/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SHALLOWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/email_spec11_product36.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 02:39:55,705 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 02:39:55,710 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 02:39:55,750 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 02:39:55,751 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 02:39:55,752 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 02:39:55,754 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 02:39:55,756 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 02:39:55,759 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 02:39:55,760 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 02:39:55,761 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 02:39:55,762 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 02:39:55,763 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 02:39:55,764 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 02:39:55,765 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 02:39:55,767 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 02:39:55,768 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 02:39:55,769 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 02:39:55,771 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 02:39:55,774 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 02:39:55,775 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 02:39:55,779 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 02:39:55,782 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 02:39:55,783 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 02:39:55,797 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 02:39:55,797 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 02:39:55,798 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 02:39:55,799 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 02:39:55,799 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 02:39:55,801 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 02:39:55,801 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 02:39:55,802 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 02:39:55,803 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 02:39:55,803 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 02:39:55,805 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 02:39:55,805 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 02:39:55,806 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 02:39:55,806 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 02:39:55,806 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 02:39:55,808 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 02:39:55,808 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 02:39:55,809 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 02:39:55,836 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 02:39:55,836 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 02:39:55,838 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 02:39:55,838 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 02:39:55,838 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 02:39:55,838 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 02:39:55,839 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 02:39:55,839 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 02:39:55,839 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 02:39:55,839 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 02:39:55,839 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 02:39:55,840 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 02:39:55,840 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 02:39:55,840 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 02:39:55,840 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 02:39:55,841 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 02:39:55,841 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 02:39:55,841 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 02:39:55,841 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 02:39:55,841 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 02:39:55,842 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 02:39:55,842 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 02:39:55,842 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 02:39:55,842 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 02:39:55,843 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 02:39:55,843 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 02:39:55,843 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 02:39:55,843 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 02:39:55,843 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 02:39:55,844 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 02:39:56,221 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 02:39:56,259 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 02:39:56,263 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 02:39:56,264 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 02:39:56,265 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 02:39:56,267 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec11_product36.cil.c [2020-10-27 02:39:56,361 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/dd6d626fa/90e20d7bfa894dc69a7d3afc1b54e13d/FLAGc20149cd6 [2020-10-27 02:39:57,176 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 02:39:57,177 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec11_product36.cil.c [2020-10-27 02:39:57,211 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/dd6d626fa/90e20d7bfa894dc69a7d3afc1b54e13d/FLAGc20149cd6 [2020-10-27 02:39:57,385 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/dd6d626fa/90e20d7bfa894dc69a7d3afc1b54e13d [2020-10-27 02:39:57,390 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 02:39:57,401 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 02:39:57,403 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 02:39:57,404 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 02:39:57,408 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 02:39:57,410 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 02:39:57" (1/1) ... [2020-10-27 02:39:57,420 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60892c71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:39:57, skipping insertion in model container [2020-10-27 02:39:57,421 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 02:39:57" (1/1) ... [2020-10-27 02:39:57,431 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 02:39:57,518 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 02:39:58,270 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 02:39:58,295 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 02:39:58,457 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 02:39:58,538 INFO L208 MainTranslator]: Completed translation [2020-10-27 02:39:58,538 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:39:58 WrapperNode [2020-10-27 02:39:58,539 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 02:39:58,541 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 02:39:58,541 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 02:39:58,541 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 02:39:58,556 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:39:58" (1/1) ... [2020-10-27 02:39:58,558 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:39:58" (1/1) ... [2020-10-27 02:39:58,621 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:39:58" (1/1) ... [2020-10-27 02:39:58,621 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:39:58" (1/1) ... [2020-10-27 02:39:58,671 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:39:58" (1/1) ... [2020-10-27 02:39:58,691 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:39:58" (1/1) ... [2020-10-27 02:39:58,703 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:39:58" (1/1) ... [2020-10-27 02:39:58,719 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 02:39:58,720 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 02:39:58,720 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 02:39:58,721 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 02:39:58,722 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:39:58" (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 02:39:58,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 02:39:58,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 02:39:58,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 02:39:58,828 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 02:39:58,828 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-10-27 02:39:58,829 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-10-27 02:39:58,829 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-10-27 02:39:58,829 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-10-27 02:39:58,829 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-10-27 02:39:58,830 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-10-27 02:39:58,830 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-10-27 02:39:58,831 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-10-27 02:39:58,831 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-10-27 02:39:58,831 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-10-27 02:39:58,831 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-10-27 02:39:58,832 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-10-27 02:39:58,832 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-10-27 02:39:58,833 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-10-27 02:39:58,833 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-10-27 02:39:58,833 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-10-27 02:39:58,833 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-10-27 02:39:58,833 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-10-27 02:39:58,833 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-10-27 02:39:58,833 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-10-27 02:39:58,834 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-10-27 02:39:58,834 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 02:39:58,834 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 02:39:58,834 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 02:39:58,834 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 02:39:58,834 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 02:39:58,835 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 02:39:58,835 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 02:39:58,835 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 02:39:58,835 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 02:39:58,835 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 02:39:58,835 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-10-27 02:39:58,835 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-10-27 02:39:58,836 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-10-27 02:39:58,836 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-10-27 02:39:58,836 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-10-27 02:39:58,836 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 02:39:58,836 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 02:39:58,836 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2020-10-27 02:39:58,836 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2020-10-27 02:39:58,837 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2020-10-27 02:39:58,837 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 02:39:58,837 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 02:39:58,837 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-10-27 02:39:58,837 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-10-27 02:39:58,837 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-10-27 02:39:58,837 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-10-27 02:39:58,838 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-10-27 02:39:58,838 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-10-27 02:39:58,838 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-10-27 02:39:58,839 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-10-27 02:39:58,839 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-10-27 02:39:58,839 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-10-27 02:39:58,839 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-10-27 02:39:58,839 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-10-27 02:39:58,840 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-10-27 02:39:58,840 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-10-27 02:39:58,840 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-10-27 02:39:58,840 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-10-27 02:39:58,841 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-10-27 02:39:58,841 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-10-27 02:39:58,841 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-10-27 02:39:58,841 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-10-27 02:39:58,841 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-10-27 02:39:58,841 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-10-27 02:39:58,841 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-10-27 02:39:58,842 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-10-27 02:39:58,842 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-10-27 02:39:58,844 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-10-27 02:39:58,844 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-10-27 02:39:58,844 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-10-27 02:39:58,845 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-10-27 02:39:58,845 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-10-27 02:39:58,845 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-10-27 02:39:58,845 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2020-10-27 02:39:58,846 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-10-27 02:39:58,846 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-10-27 02:39:58,846 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Base [2020-10-27 02:39:58,846 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__AddressBook [2020-10-27 02:39:58,846 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-10-27 02:39:58,846 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-10-27 02:39:58,847 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-10-27 02:39:58,848 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-10-27 02:39:58,848 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-10-27 02:39:58,848 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-10-27 02:39:58,848 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-10-27 02:39:58,848 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2020-10-27 02:39:58,849 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2020-10-27 02:39:58,849 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2020-10-27 02:39:58,849 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__DecryptAutoResponder_spec__1 [2020-10-27 02:39:58,849 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-10-27 02:39:58,849 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-10-27 02:39:58,849 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-10-27 02:39:58,850 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-10-27 02:39:58,850 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 02:39:58,850 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 02:39:58,850 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 02:39:58,850 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 02:39:58,850 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 02:39:58,851 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-10-27 02:39:58,851 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-10-27 02:39:58,851 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-10-27 02:39:58,851 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-10-27 02:39:58,851 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-10-27 02:39:58,851 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-10-27 02:39:58,852 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-10-27 02:39:58,852 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-10-27 02:39:58,852 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-10-27 02:39:58,853 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-10-27 02:39:58,853 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-10-27 02:39:58,854 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-10-27 02:39:58,854 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-10-27 02:39:58,855 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-10-27 02:39:58,855 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-10-27 02:39:58,856 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-10-27 02:39:58,856 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-10-27 02:39:58,856 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-10-27 02:39:58,856 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-10-27 02:39:58,856 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-10-27 02:39:58,856 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-10-27 02:39:58,856 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 02:39:58,857 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 02:39:58,857 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 02:39:58,857 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 02:39:58,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 02:39:58,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 02:39:58,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 02:39:58,859 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 02:39:58,862 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 02:39:58,863 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 02:39:58,863 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 02:39:58,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 02:39:58,863 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 02:39:58,864 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 02:39:58,864 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 02:39:58,866 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 02:39:58,866 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 02:39:58,866 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 02:39:58,866 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 02:39:58,872 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 02:39:58,872 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-27 02:39:58,873 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-10-27 02:39:58,873 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-10-27 02:39:58,873 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-10-27 02:39:58,873 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-10-27 02:39:58,873 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-10-27 02:39:58,873 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-10-27 02:39:58,873 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-10-27 02:39:58,873 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-10-27 02:39:58,874 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-10-27 02:39:58,874 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-10-27 02:39:58,874 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-10-27 02:39:58,874 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-10-27 02:39:58,874 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-10-27 02:39:58,874 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-10-27 02:39:58,874 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-10-27 02:39:58,874 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-10-27 02:39:58,874 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 02:39:58,875 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 02:39:58,875 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 02:39:58,875 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2020-10-27 02:39:58,875 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2020-10-27 02:39:58,875 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2020-10-27 02:39:58,875 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 02:39:58,875 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-10-27 02:39:58,875 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-10-27 02:39:58,876 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-10-27 02:39:58,876 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-10-27 02:39:58,876 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-10-27 02:39:58,876 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-10-27 02:39:58,876 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-10-27 02:39:58,876 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-10-27 02:39:58,876 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-10-27 02:39:58,876 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-10-27 02:39:58,877 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-10-27 02:39:58,877 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-10-27 02:39:58,877 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-10-27 02:39:58,877 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-10-27 02:39:58,877 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-10-27 02:39:58,877 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-10-27 02:39:58,877 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-10-27 02:39:58,877 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-10-27 02:39:58,877 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-10-27 02:39:58,878 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-10-27 02:39:58,878 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-10-27 02:39:58,878 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-10-27 02:39:58,878 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-10-27 02:39:58,878 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-10-27 02:39:58,878 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-10-27 02:39:58,878 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-10-27 02:39:58,878 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-10-27 02:39:58,896 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-10-27 02:39:58,896 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-10-27 02:39:58,896 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-10-27 02:39:58,896 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-10-27 02:39:58,896 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2020-10-27 02:39:58,896 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2020-10-27 02:39:58,896 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2020-10-27 02:39:58,897 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2020-10-27 02:39:58,897 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Base [2020-10-27 02:39:58,897 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__AddressBook [2020-10-27 02:39:58,897 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__DecryptAutoResponder_spec__1 [2020-10-27 02:39:58,897 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-10-27 02:39:58,897 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-10-27 02:39:58,897 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 02:39:58,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 02:39:58,898 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 02:40:01,193 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 02:40:01,194 INFO L298 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-27 02:40:01,198 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 02:40:01 BoogieIcfgContainer [2020-10-27 02:40:01,198 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 02:40:01,203 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 02:40:01,203 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 02:40:01,207 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 02:40:01,207 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 02:39:57" (1/3) ... [2020-10-27 02:40:01,208 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fc5782f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 02:40:01, skipping insertion in model container [2020-10-27 02:40:01,208 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:39:58" (2/3) ... [2020-10-27 02:40:01,208 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fc5782f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 02:40:01, skipping insertion in model container [2020-10-27 02:40:01,208 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 02:40:01" (3/3) ... [2020-10-27 02:40:01,210 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec11_product36.cil.c [2020-10-27 02:40:01,222 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 02:40:01,229 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 02:40:01,243 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 02:40:01,284 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 02:40:01,284 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 02:40:01,284 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 02:40:01,285 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 02:40:01,285 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 02:40:01,285 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 02:40:01,285 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 02:40:01,285 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 02:40:01,322 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states. [2020-10-27 02:40:01,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2020-10-27 02:40:01,353 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:40:01,354 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:40:01,355 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 02:40:01,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:40:01,364 INFO L82 PathProgramCache]: Analyzing trace with hash -977889074, now seen corresponding path program 1 times [2020-10-27 02:40:01,373 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:40:01,373 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [127005743] [2020-10-27 02:40:01,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:40:01,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:40:01,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:40:02,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:40:02,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:40:03,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:40:05,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:40:06,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:40:06,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 209 [2020-10-27 02:40:06,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 02:40:06,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5037 [2020-10-27 02:40:06,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:40:06,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-27 02:40:06,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:40:06,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 181 [2020-10-27 02:40:06,862 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 8 [2020-10-27 02:40:09,127 WARN L193 SmtUtils]: Spent 1.96 s on a formula simplification that was a NOOP. DAG size: 535 [2020-10-27 02:40:09,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:40:09,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:40:09,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:40:09,326 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:40:09,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:40:09,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:40:09,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 147 [2020-10-27 02:40:09,327 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:40:09,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:40:09,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:40:09,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 02:40:09,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 02:40:09,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:40:09,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:40:09,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:40:09,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:40:09,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:40:09,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:40:09,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:40:09,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:40:09,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:40:09,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:40:09,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:40:09,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:40:09,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:40:09,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:40:09,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:40:09,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:40:09,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:40:09,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:40:09,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 02:40:09,385 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:40:09,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:40:09,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:40:09,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:40:09,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:40:09,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:40:09,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:40:09,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:40:09,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:40:09,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:40:09,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:40:09,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 02:40:09,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:40:09,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:40:09,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:40:09,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:40:09,400 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:40:09,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:40:09,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:40:09,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:40:09,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:40:09,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:40:10,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:40:10,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-27 02:40:10,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 02:40:10,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1040 [2020-10-27 02:40:10,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:40:10,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:40:10,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:40:10,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-27 02:40:10,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:40:10,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:40:10,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:40:10,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:40:10,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:40:10,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:40:10,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:40:10,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:40:10,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:40:10,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:40:10,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:40:10,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:40:10,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:40:10,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:40:10,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:40:10,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:40:10,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:40:10,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:40:10,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:40:10,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:40:10,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:40:10,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:40:10,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:40:10,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:40:10,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:40:10,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 02:40:10,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:40:10,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:40:10,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:40:10,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:40:10,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:40:10,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:40:10,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:40:10,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:40:10,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:40:10,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:40:10,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:40:10,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:40:10,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:40:10,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:40:10,572 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:40:10,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:40:10,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:40:10,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:40:10,573 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:40:10,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:40:10,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:40:10,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:40:10,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:40:10,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 02:40:10,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:40:10,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:40:10,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:40:10,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:40:10,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:40:10,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:40:10,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:40:10,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:40:10,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:40:10,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:40:10,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:40:10,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:40:10,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:40:10,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:40:10,592 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:40:10,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:40:10,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:40:10,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:40:10,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:40:10,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:40:10,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:40:10,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:40:10,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:40:10,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-10-27 02:40:10,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:40:10,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:40:10,651 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:40:10,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 02:40:10,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:40:10,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 02:40:10,652 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:40:10,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:40:10,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:40:10,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-27 02:40:10,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:40:10,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:40:10,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:40:10,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:40:10,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:40:10,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:40:10,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:40:10,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:40:10,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:40:10,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:40:10,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:40:10,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:40:10,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:40:10,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:40:10,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:40:10,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:40:10,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:40:10,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:40:10,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:40:10,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:40:10,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:40:10,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:40:10,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:40:10,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:40:10,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:40:10,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-27 02:40:10,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:40:10,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:40:10,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:40:10,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:40:10,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:40:10,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:40:10,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:40:10,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:40:10,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:40:10,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:40:10,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:40:10,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 02:40:10,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:40:10,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:40:10,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:40:10,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:40:10,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:40:10,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:40:10,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:40:10,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:40:10,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:40:10,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:40:10,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:40:10,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-27 02:40:10,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:40:10,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:40:10,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:40:10,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:40:10,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:40:10,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:40:10,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:40:10,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:40:10,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:40:10,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:40:10,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:40:10,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-27 02:40:10,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:40:10,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:40:10,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:40:10,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:40:10,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:40:10,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:40:10,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:40:10,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:40:10,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:40:10,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:40:10,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:40:10,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-27 02:40:10,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:40:10,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:40:10,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:40:10,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 02:40:10,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:40:10,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:40:10,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:40:10,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:40:10,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:40:10,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 02:40:10,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:40:10,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:40:10,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:40:10,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:40:10,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:40:10,775 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:40:10,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:40:10,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:40:10,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:40:10,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:40:10,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:40:10,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:40:10,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:40:10,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-27 02:40:10,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:40:10,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:40:10,784 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:40:10,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:40:10,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:40:10,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:40:10,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:40:10,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:40:10,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:40:10,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:40:10,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:40:10,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 02:40:10,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:40:10,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:40:10,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:40:10,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:40:10,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:40:10,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:40:10,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:40:10,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:40:10,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:40:10,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:40:10,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:40:10,935 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-27 02:40:10,936 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [127005743] [2020-10-27 02:40:10,938 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 02:40:10,938 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-27 02:40:10,939 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1376784325] [2020-10-27 02:40:10,947 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-27 02:40:10,947 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:40:10,961 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-27 02:40:10,963 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2020-10-27 02:40:10,965 INFO L87 Difference]: Start difference. First operand 357 states. Second operand 12 states. [2020-10-27 02:40:13,610 WARN L193 SmtUtils]: Spent 1.89 s on a formula simplification that was a NOOP. DAG size: 537 [2020-10-27 02:40:26,116 WARN L193 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 539 [2020-10-27 02:40:28,063 WARN L193 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 539 [2020-10-27 02:40:30,060 WARN L193 SmtUtils]: Spent 1.92 s on a formula simplification that was a NOOP. DAG size: 542 [2020-10-27 02:40:35,181 WARN L193 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 537 [2020-10-27 02:40:37,168 WARN L193 SmtUtils]: Spent 1.84 s on a formula simplification that was a NOOP. DAG size: 541 [2020-10-27 02:40:47,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:40:47,831 INFO L93 Difference]: Finished difference Result 1255 states and 1902 transitions. [2020-10-27 02:40:47,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-10-27 02:40:47,833 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 137 [2020-10-27 02:40:47,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:40:47,861 INFO L225 Difference]: With dead ends: 1255 [2020-10-27 02:40:47,861 INFO L226 Difference]: Without dead ends: 952 [2020-10-27 02:40:47,871 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 282 ImplicationChecksByTransitivity, 14.1s TimeCoverageRelationStatistics Valid=323, Invalid=867, Unknown=0, NotChecked=0, Total=1190 [2020-10-27 02:40:47,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 952 states. [2020-10-27 02:40:48,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 952 to 626. [2020-10-27 02:40:48,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 626 states. [2020-10-27 02:40:48,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 626 states and 848 transitions. [2020-10-27 02:40:48,285 INFO L78 Accepts]: Start accepts. Automaton has 626 states and 848 transitions. Word has length 137 [2020-10-27 02:40:48,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:40:48,285 INFO L481 AbstractCegarLoop]: Abstraction has 626 states and 848 transitions. [2020-10-27 02:40:48,285 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-27 02:40:48,285 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 848 transitions. [2020-10-27 02:40:48,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2020-10-27 02:40:48,290 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:40:48,291 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:40:48,291 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 02:40:48,291 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 02:40:48,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:40:48,292 INFO L82 PathProgramCache]: Analyzing trace with hash -1444981247, now seen corresponding path program 1 times [2020-10-27 02:40:48,292 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:40:48,292 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1892774093] [2020-10-27 02:40:48,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:40:48,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:40:48,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:40:48,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:40:48,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:40:49,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:40:50,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:40:53,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:40:53,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:40:53,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 211 [2020-10-27 02:40:53,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 02:40:53,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5061 [2020-10-27 02:40:53,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:40:53,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-27 02:40:53,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:40:53,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 183 [2020-10-27 02:40:53,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:40:55,399 WARN L193 SmtUtils]: Spent 1.80 s on a formula simplification that was a NOOP. DAG size: 535 [2020-10-27 02:40:55,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:40:55,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:40:55,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:40:55,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:40:55,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:40:55,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:40:55,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 81 [2020-10-27 02:40:55,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:40:55,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:40:55,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:40:55,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 02:40:55,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:40:55,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:40:55,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:40:55,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:40:55,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:40:55,538 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:40:55,538 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:40:55,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:40:55,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:40:55,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:40:55,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:40:55,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:40:55,539 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:40:55,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:40:55,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:40:55,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:40:55,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:40:55,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:40:55,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:40:55,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:40:55,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:40:55,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:40:55,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:40:55,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:40:55,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:40:55,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:40:55,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:40:55,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:40:55,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:40:55,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:40:55,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:40:55,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:40:55,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:40:55,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:40:55,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:40:55,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:40:55,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:40:55,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:40:55,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:40:55,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:40:55,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:40:55,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:40:56,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:40:56,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-27 02:40:56,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 02:40:56,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 544 [2020-10-27 02:40:56,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:40:56,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:40:56,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:40:56,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-27 02:40:56,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:40:56,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:40:56,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:40:56,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:40:56,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:40:56,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:40:56,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:40:56,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:40:56,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:40:56,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:40:56,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:40:56,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:40:56,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:40:56,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:40:56,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:40:56,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:40:56,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:40:56,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:40:56,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:40:56,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:40:56,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:40:56,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:40:56,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:40:56,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:40:56,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:40:56,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 02:40:56,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:40:56,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:40:56,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:40:56,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:40:56,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:40:56,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:40:56,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:40:56,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:40:56,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:40:56,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:40:56,180 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:40:56,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:40:56,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:40:56,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:40:56,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:40:56,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:40:56,187 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:40:56,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:40:56,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:40:56,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:40:56,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:40:56,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:40:56,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:40:56,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 02:40:56,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:40:56,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:40:56,196 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:40:56,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:40:56,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:40:56,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:40:56,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:40:56,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:40:56,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:40:56,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:40:56,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:40:56,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:40:56,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:40:56,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:40:56,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:40:56,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:40:56,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:40:56,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:40:56,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:40:56,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:40:56,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:40:56,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:40:56,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:40:56,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-27 02:40:56,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:40:56,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:40:56,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:40:56,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 02:40:56,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:40:56,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-27 02:40:56,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:40:56,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:40:56,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:40:56,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-27 02:40:56,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:40:56,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:40:56,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:40:56,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:40:56,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:40:56,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:40:56,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:40:56,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:40:56,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:40:56,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:40:56,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:40:56,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:40:56,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:40:56,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:40:56,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:40:56,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:40:56,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:40:56,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:40:56,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:40:56,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:40:56,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:40:56,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:40:56,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:40:56,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:40:56,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:40:56,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-27 02:40:56,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:40:56,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:40:56,351 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:40:56,351 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:40:56,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:40:56,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:40:56,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:40:56,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:40:56,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:40:56,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:40:56,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:40:56,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-27 02:40:56,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:40:56,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:40:56,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:40:56,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:40:56,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:40:56,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:40:56,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:40:56,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:40:56,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:40:56,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:40:56,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:40:56,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-27 02:40:56,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:40:56,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:40:56,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:40:56,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:40:56,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:40:56,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:40:56,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:40:56,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:40:56,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:40:56,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:40:56,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:40:56,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 02:40:56,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:40:56,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:40:56,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:40:56,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:40:56,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:40:56,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:40:56,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:40:56,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:40:56,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:40:56,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:40:56,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:40:56,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-27 02:40:56,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:40:56,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:40:56,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:40:56,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 02:40:56,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:40:56,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:40:56,385 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:40:56,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:40:56,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:40:56,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 02:40:56,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:40:56,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:40:56,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:40:56,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:40:56,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:40:56,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:40:56,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:40:56,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:40:56,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:40:56,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:40:56,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:40:56,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:40:56,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:40:56,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-27 02:40:56,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:40:56,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:40:56,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:40:56,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:40:56,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:40:56,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 02:40:56,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:40:56,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:40:56,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:40:56,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:40:56,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:40:56,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-27 02:40:56,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:40:56,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:40:56,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:40:56,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:40:56,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:40:56,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:40:56,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:40:56,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:40:56,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:40:56,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:40:56,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:40:56,522 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-27 02:40:56,523 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1892774093] [2020-10-27 02:40:56,524 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 02:40:56,524 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-27 02:40:56,524 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1863145500] [2020-10-27 02:40:56,527 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-27 02:40:56,527 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:40:56,527 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-27 02:40:56,528 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2020-10-27 02:40:56,528 INFO L87 Difference]: Start difference. First operand 626 states and 848 transitions. Second operand 12 states. [2020-10-27 02:40:59,005 WARN L193 SmtUtils]: Spent 1.92 s on a formula simplification that was a NOOP. DAG size: 537 [2020-10-27 02:41:12,593 WARN L193 SmtUtils]: Spent 3.66 s on a formula simplification. DAG size of input: 541 DAG size of output: 539 [2020-10-27 02:41:14,601 WARN L193 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 540 [2020-10-27 02:41:16,497 WARN L193 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 542 [2020-10-27 02:41:20,853 WARN L193 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 540 [2020-10-27 02:41:22,848 WARN L193 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 541 [2020-10-27 02:41:32,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:41:32,369 INFO L93 Difference]: Finished difference Result 2174 states and 3183 transitions. [2020-10-27 02:41:32,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-27 02:41:32,375 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 139 [2020-10-27 02:41:32,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:41:32,400 INFO L225 Difference]: With dead ends: 2174 [2020-10-27 02:41:32,400 INFO L226 Difference]: Without dead ends: 1808 [2020-10-27 02:41:32,407 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 15.4s TimeCoverageRelationStatistics Valid=206, Invalid=496, Unknown=0, NotChecked=0, Total=702 [2020-10-27 02:41:32,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1808 states. [2020-10-27 02:41:32,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1808 to 1208. [2020-10-27 02:41:32,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1208 states. [2020-10-27 02:41:32,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1208 states to 1208 states and 1652 transitions. [2020-10-27 02:41:32,968 INFO L78 Accepts]: Start accepts. Automaton has 1208 states and 1652 transitions. Word has length 139 [2020-10-27 02:41:32,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:41:32,969 INFO L481 AbstractCegarLoop]: Abstraction has 1208 states and 1652 transitions. [2020-10-27 02:41:32,969 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-27 02:41:32,969 INFO L276 IsEmpty]: Start isEmpty. Operand 1208 states and 1652 transitions. [2020-10-27 02:41:32,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2020-10-27 02:41:32,973 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:41:32,974 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:41:32,974 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 02:41:32,974 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 02:41:32,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:41:32,975 INFO L82 PathProgramCache]: Analyzing trace with hash 92253746, now seen corresponding path program 1 times [2020-10-27 02:41:32,975 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:41:32,975 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2115210776] [2020-10-27 02:41:32,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:41:33,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:41:33,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:33,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:33,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:34,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:35,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:35,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:38,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:41:38,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 212 [2020-10-27 02:41:38,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 02:41:38,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-27 02:41:38,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:41:38,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-27 02:41:38,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:41:38,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 184 [2020-10-27 02:41:38,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:41:40,166 WARN L193 SmtUtils]: Spent 2.00 s on a formula simplification that was a NOOP. DAG size: 535 [2020-10-27 02:41:40,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:41:40,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:41:40,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:40,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:41:40,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:41:40,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:41:40,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 86 [2020-10-27 02:41:40,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:41:40,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:41:40,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:41:40,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 02:41:40,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:41:40,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:41:40,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:41:40,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:40,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:41:40,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:41:40,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:41:40,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:41:40,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:41:40,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:41:40,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:41:40,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:41:40,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:41:40,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:41:40,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:41:40,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:40,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:41:40,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:41:40,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:41:40,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:41:40,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:41:40,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:41:40,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:41:40,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:41:40,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:41:40,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:41:40,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:41:40,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:40,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:41:40,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:41:40,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:41:40,321 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:41:40,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:41:40,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:41:40,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:41:40,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:41:40,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:41:40,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:41:40,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:41:40,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:40,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:40,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:41,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:41:41,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-27 02:41:41,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 02:41:41,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 690 [2020-10-27 02:41:41,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:41:41,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:41:41,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:41:41,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-27 02:41:41,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:41:41,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:41:41,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:41:41,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:41,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:41:41,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:41:41,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:41:41,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:41:41,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:41:41,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:41:41,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:41:41,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:41:41,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:41:41,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:41:41,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:41:41,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:41,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:41:41,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:41:41,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:41:41,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:41:41,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:41:41,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:41:41,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:41:41,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:41:41,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:41:41,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 02:41:41,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:41:41,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:41,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:41:41,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:41:41,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:41:41,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:41:41,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:41:41,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:41:41,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:41:41,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:41:41,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:41:41,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:41:41,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:41:41,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:41,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:41:41,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:41:41,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:41:41,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:41:41,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:41:41,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:41:41,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:41:41,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:41:41,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:41:41,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 02:41:41,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:41:41,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:41,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:41:41,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:41:41,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:41:41,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:41:41,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:41:41,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:41:41,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:41:41,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:41:41,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:41:41,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:41:41,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:41:41,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:41,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:41:41,124 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:41:41,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:41:41,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:41:41,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:41:41,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:41:41,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:41:41,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:41:41,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:41:41,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-27 02:41:41,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:41:41,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:41,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:41:41,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 02:41:41,173 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:41:41,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 02:41:41,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:41:41,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:41:41,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:41:41,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-27 02:41:41,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:41:41,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:41:41,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:41:41,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:41,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:41:41,200 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:41:41,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:41:41,200 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:41:41,200 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:41:41,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:41:41,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:41:41,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:41:41,201 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:41:41,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:41:41,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:41:41,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:41,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:41:41,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:41:41,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:41:41,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:41:41,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:41:41,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:41:41,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:41:41,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:41:41,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:41:41,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-27 02:41:41,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:41:41,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:41,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:41:41,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:41:41,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:41:41,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:41:41,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:41:41,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:41:41,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:41:41,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:41:41,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:41:41,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-27 02:41:41,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:41:41,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:41,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:41:41,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:41:41,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:41:41,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:41:41,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:41:41,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:41:41,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:41:41,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:41:41,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:41:41,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-27 02:41:41,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:41:41,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:41,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:41:41,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:41:41,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:41:41,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:41:41,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:41:41,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:41:41,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:41:41,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:41:41,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:41:41,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 02:41:41,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:41:41,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:41,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:41:41,261 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:41:41,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:41:41,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:41:41,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:41:41,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:41:41,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:41:41,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:41:41,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:41:41,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-27 02:41:41,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:41:41,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:41,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:41:41,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 02:41:41,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:41:41,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:41:41,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:41:41,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:41:41,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:41:41,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 02:41:41,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:41:41,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:41:41,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:41:41,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:41,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:41:41,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:41:41,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:41:41,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:41:41,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:41:41,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:41:41,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:41:41,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:41:41,275 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:41:41,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-27 02:41:41,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:41:41,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:41,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:41:41,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:41:41,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:41:41,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:41:41,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:41:41,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:41:41,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:41:41,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 02:41:41,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:41:41,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-27 02:41:41,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:41:41,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:41:41,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:41:41,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:41:41,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:41:41,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:41:41,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:41:41,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:41:41,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:41:41,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:41:41,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:41:41,365 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-27 02:41:41,365 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2115210776] [2020-10-27 02:41:41,365 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 02:41:41,366 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-27 02:41:41,366 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [673567184] [2020-10-27 02:41:41,366 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-27 02:41:41,366 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:41:41,367 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-27 02:41:41,367 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2020-10-27 02:41:41,367 INFO L87 Difference]: Start difference. First operand 1208 states and 1652 transitions. Second operand 12 states. [2020-10-27 02:41:44,071 WARN L193 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 537 [2020-10-27 02:41:55,833 WARN L193 SmtUtils]: Spent 1.90 s on a formula simplification that was a NOOP. DAG size: 539 [2020-10-27 02:41:57,718 WARN L193 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 539 [2020-10-27 02:41:59,648 WARN L193 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 539 [2020-10-27 02:42:03,508 WARN L193 SmtUtils]: Spent 1.82 s on a formula simplification that was a NOOP. DAG size: 537 [2020-10-27 02:42:05,427 WARN L193 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 538 [2020-10-27 02:42:13,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:42:13,423 INFO L93 Difference]: Finished difference Result 4248 states and 6235 transitions. [2020-10-27 02:42:13,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-27 02:42:13,424 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 140 [2020-10-27 02:42:13,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:42:13,449 INFO L225 Difference]: With dead ends: 4248 [2020-10-27 02:42:13,450 INFO L226 Difference]: Without dead ends: 3516 [2020-10-27 02:42:13,455 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 13.7s TimeCoverageRelationStatistics Valid=206, Invalid=496, Unknown=0, NotChecked=0, Total=702 [2020-10-27 02:42:13,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3516 states. [2020-10-27 02:42:14,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3516 to 2372. [2020-10-27 02:42:14,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2372 states. [2020-10-27 02:42:14,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2372 states to 2372 states and 3264 transitions. [2020-10-27 02:42:14,382 INFO L78 Accepts]: Start accepts. Automaton has 2372 states and 3264 transitions. Word has length 140 [2020-10-27 02:42:14,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:42:14,383 INFO L481 AbstractCegarLoop]: Abstraction has 2372 states and 3264 transitions. [2020-10-27 02:42:14,383 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-27 02:42:14,383 INFO L276 IsEmpty]: Start isEmpty. Operand 2372 states and 3264 transitions. [2020-10-27 02:42:14,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2020-10-27 02:42:14,389 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:42:14,390 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:42:14,390 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 02:42:14,390 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 02:42:14,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:42:14,391 INFO L82 PathProgramCache]: Analyzing trace with hash -904818607, now seen corresponding path program 1 times [2020-10-27 02:42:14,391 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:42:14,391 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [927280988] [2020-10-27 02:42:14,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:42:14,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:14,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:14,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:14,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:15,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:19,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:19,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 212 [2020-10-27 02:42:19,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 02:42:19,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-27 02:42:19,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:19,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:42:19,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-27 02:42:19,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 02:42:19,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:21,336 WARN L193 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 535 [2020-10-27 02:42:21,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:42:21,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:21,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:21,387 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:21,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:42:21,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:21,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-27 02:42:21,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:21,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:42:21,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:21,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:42:21,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:21,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:42:21,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:21,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:21,405 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:21,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:42:21,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:21,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:42:21,406 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:21,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:42:21,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:21,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:42:21,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:21,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:42:21,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:21,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:21,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:21,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:42:21,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:21,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:42:21,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:21,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:42:21,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:21,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:42:21,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:21,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:42:21,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:21,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:21,412 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:21,412 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:42:21,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:21,413 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:42:21,413 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:21,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:42:21,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:21,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:42:21,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:21,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:42:21,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:21,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:21,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:21,638 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:21,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-27 02:42:21,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:42:21,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 189 [2020-10-27 02:42:21,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:21,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:42:21,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 02:42:21,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 02:42:21,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:21,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:42:21,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:21,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:21,683 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:21,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:42:21,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:21,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:42:21,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:21,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:42:21,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:21,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:42:21,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:21,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:42:21,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:21,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:21,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:21,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:42:21,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:21,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:42:21,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:21,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:42:21,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:21,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:42:21,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:21,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 02:42:21,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:21,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:21,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:21,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:42:21,701 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:21,701 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 02:42:21,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:21,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:42:21,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:42:21,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 02:42:21,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:21,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:42:21,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:21,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:21,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:21,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:42:21,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:21,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:42:21,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:21,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 02:42:21,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:21,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:42:21,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:21,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 02:42:21,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:21,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:21,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:21,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:42:21,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:21,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:42:21,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:21,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:42:21,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 02:42:21,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:42:21,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:21,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:42:21,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:21,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:21,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:21,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:42:21,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:21,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:42:21,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:21,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:42:21,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:21,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:42:21,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:21,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-27 02:42:21,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:21,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:21,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:21,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 02:42:21,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:21,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:42:21,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:21,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:42:21,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 02:42:21,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:42:21,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:21,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:42:21,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:21,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:21,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:21,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:42:21,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:21,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:42:21,871 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:21,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:42:21,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:21,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:42:21,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:21,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:42:21,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:21,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:21,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:21,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:42:21,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:21,901 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:42:21,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:21,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:42:21,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:21,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:42:21,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:21,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-27 02:42:21,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:21,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:21,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:21,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:42:21,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:21,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:42:21,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:21,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:42:21,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:42:21,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:42:21,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:21,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-27 02:42:21,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:21,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:21,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:21,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:42:21,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:21,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:42:21,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:21,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:42:21,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:42:21,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:42:21,911 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:21,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-27 02:42:21,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:21,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:21,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:21,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:42:21,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:21,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:42:21,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:21,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:42:21,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:42:21,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:42:21,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:21,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 02:42:21,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:21,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:21,919 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:21,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:42:21,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:21,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:42:21,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:21,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:42:21,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:42:21,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:42:21,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:21,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-27 02:42:21,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:21,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:21,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:21,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 02:42:21,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:21,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:42:21,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:21,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:42:21,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 02:42:21,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:42:21,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:21,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:42:21,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:21,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:21,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:21,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:42:21,928 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:21,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:42:21,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:21,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:42:21,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:21,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:42:21,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:21,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-27 02:42:21,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:21,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:21,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:21,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:42:21,933 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:21,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:42:21,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:21,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:42:21,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 02:42:21,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:42:21,934 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:21,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-27 02:42:21,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:21,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:21,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:21,937 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:42:21,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:21,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:42:21,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:21,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:42:21,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:42:21,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:42:21,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:21,986 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-10-27 02:42:21,987 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [927280988] [2020-10-27 02:42:21,987 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 02:42:21,987 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-27 02:42:21,987 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [12216931] [2020-10-27 02:42:21,988 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-27 02:42:21,988 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:42:21,988 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-27 02:42:21,989 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2020-10-27 02:42:21,989 INFO L87 Difference]: Start difference. First operand 2372 states and 3264 transitions. Second operand 13 states. [2020-10-27 02:42:24,669 WARN L193 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 538 [2020-10-27 02:42:26,865 WARN L193 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 537 [2020-10-27 02:42:28,763 WARN L193 SmtUtils]: Spent 1.84 s on a formula simplification that was a NOOP. DAG size: 540 [2020-10-27 02:42:30,743 WARN L193 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 540 [2020-10-27 02:42:42,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:42:42,324 INFO L93 Difference]: Finished difference Result 5847 states and 8469 transitions. [2020-10-27 02:42:42,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-27 02:42:42,325 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 140 [2020-10-27 02:42:42,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:42:42,406 INFO L225 Difference]: With dead ends: 5847 [2020-10-27 02:42:42,407 INFO L226 Difference]: Without dead ends: 3504 [2020-10-27 02:42:42,415 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 136 ImplicationChecksByTransitivity, 10.0s TimeCoverageRelationStatistics Valid=206, Invalid=664, Unknown=0, NotChecked=0, Total=870 [2020-10-27 02:42:42,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3504 states. [2020-10-27 02:42:43,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3504 to 2380. [2020-10-27 02:42:43,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2380 states. [2020-10-27 02:42:43,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2380 states to 2380 states and 3274 transitions. [2020-10-27 02:42:43,522 INFO L78 Accepts]: Start accepts. Automaton has 2380 states and 3274 transitions. Word has length 140 [2020-10-27 02:42:43,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:42:43,523 INFO L481 AbstractCegarLoop]: Abstraction has 2380 states and 3274 transitions. [2020-10-27 02:42:43,523 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-27 02:42:43,523 INFO L276 IsEmpty]: Start isEmpty. Operand 2380 states and 3274 transitions. [2020-10-27 02:42:43,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2020-10-27 02:42:43,530 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:42:43,530 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:42:43,530 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 02:42:43,531 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 02:42:43,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:42:43,531 INFO L82 PathProgramCache]: Analyzing trace with hash 740150215, now seen corresponding path program 1 times [2020-10-27 02:42:43,531 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:42:43,532 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [968858843] [2020-10-27 02:42:43,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:42:43,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:43,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:43,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:43,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:44,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:48,593 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:48,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 213 [2020-10-27 02:42:48,593 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 02:42:48,593 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-27 02:42:48,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:48,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 24 [2020-10-27 02:42:48,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-27 02:42:48,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 138 [2020-10-27 02:42:48,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 02:42:50,726 WARN L193 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 535 [2020-10-27 02:42:50,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:42:50,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:50,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:50,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:50,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:42:50,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:50,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-27 02:42:50,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:50,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:42:50,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:50,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:42:50,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:50,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:42:50,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:50,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:50,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:50,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:42:50,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:50,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:42:50,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:50,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:42:50,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:50,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:42:50,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:50,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:42:50,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:50,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:50,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:50,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:42:50,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:50,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:42:50,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:50,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:42:50,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:50,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:42:50,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:50,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:42:50,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:50,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:50,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:50,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:42:50,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:50,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:42:50,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:50,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:42:50,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:50,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:42:50,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:50,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:42:50,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:50,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:50,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:50,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:51,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:51,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-27 02:42:51,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 02:42:51,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 280 [2020-10-27 02:42:51,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:51,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:42:51,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:51,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-27 02:42:51,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:51,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:42:51,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:51,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:51,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:51,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:42:51,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:51,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:42:51,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:51,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:42:51,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:51,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:42:51,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:51,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:42:51,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:51,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:51,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:51,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:42:51,173 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:51,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:42:51,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:51,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:42:51,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:51,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:42:51,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:51,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 02:42:51,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:51,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:51,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:51,193 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:51,193 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:42:51,193 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:42:51,193 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 02:42:51,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:51,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:42:51,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:51,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 02:42:51,194 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:51,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:42:51,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:51,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:51,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:51,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:42:51,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:51,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:42:51,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:51,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 02:42:51,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:51,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 02:42:51,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:51,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 02:42:51,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:51,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:51,330 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:51,330 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:42:51,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:51,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:42:51,331 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:51,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:42:51,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:51,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 02:42:51,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:51,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:42:51,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:51,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:51,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:51,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:42:51,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:51,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:42:51,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:51,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:42:51,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:51,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:42:51,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:51,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-27 02:42:51,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:51,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:51,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:51,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 02:42:51,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:51,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 02:42:51,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:51,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 02:42:51,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:51,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-27 02:42:51,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:51,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:42:51,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:51,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:51,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:51,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:42:51,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:51,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:42:51,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:51,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:42:51,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:51,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:42:51,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:51,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:42:51,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:51,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:51,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:51,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:42:51,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:51,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:42:51,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:51,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 02:42:51,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:51,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:42:51,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:51,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 02:42:51,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:51,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:51,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:51,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:42:51,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:51,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:42:51,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:51,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:42:51,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:51,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:42:51,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:51,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-27 02:42:51,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:51,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:51,658 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:51,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:42:51,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:51,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:42:51,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:51,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:42:51,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:51,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:42:51,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:51,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-27 02:42:51,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:51,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:51,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:51,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:42:51,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:51,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:42:51,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:51,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:42:51,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:51,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:42:51,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:51,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-27 02:42:51,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:51,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:51,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:51,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:42:51,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:51,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:42:51,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:51,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:42:51,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:51,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:42:51,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:51,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-27 02:42:51,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:51,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:51,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:51,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 02:42:51,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:51,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:42:51,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:51,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:42:51,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:51,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 02:42:51,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:51,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:42:51,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:51,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:51,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:51,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:42:51,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:51,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:42:51,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:51,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:42:51,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:42:51,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:42:51,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:51,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-27 02:42:51,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:51,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:51,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:51,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:42:51,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:51,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:42:51,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:51,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:42:51,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:42:51,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 02:42:51,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:51,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-27 02:42:51,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:42:51,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:42:51,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:42:51,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:42:51,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:42:51,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:42:51,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:42:51,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:42:51,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:42:51,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:42:51,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:42:51,870 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-10-27 02:42:51,870 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [968858843] [2020-10-27 02:42:51,870 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 02:42:51,870 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29] total 29 [2020-10-27 02:42:51,871 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [824803174] [2020-10-27 02:42:51,871 INFO L461 AbstractCegarLoop]: Interpolant automaton has 29 states [2020-10-27 02:42:51,871 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:42:51,872 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2020-10-27 02:42:51,872 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=748, Unknown=0, NotChecked=0, Total=812 [2020-10-27 02:42:51,872 INFO L87 Difference]: Start difference. First operand 2380 states and 3274 transitions. Second operand 29 states. [2020-10-27 02:42:55,252 WARN L193 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 542 [2020-10-27 02:42:57,834 WARN L193 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 539 [2020-10-27 02:42:59,897 WARN L193 SmtUtils]: Spent 1.91 s on a formula simplification that was a NOOP. DAG size: 541 [2020-10-27 02:43:01,921 WARN L193 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 539 [2020-10-27 02:43:04,440 WARN L193 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 537 [2020-10-27 02:43:06,470 WARN L193 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 543 [2020-10-27 02:43:09,151 WARN L193 SmtUtils]: Spent 1.84 s on a formula simplification that was a NOOP. DAG size: 539 [2020-10-27 02:43:11,208 WARN L193 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 541 [2020-10-27 02:43:13,353 WARN L193 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 540 [2020-10-27 02:43:16,889 WARN L193 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 540 [2020-10-27 02:43:21,336 WARN L193 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 538 [2020-10-27 02:43:26,114 WARN L193 SmtUtils]: Spent 1.92 s on a formula simplification that was a NOOP. DAG size: 540 [2020-10-27 02:43:28,240 WARN L193 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 539 [2020-10-27 02:43:31,860 WARN L193 SmtUtils]: Spent 1.84 s on a formula simplification that was a NOOP. DAG size: 541 [2020-10-27 02:43:34,941 WARN L193 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 540 [2020-10-27 02:43:36,970 WARN L193 SmtUtils]: Spent 1.91 s on a formula simplification that was a NOOP. DAG size: 541 [2020-10-27 02:43:38,984 WARN L193 SmtUtils]: Spent 1.91 s on a formula simplification that was a NOOP. DAG size: 541 [2020-10-27 02:43:41,037 WARN L193 SmtUtils]: Spent 1.94 s on a formula simplification that was a NOOP. DAG size: 544