/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=SHALLOWEST --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_spec11_product07.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 02:35:58,037 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 02:35:58,040 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 02:35:58,082 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 02:35:58,082 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 02:35:58,084 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 02:35:58,086 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 02:35:58,088 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 02:35:58,090 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 02:35:58,091 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 02:35:58,093 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 02:35:58,094 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 02:35:58,094 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 02:35:58,096 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 02:35:58,097 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 02:35:58,099 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 02:35:58,100 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 02:35:58,101 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 02:35:58,110 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 02:35:58,112 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 02:35:58,114 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 02:35:58,116 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 02:35:58,117 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 02:35:58,118 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 02:35:58,121 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 02:35:58,122 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 02:35:58,122 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 02:35:58,123 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 02:35:58,125 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 02:35:58,126 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 02:35:58,127 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 02:35:58,128 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 02:35:58,130 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 02:35:58,132 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 02:35:58,133 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 02:35:58,133 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 02:35:58,135 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 02:35:58,135 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 02:35:58,136 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 02:35:58,137 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 02:35:58,139 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 02:35:58,140 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 02:35:58,195 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 02:35:58,196 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 02:35:58,197 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 02:35:58,198 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 02:35:58,199 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 02:35:58,199 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 02:35:58,199 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 02:35:58,200 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 02:35:58,200 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 02:35:58,200 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 02:35:58,200 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 02:35:58,200 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 02:35:58,200 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 02:35:58,201 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 02:35:58,201 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 02:35:58,202 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 02:35:58,202 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 02:35:58,202 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 02:35:58,203 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 02:35:58,203 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 02:35:58,203 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 02:35:58,203 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 02:35:58,204 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 02:35:58,204 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 02:35:58,204 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 02:35:58,204 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 02:35:58,204 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 02:35:58,204 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 02:35:58,205 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 02:35:58,205 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 02:35:58,620 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 02:35:58,659 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 02:35:58,662 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 02:35:58,663 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 02:35:58,664 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 02:35:58,665 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec11_product07.cil.c [2020-10-27 02:35:58,739 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6578ebe56/466c9b2b70b24a10bbb80056c406f2ca/FLAG3423cf7f7 [2020-10-27 02:35:59,515 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 02:35:59,516 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec11_product07.cil.c [2020-10-27 02:35:59,546 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6578ebe56/466c9b2b70b24a10bbb80056c406f2ca/FLAG3423cf7f7 [2020-10-27 02:35:59,679 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6578ebe56/466c9b2b70b24a10bbb80056c406f2ca [2020-10-27 02:35:59,684 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 02:35:59,692 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 02:35:59,695 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 02:35:59,695 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 02:35:59,699 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 02:35:59,700 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 02:35:59" (1/1) ... [2020-10-27 02:35:59,704 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@369f7adb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:35:59, skipping insertion in model container [2020-10-27 02:35:59,705 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 02:35:59" (1/1) ... [2020-10-27 02:35:59,713 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 02:35:59,801 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 02:36:00,566 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 02:36:00,587 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 02:36:00,749 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 02:36:00,819 INFO L208 MainTranslator]: Completed translation [2020-10-27 02:36:00,820 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:36:00 WrapperNode [2020-10-27 02:36:00,820 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 02:36:00,821 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 02:36:00,822 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 02:36:00,822 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 02:36:00,838 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:36:00" (1/1) ... [2020-10-27 02:36:00,840 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:36:00" (1/1) ... [2020-10-27 02:36:00,897 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:36:00" (1/1) ... [2020-10-27 02:36:00,898 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:36:00" (1/1) ... [2020-10-27 02:36:00,990 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:36:00" (1/1) ... [2020-10-27 02:36:01,020 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:36:00" (1/1) ... [2020-10-27 02:36:01,043 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:36:00" (1/1) ... [2020-10-27 02:36:01,063 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 02:36:01,064 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 02:36:01,064 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 02:36:01,065 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 02:36:01,069 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:36:00" (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 02:36:01,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 02:36:01,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 02:36:01,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 02:36:01,151 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 02:36:01,151 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-10-27 02:36:01,151 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-10-27 02:36:01,151 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-10-27 02:36:01,151 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-10-27 02:36:01,152 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-10-27 02:36:01,152 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-10-27 02:36:01,152 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-10-27 02:36:01,152 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-10-27 02:36:01,152 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-10-27 02:36:01,153 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-10-27 02:36:01,153 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-10-27 02:36:01,153 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-10-27 02:36:01,153 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-10-27 02:36:01,153 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-10-27 02:36:01,153 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-10-27 02:36:01,154 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-10-27 02:36:01,154 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-10-27 02:36:01,154 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-10-27 02:36:01,154 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-10-27 02:36:01,154 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-10-27 02:36:01,154 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-10-27 02:36:01,154 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-10-27 02:36:01,155 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-10-27 02:36:01,155 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-10-27 02:36:01,155 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-10-27 02:36:01,155 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-10-27 02:36:01,155 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-10-27 02:36:01,155 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-10-27 02:36:01,155 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-10-27 02:36:01,156 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-10-27 02:36:01,156 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-10-27 02:36:01,156 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-10-27 02:36:01,156 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-10-27 02:36:01,156 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-10-27 02:36:01,156 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-10-27 02:36:01,157 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-10-27 02:36:01,157 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-10-27 02:36:01,157 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-10-27 02:36:01,157 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-10-27 02:36:01,157 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-10-27 02:36:01,157 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-10-27 02:36:01,157 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-10-27 02:36:01,158 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-10-27 02:36:01,158 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-10-27 02:36:01,158 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-10-27 02:36:01,158 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-10-27 02:36:01,158 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-10-27 02:36:01,158 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-10-27 02:36:01,159 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-10-27 02:36:01,159 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-10-27 02:36:01,159 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-10-27 02:36:01,159 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-10-27 02:36:01,159 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-10-27 02:36:01,159 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-10-27 02:36:01,160 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-10-27 02:36:01,160 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 02:36:01,160 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 02:36:01,160 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2020-10-27 02:36:01,160 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2020-10-27 02:36:01,160 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-10-27 02:36:01,161 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2020-10-27 02:36:01,161 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-10-27 02:36:01,161 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-10-27 02:36:01,161 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Base [2020-10-27 02:36:01,161 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-10-27 02:36:01,161 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-10-27 02:36:01,162 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-10-27 02:36:01,162 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-10-27 02:36:01,162 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-10-27 02:36:01,162 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-10-27 02:36:01,162 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-10-27 02:36:01,162 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2020-10-27 02:36:01,163 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2020-10-27 02:36:01,163 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-10-27 02:36:01,163 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-10-27 02:36:01,163 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-10-27 02:36:01,163 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-10-27 02:36:01,163 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 02:36:01,164 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 02:36:01,164 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 02:36:01,164 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 02:36:01,164 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 02:36:01,164 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 02:36:01,164 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 02:36:01,165 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 02:36:01,165 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 02:36:01,165 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 02:36:01,165 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 02:36:01,165 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 02:36:01,165 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__DecryptAutoResponder_spec__1 [2020-10-27 02:36:01,166 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-10-27 02:36:01,166 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 02:36:01,166 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 02:36:01,166 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 02:36:01,166 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 02:36:01,167 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 02:36:01,167 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-10-27 02:36:01,167 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-10-27 02:36:01,167 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-10-27 02:36:01,167 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-10-27 02:36:01,167 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-10-27 02:36:01,167 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-10-27 02:36:01,168 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-10-27 02:36:01,168 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-10-27 02:36:01,168 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-10-27 02:36:01,168 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-10-27 02:36:01,168 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-10-27 02:36:01,168 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-10-27 02:36:01,169 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-10-27 02:36:01,169 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-10-27 02:36:01,169 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-10-27 02:36:01,169 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-10-27 02:36:01,169 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-10-27 02:36:01,169 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-10-27 02:36:01,170 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-10-27 02:36:01,170 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-10-27 02:36:01,170 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-10-27 02:36:01,170 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-10-27 02:36:01,170 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-10-27 02:36:01,170 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-10-27 02:36:01,171 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-10-27 02:36:01,171 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-10-27 02:36:01,171 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-10-27 02:36:01,171 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-10-27 02:36:01,171 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-10-27 02:36:01,171 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-10-27 02:36:01,172 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-10-27 02:36:01,172 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-10-27 02:36:01,172 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-10-27 02:36:01,172 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-10-27 02:36:01,172 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-10-27 02:36:01,172 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-10-27 02:36:01,173 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-10-27 02:36:01,173 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-10-27 02:36:01,173 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-10-27 02:36:01,173 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-10-27 02:36:01,173 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-10-27 02:36:01,173 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-10-27 02:36:01,174 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-10-27 02:36:01,174 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-10-27 02:36:01,174 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-10-27 02:36:01,174 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-10-27 02:36:01,174 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-10-27 02:36:01,174 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-10-27 02:36:01,175 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-10-27 02:36:01,175 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-10-27 02:36:01,175 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 02:36:01,175 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-27 02:36:01,175 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 02:36:01,175 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 02:36:01,176 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 02:36:01,176 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-10-27 02:36:01,176 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-10-27 02:36:01,176 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-10-27 02:36:01,176 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-10-27 02:36:01,176 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-10-27 02:36:01,177 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-10-27 02:36:01,177 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-10-27 02:36:01,177 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-10-27 02:36:01,177 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-10-27 02:36:01,177 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-10-27 02:36:01,177 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 02:36:01,178 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 02:36:01,178 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 02:36:01,178 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2020-10-27 02:36:01,178 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2020-10-27 02:36:01,178 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-10-27 02:36:01,178 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-10-27 02:36:01,178 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-10-27 02:36:01,179 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-10-27 02:36:01,179 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-10-27 02:36:01,179 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-10-27 02:36:01,179 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2020-10-27 02:36:01,179 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2020-10-27 02:36:01,179 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2020-10-27 02:36:01,180 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Base [2020-10-27 02:36:01,180 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__DecryptAutoResponder_spec__1 [2020-10-27 02:36:01,180 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-10-27 02:36:01,180 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-10-27 02:36:01,180 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-10-27 02:36:01,181 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 02:36:01,181 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 02:36:01,181 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 02:36:01,181 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 02:36:01,181 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 02:36:01,181 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 02:36:01,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 02:36:01,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 02:36:01,182 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 02:36:01,182 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 02:36:01,182 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 02:36:01,183 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 02:36:01,183 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 02:36:01,183 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 02:36:01,183 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 02:36:01,183 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 02:36:01,183 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 02:36:01,184 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-10-27 02:36:01,184 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 02:36:01,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 02:36:01,184 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 02:36:03,583 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 02:36:03,584 INFO L298 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-27 02:36:03,587 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 02:36:03 BoogieIcfgContainer [2020-10-27 02:36:03,587 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 02:36:03,589 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 02:36:03,589 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 02:36:03,592 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 02:36:03,592 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 02:35:59" (1/3) ... [2020-10-27 02:36:03,593 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16272d4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 02:36:03, skipping insertion in model container [2020-10-27 02:36:03,593 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:36:00" (2/3) ... [2020-10-27 02:36:03,594 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16272d4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 02:36:03, skipping insertion in model container [2020-10-27 02:36:03,594 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 02:36:03" (3/3) ... [2020-10-27 02:36:03,595 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec11_product07.cil.c [2020-10-27 02:36:03,607 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 02:36:03,613 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 02:36:03,626 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 02:36:03,653 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 02:36:03,654 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 02:36:03,654 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 02:36:03,654 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 02:36:03,654 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 02:36:03,654 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 02:36:03,654 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 02:36:03,654 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 02:36:03,685 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states. [2020-10-27 02:36:03,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2020-10-27 02:36:03,718 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:36:03,720 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-27 02:36:03,720 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 02:36:03,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:36:03,733 INFO L82 PathProgramCache]: Analyzing trace with hash -1688111677, now seen corresponding path program 1 times [2020-10-27 02:36:03,742 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:36:03,742 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1118909949] [2020-10-27 02:36:03,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:36:04,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:04,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:04,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:04,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:08,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:09,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:09,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 205 [2020-10-27 02:36:09,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 02:36:09,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5018 [2020-10-27 02:36:09,177 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:09,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 22 [2020-10-27 02:36:09,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-27 02:36:09,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-27 02:36:09,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 02:36:11,418 WARN L193 SmtUtils]: Spent 1.90 s on a formula simplification that was a NOOP. DAG size: 529 [2020-10-27 02:36:11,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:36:11,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:11,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:11,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:11,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:36:11,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:11,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 58 [2020-10-27 02:36:11,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:11,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:11,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:11,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:11,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:11,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:36:11,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:11,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:11,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:11,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:36:11,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:11,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:36:11,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:11,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:11,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:11,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:11,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:11,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:36:11,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:11,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:11,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:11,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:36:11,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:11,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:36:11,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:11,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:11,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:11,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:11,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:11,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:36:11,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:11,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:11,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:11,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:36:11,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:11,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:36:11,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:11,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:11,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:11,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:11,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:11,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:36:11,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:11,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:11,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:11,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:12,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:12,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-27 02:36:12,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 02:36:12,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 516 [2020-10-27 02:36:12,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:12,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:36:12,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:12,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-27 02:36:12,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:12,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:36:12,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:12,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:12,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:12,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:36:12,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:12,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:36:12,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:12,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:12,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:12,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:12,180 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:36:12,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:36:12,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:12,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:12,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:12,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:36:12,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:12,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:36:12,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:12,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:12,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:12,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:12,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:12,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 02:36:12,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:12,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:12,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:12,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:12,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:36:12,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:36:12,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-27 02:36:12,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:12,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:36:12,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:12,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 02:36:12,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:12,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:36:12,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:12,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:12,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:12,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:36:12,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:12,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:36:12,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:12,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:12,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:12,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:12,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:12,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 02:36:12,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:12,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:12,248 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:12,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:36:12,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:12,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 02:36:12,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:12,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:36:12,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:12,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 02:36:12,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:12,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:36:12,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:12,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:12,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:12,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:36:12,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:12,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:36:12,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:12,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:12,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:12,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:12,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:12,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-10-27 02:36:12,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:12,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:12,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:12,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 02:36:12,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:12,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-27 02:36:12,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:12,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 02:36:12,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:12,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-27 02:36:12,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:12,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:36:12,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:12,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:12,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:12,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:36:12,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:12,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:36:12,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:12,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:36:12,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:12,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:36:12,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:12,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:36:12,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:12,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:12,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:12,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:36:12,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:12,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:36:12,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:12,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 02:36:12,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:12,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:36:12,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:12,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-27 02:36:12,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:12,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:12,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:12,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:36:12,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:12,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:36:12,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:12,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:36:12,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:12,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:36:12,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:12,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 02:36:12,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:12,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:12,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:12,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:36:12,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:12,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:36:12,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:12,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:36:12,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:12,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:36:12,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:12,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-27 02:36:12,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:12,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:12,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:12,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:36:12,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:12,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:36:12,588 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:12,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:36:12,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:12,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:36:12,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:12,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-27 02:36:12,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:12,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:12,598 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:12,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:36:12,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:12,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:36:12,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:12,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:36:12,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:12,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:36:12,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:12,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 02:36:12,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:12,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:12,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:12,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 02:36:12,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:12,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 02:36:12,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:12,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:36:12,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:12,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 02:36:12,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:12,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:36:12,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:12,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:12,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:12,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:36:12,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:12,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:36:12,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:12,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:12,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:12,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:12,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:12,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-27 02:36:12,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:12,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:12,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:12,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:36:12,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:12,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:36:12,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:12,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:36:12,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:36:12,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:36:12,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:12,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-27 02:36:12,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:12,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:12,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:12,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:36:12,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:12,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:36:12,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:12,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:12,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:36:12,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:12,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:12,855 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-27 02:36:12,856 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1118909949] [2020-10-27 02:36:12,858 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 02:36:12,859 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2020-10-27 02:36:12,859 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [78114441] [2020-10-27 02:36:12,865 INFO L461 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-10-27 02:36:12,865 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:36:12,881 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-10-27 02:36:12,882 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=455, Unknown=0, NotChecked=0, Total=506 [2020-10-27 02:36:12,885 INFO L87 Difference]: Start difference. First operand 317 states. Second operand 23 states. [2020-10-27 02:36:17,536 WARN L193 SmtUtils]: Spent 1.95 s on a formula simplification that was a NOOP. DAG size: 531 [2020-10-27 02:36:20,915 WARN L193 SmtUtils]: Spent 1.97 s on a formula simplification that was a NOOP. DAG size: 533 [2020-10-27 02:36:23,074 WARN L193 SmtUtils]: Spent 1.98 s on a formula simplification that was a NOOP. DAG size: 535 [2020-10-27 02:36:25,341 WARN L193 SmtUtils]: Spent 1.94 s on a formula simplification that was a NOOP. DAG size: 534 [2020-10-27 02:36:28,724 WARN L193 SmtUtils]: Spent 1.96 s on a formula simplification that was a NOOP. DAG size: 534 [2020-10-27 02:36:32,859 WARN L193 SmtUtils]: Spent 1.94 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-27 02:36:36,957 WARN L193 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 534 [2020-10-27 02:36:38,988 WARN L193 SmtUtils]: Spent 1.81 s on a formula simplification that was a NOOP. DAG size: 533 [2020-10-27 02:36:42,312 WARN L193 SmtUtils]: Spent 1.91 s on a formula simplification that was a NOOP. DAG size: 535 [2020-10-27 02:36:45,222 WARN L193 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 534 [2020-10-27 02:36:47,189 WARN L193 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 536 [2020-10-27 02:36:49,122 WARN L193 SmtUtils]: Spent 1.84 s on a formula simplification that was a NOOP. DAG size: 536 [2020-10-27 02:36:51,079 WARN L193 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 539 [2020-10-27 02:36:53,228 WARN L193 SmtUtils]: Spent 1.84 s on a formula simplification that was a NOOP. DAG size: 535 [2020-10-27 02:36:55,226 WARN L193 SmtUtils]: Spent 1.91 s on a formula simplification that was a NOOP. DAG size: 537 [2020-10-27 02:37:00,977 WARN L193 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 534 [2020-10-27 02:37:02,914 WARN L193 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 536 [2020-10-27 02:37:14,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:37:14,985 INFO L93 Difference]: Finished difference Result 959 states and 1482 transitions. [2020-10-27 02:37:14,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2020-10-27 02:37:14,988 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 135 [2020-10-27 02:37:14,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:37:15,020 INFO L225 Difference]: With dead ends: 959 [2020-10-27 02:37:15,020 INFO L226 Difference]: Without dead ends: 712 [2020-10-27 02:37:15,034 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 45 SyntacticMatches, 1 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1700 ImplicationChecksByTransitivity, 38.0s TimeCoverageRelationStatistics Valid=1093, Invalid=5227, Unknown=0, NotChecked=0, Total=6320 [2020-10-27 02:37:15,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 712 states. [2020-10-27 02:37:15,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 712 to 480. [2020-10-27 02:37:15,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 480 states. [2020-10-27 02:37:15,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 480 states and 651 transitions. [2020-10-27 02:37:15,440 INFO L78 Accepts]: Start accepts. Automaton has 480 states and 651 transitions. Word has length 135 [2020-10-27 02:37:15,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:37:15,441 INFO L481 AbstractCegarLoop]: Abstraction has 480 states and 651 transitions. [2020-10-27 02:37:15,441 INFO L482 AbstractCegarLoop]: Interpolant automaton has 23 states. [2020-10-27 02:37:15,441 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 651 transitions. [2020-10-27 02:37:15,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2020-10-27 02:37:15,452 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:37:15,452 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-27 02:37:15,453 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 02:37:15,453 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 02:37:15,453 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:37:15,453 INFO L82 PathProgramCache]: Analyzing trace with hash 2138776838, now seen corresponding path program 1 times [2020-10-27 02:37:15,454 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:37:15,454 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1993187591] [2020-10-27 02:37:15,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:37:15,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:15,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:15,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:15,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:15,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:16,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:17,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:17,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:20,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:20,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 207 [2020-10-27 02:37:20,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 02:37:20,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-27 02:37:20,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:20,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:37:20,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-27 02:37:20,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 02:37:20,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:22,401 WARN L193 SmtUtils]: Spent 1.79 s on a formula simplification that was a NOOP. DAG size: 529 [2020-10-27 02:37:22,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:37:22,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:22,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:22,555 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:22,555 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:37:22,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:22,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 112 [2020-10-27 02:37:22,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:22,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:22,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:22,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:22,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:37:22,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:37:22,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:22,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:22,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:22,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:37:22,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:22,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:37:22,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:22,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:22,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:22,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:22,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:22,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:37:22,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:22,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:22,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:22,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:37:22,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:22,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:37:22,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:22,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:22,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:22,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:22,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:22,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:37:22,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:22,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:22,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:22,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:37:22,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:22,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:37:22,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:22,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:22,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:22,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:22,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:22,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:37:22,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:22,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:22,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:23,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:23,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-27 02:37:23,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:37:23,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 374 [2020-10-27 02:37:23,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:23,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:37:23,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 02:37:23,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 02:37:23,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:23,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:37:23,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:23,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:23,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:23,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:37:23,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:23,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:37:23,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:23,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:23,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:23,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:23,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:23,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:37:23,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:23,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:23,082 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:23,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:37:23,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:23,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:37:23,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:23,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:23,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:23,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:23,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:23,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 02:37:23,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:23,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:23,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:23,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:37:23,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:23,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 02:37:23,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:23,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:37:23,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:37:23,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 02:37:23,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:23,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:37:23,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:23,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:23,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:23,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:37:23,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:23,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 02:37:23,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:23,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 02:37:23,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:23,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:37:23,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:23,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 02:37:23,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:23,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:23,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:23,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:37:23,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:23,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:37:23,232 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:23,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:23,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 02:37:23,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:23,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:23,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:37:23,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:23,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:23,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:23,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:37:23,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:23,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:37:23,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:23,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:23,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:23,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:23,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:23,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-27 02:37:23,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:23,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:23,290 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:23,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 02:37:23,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:23,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 02:37:23,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:23,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:23,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 02:37:23,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:23,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:23,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:37:23,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:23,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:23,325 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:23,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:37:23,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:23,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:37:23,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:23,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:23,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:23,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:23,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:23,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:37:23,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:23,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:23,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:23,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:37:23,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:23,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:37:23,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:23,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:23,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:23,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:23,360 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:23,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-27 02:37:23,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:23,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:23,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:23,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:37:23,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:23,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:37:23,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:23,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:23,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:37:23,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:23,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:23,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-27 02:37:23,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:23,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:23,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:23,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:37:23,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:23,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:37:23,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:23,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:23,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:37:23,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:23,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:23,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-27 02:37:23,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:23,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:23,377 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:23,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:37:23,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:23,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:37:23,378 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:23,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:23,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:37:23,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:23,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:23,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 02:37:23,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:23,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:23,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:23,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:37:23,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:23,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:37:23,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:23,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:23,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 02:37:23,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:23,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:23,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-27 02:37:23,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:23,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:23,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:23,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 02:37:23,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:23,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:37:23,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:23,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:23,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 02:37:23,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:23,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:23,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:37:23,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:23,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:23,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:23,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:37:23,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:23,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:37:23,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:23,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:23,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:23,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:23,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:23,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-27 02:37:23,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:23,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:23,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:23,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:37:23,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:23,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:37:23,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:23,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:23,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:37:23,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:23,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:23,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 02:37:23,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:23,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:23,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:23,417 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:37:23,417 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:23,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:37:23,418 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:23,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:23,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:37:23,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:23,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:23,474 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-10-27 02:37:23,474 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1993187591] [2020-10-27 02:37:23,474 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 02:37:23,475 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-27 02:37:23,475 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [276510757] [2020-10-27 02:37:23,478 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-27 02:37:23,478 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:37:23,479 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-27 02:37:23,479 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2020-10-27 02:37:23,479 INFO L87 Difference]: Start difference. First operand 480 states and 651 transitions. Second operand 13 states. [2020-10-27 02:37:26,438 WARN L193 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 535 [2020-10-27 02:37:28,457 WARN L193 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 537 [2020-10-27 02:37:30,593 WARN L193 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 531 [2020-10-27 02:37:32,505 WARN L193 SmtUtils]: Spent 1.81 s on a formula simplification that was a NOOP. DAG size: 534 [2020-10-27 02:37:34,491 WARN L193 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 536 [2020-10-27 02:37:36,658 WARN L193 SmtUtils]: Spent 2.00 s on a formula simplification that was a NOOP. DAG size: 538 [2020-10-27 02:37:38,886 WARN L193 SmtUtils]: Spent 1.96 s on a formula simplification that was a NOOP. DAG size: 536 [2020-10-27 02:37:47,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:37:47,942 INFO L93 Difference]: Finished difference Result 1141 states and 1673 transitions. [2020-10-27 02:37:47,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-10-27 02:37:47,943 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 137 [2020-10-27 02:37:47,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:37:47,951 INFO L225 Difference]: With dead ends: 1141 [2020-10-27 02:37:47,952 INFO L226 Difference]: Without dead ends: 694 [2020-10-27 02:37:47,955 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 182 ImplicationChecksByTransitivity, 15.9s TimeCoverageRelationStatistics Valid=268, Invalid=788, Unknown=0, NotChecked=0, Total=1056 [2020-10-27 02:37:47,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 694 states. [2020-10-27 02:37:48,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 694 to 482. [2020-10-27 02:37:48,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 482 states. [2020-10-27 02:37:48,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 482 states and 653 transitions. [2020-10-27 02:37:48,224 INFO L78 Accepts]: Start accepts. Automaton has 482 states and 653 transitions. Word has length 137 [2020-10-27 02:37:48,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:37:48,228 INFO L481 AbstractCegarLoop]: Abstraction has 482 states and 653 transitions. [2020-10-27 02:37:48,228 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-27 02:37:48,228 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 653 transitions. [2020-10-27 02:37:48,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2020-10-27 02:37:48,233 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:37:48,234 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-27 02:37:48,234 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 02:37:48,234 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 02:37:48,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:37:48,235 INFO L82 PathProgramCache]: Analyzing trace with hash 2100671284, now seen corresponding path program 1 times [2020-10-27 02:37:48,235 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:37:48,236 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [510915800] [2020-10-27 02:37:48,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:37:48,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:48,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:48,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:48,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:48,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:51,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:51,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:51,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:53,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:53,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 208 [2020-10-27 02:37:53,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 02:37:53,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-27 02:37:53,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:53,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:37:53,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-27 02:37:53,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 02:37:53,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:55,203 WARN L193 SmtUtils]: Spent 1.82 s on a formula simplification that was a NOOP. DAG size: 529 [2020-10-27 02:37:55,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:37:55,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:55,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:55,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:55,261 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:37:55,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:55,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-27 02:37:55,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:55,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:55,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:55,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:55,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:55,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:37:55,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:55,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:55,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:55,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:37:55,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:55,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:37:55,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:55,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:55,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:55,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:55,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:55,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:37:55,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:55,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:55,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:55,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:37:55,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:55,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:37:55,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:55,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:55,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:55,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:55,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:55,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:37:55,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:55,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:55,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:55,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:37:55,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:55,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:37:55,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:55,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:55,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:55,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:55,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:55,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:37:55,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:55,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:55,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:55,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-27 02:37:55,382 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:55,382 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-27 02:37:55,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:55,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:37:55,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-27 02:37:55,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 02:37:55,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:55,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:37:55,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:55,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:55,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:55,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:37:55,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:55,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:37:55,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:55,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:55,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:55,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:55,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:55,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:37:55,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:55,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:55,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:55,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:37:55,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:55,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:37:55,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:55,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:55,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:55,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:55,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:55,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 02:37:55,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:55,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:55,440 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:55,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:37:55,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:55,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:37:55,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:55,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:55,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:55,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:55,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:55,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:37:55,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:55,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:55,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:55,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:37:55,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:55,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:37:55,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:55,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:55,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:55,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:55,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:55,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 02:37:55,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:55,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:55,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:55,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:37:55,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:55,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 02:37:55,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:55,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:37:55,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:37:55,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 02:37:55,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:55,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:37:55,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:55,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:55,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:55,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:37:55,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:55,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:37:55,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:55,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 02:37:55,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:55,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:37:55,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:55,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-27 02:37:55,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:55,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:55,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:55,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 02:37:55,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:55,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:37:55,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:55,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:55,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 02:37:55,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:55,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:55,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:37:55,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:55,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:55,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:55,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:37:55,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:55,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:37:55,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:55,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:55,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:55,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:55,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:55,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:37:55,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:55,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:55,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:55,642 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:37:55,642 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:55,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:37:55,643 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:55,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:55,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:55,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:55,646 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 02:37:55,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 02:37:55,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:55,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:55,650 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:55,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:37:55,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:55,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:37:55,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:55,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:55,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:37:55,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:55,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:55,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-27 02:37:55,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:55,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:55,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:55,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:37:55,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:55,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:37:55,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:55,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:55,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:37:55,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:55,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:55,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-27 02:37:55,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:55,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:55,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:55,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:37:55,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:55,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:37:55,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:55,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:55,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:37:55,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:55,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:55,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-27 02:37:55,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:55,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:55,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:55,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:37:55,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:55,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:37:55,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:55,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:55,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 02:37:55,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:55,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:55,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-27 02:37:55,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:55,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:55,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:55,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 02:37:55,684 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:55,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:37:55,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:55,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:55,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 02:37:55,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:55,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:55,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:37:55,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:55,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:55,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:55,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:37:55,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:55,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:37:55,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:55,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:55,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:55,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:55,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:55,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-27 02:37:55,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:55,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:55,693 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:55,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:37:55,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:55,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:37:55,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:55,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:55,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:37:55,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:55,694 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:55,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-27 02:37:55,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:55,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:55,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:55,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:37:55,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:55,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:37:55,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:55,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:55,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:37:55,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:55,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:55,746 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-10-27 02:37:55,746 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [510915800] [2020-10-27 02:37:55,746 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 02:37:55,746 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-27 02:37:55,746 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [414789669] [2020-10-27 02:37:55,747 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-27 02:37:55,747 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:37:55,748 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-27 02:37:55,748 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2020-10-27 02:37:55,748 INFO L87 Difference]: Start difference. First operand 482 states and 653 transitions. Second operand 13 states. [2020-10-27 02:37:58,387 WARN L193 SmtUtils]: Spent 1.81 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-27 02:38:00,653 WARN L193 SmtUtils]: Spent 1.79 s on a formula simplification that was a NOOP. DAG size: 531 [2020-10-27 02:38:02,498 WARN L193 SmtUtils]: Spent 1.81 s on a formula simplification that was a NOOP. DAG size: 534 [2020-10-27 02:38:04,365 WARN L193 SmtUtils]: Spent 1.81 s on a formula simplification that was a NOOP. DAG size: 534 [2020-10-27 02:38:13,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:38:13,071 INFO L93 Difference]: Finished difference Result 1141 states and 1665 transitions. [2020-10-27 02:38:13,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-27 02:38:13,072 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 138 [2020-10-27 02:38:13,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:38:13,079 INFO L225 Difference]: With dead ends: 1141 [2020-10-27 02:38:13,079 INFO L226 Difference]: Without dead ends: 699 [2020-10-27 02:38:13,081 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 122 ImplicationChecksByTransitivity, 9.7s TimeCoverageRelationStatistics Valid=193, Invalid=619, Unknown=0, NotChecked=0, Total=812 [2020-10-27 02:38:13,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 699 states. [2020-10-27 02:38:13,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 699 to 485. [2020-10-27 02:38:13,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 485 states. [2020-10-27 02:38:13,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 485 states and 654 transitions. [2020-10-27 02:38:13,271 INFO L78 Accepts]: Start accepts. Automaton has 485 states and 654 transitions. Word has length 138 [2020-10-27 02:38:13,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:38:13,272 INFO L481 AbstractCegarLoop]: Abstraction has 485 states and 654 transitions. [2020-10-27 02:38:13,272 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-27 02:38:13,272 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 654 transitions. [2020-10-27 02:38:13,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2020-10-27 02:38:13,275 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:38:13,275 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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] [2020-10-27 02:38:13,275 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 02:38:13,275 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 02:38:13,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:38:13,276 INFO L82 PathProgramCache]: Analyzing trace with hash 1001717804, now seen corresponding path program 2 times [2020-10-27 02:38:13,276 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:38:13,276 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1834039657] [2020-10-27 02:38:13,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:38:13,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:38:13,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:13,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:13,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:13,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:14,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:15,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:15,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:17,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:17,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:17,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:18,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:38:18,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 209 [2020-10-27 02:38:18,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-27 02:38:18,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-27 02:38:18,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:38:18,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:38:18,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-27 02:38:18,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 02:38:18,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:38:20,277 WARN L193 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 529 [2020-10-27 02:38:20,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:38:20,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:38:20,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:20,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:38:20,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:38:20,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:38:20,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-27 02:38:20,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:38:20,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:38:20,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:38:20,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:38:20,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:38:20,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:38:20,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:38:20,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:20,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:38:20,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:38:20,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:38:20,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:38:20,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:38:20,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:38:20,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:38:20,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:38:20,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:38:20,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:38:20,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:38:20,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:20,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:38:20,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:38:20,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:38:20,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:38:20,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:38:20,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:38:20,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:38:20,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:38:20,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:38:20,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:38:20,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:38:20,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:20,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:38:20,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:38:20,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:38:20,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:38:20,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:38:20,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:38:20,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:38:20,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:38:20,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:38:20,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:38:20,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:38:20,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:20,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:38:20,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-27 02:38:20,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:38:20,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-27 02:38:20,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:38:20,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:38:20,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-27 02:38:20,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 02:38:20,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:38:20,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:38:20,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:38:20,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:20,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:38:20,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:38:20,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:38:20,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:38:20,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:38:20,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:38:20,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:38:20,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:38:20,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:38:20,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:38:20,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:38:20,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:20,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:38:20,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:38:20,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:38:20,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:38:20,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:38:20,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:38:20,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:38:20,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:38:20,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:38:20,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 02:38:20,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:38:20,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:20,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:38:20,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:38:20,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:38:20,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:38:20,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:38:20,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:38:20,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:38:20,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:38:20,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:38:20,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:38:20,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:38:20,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:20,502 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:38:20,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:38:20,502 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:38:20,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:38:20,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:38:20,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:38:20,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:38:20,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:38:20,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:38:20,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 02:38:20,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:38:20,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:20,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:38:20,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:38:20,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:38:20,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 02:38:20,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:38:20,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:38:20,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:38:20,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 02:38:20,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:38:20,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:38:20,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:38:20,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:20,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:38:20,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:38:20,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:38:20,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 02:38:20,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:38:20,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 02:38:20,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:38:20,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 02:38:20,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:38:20,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-10-27 02:38:20,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:38:20,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:20,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:38:20,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 02:38:20,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:38:20,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:38:20,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:38:20,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:38:20,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 02:38:20,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:38:20,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:38:20,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:38:20,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:38:20,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:20,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:38:20,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:38:20,681 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:38:20,681 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:38:20,681 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:38:20,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:38:20,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:38:20,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:38:20,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:38:20,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:38:20,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:38:20,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:20,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:38:20,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:38:20,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:38:20,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:38:20,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:38:20,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:38:20,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:38:20,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:38:20,724 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:38:20,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-10-27 02:38:20,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:38:20,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:20,732 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:38:20,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:38:20,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:38:20,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:38:20,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:38:20,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:38:20,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:38:20,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:38:20,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:38:20,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-27 02:38:20,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:38:20,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:20,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:38:20,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:38:20,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:38:20,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:38:20,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:38:20,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:38:20,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:38:20,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:38:20,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:38:20,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-27 02:38:20,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:38:20,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:20,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:38:20,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:38:20,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:38:20,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:38:20,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:38:20,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:38:20,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:38:20,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:38:20,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:38:20,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-27 02:38:20,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:38:20,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:20,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:38:20,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:38:20,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:38:20,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:38:20,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:38:20,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:38:20,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 02:38:20,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:38:20,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:38:20,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-27 02:38:20,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:38:20,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:20,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:38:20,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 02:38:20,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:38:20,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:38:20,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:38:20,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:38:20,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 02:38:20,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:38:20,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:38:20,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:38:20,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:38:20,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:20,771 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:38:20,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:38:20,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:38:20,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:38:20,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:38:20,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:38:20,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:38:20,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:38:20,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:38:20,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-27 02:38:20,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:38:20,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:20,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:38:20,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:38:20,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:38:20,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:38:20,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:38:20,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:38:20,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:38:20,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:38:20,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:38:20,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-27 02:38:20,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:38:20,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:20,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:38:20,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:38:20,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:38:20,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:38:20,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:38:20,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:38:20,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:38:20,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:38:20,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:38:20,831 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-10-27 02:38:20,831 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1834039657] [2020-10-27 02:38:20,831 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 02:38:20,832 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-27 02:38:20,832 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [626389202] [2020-10-27 02:38:20,834 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-27 02:38:20,834 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:38:20,834 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-27 02:38:20,835 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2020-10-27 02:38:20,835 INFO L87 Difference]: Start difference. First operand 485 states and 654 transitions. Second operand 13 states. [2020-10-27 02:38:23,835 WARN L193 SmtUtils]: Spent 1.82 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-27 02:38:26,136 WARN L193 SmtUtils]: Spent 1.81 s on a formula simplification that was a NOOP. DAG size: 531 [2020-10-27 02:38:28,013 WARN L193 SmtUtils]: Spent 1.84 s on a formula simplification that was a NOOP. DAG size: 534 [2020-10-27 02:38:29,872 WARN L193 SmtUtils]: Spent 1.80 s on a formula simplification that was a NOOP. DAG size: 534 [2020-10-27 02:38:38,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:38:38,728 INFO L93 Difference]: Finished difference Result 1132 states and 1655 transitions. [2020-10-27 02:38:38,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-27 02:38:38,729 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 139 [2020-10-27 02:38:38,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:38:38,735 INFO L225 Difference]: With dead ends: 1132 [2020-10-27 02:38:38,735 INFO L226 Difference]: Without dead ends: 697 [2020-10-27 02:38:38,738 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 122 ImplicationChecksByTransitivity, 9.8s TimeCoverageRelationStatistics Valid=193, Invalid=619, Unknown=0, NotChecked=0, Total=812 [2020-10-27 02:38:38,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 697 states. [2020-10-27 02:38:38,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 697 to 485. [2020-10-27 02:38:38,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 485 states. [2020-10-27 02:38:38,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 485 states and 653 transitions. [2020-10-27 02:38:38,939 INFO L78 Accepts]: Start accepts. Automaton has 485 states and 653 transitions. Word has length 139 [2020-10-27 02:38:38,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:38:38,939 INFO L481 AbstractCegarLoop]: Abstraction has 485 states and 653 transitions. [2020-10-27 02:38:38,940 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-27 02:38:38,940 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 653 transitions. [2020-10-27 02:38:38,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2020-10-27 02:38:38,942 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:38:38,943 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-27 02:38:38,943 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 02:38:38,943 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 02:38:38,943 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:38:38,944 INFO L82 PathProgramCache]: Analyzing trace with hash -914874183, now seen corresponding path program 1 times [2020-10-27 02:38:38,944 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:38:38,944 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1609367636] [2020-10-27 02:38:38,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:38:38,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:38:39,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:39,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:39,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:39,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:39,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:44,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:38:44,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 210 [2020-10-27 02:38:44,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 02:38:44,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-27 02:38:44,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:38:44,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:38:44,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-27 02:38:44,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 02:38:44,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:38:45,876 WARN L193 SmtUtils]: Spent 1.79 s on a formula simplification that was a NOOP. DAG size: 529 [2020-10-27 02:38:45,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:38:45,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:38:45,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:45,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:38:45,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:38:45,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:38:45,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-27 02:38:45,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:38:45,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:38:45,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:38:45,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:38:45,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:38:45,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:38:45,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:38:45,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:45,938 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:38:45,939 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:38:45,939 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:38:45,939 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:38:45,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:38:45,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:38:45,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:38:45,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:38:45,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:38:45,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:38:45,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:38:45,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:45,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:38:45,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:38:45,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:38:45,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:38:45,942 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:38:45,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:38:45,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:38:45,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:38:45,943 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:38:45,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:38:45,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:38:45,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:45,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:38:45,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:38:45,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:38:45,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:38:45,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:38:45,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:38:45,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:38:45,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:38:45,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:38:45,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:38:45,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:38:45,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:45,979 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:38:45,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 53 [2020-10-27 02:38:45,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:38:45,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 02:38:45,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:38:45,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:38:45,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:38:45,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:38:45,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:38:46,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:38:46,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:38:46,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:46,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:38:46,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:38:46,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:38:46,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:38:46,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:38:46,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:38:46,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:38:46,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:38:46,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:38:46,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:38:46,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:38:46,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:46,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:38:46,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:38:46,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:38:46,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:38:46,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:38:46,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:38:46,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:38:46,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:38:46,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:38:46,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 02:38:46,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:38:46,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:46,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:38:46,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:38:46,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:38:46,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:38:46,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:38:46,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:38:46,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:38:46,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:38:46,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:38:46,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:38:46,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:38:46,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:46,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:38:46,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:38:46,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:38:46,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:38:46,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:38:46,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:38:46,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:38:46,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:38:46,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:38:46,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 02:38:46,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:38:46,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:46,038 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:38:46,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:38:46,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:38:46,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:38:46,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:38:46,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:38:46,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:38:46,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:38:46,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:38:46,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:38:46,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:38:46,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:46,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:38:46,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:38:46,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:38:46,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:38:46,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:38:46,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:38:46,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:38:46,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:38:46,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:38:46,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-27 02:38:46,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:38:46,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:46,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:38:46,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 02:38:46,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:38:46,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:38:46,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:38:46,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:38:46,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 02:38:46,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:38:46,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:38:46,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:38:46,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:38:46,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:46,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:38:46,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:38:46,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:38:46,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:38:46,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:38:46,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:38:46,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:38:46,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:38:46,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:38:46,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:38:46,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:38:46,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:46,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:38:46,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:38:46,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:38:46,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:38:46,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:38:46,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:38:46,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:38:46,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:38:46,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:38:46,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-27 02:38:46,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:38:46,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:46,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:38:46,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:38:46,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:38:46,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:38:46,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:38:46,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:38:46,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:38:46,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:38:46,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:38:46,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-27 02:38:46,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:38:46,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:46,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:38:46,148 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:38:46,148 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:38:46,148 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:38:46,148 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:38:46,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:38:46,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:38:46,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:38:46,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:38:46,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-27 02:38:46,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:38:46,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:46,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:38:46,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:38:46,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:38:46,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:38:46,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:38:46,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:38:46,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:38:46,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:38:46,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:38:46,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-27 02:38:46,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:38:46,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:46,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:38:46,157 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:38:46,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:38:46,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:38:46,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:38:46,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:38:46,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 02:38:46,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:38:46,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:38:46,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-27 02:38:46,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:38:46,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:46,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:38:46,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 02:38:46,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:38:46,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:38:46,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:38:46,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:38:46,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 02:38:46,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:38:46,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:38:46,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:38:46,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:38:46,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:46,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:38:46,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:38:46,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:38:46,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:38:46,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:38:46,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:38:46,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:38:46,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:38:46,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:38:46,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-27 02:38:46,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:38:46,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:46,171 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:38:46,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:38:46,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:38:46,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:38:46,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:38:46,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:38:46,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:38:46,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:38:46,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:38:46,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-27 02:38:46,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:38:46,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:46,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:38:46,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:38:46,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:38:46,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:38:46,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:38:46,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:38:46,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:38:46,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:38:46,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:38:46,211 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-10-27 02:38:46,211 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1609367636] [2020-10-27 02:38:46,211 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 02:38:46,211 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 02:38:46,211 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [78803137] [2020-10-27 02:38:46,212 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 02:38:46,212 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:38:46,212 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 02:38:46,213 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-27 02:38:46,213 INFO L87 Difference]: Start difference. First operand 485 states and 653 transitions. Second operand 9 states. [2020-10-27 02:38:49,551 WARN L193 SmtUtils]: Spent 1.81 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-27 02:38:58,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:38:58,006 INFO L93 Difference]: Finished difference Result 1044 states and 1513 transitions. [2020-10-27 02:38:58,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-27 02:38:58,007 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 140 [2020-10-27 02:38:58,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:38:58,013 INFO L225 Difference]: With dead ends: 1044 [2020-10-27 02:38:58,013 INFO L226 Difference]: Without dead ends: 698 [2020-10-27 02:38:58,016 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=66, Invalid=116, Unknown=0, NotChecked=0, Total=182 [2020-10-27 02:38:58,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 698 states. [2020-10-27 02:38:58,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 698 to 487. [2020-10-27 02:38:58,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 487 states. [2020-10-27 02:38:58,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 487 states and 655 transitions. [2020-10-27 02:38:58,260 INFO L78 Accepts]: Start accepts. Automaton has 487 states and 655 transitions. Word has length 140 [2020-10-27 02:38:58,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:38:58,261 INFO L481 AbstractCegarLoop]: Abstraction has 487 states and 655 transitions. [2020-10-27 02:38:58,261 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 02:38:58,261 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 655 transitions. [2020-10-27 02:38:58,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-10-27 02:38:58,264 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:38:58,265 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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] [2020-10-27 02:38:58,265 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 02:38:58,265 INFO L429 AbstractCegarLoop]: === Iteration 6 === [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 02:38:58,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:38:58,266 INFO L82 PathProgramCache]: Analyzing trace with hash -2141180913, now seen corresponding path program 1 times [2020-10-27 02:38:58,266 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:38:58,266 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [779232798] [2020-10-27 02:38:58,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:38:58,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:38:58,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:58,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:58,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:58,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:59,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:38:59,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:39:01,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:39:01,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:39:01,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:39:03,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:39:03,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 215 [2020-10-27 02:39:03,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-27 02:39:03,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5049 [2020-10-27 02:39:03,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:39:03,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:39:03,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-27 02:39:03,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 02:39:03,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:39:05,197 WARN L193 SmtUtils]: Spent 1.78 s on a formula simplification that was a NOOP. DAG size: 529 [2020-10-27 02:39:05,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:39:05,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:39:05,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:39:05,236 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:39:05,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:39:05,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:39:05,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-27 02:39:05,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:39:05,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:39:05,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:39:05,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:39:05,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:39:05,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:39:05,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:39:05,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:39:05,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:39:05,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:39:05,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:39:05,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:39:05,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:39:05,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:39:05,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:39:05,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:39:05,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:39:05,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:39:05,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:39:05,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:39:05,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:39:05,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:39:05,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:39:05,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:39:05,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:39:05,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:39:05,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:39:05,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:39:05,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:39:05,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:39:05,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:39:05,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:39:05,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:39:05,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:39:05,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:39:05,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:39:05,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:39:05,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:39:05,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:39:05,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:39:05,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:39:05,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:39:05,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:39:05,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:39:05,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:39:05,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 53 [2020-10-27 02:39:05,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:39:05,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 02:39:05,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:39:05,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:39:05,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:39:05,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:39:05,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:39:05,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:39:05,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:39:05,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:39:05,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:39:05,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:39:05,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:39:05,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:39:05,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:39:05,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:39:05,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:39:05,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:39:05,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:39:05,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:39:05,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:39:05,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:39:05,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:39:05,342 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:39:05,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:39:05,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:39:05,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:39:05,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:39:05,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:39:05,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:39:05,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:39:05,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 02:39:05,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:39:05,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:39:05,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:39:05,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:39:05,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:39:05,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:39:05,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:39:05,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:39:05,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:39:05,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:39:05,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:39:05,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:39:05,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:39:05,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:39:05,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:39:05,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:39:05,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:39:05,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:39:05,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:39:05,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:39:05,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:39:05,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:39:05,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:39:05,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 02:39:05,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:39:05,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:39:05,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:39:05,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:39:05,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:39:05,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:39:05,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:39:05,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:39:05,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:39:05,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:39:05,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:39:05,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:39:05,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:39:05,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:39:05,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:39:05,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:39:05,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:39:05,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:39:05,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:39:05,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:39:05,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:39:05,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:39:05,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:39:05,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2020-10-27 02:39:05,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:39:05,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:39:05,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:39:05,396 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 02:39:05,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:39:05,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:39:05,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:39:05,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:39:05,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 02:39:05,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:39:05,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:39:05,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:39:05,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:39:05,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:39:05,421 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:39:05,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:39:05,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:39:05,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:39:05,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:39:05,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:39:05,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:39:05,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:39:05,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:39:05,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:39:05,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:39:05,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:39:05,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:39:05,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:39:05,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:39:05,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:39:05,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:39:05,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:39:05,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:39:05,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:39:05,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:39:05,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 02:39:05,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:39:05,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:39:05,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:39:05,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:39:05,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:39:05,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:39:05,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:39:05,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:39:05,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:39:05,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:39:05,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:39:05,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-27 02:39:05,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:39:05,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:39:05,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:39:05,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:39:05,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:39:05,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:39:05,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:39:05,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:39:05,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:39:05,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:39:05,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:39:05,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-27 02:39:05,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:39:05,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:39:05,460 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:39:05,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:39:05,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:39:05,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:39:05,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:39:05,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:39:05,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:39:05,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:39:05,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:39:05,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-27 02:39:05,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:39:05,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:39:05,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:39:05,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:39:05,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:39:05,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:39:05,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:39:05,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:39:05,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 02:39:05,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:39:05,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:39:05,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-27 02:39:05,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:39:05,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:39:05,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:39:05,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 02:39:05,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:39:05,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:39:05,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:39:05,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:39:05,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 02:39:05,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:39:05,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:39:05,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:39:05,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:39:05,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:39:05,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:39:05,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:39:05,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:39:05,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:39:05,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:39:05,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:39:05,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:39:05,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:39:05,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:39:05,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-27 02:39:05,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:39:05,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:39:05,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:39:05,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:39:05,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:39:05,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:39:05,479 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:39:05,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:39:05,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:39:05,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:39:05,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:39:05,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-27 02:39:05,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:39:05,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:39:05,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:39:05,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:39:05,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:39:05,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:39:05,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:39:05,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:39:05,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:39:05,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:39:05,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:39:05,575 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-10-27 02:39:05,575 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [779232798] [2020-10-27 02:39:05,575 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 02:39:05,575 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-27 02:39:05,576 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [924004982] [2020-10-27 02:39:05,576 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 02:39:05,576 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:39:05,577 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 02:39:05,577 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2020-10-27 02:39:05,577 INFO L87 Difference]: Start difference. First operand 487 states and 655 transitions. Second operand 10 states. [2020-10-27 02:39:08,667 WARN L193 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-27 02:39:10,670 WARN L193 SmtUtils]: Spent 1.96 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-27 02:39:19,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:39:19,218 INFO L93 Difference]: Finished difference Result 1079 states and 1575 transitions. [2020-10-27 02:39:19,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-27 02:39:19,220 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 145 [2020-10-27 02:39:19,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:39:19,226 INFO L225 Difference]: With dead ends: 1079 [2020-10-27 02:39:19,226 INFO L226 Difference]: Without dead ends: 733 [2020-10-27 02:39:19,228 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 5.9s TimeCoverageRelationStatistics Valid=98, Invalid=174, Unknown=0, NotChecked=0, Total=272 [2020-10-27 02:39:19,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 733 states. [2020-10-27 02:39:19,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 733 to 516. [2020-10-27 02:39:19,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 516 states. [2020-10-27 02:39:19,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 516 states and 708 transitions. [2020-10-27 02:39:19,425 INFO L78 Accepts]: Start accepts. Automaton has 516 states and 708 transitions. Word has length 145 [2020-10-27 02:39:19,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:39:19,426 INFO L481 AbstractCegarLoop]: Abstraction has 516 states and 708 transitions. [2020-10-27 02:39:19,426 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 02:39:19,426 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 708 transitions. [2020-10-27 02:39:19,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2020-10-27 02:39:19,428 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:39:19,428 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:39:19,428 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-27 02:39:19,429 INFO L429 AbstractCegarLoop]: === Iteration 7 === [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 02:39:19,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:39:19,429 INFO L82 PathProgramCache]: Analyzing trace with hash 847758969, now seen corresponding path program 2 times [2020-10-27 02:39:19,429 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:39:19,430 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1225946369] [2020-10-27 02:39:19,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:39:19,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:39:19,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:39:19,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:39:19,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:39:19,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:39:20,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:39:20,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:39:20,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:39:24,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:39:24,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 220 [2020-10-27 02:39:24,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 02:39:24,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-27 02:39:24,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:39:24,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:39:24,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-27 02:39:24,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 02:39:24,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:39:26,361 WARN L193 SmtUtils]: Spent 1.80 s on a formula simplification that was a NOOP. DAG size: 529 [2020-10-27 02:39:26,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:39:26,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:39:26,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:39:26,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:39:26,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:39:26,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:39:26,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-27 02:39:26,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:39:26,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:39:26,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:39:26,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:39:26,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:39:26,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:39:26,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:39:26,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:39:26,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:39:26,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:39:26,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:39:26,415 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:39:26,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:39:26,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:39:26,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:39:26,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:39:26,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:39:26,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:39:26,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:39:26,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:39:26,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:39:26,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:39:26,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:39:26,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:39:26,418 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:39:26,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:39:26,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:39:26,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:39:26,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:39:26,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:39:26,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:39:26,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:39:26,421 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:39:26,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:39:26,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:39:26,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:39:26,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:39:26,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:39:26,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:39:26,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:39:26,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:39:26,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:39:26,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:39:26,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:39:26,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:39:26,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 53 [2020-10-27 02:39:26,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:39:26,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 02:39:26,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:39:26,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:39:26,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:39:26,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:39:26,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:39:26,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:39:26,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:39:26,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:39:26,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:39:26,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:39:26,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:39:26,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:39:26,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:39:26,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:39:26,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:39:26,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:39:26,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:39:26,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:39:26,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:39:26,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:39:26,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:39:26,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:39:26,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:39:26,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:39:26,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:39:26,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:39:26,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:39:26,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:39:26,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:39:26,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 02:39:26,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:39:26,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:39:26,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:39:26,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:39:26,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:39:26,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:39:26,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:39:26,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:39:26,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:39:26,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:39:26,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:39:26,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:39:26,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:39:26,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:39:26,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:39:26,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:39:26,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:39:26,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:39:26,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:39:26,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:39:26,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:39:26,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:39:26,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:39:26,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 02:39:26,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:39:26,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:39:26,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:39:26,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:39:26,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:39:26,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:39:26,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:39:26,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:39:26,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:39:26,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:39:26,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:39:26,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:39:26,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:39:26,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:39:26,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:39:26,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:39:26,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:39:26,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:39:26,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:39:26,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:39:26,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:39:26,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:39:26,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:39:26,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-27 02:39:26,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:39:26,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:39:26,548 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:39:26,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 02:39:26,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:39:26,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:39:26,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:39:26,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:39:26,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 02:39:26,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:39:26,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:39:26,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:39:26,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:39:26,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:39:26,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:39:26,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:39:26,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:39:26,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:39:26,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:39:26,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:39:26,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:39:26,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:39:26,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:39:26,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:39:26,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:39:26,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:39:26,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:39:26,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:39:26,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:39:26,615 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:39:26,615 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:39:26,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:39:26,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:39:26,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:39:26,616 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:39:26,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-27 02:39:26,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:39:26,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:39:26,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:39:26,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:39:26,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:39:26,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:39:26,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:39:26,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:39:26,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:39:26,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:39:26,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:39:26,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 02:39:26,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:39:26,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:39:26,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:39:26,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:39:26,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:39:26,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:39:26,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:39:26,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:39:26,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:39:26,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:39:26,623 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:39:26,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-27 02:39:26,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:39:26,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:39:26,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:39:26,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:39:26,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:39:26,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:39:26,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:39:26,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:39:26,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:39:26,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:39:26,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:39:26,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-27 02:39:26,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:39:26,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:39:26,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:39:26,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:39:26,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:39:26,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:39:26,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:39:26,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:39:26,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 02:39:26,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:39:26,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:39:26,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-27 02:39:26,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:39:26,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:39:26,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:39:26,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 02:39:26,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:39:26,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:39:26,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:39:26,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:39:26,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 02:39:26,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:39:26,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:39:26,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:39:26,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:39:26,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:39:26,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:39:26,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:39:26,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:39:26,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:39:26,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:39:26,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:39:26,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:39:26,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:39:26,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:39:26,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-27 02:39:26,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:39:26,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:39:26,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:39:26,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:39:26,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:39:26,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:39:26,643 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:39:26,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:39:26,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:39:26,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:39:26,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:39:26,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-27 02:39:26,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:39:26,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:39:26,647 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:39:26,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:39:26,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:39:26,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:39:26,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:39:26,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:39:26,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:39:26,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:39:26,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:39:26,682 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-10-27 02:39:26,682 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1225946369] [2020-10-27 02:39:26,682 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 02:39:26,682 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-27 02:39:26,682 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1333955087] [2020-10-27 02:39:26,683 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-27 02:39:26,683 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:39:26,711 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-27 02:39:26,712 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2020-10-27 02:39:26,712 INFO L87 Difference]: Start difference. First operand 516 states and 708 transitions. Second operand 11 states. [2020-10-27 02:39:30,015 WARN L193 SmtUtils]: Spent 1.82 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-27 02:39:31,911 WARN L193 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-27 02:39:33,909 WARN L193 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-27 02:39:45,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:39:45,100 INFO L93 Difference]: Finished difference Result 1139 states and 1687 transitions. [2020-10-27 02:39:45,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-27 02:39:45,101 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 150 [2020-10-27 02:39:45,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:39:45,112 INFO L225 Difference]: With dead ends: 1139 [2020-10-27 02:39:45,112 INFO L226 Difference]: Without dead ends: 793 [2020-10-27 02:39:45,114 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 7.7s TimeCoverageRelationStatistics Valid=136, Invalid=244, Unknown=0, NotChecked=0, Total=380 [2020-10-27 02:39:45,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 793 states.