/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_spec0_product09.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 02:30:39,618 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 02:30:39,621 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 02:30:39,666 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 02:30:39,666 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 02:30:39,668 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 02:30:39,669 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 02:30:39,672 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 02:30:39,674 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 02:30:39,675 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 02:30:39,676 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 02:30:39,678 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 02:30:39,678 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 02:30:39,679 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 02:30:39,681 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 02:30:39,682 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 02:30:39,683 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 02:30:39,684 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 02:30:39,711 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 02:30:39,717 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 02:30:39,721 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 02:30:39,733 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 02:30:39,735 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 02:30:39,736 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 02:30:39,749 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 02:30:39,749 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 02:30:39,750 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 02:30:39,751 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 02:30:39,752 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 02:30:39,754 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 02:30:39,754 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 02:30:39,755 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 02:30:39,756 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 02:30:39,757 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 02:30:39,758 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 02:30:39,758 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 02:30:39,759 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 02:30:39,759 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 02:30:39,759 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 02:30:39,760 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 02:30:39,761 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 02:30:39,762 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 02:30:39,789 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 02:30:39,789 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 02:30:39,791 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 02:30:39,791 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 02:30:39,791 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 02:30:39,792 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 02:30:39,792 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 02:30:39,792 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 02:30:39,792 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 02:30:39,793 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 02:30:39,793 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 02:30:39,793 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 02:30:39,793 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 02:30:39,794 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 02:30:39,794 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 02:30:39,794 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 02:30:39,794 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 02:30:39,795 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 02:30:39,795 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 02:30:39,795 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 02:30:39,796 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 02:30:39,796 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 02:30:39,796 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 02:30:39,796 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 02:30:39,797 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 02:30:39,797 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 02:30:39,797 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 02:30:39,797 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 02:30:39,798 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 02:30:39,798 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 02:30:40,141 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 02:30:40,169 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 02:30:40,172 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 02:30:40,173 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 02:30:40,174 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 02:30:40,175 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec0_product09.cil.c [2020-10-27 02:30:40,263 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ec0903b51/5551d48e0f3045eab95764c01e5085d3/FLAG570a252c3 [2020-10-27 02:30:40,948 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 02:30:40,948 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec0_product09.cil.c [2020-10-27 02:30:40,971 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ec0903b51/5551d48e0f3045eab95764c01e5085d3/FLAG570a252c3 [2020-10-27 02:30:41,175 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ec0903b51/5551d48e0f3045eab95764c01e5085d3 [2020-10-27 02:30:41,179 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 02:30:41,185 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 02:30:41,187 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 02:30:41,187 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 02:30:41,191 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 02:30:41,192 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 02:30:41" (1/1) ... [2020-10-27 02:30:41,196 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71024088 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:30:41, skipping insertion in model container [2020-10-27 02:30:41,196 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 02:30:41" (1/1) ... [2020-10-27 02:30:41,204 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 02:30:41,275 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 02:30:41,871 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 02:30:41,883 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 02:30:42,009 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 02:30:42,085 INFO L208 MainTranslator]: Completed translation [2020-10-27 02:30:42,086 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:30:42 WrapperNode [2020-10-27 02:30:42,086 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 02:30:42,087 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 02:30:42,087 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 02:30:42,088 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 02:30:42,101 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:30:42" (1/1) ... [2020-10-27 02:30:42,101 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:30:42" (1/1) ... [2020-10-27 02:30:42,129 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:30:42" (1/1) ... [2020-10-27 02:30:42,129 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:30:42" (1/1) ... [2020-10-27 02:30:42,180 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:30:42" (1/1) ... [2020-10-27 02:30:42,211 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:30:42" (1/1) ... [2020-10-27 02:30:42,231 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:30:42" (1/1) ... [2020-10-27 02:30:42,252 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 02:30:42,253 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 02:30:42,254 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 02:30:42,254 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 02:30:42,256 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:30:42" (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 02:30:42,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 02:30:42,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 02:30:42,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 02:30:42,345 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 02:30:42,345 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 02:30:42,345 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 02:30:42,346 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 02:30:42,346 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 02:30:42,346 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 02:30:42,346 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-10-27 02:30:42,347 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-10-27 02:30:42,347 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-10-27 02:30:42,347 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-10-27 02:30:42,347 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-10-27 02:30:42,347 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 02:30:42,348 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 02:30:42,348 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2020-10-27 02:30:42,349 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2020-10-27 02:30:42,349 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-10-27 02:30:42,349 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-10-27 02:30:42,349 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-10-27 02:30:42,349 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-10-27 02:30:42,349 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-10-27 02:30:42,349 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-10-27 02:30:42,350 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-10-27 02:30:42,350 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-10-27 02:30:42,350 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-10-27 02:30:42,350 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-10-27 02:30:42,350 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-10-27 02:30:42,350 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-10-27 02:30:42,350 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-10-27 02:30:42,350 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-10-27 02:30:42,351 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-10-27 02:30:42,351 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-10-27 02:30:42,351 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-10-27 02:30:42,351 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-10-27 02:30:42,351 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-10-27 02:30:42,351 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-10-27 02:30:42,351 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-10-27 02:30:42,351 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 02:30:42,352 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 02:30:42,352 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 02:30:42,352 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 02:30:42,352 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 02:30:42,352 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 02:30:42,352 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-10-27 02:30:42,353 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-10-27 02:30:42,353 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-10-27 02:30:42,353 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-10-27 02:30:42,353 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-10-27 02:30:42,353 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-10-27 02:30:42,353 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-10-27 02:30:42,353 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-10-27 02:30:42,354 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-10-27 02:30:42,354 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-10-27 02:30:42,354 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-10-27 02:30:42,354 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-10-27 02:30:42,355 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-10-27 02:30:42,355 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-10-27 02:30:42,355 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-10-27 02:30:42,355 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-10-27 02:30:42,355 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-10-27 02:30:42,356 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-10-27 02:30:42,356 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-10-27 02:30:42,356 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-10-27 02:30:42,356 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-10-27 02:30:42,356 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-10-27 02:30:42,356 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-10-27 02:30:42,356 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-10-27 02:30:42,356 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-10-27 02:30:42,357 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-10-27 02:30:42,357 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-10-27 02:30:42,359 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-10-27 02:30:42,359 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-10-27 02:30:42,359 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-10-27 02:30:42,359 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Base [2020-10-27 02:30:42,359 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-10-27 02:30:42,359 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-10-27 02:30:42,360 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__AddressBook [2020-10-27 02:30:42,360 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-10-27 02:30:42,360 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-10-27 02:30:42,360 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-10-27 02:30:42,361 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-10-27 02:30:42,361 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-10-27 02:30:42,361 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-10-27 02:30:42,361 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-10-27 02:30:42,361 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2020-10-27 02:30:42,361 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2020-10-27 02:30:42,361 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-10-27 02:30:42,362 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-10-27 02:30:42,362 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-10-27 02:30:42,362 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-10-27 02:30:42,362 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-10-27 02:30:42,362 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 02:30:42,362 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__DecryptForward_spec__1 [2020-10-27 02:30:42,362 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 02:30:42,363 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 02:30:42,363 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 02:30:42,363 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 02:30:42,363 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 02:30:42,363 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2020-10-27 02:30:42,363 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2020-10-27 02:30:42,363 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-10-27 02:30:42,363 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 02:30:42,364 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 02:30:42,364 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 02:30:42,364 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 02:30:42,364 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 02:30:42,364 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 02:30:42,364 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-27 02:30:42,365 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-10-27 02:30:42,365 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-10-27 02:30:42,365 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-10-27 02:30:42,366 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-10-27 02:30:42,366 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-10-27 02:30:42,366 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-10-27 02:30:42,366 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-10-27 02:30:42,367 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-10-27 02:30:42,368 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-10-27 02:30:42,368 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-10-27 02:30:42,368 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-10-27 02:30:42,368 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-10-27 02:30:42,368 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-10-27 02:30:42,368 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-10-27 02:30:42,368 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 02:30:42,368 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 02:30:42,369 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-10-27 02:30:42,369 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-10-27 02:30:42,369 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-10-27 02:30:42,369 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-10-27 02:30:42,370 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-10-27 02:30:42,371 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-10-27 02:30:42,374 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-10-27 02:30:42,374 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-10-27 02:30:42,374 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-10-27 02:30:42,374 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-10-27 02:30:42,374 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-10-27 02:30:42,375 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-10-27 02:30:42,376 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-10-27 02:30:42,377 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-10-27 02:30:42,377 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-10-27 02:30:42,377 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-10-27 02:30:42,377 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-10-27 02:30:42,383 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-10-27 02:30:42,383 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-10-27 02:30:42,383 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-10-27 02:30:42,383 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-10-27 02:30:42,383 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 02:30:42,383 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 02:30:42,384 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 02:30:42,384 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 02:30:42,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 02:30:42,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 02:30:42,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 02:30:42,384 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 02:30:42,384 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 02:30:42,384 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 02:30:42,384 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 02:30:42,385 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 02:30:42,385 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 02:30:42,385 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 02:30:42,385 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 02:30:42,385 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-10-27 02:30:42,386 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-10-27 02:30:42,386 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-10-27 02:30:42,386 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-10-27 02:30:42,386 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-10-27 02:30:42,386 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-10-27 02:30:42,386 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-10-27 02:30:42,386 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-10-27 02:30:42,386 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-10-27 02:30:42,386 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-10-27 02:30:42,387 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-10-27 02:30:42,387 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-10-27 02:30:42,387 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-10-27 02:30:42,387 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-10-27 02:30:42,387 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-10-27 02:30:42,387 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-10-27 02:30:42,387 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-10-27 02:30:42,387 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-10-27 02:30:42,387 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-10-27 02:30:42,387 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-10-27 02:30:42,388 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-10-27 02:30:42,388 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-10-27 02:30:42,388 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-10-27 02:30:42,388 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-10-27 02:30:42,388 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-10-27 02:30:42,388 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-10-27 02:30:42,388 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-10-27 02:30:42,388 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-10-27 02:30:42,388 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-10-27 02:30:42,389 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-10-27 02:30:42,389 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-10-27 02:30:42,389 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2020-10-27 02:30:42,389 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2020-10-27 02:30:42,389 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Base [2020-10-27 02:30:42,389 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__AddressBook [2020-10-27 02:30:42,389 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__DecryptForward_spec__1 [2020-10-27 02:30:42,389 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-10-27 02:30:42,389 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-10-27 02:30:42,390 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-10-27 02:30:42,390 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 02:30:42,390 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 02:30:42,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 02:30:42,390 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 02:30:44,305 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 02:30:44,305 INFO L298 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-27 02:30:44,310 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 02:30:44 BoogieIcfgContainer [2020-10-27 02:30:44,310 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 02:30:44,314 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 02:30:44,314 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 02:30:44,317 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 02:30:44,317 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 02:30:41" (1/3) ... [2020-10-27 02:30:44,318 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54102368 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 02:30:44, skipping insertion in model container [2020-10-27 02:30:44,318 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:30:42" (2/3) ... [2020-10-27 02:30:44,319 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54102368 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 02:30:44, skipping insertion in model container [2020-10-27 02:30:44,319 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 02:30:44" (3/3) ... [2020-10-27 02:30:44,320 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec0_product09.cil.c [2020-10-27 02:30:44,336 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 02:30:44,343 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 02:30:44,356 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 02:30:44,396 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 02:30:44,396 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 02:30:44,396 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 02:30:44,396 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 02:30:44,396 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 02:30:44,397 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 02:30:44,397 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 02:30:44,397 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 02:30:44,432 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states. [2020-10-27 02:30:44,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2020-10-27 02:30:44,463 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:30:44,464 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:30:44,464 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 02:30:44,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:30:44,470 INFO L82 PathProgramCache]: Analyzing trace with hash 380292248, now seen corresponding path program 1 times [2020-10-27 02:30:44,480 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:30:44,480 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [679869332] [2020-10-27 02:30:44,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:30:44,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:44,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:45,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:45,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:46,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:48,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:49,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:49,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 212 [2020-10-27 02:30:49,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 02:30:49,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-27 02:30:49,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:49,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-27 02:30:49,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:30:49,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 177 [2020-10-27 02:30:49,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 02:30:52,008 WARN L193 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 529 [2020-10-27 02:30:52,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:30:52,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:52,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:52,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:52,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:30:52,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:30:52,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 166 [2020-10-27 02:30:52,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:52,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:30:52,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:30:52,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 02:30:52,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:52,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:30:52,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:52,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:52,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:52,273 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:30:52,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:30:52,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:30:52,274 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:52,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:30:52,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:30:52,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:30:52,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:52,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:30:52,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:52,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:52,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:52,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:30:52,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:30:52,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:30:52,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:52,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:30:52,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:30:52,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:30:52,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:52,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:30:52,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:52,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:52,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:52,289 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:30:52,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:30:52,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:30:52,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:52,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:30:52,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:30:52,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:30:52,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:52,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:30:52,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:52,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:52,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:52,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:53,176 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:53,176 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-27 02:30:53,176 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 02:30:53,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 836 [2020-10-27 02:30:53,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:53,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:30:53,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:30:53,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-27 02:30:53,177 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:53,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:30:53,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:53,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:53,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:53,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:30:53,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:30:53,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 02:30:53,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:53,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:30:53,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:30:53,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:30:53,218 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:53,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:30:53,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:53,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:53,223 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:53,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:30:53,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:30:53,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:30:53,224 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:53,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:30:53,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:30:53,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:30:53,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:53,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 02:30:53,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:53,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:53,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:53,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:30:53,231 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:30:53,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:30:53,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:53,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:30:53,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:30:53,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:30:53,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:53,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:30:53,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:53,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:53,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:53,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:30:53,238 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:30:53,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:30:53,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:53,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:30:53,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:30:53,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:30:53,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:53,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 02:30:53,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:53,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:53,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:53,245 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:30:53,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:30:53,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:30:53,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:53,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:30:53,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:30:53,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:30:53,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:53,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:30:53,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:53,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:53,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:53,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:30:53,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:30:53,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:30:53,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:53,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:30:53,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:30:53,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:30:53,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:53,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-10-27 02:30:53,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:53,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:53,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:53,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 02:30:53,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:30:53,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 02:30:53,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:53,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:30:53,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:30:53,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-27 02:30:53,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:53,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:30:53,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:53,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:53,330 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:53,330 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:30:53,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:30:53,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:30:53,331 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:53,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:30:53,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:30:53,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:30:53,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:53,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:30:53,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:53,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:53,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:53,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:30:53,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:30:53,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:30:53,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:53,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:30:53,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:30:53,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:30:53,360 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:53,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-27 02:30:53,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:53,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:53,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:53,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:30:53,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:30:53,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:30:53,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:53,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:30:53,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:30:53,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:30:53,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:53,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 02:30:53,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:53,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:53,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:53,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:30:53,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:30:53,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:30:53,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:53,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:30:53,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:30:53,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:30:53,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:53,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-27 02:30:53,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:53,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:53,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:53,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:30:53,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:30:53,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:30:53,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:53,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:30:53,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:30:53,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:30:53,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:53,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-27 02:30:53,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:53,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:53,387 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:53,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:30:53,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:30:53,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:30:53,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:53,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:30:53,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:30:53,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:30:53,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:53,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 02:30:53,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:53,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:53,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:53,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 02:30:53,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:30:53,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:30:53,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:53,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:30:53,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:30:53,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 02:30:53,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:53,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:30:53,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:53,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:53,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:53,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:30:53,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:30:53,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:30:53,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:53,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:30:53,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:30:53,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:30:53,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:53,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-27 02:30:53,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:53,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:53,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:53,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:30:53,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:30:53,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:30:53,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:53,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:30:53,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:30:53,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:30:53,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:53,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-27 02:30:53,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:53,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:53,435 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:53,435 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:30:53,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:30:53,435 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:30:53,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:53,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:30:53,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:30:53,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:30:53,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:53,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-27 02:30:53,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:53,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:53,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:53,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:30:53,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:30:53,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:30:53,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:53,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:30:53,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:30:53,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:30:53,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:53,527 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-27 02:30:53,528 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [679869332] [2020-10-27 02:30:53,530 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 02:30:53,530 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-27 02:30:53,531 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1697681286] [2020-10-27 02:30:53,537 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-27 02:30:53,537 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:30:53,550 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-27 02:30:53,551 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2020-10-27 02:30:53,553 INFO L87 Difference]: Start difference. First operand 325 states. Second operand 12 states. [2020-10-27 02:30:55,836 WARN L193 SmtUtils]: Spent 1.95 s on a formula simplification that was a NOOP. DAG size: 531 [2020-10-27 02:31:07,178 WARN L193 SmtUtils]: Spent 1.81 s on a formula simplification that was a NOOP. DAG size: 533 [2020-10-27 02:31:09,143 WARN L193 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 533 [2020-10-27 02:31:11,107 WARN L193 SmtUtils]: Spent 1.90 s on a formula simplification that was a NOOP. DAG size: 533 [2020-10-27 02:31:15,529 WARN L193 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 531 [2020-10-27 02:31:17,495 WARN L193 SmtUtils]: Spent 1.78 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-27 02:31:26,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:31:26,860 INFO L93 Difference]: Finished difference Result 1128 states and 1724 transitions. [2020-10-27 02:31:26,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-10-27 02:31:26,862 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 140 [2020-10-27 02:31:26,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:31:26,888 INFO L225 Difference]: With dead ends: 1128 [2020-10-27 02:31:26,888 INFO L226 Difference]: Without dead ends: 846 [2020-10-27 02:31:26,897 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 283 ImplicationChecksByTransitivity, 13.9s TimeCoverageRelationStatistics Valid=323, Invalid=867, Unknown=0, NotChecked=0, Total=1190 [2020-10-27 02:31:26,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 846 states. [2020-10-27 02:31:27,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 846 to 562. [2020-10-27 02:31:27,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 562 states. [2020-10-27 02:31:27,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 562 states and 764 transitions. [2020-10-27 02:31:27,338 INFO L78 Accepts]: Start accepts. Automaton has 562 states and 764 transitions. Word has length 140 [2020-10-27 02:31:27,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:31:27,339 INFO L481 AbstractCegarLoop]: Abstraction has 562 states and 764 transitions. [2020-10-27 02:31:27,339 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-27 02:31:27,340 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 764 transitions. [2020-10-27 02:31:27,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-10-27 02:31:27,349 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:31:27,349 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:31:27,350 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 02:31:27,350 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 02:31:27,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:31:27,351 INFO L82 PathProgramCache]: Analyzing trace with hash -596701790, now seen corresponding path program 1 times [2020-10-27 02:31:27,351 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:31:27,352 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1174748506] [2020-10-27 02:31:27,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:31:27,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:27,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:27,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:27,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:28,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:30,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:32,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:32,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 214 [2020-10-27 02:31:32,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 02:31:32,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5034 [2020-10-27 02:31:32,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:32,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-27 02:31:32,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:31:32,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 179 [2020-10-27 02:31:32,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 02:31:34,457 WARN L193 SmtUtils]: Spent 1.79 s on a formula simplification that was a NOOP. DAG size: 529 [2020-10-27 02:31:34,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:31:34,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:34,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:34,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:34,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:31:34,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:34,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 96 [2020-10-27 02:31:34,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:34,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:31:34,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:31:34,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 02:31:34,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:34,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:31:34,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:34,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:34,638 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:34,638 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:31:34,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:34,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:31:34,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:34,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:31:34,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:31:34,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:31:34,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:34,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:31:34,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:34,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:34,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:34,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:31:34,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:34,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:31:34,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:34,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:31:34,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:31:34,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:31:34,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:34,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:31:34,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:34,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:34,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:34,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:31:34,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:34,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:31:34,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:34,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:31:34,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:31:34,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:31:34,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:34,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:31:34,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:34,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:34,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:34,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:35,377 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:35,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-27 02:31:35,378 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 02:31:35,378 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 687 [2020-10-27 02:31:35,378 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:35,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:31:35,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:31:35,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-27 02:31:35,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:35,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:31:35,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:35,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:35,416 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:35,417 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:31:35,417 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:35,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:31:35,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:35,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:31:35,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:31:35,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:31:35,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:35,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:31:35,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:35,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:35,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:35,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:31:35,425 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:35,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:31:35,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:35,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:31:35,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:31:35,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:31:35,426 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:35,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 02:31:35,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:35,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:35,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:35,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:31:35,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:35,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:31:35,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:35,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:31:35,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:31:35,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:31:35,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:35,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:31:35,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:35,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:35,439 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:35,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:31:35,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:35,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:31:35,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:35,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:31:35,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:31:35,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:31:35,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:35,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 02:31:35,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:35,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:35,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:35,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:31:35,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:35,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:31:35,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:35,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:31:35,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:31:35,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:31:35,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:35,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:31:35,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:35,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:35,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:35,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:31:35,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:35,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:31:35,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:35,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:31:35,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:31:35,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:31:35,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:35,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-27 02:31:35,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:35,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:35,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:35,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 02:31:35,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:35,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 02:31:35,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:35,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:31:35,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:31:35,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-27 02:31:35,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:35,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:31:35,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:35,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:35,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:35,528 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:31:35,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:35,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:31:35,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:35,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:31:35,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:31:35,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:31:35,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:35,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:31:35,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:35,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:35,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:35,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:31:35,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:35,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:31:35,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:35,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:31:35,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:31:35,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:31:35,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:35,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-27 02:31:35,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:35,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:35,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:35,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:31:35,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:35,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 02:31:35,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:35,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:31:35,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:31:35,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:31:35,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:35,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-27 02:31:35,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:35,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:35,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:35,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:31:35,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:35,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:31:35,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:35,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:31:35,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:31:35,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:31:35,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:35,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-27 02:31:35,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:35,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:35,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:35,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:31:35,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:35,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:31:35,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:35,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:31:35,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:31:35,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:31:35,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:35,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 02:31:35,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:35,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:35,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:35,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:31:35,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:35,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:31:35,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:35,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:31:35,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:31:35,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:31:35,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:35,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-27 02:31:35,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:35,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:35,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:35,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 02:31:35,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:35,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:31:35,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:35,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:31:35,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:31:35,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 02:31:35,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:35,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:31:35,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:35,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:35,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:35,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:31:35,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:35,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:31:35,611 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:35,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:31:35,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:31:35,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:31:35,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:35,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-27 02:31:35,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:35,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:35,620 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:35,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:31:35,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:35,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 02:31:35,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:35,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:31:35,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:31:35,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:31:35,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:35,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-27 02:31:35,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:35,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:35,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:35,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:31:35,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:35,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:31:35,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:35,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:31:35,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:31:35,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:31:35,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:31:35,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-27 02:31:35,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:31:35,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:31:35,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:31:35,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:31:35,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:31:35,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:31:35,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:31:35,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:31:35,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:31:35,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:31:35,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 02:31:35,737 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-27 02:31:35,739 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1174748506] [2020-10-27 02:31:35,739 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 02:31:35,739 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-27 02:31:35,739 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1646698450] [2020-10-27 02:31:35,742 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-27 02:31:35,742 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:31:35,743 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-27 02:31:35,743 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2020-10-27 02:31:35,743 INFO L87 Difference]: Start difference. First operand 562 states and 764 transitions. Second operand 12 states. [2020-10-27 02:31:38,152 WARN L193 SmtUtils]: Spent 1.92 s on a formula simplification that was a NOOP. DAG size: 531 [2020-10-27 02:31:48,965 WARN L193 SmtUtils]: Spent 1.82 s on a formula simplification that was a NOOP. DAG size: 533 [2020-10-27 02:31:50,942 WARN L193 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 533 [2020-10-27 02:31:52,804 WARN L193 SmtUtils]: Spent 1.82 s on a formula simplification that was a NOOP. DAG size: 533 [2020-10-27 02:31:56,538 WARN L193 SmtUtils]: Spent 1.80 s on a formula simplification that was a NOOP. DAG size: 531 [2020-10-27 02:31:58,486 WARN L193 SmtUtils]: Spent 1.79 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-27 02:32:06,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:32:06,541 INFO L93 Difference]: Finished difference Result 1926 states and 2833 transitions. [2020-10-27 02:32:06,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-27 02:32:06,542 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 142 [2020-10-27 02:32:06,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:32:06,567 INFO L225 Difference]: With dead ends: 1926 [2020-10-27 02:32:06,567 INFO L226 Difference]: Without dead ends: 1602 [2020-10-27 02:32:06,571 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 13.4s TimeCoverageRelationStatistics Valid=206, Invalid=496, Unknown=0, NotChecked=0, Total=702 [2020-10-27 02:32:06,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1602 states. [2020-10-27 02:32:07,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1602 to 1080. [2020-10-27 02:32:07,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1080 states. [2020-10-27 02:32:07,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1080 states to 1080 states and 1484 transitions. [2020-10-27 02:32:07,058 INFO L78 Accepts]: Start accepts. Automaton has 1080 states and 1484 transitions. Word has length 142 [2020-10-27 02:32:07,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:32:07,059 INFO L481 AbstractCegarLoop]: Abstraction has 1080 states and 1484 transitions. [2020-10-27 02:32:07,059 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-27 02:32:07,060 INFO L276 IsEmpty]: Start isEmpty. Operand 1080 states and 1484 transitions. [2020-10-27 02:32:07,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2020-10-27 02:32:07,064 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:32:07,064 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:32:07,065 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 02:32:07,065 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 02:32:07,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:32:07,065 INFO L82 PathProgramCache]: Analyzing trace with hash 1564291469, now seen corresponding path program 1 times [2020-10-27 02:32:07,066 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:32:07,066 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1849231831] [2020-10-27 02:32:07,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:32:07,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:07,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:07,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:07,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:08,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:09,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:11,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:12,146 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:12,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 215 [2020-10-27 02:32:12,147 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 02:32:12,147 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-27 02:32:12,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:12,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-27 02:32:12,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:32:12,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 180 [2020-10-27 02:32:12,148 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:14,193 WARN L193 SmtUtils]: Spent 1.84 s on a formula simplification that was a NOOP. DAG size: 529 [2020-10-27 02:32:14,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:32:14,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:14,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:14,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:14,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:32:14,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:14,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 88 [2020-10-27 02:32:14,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:14,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:32:14,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:14,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 02:32:14,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:14,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:32:14,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:14,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:14,425 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:14,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:32:14,425 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:14,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:32:14,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:14,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:32:14,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:14,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:32:14,426 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:14,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:32:14,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:14,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:14,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:14,430 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:32:14,430 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:14,430 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:32:14,430 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:14,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:32:14,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:14,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:32:14,431 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:14,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:32:14,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:14,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:14,435 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:14,435 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:32:14,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:14,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:32:14,436 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:14,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:32:14,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:14,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:32:14,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:14,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:32:14,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:14,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:14,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:14,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:14,986 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:14,986 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-27 02:32:14,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 02:32:14,987 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 513 [2020-10-27 02:32:14,987 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:14,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:32:14,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:14,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-27 02:32:14,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:15,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:32:15,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:15,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:15,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:15,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:32:15,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:15,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:32:15,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:15,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:32:15,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:15,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:32:15,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:15,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:32:15,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:15,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:15,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:15,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:32:15,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:15,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:32:15,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:15,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:32:15,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:15,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:32:15,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:15,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 02:32:15,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:15,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:15,038 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:15,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:32:15,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:15,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:32:15,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:15,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:32:15,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:15,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:32:15,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:15,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:32:15,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:15,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:15,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:15,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:32:15,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:15,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:32:15,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:15,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:32:15,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:15,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:32:15,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:15,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 02:32:15,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:15,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:15,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:15,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:32:15,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:15,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:32:15,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:15,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:32:15,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:15,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:32:15,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:15,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:32:15,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:15,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:15,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:15,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:32:15,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:15,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:32:15,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:15,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:32:15,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:15,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:32:15,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:15,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-27 02:32:15,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:15,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:15,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:15,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 02:32:15,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:15,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 02:32:15,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:15,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:32:15,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:15,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-27 02:32:15,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:15,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:32:15,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:15,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:15,124 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:15,124 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:32:15,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:15,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:32:15,125 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:15,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:32:15,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:15,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:32:15,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:15,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:32:15,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:15,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:15,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:15,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:32:15,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:15,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:32:15,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:15,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:32:15,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:15,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:32:15,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:15,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-27 02:32:15,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:15,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:15,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:15,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:32:15,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:15,160 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:32:15,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:15,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:32:15,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:15,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:32:15,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:15,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-27 02:32:15,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:15,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:15,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:15,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:32:15,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:15,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:32:15,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:15,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:32:15,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:15,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:32:15,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:15,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-27 02:32:15,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:15,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:15,174 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:15,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:32:15,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:15,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:32:15,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:15,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:32:15,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:15,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:32:15,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:15,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 02:32:15,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:15,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:15,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:15,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:32:15,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:15,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:32:15,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:15,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:32:15,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:15,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:32:15,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:15,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-27 02:32:15,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:15,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:15,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:15,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 02:32:15,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:15,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:32:15,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:15,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:32:15,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:15,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 02:32:15,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:15,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:32:15,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:15,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:15,193 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:15,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:32:15,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:15,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:32:15,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:15,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:32:15,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:15,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:32:15,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:15,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-27 02:32:15,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:15,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:15,204 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:15,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:32:15,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:15,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 02:32:15,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:15,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:32:15,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:15,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 02:32:15,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:15,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-27 02:32:15,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:15,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:15,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:15,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:32:15,231 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:15,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:32:15,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:15,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:32:15,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:32:15,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:32:15,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:15,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-27 02:32:15,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:15,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:15,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:15,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:32:15,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:15,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:32:15,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:15,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:32:15,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:32:15,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:32:15,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:15,292 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-27 02:32:15,293 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1849231831] [2020-10-27 02:32:15,293 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 02:32:15,293 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-27 02:32:15,293 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1575198332] [2020-10-27 02:32:15,296 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-27 02:32:15,296 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:32:15,297 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-27 02:32:15,297 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2020-10-27 02:32:15,297 INFO L87 Difference]: Start difference. First operand 1080 states and 1484 transitions. Second operand 12 states. [2020-10-27 02:32:17,521 WARN L193 SmtUtils]: Spent 1.82 s on a formula simplification that was a NOOP. DAG size: 531 [2020-10-27 02:32:28,412 WARN L193 SmtUtils]: Spent 1.84 s on a formula simplification that was a NOOP. DAG size: 533 [2020-10-27 02:32:30,382 WARN L193 SmtUtils]: Spent 1.92 s on a formula simplification that was a NOOP. DAG size: 534 [2020-10-27 02:32:32,271 WARN L193 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 533 [2020-10-27 02:32:35,590 WARN L193 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 531 [2020-10-27 02:32:37,494 WARN L193 SmtUtils]: Spent 1.84 s on a formula simplification that was a NOOP. DAG size: 533 [2020-10-27 02:32:44,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:32:44,203 INFO L93 Difference]: Finished difference Result 3679 states and 5418 transitions. [2020-10-27 02:32:44,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-27 02:32:44,204 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 143 [2020-10-27 02:32:44,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:32:44,225 INFO L225 Difference]: With dead ends: 3679 [2020-10-27 02:32:44,225 INFO L226 Difference]: Without dead ends: 2821 [2020-10-27 02:32:44,230 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 13.6s TimeCoverageRelationStatistics Valid=206, Invalid=496, Unknown=0, NotChecked=0, Total=702 [2020-10-27 02:32:44,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2821 states. [2020-10-27 02:32:44,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2821 to 1941. [2020-10-27 02:32:44,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1941 states. [2020-10-27 02:32:44,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1941 states to 1941 states and 2706 transitions. [2020-10-27 02:32:44,970 INFO L78 Accepts]: Start accepts. Automaton has 1941 states and 2706 transitions. Word has length 143 [2020-10-27 02:32:44,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:32:44,970 INFO L481 AbstractCegarLoop]: Abstraction has 1941 states and 2706 transitions. [2020-10-27 02:32:44,970 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-27 02:32:44,970 INFO L276 IsEmpty]: Start isEmpty. Operand 1941 states and 2706 transitions. [2020-10-27 02:32:44,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-10-27 02:32:44,977 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:32:44,978 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:32:44,978 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 02:32:44,978 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 02:32:44,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:32:44,979 INFO L82 PathProgramCache]: Analyzing trace with hash -1963236705, now seen corresponding path program 1 times [2020-10-27 02:32:44,979 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:32:44,979 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [585494213] [2020-10-27 02:32:44,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:32:45,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:45,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:45,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:45,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:45,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:45,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:46,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:46,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:46,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:46,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:50,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:50,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 236 [2020-10-27 02:32:50,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-27 02:32:50,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-27 02:32:50,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:50,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:32:50,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-27 02:32:50,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 53 [2020-10-27 02:32:50,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:51,929 WARN L193 SmtUtils]: Spent 1.80 s on a formula simplification that was a NOOP. DAG size: 529 [2020-10-27 02:32:51,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:32:51,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:51,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:51,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:51,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:32:51,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:51,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-27 02:32:51,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:51,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:32:51,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:51,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:32:51,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:51,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:32:51,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:51,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:51,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:51,986 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:32:51,986 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:51,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:32:51,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:51,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:32:51,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:51,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:32:51,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:51,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:32:51,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:51,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:51,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:51,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:32:51,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:51,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:32:51,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:51,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:32:51,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:51,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:32:51,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:51,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:32:51,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:51,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:51,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:51,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:32:51,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:51,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:32:51,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:51,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:32:51,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:51,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:32:51,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:52,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:32:52,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:52,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:52,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:52,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:52,246 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:52,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-27 02:32:52,247 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 02:32:52,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 219 [2020-10-27 02:32:52,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:52,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:32:52,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:52,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-27 02:32:52,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:52,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:32:52,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:52,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:52,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:52,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:32:52,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:52,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:32:52,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:52,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:32:52,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:52,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:32:52,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:52,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:32:52,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:52,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:52,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:52,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:32:52,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:52,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:32:52,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:52,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:32:52,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:52,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:32:52,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:52,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 02:32:52,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:52,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:52,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:52,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:52,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:32:52,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:32:52,319 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 02:32:52,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:52,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:32:52,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:52,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 02:32:52,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:52,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:32:52,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:52,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:52,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:52,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:32:52,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:52,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:32:52,331 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:52,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:32:52,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:52,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:32:52,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:52,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 02:32:52,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:52,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:52,364 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:52,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:32:52,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:52,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 02:32:52,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:52,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:32:52,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:52,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 02:32:52,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:52,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:32:52,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:52,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:52,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:52,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:32:52,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:52,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:32:52,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:52,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:32:52,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:52,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:32:52,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:52,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 02:32:52,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:52,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:52,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:52,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 02:32:52,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:52,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 02:32:52,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:52,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:32:52,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-27 02:32:52,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 02:32:52,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:52,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:32:52,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:52,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:52,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:52,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:32:52,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:52,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-27 02:32:52,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:52,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:32:52,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:52,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:32:52,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:52,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 02:32:52,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:52,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:52,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:52,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 02:32:52,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:52,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 02:32:52,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:52,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:32:52,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 02:32:52,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:32:52,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:52,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:32:52,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:52,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:52,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:52,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:32:52,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:52,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:32:52,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:52,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:32:52,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:52,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:32:52,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:52,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:32:52,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:52,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:52,632 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:52,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:32:52,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:52,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:32:52,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:52,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:32:52,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:52,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:32:52,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:52,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-27 02:32:52,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:52,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:52,638 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:52,638 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:32:52,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:52,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:32:52,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:52,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:32:52,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:32:52,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:32:52,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:52,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-27 02:32:52,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:52,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:52,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:52,642 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:32:52,642 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:52,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:32:52,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:52,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:32:52,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:32:52,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:32:52,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:52,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-27 02:32:52,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:52,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:52,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:52,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:32:52,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:52,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:32:52,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:52,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:32:52,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:32:52,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:32:52,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:52,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-27 02:32:52,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:52,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:52,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:52,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:32:52,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:52,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:32:52,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:52,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:32:52,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:32:52,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:32:52,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:52,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-27 02:32:52,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:52,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:52,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:52,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 02:32:52,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:52,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:32:52,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:52,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:32:52,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 02:32:52,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:32:52,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:52,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:32:52,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:52,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:52,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:52,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:32:52,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:52,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:32:52,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:52,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:32:52,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:32:52,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:32:52,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:52,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 02:32:52,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:52,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:52,667 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:52,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:32:52,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:52,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:32:52,668 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:52,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:32:52,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:32:52,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:32:52,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:52,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-27 02:32:52,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:52,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:52,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:52,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:32:52,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:52,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:32:52,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:52,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:32:52,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:32:52,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:32:52,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:52,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-27 02:32:52,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:32:52,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:32:52,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:32:52,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:32:52,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:32:52,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:32:52,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:32:52,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:32:52,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:32:52,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:32:52,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:32:52,743 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-27 02:32:52,743 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [585494213] [2020-10-27 02:32:52,743 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 02:32:52,743 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-10-27 02:32:52,744 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1978767000] [2020-10-27 02:32:52,745 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-27 02:32:52,745 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:32:52,745 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-27 02:32:52,746 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2020-10-27 02:32:52,746 INFO L87 Difference]: Start difference. First operand 1941 states and 2706 transitions. Second operand 14 states. [2020-10-27 02:32:55,217 WARN L193 SmtUtils]: Spent 1.84 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-27 02:32:57,709 WARN L193 SmtUtils]: Spent 1.84 s on a formula simplification that was a NOOP. DAG size: 531 [2020-10-27 02:33:00,496 WARN L193 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 535 [2020-10-27 02:33:09,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:33:09,725 INFO L93 Difference]: Finished difference Result 2359 states and 3426 transitions. [2020-10-27 02:33:09,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-27 02:33:09,726 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 160 [2020-10-27 02:33:09,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:33:09,736 INFO L225 Difference]: With dead ends: 2359 [2020-10-27 02:33:09,736 INFO L226 Difference]: Without dead ends: 1315 [2020-10-27 02:33:09,740 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 8.1s TimeCoverageRelationStatistics Valid=205, Invalid=551, Unknown=0, NotChecked=0, Total=756 [2020-10-27 02:33:09,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1315 states. [2020-10-27 02:33:10,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1315 to 915. [2020-10-27 02:33:10,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 915 states. [2020-10-27 02:33:10,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 915 states to 915 states and 1270 transitions. [2020-10-27 02:33:10,179 INFO L78 Accepts]: Start accepts. Automaton has 915 states and 1270 transitions. Word has length 160 [2020-10-27 02:33:10,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:33:10,182 INFO L481 AbstractCegarLoop]: Abstraction has 915 states and 1270 transitions. [2020-10-27 02:33:10,182 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-27 02:33:10,182 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 1270 transitions. [2020-10-27 02:33:10,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2020-10-27 02:33:10,188 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:33:10,188 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:33:10,188 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 02:33:10,188 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 02:33:10,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:33:10,189 INFO L82 PathProgramCache]: Analyzing trace with hash -364894342, now seen corresponding path program 1 times [2020-10-27 02:33:10,190 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:33:10,190 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1096807952] [2020-10-27 02:33:10,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:33:10,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:33:10,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:10,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:10,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:10,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:10,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:10,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:10,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:10,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:12,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:12,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:12,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:14,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:15,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:33:15,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 238 [2020-10-27 02:33:15,233 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-27 02:33:15,233 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-27 02:33:15,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:33:15,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:33:15,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-27 02:33:15,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 02:33:15,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:33:17,059 WARN L193 SmtUtils]: Spent 1.79 s on a formula simplification that was a NOOP. DAG size: 529 [2020-10-27 02:33:17,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:33:17,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:33:17,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:17,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:33:17,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:33:17,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:33:17,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-27 02:33:17,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:33:17,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:33:17,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:33:17,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:33:17,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:33:17,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:33:17,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:33:17,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:17,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:33:17,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:33:17,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:33:17,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:33:17,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:33:17,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:33:17,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:33:17,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:33:17,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:33:17,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:33:17,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:33:17,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:17,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:33:17,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:33:17,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:33:17,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:33:17,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:33:17,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:33:17,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:33:17,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:33:17,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:33:17,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:33:17,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:33:17,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:17,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:33:17,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:33:17,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:33:17,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:33:17,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:33:17,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:33:17,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:33:17,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:33:17,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:33:17,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:33:17,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:33:17,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:17,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:17,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:33:17,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-27 02:33:17,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:33:17,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 141 [2020-10-27 02:33:17,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:33:17,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:33:17,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 02:33:17,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 02:33:17,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:33:17,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:33:17,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:33:17,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:17,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:33:17,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:33:17,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:33:17,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:33:17,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:33:17,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:33:17,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:33:17,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:33:17,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:33:17,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:33:17,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:33:17,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:17,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:33:17,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:33:17,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:33:17,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:33:17,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:33:17,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:33:17,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:33:17,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:33:17,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:33:17,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 02:33:17,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:33:17,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:17,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:33:17,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:33:17,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:33:17,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 02:33:17,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:33:17,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:33:17,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:33:17,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 02:33:17,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:33:17,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:33:17,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:33:17,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:17,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:33:17,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:33:17,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:33:17,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:33:17,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:33:17,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 02:33:17,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:33:17,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:33:17,400 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:33:17,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 02:33:17,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:33:17,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:17,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:33:17,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:33:17,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:33:17,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:33:17,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:33:17,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:33:17,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 02:33:17,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:33:17,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:33:17,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:33:17,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:33:17,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:17,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:33:17,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:33:17,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:33:17,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:33:17,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:33:17,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:33:17,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:33:17,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:33:17,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:33:17,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 02:33:17,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:33:17,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:17,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:33:17,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:33:17,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:33:17,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:33:17,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:33:17,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:33:17,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 02:33:17,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:33:17,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:33:17,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:33:17,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:33:17,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:17,525 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:33:17,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:33:17,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:33:17,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:33:17,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:33:17,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:33:17,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:33:17,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:33:17,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:33:17,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-10-27 02:33:17,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:33:17,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:17,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:33:17,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 02:33:17,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:33:17,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:33:17,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:33:17,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:33:17,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 02:33:17,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:33:17,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:33:17,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:33:17,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:33:17,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:17,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:33:17,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:33:17,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:33:17,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:33:17,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:33:17,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:33:17,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:33:17,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:33:17,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:33:17,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:33:17,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:33:17,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:17,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:33:17,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:33:17,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:33:17,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:33:17,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:33:17,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:33:17,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:33:17,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:33:17,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:33:17,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-27 02:33:17,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:33:17,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:17,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:33:17,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:33:17,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:33:17,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:33:17,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:33:17,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:33:17,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:33:17,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:33:17,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:33:17,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 02:33:17,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:33:17,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:17,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:33:17,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:33:17,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:33:17,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:33:17,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:33:17,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:33:17,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:33:17,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:33:17,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:33:17,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-27 02:33:17,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:33:17,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:17,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:33:17,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:33:17,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:33:17,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:33:17,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:33:17,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:33:17,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:33:17,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:33:17,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:33:17,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-27 02:33:17,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:33:17,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:17,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:33:17,642 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:33:17,642 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:33:17,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:33:17,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:33:17,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:33:17,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:33:17,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:33:17,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:33:17,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 02:33:17,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:33:17,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:17,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:33:17,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 02:33:17,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:33:17,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:33:17,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:33:17,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:33:17,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 02:33:17,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:33:17,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:33:17,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:33:17,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:33:17,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:17,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:33:17,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:33:17,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:33:17,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:33:17,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:33:17,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:33:17,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:33:17,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:33:17,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:33:17,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-27 02:33:17,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:33:17,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:17,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:33:17,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:33:17,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:33:17,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:33:17,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:33:17,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:33:17,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 02:33:17,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:33:17,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:33:17,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-10-27 02:33:17,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:33:17,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:17,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:33:17,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:33:17,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:33:17,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:33:17,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:33:17,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:33:17,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:33:17,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:33:17,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:33:17,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-10-27 02:33:17,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:33:17,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:17,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:33:17,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:33:17,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:33:17,662 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:33:17,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:33:17,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:33:17,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:33:17,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:33:17,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:33:17,710 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-27 02:33:17,710 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1096807952] [2020-10-27 02:33:17,710 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 02:33:17,710 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-27 02:33:17,711 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [232982619] [2020-10-27 02:33:17,711 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-27 02:33:17,711 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:33:17,712 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-27 02:33:17,712 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2020-10-27 02:33:17,712 INFO L87 Difference]: Start difference. First operand 915 states and 1270 transitions. Second operand 14 states. [2020-10-27 02:33:19,966 WARN L193 SmtUtils]: Spent 1.80 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-27 02:33:22,175 WARN L193 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 535 [2020-10-27 02:33:24,436 WARN L193 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 535 [2020-10-27 02:33:34,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:33:34,091 INFO L93 Difference]: Finished difference Result 2199 states and 3211 transitions. [2020-10-27 02:33:34,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-27 02:33:34,092 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 162 [2020-10-27 02:33:34,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:33:34,101 INFO L225 Difference]: With dead ends: 2199 [2020-10-27 02:33:34,102 INFO L226 Difference]: Without dead ends: 1319 [2020-10-27 02:33:34,105 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 8.0s TimeCoverageRelationStatistics Valid=192, Invalid=564, Unknown=0, NotChecked=0, Total=756 [2020-10-27 02:33:34,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1319 states. [2020-10-27 02:33:34,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1319 to 917. [2020-10-27 02:33:34,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 917 states. [2020-10-27 02:33:34,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 917 states to 917 states and 1272 transitions. [2020-10-27 02:33:34,558 INFO L78 Accepts]: Start accepts. Automaton has 917 states and 1272 transitions. Word has length 162 [2020-10-27 02:33:34,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:33:34,558 INFO L481 AbstractCegarLoop]: Abstraction has 917 states and 1272 transitions. [2020-10-27 02:33:34,558 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-27 02:33:34,558 INFO L276 IsEmpty]: Start isEmpty. Operand 917 states and 1272 transitions. [2020-10-27 02:33:34,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2020-10-27 02:33:34,563 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:33:34,563 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:33:34,564 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 02:33:34,564 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 02:33:34,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:33:34,565 INFO L82 PathProgramCache]: Analyzing trace with hash 2126007729, now seen corresponding path program 1 times [2020-10-27 02:33:34,565 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:33:34,565 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [952520997] [2020-10-27 02:33:34,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:33:34,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:33:34,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:34,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:34,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:35,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:35,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:35,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:35,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:36,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:39,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:33:39,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 239 [2020-10-27 02:33:39,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-27 02:33:39,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-27 02:33:39,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:33:39,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:33:39,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-27 02:33:39,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 02:33:39,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:33:41,501 WARN L193 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 529 [2020-10-27 02:33:41,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:33:41,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:33:41,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:41,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:33:41,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:33:41,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:33:41,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 02:33:41,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:33:41,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:33:41,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:33:41,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:33:41,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:33:41,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:33:41,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:33:41,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:41,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:33:41,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:33:41,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:33:41,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:33:41,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:33:41,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:33:41,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:33:41,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:33:41,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:33:41,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:33:41,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:33:41,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:41,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:33:41,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:33:41,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:33:41,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:33:41,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:33:41,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:33:41,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:33:41,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:33:41,550 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:33:41,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:33:41,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:33:41,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:41,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:33:41,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:33:41,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:33:41,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:33:41,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:33:41,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:33:41,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:33:41,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:33:41,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:33:41,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:33:41,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:33:41,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:41,611 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:33:41,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-27 02:33:41,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:33:41,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-27 02:33:41,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:33:41,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:33:41,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-27 02:33:41,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 02:33:41,612 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:33:41,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:33:41,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:33:41,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:41,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:33:41,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:33:41,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:33:41,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:33:41,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:33:41,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:33:41,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:33:41,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:33:41,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:33:41,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:33:41,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:33:41,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:41,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:33:41,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:33:41,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:33:41,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:33:41,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:33:41,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:33:41,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:33:41,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:33:41,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:33:41,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 02:33:41,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:33:41,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:41,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:33:41,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:33:41,664 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:33:41,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:33:41,664 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:33:41,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:33:41,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:33:41,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:33:41,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:33:41,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:33:41,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:33:41,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:41,667 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:33:41,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:33:41,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:33:41,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:33:41,668 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:33:41,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:33:41,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:33:41,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:33:41,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:33:41,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 02:33:41,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:33:41,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:41,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:33:41,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:33:41,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:33:41,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 02:33:41,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:33:41,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:33:41,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:33:41,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 02:33:41,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:33:41,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:33:41,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:33:41,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:41,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:33:41,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:33:41,715 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:33:41,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:33:41,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:33:41,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 02:33:41,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:33:41,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:33:41,716 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:33:41,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-27 02:33:41,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:33:41,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:41,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:33:41,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:33:41,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:33:41,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:33:41,779 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:33:41,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:33:41,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 02:33:41,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:33:41,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:33:41,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:33:41,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:33:41,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:41,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:33:41,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:33:41,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:33:41,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:33:41,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:33:41,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:33:41,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:33:41,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:33:41,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:33:41,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-27 02:33:41,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:33:41,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:41,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:33:41,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 02:33:41,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:33:41,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:33:41,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:33:41,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:33:41,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 02:33:41,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:33:41,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:33:41,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:33:41,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:33:41,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:41,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:33:41,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:33:41,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:33:41,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:33:41,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:33:41,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:33:41,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:33:41,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:33:41,849 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:33:41,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:33:41,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:33:41,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:41,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:33:41,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:33:41,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:33:41,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:33:41,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:33:41,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:33:41,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:33:41,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:33:41,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:33:41,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-27 02:33:41,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:33:41,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:41,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:33:41,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:33:41,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:33:41,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:33:41,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:33:41,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:33:41,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:33:41,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:33:41,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:33:41,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-27 02:33:41,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:33:41,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:41,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:33:41,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:33:41,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:33:41,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:33:41,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:33:41,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:33:41,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:33:41,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:33:41,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:33:41,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-27 02:33:41,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:33:41,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:41,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:33:41,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:33:41,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:33:41,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:33:41,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:33:41,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:33:41,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:33:41,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:33:41,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:33:41,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 02:33:41,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:33:41,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:41,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:33:41,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:33:41,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:33:41,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:33:41,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:33:41,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:33:41,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:33:41,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:33:41,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:33:41,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-27 02:33:41,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:33:41,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:41,895 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:33:41,895 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 02:33:41,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:33:41,896 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:33:41,896 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:33:41,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:33:41,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 02:33:41,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:33:41,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:33:41,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:33:41,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:33:41,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:41,898 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:33:41,898 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:33:41,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:33:41,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:33:41,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:33:41,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:33:41,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:33:41,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:33:41,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:33:41,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-27 02:33:41,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:33:41,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:41,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:33:41,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:33:41,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:33:41,901 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:33:41,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:33:41,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:33:41,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 02:33:41,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:33:41,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:33:41,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-27 02:33:41,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:33:41,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:41,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:33:41,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:33:41,905 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:33:41,905 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:33:41,905 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:33:41,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:33:41,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:33:41,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:33:41,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:33:41,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2020-10-27 02:33:41,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:33:41,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:33:41,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:33:41,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:33:41,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:33:41,909 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:33:41,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:33:41,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:33:41,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:33:41,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:33:41,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:33:41,950 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-27 02:33:41,950 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [952520997] [2020-10-27 02:33:41,950 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 02:33:41,951 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-10-27 02:33:41,951 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [482627544] [2020-10-27 02:33:41,951 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-27 02:33:41,952 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:33:41,952 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-27 02:33:41,952 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2020-10-27 02:33:41,952 INFO L87 Difference]: Start difference. First operand 917 states and 1272 transitions. Second operand 14 states. [2020-10-27 02:33:44,942 WARN L193 SmtUtils]: Spent 1.84 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-27 02:33:47,360 WARN L193 SmtUtils]: Spent 1.80 s on a formula simplification that was a NOOP. DAG size: 531 [2020-10-27 02:33:49,247 WARN L193 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 534 [2020-10-27 02:33:51,170 WARN L193 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 534 [2020-10-27 02:34:00,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:34:00,945 INFO L93 Difference]: Finished difference Result 2197 states and 3205 transitions. [2020-10-27 02:34:00,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-27 02:34:00,947 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 163 [2020-10-27 02:34:00,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:34:00,955 INFO L225 Difference]: With dead ends: 2197 [2020-10-27 02:34:00,956 INFO L226 Difference]: Without dead ends: 1325 [2020-10-27 02:34:00,959 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 170 ImplicationChecksByTransitivity, 10.1s TimeCoverageRelationStatistics Valid=259, Invalid=797, Unknown=0, NotChecked=0, Total=1056 [2020-10-27 02:34:00,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1325 states. [2020-10-27 02:34:01,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1325 to 921. [2020-10-27 02:34:01,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 921 states. [2020-10-27 02:34:01,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 921 states to 921 states and 1276 transitions. [2020-10-27 02:34:01,502 INFO L78 Accepts]: Start accepts. Automaton has 921 states and 1276 transitions. Word has length 163 [2020-10-27 02:34:01,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:34:01,503 INFO L481 AbstractCegarLoop]: Abstraction has 921 states and 1276 transitions. [2020-10-27 02:34:01,503 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-27 02:34:01,503 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 1276 transitions. [2020-10-27 02:34:01,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2020-10-27 02:34:01,507 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:34:01,508 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:34:01,508 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-27 02:34:01,508 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 02:34:01,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:34:01,509 INFO L82 PathProgramCache]: Analyzing trace with hash -498742086, now seen corresponding path program 2 times [2020-10-27 02:34:01,509 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:34:01,515 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [957089087] [2020-10-27 02:34:01,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:34:01,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:34:01,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:01,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:01,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:01,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:01,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:01,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:01,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:03,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:06,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:34:06,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 240 [2020-10-27 02:34:06,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-27 02:34:06,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4684 [2020-10-27 02:34:06,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:34:06,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:34:06,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-27 02:34:06,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 02:34:06,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:34:08,124 WARN L193 SmtUtils]: Spent 1.82 s on a formula simplification that was a NOOP. DAG size: 529 [2020-10-27 02:34:08,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:34:08,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:34:08,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:08,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:34:08,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:34:08,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:34:08,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-27 02:34:08,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:34:08,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:34:08,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:34:08,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:34:08,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:34:08,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:34:08,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:34:08,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:08,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:34:08,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:34:08,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:34:08,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:34:08,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:34:08,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:34:08,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:34:08,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:34:08,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:34:08,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:34:08,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:34:08,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:08,209 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:34:08,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:34:08,209 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:34:08,209 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:34:08,209 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:34:08,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:34:08,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:34:08,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:34:08,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:34:08,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:34:08,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:34:08,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:08,212 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:34:08,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:34:08,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:34:08,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:34:08,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:34:08,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:34:08,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:34:08,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:34:08,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:34:08,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:34:08,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:34:08,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:08,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:34:08,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-27 02:34:08,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:34:08,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-27 02:34:08,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:34:08,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:34:08,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-27 02:34:08,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 02:34:08,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:34:08,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:34:08,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:34:08,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:08,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:34:08,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:34:08,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:34:08,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:34:08,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:34:08,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:34:08,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:34:08,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:34:08,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:34:08,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:34:08,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:34:08,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:08,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:34:08,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:34:08,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:34:08,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:34:08,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:34:08,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:34:08,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:34:08,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:34:08,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:34:08,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 02:34:08,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:34:08,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:08,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:34:08,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:34:08,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:34:08,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:34:08,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:34:08,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:34:08,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:34:08,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:34:08,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:34:08,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:34:08,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:34:08,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:08,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:34:08,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:34:08,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:34:08,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:34:08,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:34:08,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:34:08,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:34:08,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:34:08,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:34:08,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 02:34:08,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:34:08,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:08,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:34:08,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:34:08,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:34:08,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 02:34:08,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:34:08,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:34:08,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:34:08,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 02:34:08,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:34:08,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:34:08,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:34:08,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:08,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:34:08,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:34:08,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:34:08,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 02:34:08,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:34:08,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 02:34:08,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:34:08,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 02:34:08,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:34:08,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-27 02:34:08,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:34:08,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:08,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:34:08,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:34:08,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:34:08,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:34:08,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:34:08,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:34:08,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 02:34:08,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:34:08,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:34:08,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:34:08,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:34:08,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:08,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:34:08,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:34:08,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:34:08,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:34:08,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:34:08,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:34:08,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:34:08,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:34:08,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:34:08,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-27 02:34:08,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:34:08,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:08,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:34:08,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 02:34:08,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:34:08,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:34:08,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:34:08,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:34:08,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 02:34:08,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:34:08,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:34:08,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:34:08,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:34:08,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:08,554 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:34:08,555 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:34:08,555 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:34:08,555 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:34:08,555 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:34:08,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:34:08,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:34:08,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:34:08,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:34:08,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:34:08,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:34:08,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:08,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:34:08,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:34:08,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:34:08,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:34:08,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:34:08,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:34:08,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:34:08,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:34:08,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:34:08,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 02:34:08,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:34:08,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:08,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:34:08,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:34:08,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:34:08,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:34:08,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:34:08,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:34:08,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:34:08,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:34:08,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:34:08,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-27 02:34:08,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:34:08,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:08,593 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:34:08,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:34:08,593 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:34:08,593 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:34:08,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:34:08,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:34:08,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:34:08,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:34:08,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:34:08,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-27 02:34:08,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:34:08,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:08,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:34:08,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:34:08,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:34:08,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:34:08,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:34:08,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:34:08,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:34:08,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:34:08,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:34:08,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-27 02:34:08,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:34:08,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:08,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:34:08,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:34:08,600 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:34:08,600 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:34:08,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:34:08,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:34:08,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:34:08,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:34:08,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:34:08,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-27 02:34:08,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:34:08,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:08,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:34:08,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 02:34:08,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:34:08,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:34:08,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:34:08,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:34:08,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 02:34:08,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:34:08,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:34:08,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:34:08,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:34:08,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:08,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:34:08,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:34:08,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:34:08,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:34:08,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:34:08,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:34:08,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:34:08,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:34:08,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:34:08,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-10-27 02:34:08,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:34:08,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:08,611 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:34:08,611 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:34:08,611 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:34:08,611 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:34:08,611 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:34:08,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:34:08,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 02:34:08,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:34:08,612 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:34:08,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-27 02:34:08,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:34:08,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:08,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:34:08,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:34:08,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:34:08,615 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:34:08,615 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:34:08,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:34:08,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:34:08,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:34:08,616 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:34:08,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2020-10-27 02:34:08,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:34:08,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:08,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:34:08,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:34:08,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:34:08,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:34:08,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:34:08,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:34:08,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:34:08,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:34:08,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:34:08,664 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-27 02:34:08,664 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [957089087] [2020-10-27 02:34:08,664 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 02:34:08,664 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-10-27 02:34:08,664 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [610537229] [2020-10-27 02:34:08,665 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-27 02:34:08,665 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:34:08,665 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-27 02:34:08,665 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2020-10-27 02:34:08,666 INFO L87 Difference]: Start difference. First operand 921 states and 1276 transitions. Second operand 14 states. [2020-10-27 02:34:11,236 WARN L193 SmtUtils]: Spent 1.84 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-27 02:34:13,713 WARN L193 SmtUtils]: Spent 1.82 s on a formula simplification that was a NOOP. DAG size: 531 [2020-10-27 02:34:15,603 WARN L193 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 534 [2020-10-27 02:34:17,516 WARN L193 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 534