:56,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:58,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:58,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:58,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:58,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:58,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:58,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:58,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:58,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:00,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:00,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 252 [2020-10-27 21:53:00,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 16 [2020-10-27 21:53:00,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-27 21:53:00,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:00,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:53:00,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 122 [2020-10-27 21:53:00,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 21:53:00,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:02,535 WARN L193 SmtUtils]: Spent 2.12 s on a formula simplification that was a NOOP. DAG size: 598 [2020-10-27 21:53:02,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:53:02,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:02,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:02,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:02,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:53:02,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:02,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-27 21:53:02,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:02,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:02,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:02,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:02,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:02,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:53:02,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:02,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:02,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:02,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:53:02,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:02,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:53:02,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:02,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:02,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:02,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:02,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:02,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:53:02,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:02,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:02,638 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:02,638 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:53:02,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:02,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:53:02,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:02,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:02,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:02,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:02,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:02,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:53:02,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:02,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:02,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:02,642 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:53:02,642 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:02,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:53:02,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:02,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:02,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:02,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:02,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:02,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:53:02,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:02,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:02,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:02,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:02,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:03,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:04,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:07,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:07,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-27 21:53:07,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 21:53:07,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-27 21:53:07,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:07,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:53:07,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-27 21:53:07,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-27 21:53:07,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:07,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:53:07,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:07,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:07,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:07,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:53:07,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:07,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:53:07,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:07,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:07,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:07,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:07,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:07,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:53:07,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:07,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:07,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:07,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:53:07,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:07,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:53:07,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:07,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:07,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:07,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:07,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:07,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:53:07,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:07,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:07,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:07,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:53:07,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:07,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:53:07,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:07,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:07,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:07,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:07,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:07,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:53:07,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:07,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:07,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:07,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:53:07,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:07,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:53:07,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:07,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:07,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:07,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:07,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:07,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 21:53:07,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:07,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:07,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:07,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:53:07,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:07,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:53:07,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:07,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:07,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:07,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:07,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:07,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:53:07,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:07,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:07,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:07,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:53:07,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:07,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:53:07,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:07,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:07,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:07,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:07,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:07,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:53:07,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:07,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:07,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:07,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:53:07,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:07,808 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:53:07,808 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:07,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:07,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:07,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:07,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:07,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:53:07,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:07,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:07,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:07,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:53:07,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:07,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:53:07,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:07,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:07,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:07,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:07,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:07,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 21:53:07,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:07,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:07,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:07,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:07,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-27 21:53:07,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:53:07,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-27 21:53:07,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:07,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:53:07,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 21:53:07,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 21:53:07,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:07,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:53:07,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:07,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:07,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:07,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:53:07,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:07,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 21:53:07,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:07,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:53:07,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:07,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 21:53:07,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:07,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:53:07,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:07,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:07,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:07,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:53:07,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:07,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:53:07,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:07,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:53:07,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:07,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 21:53:07,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:07,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:53:07,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:07,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:07,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:07,991 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:07,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:53:07,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:53:07,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 21:53:07,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:07,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 21:53:07,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:53:07,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 21:53:07,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:08,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-27 21:53:08,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:08,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:08,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:08,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:53:08,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:08,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:53:08,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:08,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:08,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:53:08,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:08,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:08,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:53:08,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:08,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:08,146 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:08,147 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:53:08,147 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:08,147 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:53:08,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:08,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:08,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:08,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:08,148 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:08,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:53:08,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:08,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:08,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:08,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:53:08,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:08,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:53:08,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:08,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:08,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:08,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:08,186 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:08,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-27 21:53:08,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:08,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:08,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:08,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 21:53:08,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:08,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:53:08,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:08,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:08,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 21:53:08,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:08,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:08,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:53:08,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:08,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:08,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:08,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:53:08,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:08,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:53:08,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:08,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:08,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:08,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:08,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:08,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-27 21:53:08,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:08,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:08,238 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:08,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:53:08,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:08,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:53:08,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:08,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:08,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:53:08,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:08,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:08,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-10-27 21:53:08,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:08,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:08,246 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:08,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:53:08,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:08,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:53:08,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:08,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:08,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 21:53:08,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:08,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:08,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-10-27 21:53:08,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:08,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:08,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:08,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:53:08,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:08,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:53:08,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:08,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:08,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:53:08,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:08,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:08,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2020-10-27 21:53:08,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:08,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:08,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:08,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:53:08,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:08,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:53:08,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:08,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:08,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:53:08,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:08,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:08,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2020-10-27 21:53:08,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:08,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:08,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:08,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:53:08,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:08,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:53:08,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:08,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:08,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:53:08,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:08,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:08,348 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-27 21:53:08,349 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1013263450] [2020-10-27 21:53:08,349 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:53:08,349 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2020-10-27 21:53:08,349 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [92922485] [2020-10-27 21:53:08,351 INFO L461 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-10-27 21:53:08,351 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:53:08,351 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-10-27 21:53:08,352 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=292, Unknown=0, NotChecked=0, Total=342 [2020-10-27 21:53:08,352 INFO L87 Difference]: Start difference. First operand 595 states and 785 transitions. Second operand 19 states. [2020-10-27 21:53:13,620 WARN L193 SmtUtils]: Spent 2.27 s on a formula simplification that was a NOOP. DAG size: 601 [2020-10-27 21:53:16,401 WARN L193 SmtUtils]: Spent 2.26 s on a formula simplification that was a NOOP. DAG size: 601 [2020-10-27 21:53:18,869 WARN L193 SmtUtils]: Spent 2.28 s on a formula simplification that was a NOOP. DAG size: 604 [2020-10-27 21:53:22,266 WARN L193 SmtUtils]: Spent 2.27 s on a formula simplification that was a NOOP. DAG size: 601 [2020-10-27 21:53:25,815 WARN L193 SmtUtils]: Spent 2.26 s on a formula simplification that was a NOOP. DAG size: 601 [2020-10-27 21:53:49,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:53:49,938 INFO L93 Difference]: Finished difference Result 1616 states and 2340 transitions. [2020-10-27 21:53:49,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-10-27 21:53:49,939 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 174 [2020-10-27 21:53:49,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:53:49,948 INFO L225 Difference]: With dead ends: 1616 [2020-10-27 21:53:49,948 INFO L226 Difference]: Without dead ends: 1089 [2020-10-27 21:53:49,951 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 368 ImplicationChecksByTransitivity, 15.2s TimeCoverageRelationStatistics Valid=400, Invalid=1492, Unknown=0, NotChecked=0, Total=1892 [2020-10-27 21:53:49,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1089 states. [2020-10-27 21:53:50,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1089 to 630. [2020-10-27 21:53:50,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 630 states. [2020-10-27 21:53:50,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 630 states and 846 transitions. [2020-10-27 21:53:50,291 INFO L78 Accepts]: Start accepts. Automaton has 630 states and 846 transitions. Word has length 174 [2020-10-27 21:53:50,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:53:50,291 INFO L481 AbstractCegarLoop]: Abstraction has 630 states and 846 transitions. [2020-10-27 21:53:50,291 INFO L482 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-10-27 21:53:50,291 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 846 transitions. [2020-10-27 21:53:50,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-10-27 21:53:50,296 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:53:50,296 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:53:50,296 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 21:53:50,296 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 21:53:50,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:53:50,297 INFO L82 PathProgramCache]: Analyzing trace with hash -1257099946, now seen corresponding path program 1 times [2020-10-27 21:53:50,297 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:53:50,297 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [913387930] [2020-10-27 21:53:50,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:53:50,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:50,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:50,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:50,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:50,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:50,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:50,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:55,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:55,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 259 [2020-10-27 21:53:55,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 21:53:55,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5025 [2020-10-27 21:53:55,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:55,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:53:55,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 122 [2020-10-27 21:53:55,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 21:53:55,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:57,741 WARN L193 SmtUtils]: Spent 2.27 s on a formula simplification that was a NOOP. DAG size: 598 [2020-10-27 21:53:57,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:53:57,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:57,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:57,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:57,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:53:57,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:57,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-27 21:53:57,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:57,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:57,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:57,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:57,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:57,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:53:57,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:57,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:57,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:57,828 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:53:57,828 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:57,828 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:53:57,828 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:57,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:57,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:57,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:57,829 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:57,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:53:57,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:57,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:57,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:57,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:53:57,832 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:57,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:53:57,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:57,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:57,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:57,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:57,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:57,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:53:57,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:57,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:57,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:57,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:53:57,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:57,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:53:57,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:57,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:57,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:57,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:57,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:57,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:53:57,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:57,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:57,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:57,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:57,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:58,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:02,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:02,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-27 21:54:02,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 21:54:02,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4641 [2020-10-27 21:54:02,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:02,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:54:02,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 56 [2020-10-27 21:54:02,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 21:54:02,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:02,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:54:02,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:02,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:02,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:02,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:54:02,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:02,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:54:02,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:02,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:02,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:02,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:02,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:02,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:54:02,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:02,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:02,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:02,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:54:02,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:02,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:54:02,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:02,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:02,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:02,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:02,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:02,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:54:02,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:02,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:02,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:02,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:54:02,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:02,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:54:02,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:02,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:02,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:02,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:02,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:02,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:54:02,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:02,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:02,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:02,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:54:02,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:02,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:54:02,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:02,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:02,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:02,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:02,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:02,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 21:54:02,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:02,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:02,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:02,652 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:54:02,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:02,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:54:02,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:02,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:02,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:02,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:02,653 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:02,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:54:02,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:02,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:02,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:02,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:54:02,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:02,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:54:02,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:02,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:02,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:02,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:02,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:02,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:54:02,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:02,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:02,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:02,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:54:02,664 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:02,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:54:02,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:02,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:02,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:02,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:02,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:02,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:54:02,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:02,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:02,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:02,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:54:02,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:02,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:54:02,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:02,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:02,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:02,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:02,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:02,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 21:54:02,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:02,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:02,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:02,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:02,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-27 21:54:02,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:54:02,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 80 [2020-10-27 21:54:02,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:02,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:54:02,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:54:02,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-27 21:54:02,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:02,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:54:02,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:02,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:02,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:02,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:54:02,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:02,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:54:02,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:02,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:54:02,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:02,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 21:54:02,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:02,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:54:02,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:02,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:02,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:02,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:54:02,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:02,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:54:02,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:02,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:02,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:02,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:02,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:02,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 21:54:02,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:02,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:02,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:02,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:54:02,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:02,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:54:02,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:02,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:54:02,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:02,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 21:54:02,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:02,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-27 21:54:02,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:02,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:02,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:02,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 21:54:02,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:02,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:54:02,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:02,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:02,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 21:54:02,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:02,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:02,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:54:02,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:02,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:02,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:02,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:54:02,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:02,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:54:02,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:02,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:02,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:02,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:02,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:02,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-27 21:54:02,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:02,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:03,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:03,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:54:03,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:03,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-27 21:54:03,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:03,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:03,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:54:03,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:03,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:03,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:54:03,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:03,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:03,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:03,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:54:03,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:03,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:54:03,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:03,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:03,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:03,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:03,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:03,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:54:03,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:03,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:03,084 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:03,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:54:03,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:03,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:54:03,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:03,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:03,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:03,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:03,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:03,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-27 21:54:03,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:03,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:03,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:03,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 21:54:03,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:03,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:54:03,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:03,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:03,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 21:54:03,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:03,131 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:03,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:54:03,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:03,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:03,134 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:03,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:54:03,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:03,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:54:03,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:03,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:03,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:03,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:03,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:03,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 21:54:03,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:03,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:03,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:03,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:54:03,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:03,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:54:03,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:03,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:03,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:54:03,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:03,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:03,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-27 21:54:03,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:03,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:03,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:03,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:54:03,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:03,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:54:03,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:03,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:03,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 21:54:03,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:03,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:03,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-27 21:54:03,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:03,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:03,144 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:03,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:54:03,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:03,145 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:54:03,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:03,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:03,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:54:03,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:03,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:03,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-10-27 21:54:03,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:03,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:03,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:03,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:54:03,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:03,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:54:03,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:03,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:03,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:54:03,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:03,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:03,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2020-10-27 21:54:03,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:03,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:03,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:03,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:54:03,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:03,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:54:03,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:03,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:03,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:54:03,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:03,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:03,200 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-27 21:54:03,200 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [913387930] [2020-10-27 21:54:03,200 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:54:03,200 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-10-27 21:54:03,200 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2125686225] [2020-10-27 21:54:03,201 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-27 21:54:03,201 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:54:03,201 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-27 21:54:03,202 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=257, Unknown=0, NotChecked=0, Total=306 [2020-10-27 21:54:03,202 INFO L87 Difference]: Start difference. First operand 630 states and 846 transitions. Second operand 18 states. [2020-10-27 21:54:07,576 WARN L193 SmtUtils]: Spent 2.39 s on a formula simplification that was a NOOP. DAG size: 601 [2020-10-27 21:54:11,064 WARN L193 SmtUtils]: Spent 2.27 s on a formula simplification that was a NOOP. DAG size: 600 [2020-10-27 21:54:13,442 WARN L193 SmtUtils]: Spent 2.33 s on a formula simplification that was a NOOP. DAG size: 603 [2020-10-27 21:54:16,276 WARN L193 SmtUtils]: Spent 2.29 s on a formula simplification that was a NOOP. DAG size: 603 [2020-10-27 21:54:19,093 WARN L193 SmtUtils]: Spent 2.28 s on a formula simplification that was a NOOP. DAG size: 603 [2020-10-27 21:54:46,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:54:46,275 INFO L93 Difference]: Finished difference Result 2234 states and 3527 transitions. [2020-10-27 21:54:46,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2020-10-27 21:54:46,276 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 177 [2020-10-27 21:54:46,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:54:46,291 INFO L225 Difference]: With dead ends: 2234 [2020-10-27 21:54:46,291 INFO L226 Difference]: Without dead ends: 1670 [2020-10-27 21:54:46,295 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 643 ImplicationChecksByTransitivity, 16.5s TimeCoverageRelationStatistics Valid=637, Invalid=2225, Unknown=0, NotChecked=0, Total=2862 [2020-10-27 21:54:46,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1670 states. [2020-10-27 21:54:46,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1670 to 711. [2020-10-27 21:54:46,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 711 states. [2020-10-27 21:54:46,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 711 states and 984 transitions. [2020-10-27 21:54:46,697 INFO L78 Accepts]: Start accepts. Automaton has 711 states and 984 transitions. Word has length 177 [2020-10-27 21:54:46,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:54:46,698 INFO L481 AbstractCegarLoop]: Abstraction has 711 states and 984 transitions. [2020-10-27 21:54:46,698 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-27 21:54:46,698 INFO L276 IsEmpty]: Start isEmpty. Operand 711 states and 984 transitions. [2020-10-27 21:54:46,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2020-10-27 21:54:46,703 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:54:46,704 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:54:46,704 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 21:54:46,704 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 21:54:46,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:54:46,704 INFO L82 PathProgramCache]: Analyzing trace with hash -858650422, now seen corresponding path program 1 times [2020-10-27 21:54:46,705 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:54:46,705 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1650060962] [2020-10-27 21:54:46,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:54:46,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:46,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:46,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:46,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:47,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:47,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:47,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:47,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:51,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:51,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 261 [2020-10-27 21:54:51,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 21:54:51,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5024 [2020-10-27 21:54:51,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:51,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:54:51,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 123 [2020-10-27 21:54:51,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-27 21:54:51,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:54,093 WARN L193 SmtUtils]: Spent 2.23 s on a formula simplification that was a NOOP. DAG size: 598 [2020-10-27 21:54:54,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:54:54,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:54,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:54,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:54,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:54:54,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:54,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-27 21:54:54,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:54,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:54,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:54,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:54,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:54,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:54:54,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:54,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:54,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:54,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:54:54,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:54,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:54:54,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:54,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:54,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:54,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:54,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:54,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:54:54,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:54,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:54,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:54,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:54:54,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:54,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:54:54,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:54,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:54,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:54,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:54,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:54,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:54:54,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:54,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:54,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:54,193 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:54:54,193 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:54,193 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:54:54,193 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:54,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:54,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:54,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:54,194 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:54,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:54:54,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:54,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:54,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:54,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:54,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:54,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking...