/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=NARROWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/email_spec4_product24.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 12:08:09,169 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 12:08:09,172 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 12:08:09,197 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 12:08:09,197 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 12:08:09,199 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 12:08:09,200 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 12:08:09,202 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 12:08:09,203 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 12:08:09,204 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 12:08:09,205 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 12:08:09,206 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 12:08:09,206 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 12:08:09,207 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 12:08:09,208 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 12:08:09,209 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 12:08:09,210 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 12:08:09,211 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 12:08:09,213 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 12:08:09,214 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 12:08:09,216 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 12:08:09,217 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 12:08:09,218 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 12:08:09,219 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 12:08:09,221 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 12:08:09,221 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 12:08:09,221 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 12:08:09,222 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 12:08:09,223 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 12:08:09,224 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 12:08:09,224 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 12:08:09,225 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 12:08:09,225 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 12:08:09,226 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 12:08:09,227 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 12:08:09,227 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 12:08:09,228 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 12:08:09,228 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 12:08:09,228 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 12:08:09,229 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 12:08:09,230 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 12:08:09,231 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-13 12:08:09,255 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 12:08:09,255 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 12:08:09,256 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 12:08:09,256 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 12:08:09,256 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 12:08:09,257 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 12:08:09,257 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-13 12:08:09,258 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 12:08:09,258 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-13 12:08:09,259 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 12:08:09,259 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 12:08:09,259 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 12:08:09,259 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 12:08:09,259 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-13 12:08:09,260 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 12:08:09,260 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 12:08:09,262 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 12:08:09,262 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 12:08:09,262 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 12:08:09,262 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 12:08:09,263 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 12:08:09,263 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 12:08:09,263 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 12:08:09,263 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 12:08:09,263 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 12:08:09,264 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 12:08:09,264 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 12:08:09,264 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 12:08:09,264 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 12:08:09,264 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; [2020-10-13 12:08:09,600 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 12:08:09,614 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 12:08:09,617 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 12:08:09,619 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 12:08:09,619 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 12:08:09,620 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec4_product24.cil.c [2020-10-13 12:08:09,682 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/448a4e884/f45a18f4add343a6b7bfa0c1dbe750dc/FLAG30c62c4ba [2020-10-13 12:08:10,329 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 12:08:10,330 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec4_product24.cil.c [2020-10-13 12:08:10,357 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/448a4e884/f45a18f4add343a6b7bfa0c1dbe750dc/FLAG30c62c4ba [2020-10-13 12:08:10,536 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/448a4e884/f45a18f4add343a6b7bfa0c1dbe750dc [2020-10-13 12:08:10,545 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 12:08:10,546 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 12:08:10,547 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 12:08:10,548 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 12:08:10,551 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 12:08:10,552 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:08:10" (1/1) ... [2020-10-13 12:08:10,555 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20e20dd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:08:10, skipping insertion in model container [2020-10-13 12:08:10,556 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:08:10" (1/1) ... [2020-10-13 12:08:10,564 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 12:08:10,627 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 12:08:11,390 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 12:08:11,405 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 12:08:11,504 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 12:08:11,588 INFO L208 MainTranslator]: Completed translation [2020-10-13 12:08:11,589 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:08:11 WrapperNode [2020-10-13 12:08:11,589 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 12:08:11,590 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 12:08:11,590 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 12:08:11,590 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 12:08:11,604 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:08:11" (1/1) ... [2020-10-13 12:08:11,605 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:08:11" (1/1) ... [2020-10-13 12:08:11,637 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:08:11" (1/1) ... [2020-10-13 12:08:11,638 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:08:11" (1/1) ... [2020-10-13 12:08:11,692 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:08:11" (1/1) ... [2020-10-13 12:08:11,714 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:08:11" (1/1) ... [2020-10-13 12:08:11,728 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:08:11" (1/1) ... [2020-10-13 12:08:11,756 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 12:08:11,760 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 12:08:11,760 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 12:08:11,760 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 12:08:11,762 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:08:11" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 12:08:11,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 12:08:11,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 12:08:11,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-13 12:08:11,886 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-13 12:08:11,886 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-10-13 12:08:11,886 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-10-13 12:08:11,887 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-10-13 12:08:11,888 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-10-13 12:08:11,888 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-10-13 12:08:11,888 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-10-13 12:08:11,888 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-10-13 12:08:11,888 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-10-13 12:08:11,889 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-10-13 12:08:11,889 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-10-13 12:08:11,890 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-10-13 12:08:11,890 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-10-13 12:08:11,891 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-10-13 12:08:11,891 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-10-13 12:08:11,891 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-10-13 12:08:11,891 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-10-13 12:08:11,892 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-10-13 12:08:11,892 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-10-13 12:08:11,892 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-10-13 12:08:11,893 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-10-13 12:08:11,893 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-10-13 12:08:11,894 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-10-13 12:08:11,894 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-10-13 12:08:11,894 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-10-13 12:08:11,894 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-10-13 12:08:11,894 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-10-13 12:08:11,895 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-10-13 12:08:11,895 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-10-13 12:08:11,895 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-10-13 12:08:11,895 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-10-13 12:08:11,895 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-13 12:08:11,895 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-13 12:08:11,896 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-13 12:08:11,896 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-13 12:08:11,896 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-13 12:08:11,896 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-13 12:08:11,898 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-13 12:08:11,898 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-13 12:08:11,898 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-13 12:08:11,898 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-13 12:08:11,898 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-13 12:08:11,898 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-10-13 12:08:11,899 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-10-13 12:08:11,899 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-10-13 12:08:11,899 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-10-13 12:08:11,899 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-10-13 12:08:11,900 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-10-13 12:08:11,900 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-10-13 12:08:11,900 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-10-13 12:08:11,901 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-10-13 12:08:11,901 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-10-13 12:08:11,901 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-10-13 12:08:11,901 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-10-13 12:08:11,901 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-10-13 12:08:11,902 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-10-13 12:08:11,902 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-10-13 12:08:11,902 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-10-13 12:08:11,902 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-10-13 12:08:11,902 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-10-13 12:08:11,903 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-10-13 12:08:11,903 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-10-13 12:08:11,903 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-10-13 12:08:11,904 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2020-10-13 12:08:11,904 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-10-13 12:08:11,904 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2020-10-13 12:08:11,905 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-10-13 12:08:11,905 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2020-10-13 12:08:11,906 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-10-13 12:08:11,907 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-10-13 12:08:11,907 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-10-13 12:08:11,907 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-13 12:08:11,907 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 12:08:11,907 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2020-10-13 12:08:11,908 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2020-10-13 12:08:11,908 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2020-10-13 12:08:11,908 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2020-10-13 12:08:11,908 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2020-10-13 12:08:11,908 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2020-10-13 12:08:11,908 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2020-10-13 12:08:11,909 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2020-10-13 12:08:11,909 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2020-10-13 12:08:11,909 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2020-10-13 12:08:11,909 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2020-10-13 12:08:11,909 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__SignForward_spec__1 [2020-10-13 12:08:11,909 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__AutoResponder [2020-10-13 12:08:11,910 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Forward [2020-10-13 12:08:11,910 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-10-13 12:08:11,910 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-10-13 12:08:11,910 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-10-13 12:08:11,910 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-10-13 12:08:11,910 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-10-13 12:08:11,911 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2020-10-13 12:08:11,911 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-10-13 12:08:11,911 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-10-13 12:08:11,911 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Keys [2020-10-13 12:08:11,911 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2020-10-13 12:08:11,911 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2020-10-13 12:08:11,912 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-10-13 12:08:11,912 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-10-13 12:08:11,912 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-10-13 12:08:11,912 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-10-13 12:08:11,912 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-10-13 12:08:11,913 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-10-13 12:08:11,913 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-10-13 12:08:11,913 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2020-10-13 12:08:11,913 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2020-10-13 12:08:11,913 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2020-10-13 12:08:11,913 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2020-10-13 12:08:11,914 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2020-10-13 12:08:11,914 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2020-10-13 12:08:11,914 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 12:08:11,914 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 12:08:11,914 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2020-10-13 12:08:11,915 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2020-10-13 12:08:11,916 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2020-10-13 12:08:11,916 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2020-10-13 12:08:11,917 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2020-10-13 12:08:11,917 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2020-10-13 12:08:11,917 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2020-10-13 12:08:11,918 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2020-10-13 12:08:11,918 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2020-10-13 12:08:11,919 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-10-13 12:08:11,919 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-13 12:08:11,922 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-10-13 12:08:11,923 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-10-13 12:08:11,923 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-10-13 12:08:11,923 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-10-13 12:08:11,923 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-10-13 12:08:11,924 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-10-13 12:08:11,924 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-10-13 12:08:11,925 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-10-13 12:08:11,925 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-10-13 12:08:11,925 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-10-13 12:08:11,925 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-10-13 12:08:11,925 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-10-13 12:08:11,925 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-10-13 12:08:11,926 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-10-13 12:08:11,926 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-10-13 12:08:11,926 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-10-13 12:08:11,934 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-10-13 12:08:11,935 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-10-13 12:08:11,935 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-10-13 12:08:11,935 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-10-13 12:08:11,935 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-10-13 12:08:11,935 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-10-13 12:08:11,935 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-10-13 12:08:11,935 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-10-13 12:08:11,936 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-10-13 12:08:11,936 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-10-13 12:08:11,936 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-10-13 12:08:11,936 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-10-13 12:08:11,937 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-10-13 12:08:11,937 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-13 12:08:11,937 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-10-13 12:08:11,937 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-13 12:08:11,937 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-13 12:08:11,938 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-13 12:08:11,938 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-13 12:08:11,938 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-13 12:08:11,938 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-13 12:08:11,938 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-13 12:08:11,938 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-13 12:08:11,938 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-13 12:08:11,939 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-13 12:08:11,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-13 12:08:11,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-13 12:08:11,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-13 12:08:11,940 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-13 12:08:11,940 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-13 12:08:11,940 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-13 12:08:11,940 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-13 12:08:11,940 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-13 12:08:11,940 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-13 12:08:11,940 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-13 12:08:11,940 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-13 12:08:11,941 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-13 12:08:11,941 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-10-13 12:08:11,941 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-10-13 12:08:11,941 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-10-13 12:08:11,941 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-10-13 12:08:11,941 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-10-13 12:08:11,941 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-10-13 12:08:11,941 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-10-13 12:08:11,941 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-10-13 12:08:11,942 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-10-13 12:08:11,942 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-10-13 12:08:11,942 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-10-13 12:08:11,942 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-10-13 12:08:11,942 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-10-13 12:08:11,942 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-10-13 12:08:11,942 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-10-13 12:08:11,942 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-10-13 12:08:11,943 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-10-13 12:08:11,943 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-10-13 12:08:11,943 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-10-13 12:08:11,943 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-10-13 12:08:11,943 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-10-13 12:08:11,943 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-13 12:08:11,943 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-10-13 12:08:11,943 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-10-13 12:08:11,944 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-10-13 12:08:11,944 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-10-13 12:08:11,944 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-10-13 12:08:11,944 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2020-10-13 12:08:11,944 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-10-13 12:08:11,944 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-10-13 12:08:11,944 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-10-13 12:08:11,944 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-10-13 12:08:11,945 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-13 12:08:11,945 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 12:08:11,945 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2020-10-13 12:08:11,945 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2020-10-13 12:08:11,945 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2020-10-13 12:08:11,945 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2020-10-13 12:08:11,945 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2020-10-13 12:08:11,945 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__SignForward_spec__1 [2020-10-13 12:08:11,945 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-10-13 12:08:11,946 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-10-13 12:08:11,946 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-10-13 12:08:11,946 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-10-13 12:08:11,946 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__AutoResponder [2020-10-13 12:08:11,946 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Forward [2020-10-13 12:08:11,946 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-10-13 12:08:11,946 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-10-13 12:08:11,946 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-10-13 12:08:11,947 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-10-13 12:08:11,947 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-10-13 12:08:11,947 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2020-10-13 12:08:11,947 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2020-10-13 12:08:11,947 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2020-10-13 12:08:11,947 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2020-10-13 12:08:11,947 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2020-10-13 12:08:11,947 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2020-10-13 12:08:11,947 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Keys [2020-10-13 12:08:11,948 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2020-10-13 12:08:11,948 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2020-10-13 12:08:11,948 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 12:08:11,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-13 12:08:11,948 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 12:08:13,924 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 12:08:13,925 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-13 12:08:13,933 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:08:13 BoogieIcfgContainer [2020-10-13 12:08:13,933 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 12:08:13,935 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 12:08:13,935 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 12:08:13,939 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 12:08:13,939 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:08:10" (1/3) ... [2020-10-13 12:08:13,940 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74f645c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:08:13, skipping insertion in model container [2020-10-13 12:08:13,940 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:08:11" (2/3) ... [2020-10-13 12:08:13,940 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74f645c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:08:13, skipping insertion in model container [2020-10-13 12:08:13,941 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:08:13" (3/3) ... [2020-10-13 12:08:13,942 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec4_product24.cil.c [2020-10-13 12:08:13,953 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 12:08:13,962 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 12:08:13,978 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 12:08:14,007 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 12:08:14,007 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 12:08:14,007 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 12:08:14,007 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 12:08:14,008 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 12:08:14,008 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 12:08:14,008 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 12:08:14,008 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 12:08:14,039 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states. [2020-10-13 12:08:14,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2020-10-13 12:08:14,062 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:08:14,063 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:08:14,064 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:08:14,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:08:14,072 INFO L82 PathProgramCache]: Analyzing trace with hash 1143948929, now seen corresponding path program 1 times [2020-10-13 12:08:14,083 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:08:14,083 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1907725047] [2020-10-13 12:08:14,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:08:14,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:14,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:14,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:15,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:15,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:16,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:19,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:19,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 220 [2020-10-13 12:08:19,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:08:19,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5046 [2020-10-13 12:08:19,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:19,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:19,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 121 [2020-10-13 12:08:19,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:19,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-13 12:08:21,383 WARN L193 SmtUtils]: Spent 1.59 s on a formula simplification that was a NOOP. DAG size: 547 [2020-10-13 12:08:21,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:08:21,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:21,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:21,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:21,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:08:21,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:21,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-13 12:08:21,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:21,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:21,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:21,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:21,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:21,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:08:21,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:21,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:21,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:21,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:08:21,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:21,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:08:21,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:21,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:21,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:21,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:21,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:21,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:08:21,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:21,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:21,525 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:21,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:08:21,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:21,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:08:21,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:21,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:21,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:21,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:21,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:08:21,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:08:21,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:21,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:21,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:21,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:08:21,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:21,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:08:21,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:21,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:21,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:21,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:21,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:08:21,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:08:21,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:21,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:21,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:21,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:21,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:23,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:26,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:26,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:08:26,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:08:26,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-13 12:08:26,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:26,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:26,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:26,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:26,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:26,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:08:26,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:26,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:26,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:26,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:08:26,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:26,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:08:26,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:26,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:26,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:26,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:26,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-13 12:08:26,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:08:26,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:26,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:26,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:26,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:08:26,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:26,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:08:26,690 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:26,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:26,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:26,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:26,691 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:26,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:08:26,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:26,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:26,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:26,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:26,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:26,701 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:08:26,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:26,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:26,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:26,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:26,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:26,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:08:26,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:26,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:26,725 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:26,725 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:26,725 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:26,725 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:08:26,726 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:26,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:26,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:26,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:26,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:26,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 12:08:26,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:26,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:26,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:26,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:08:26,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:26,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:08:26,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:26,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:26,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:26,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:26,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:26,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:08:26,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:26,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:26,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:26,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:08:26,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:26,753 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:08:26,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:26,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:26,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:26,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:26,754 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:26,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:08:26,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:26,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:26,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:26,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:26,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:26,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:08:26,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:26,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:26,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:26,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:26,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:26,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:08:26,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:26,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:26,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:26,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:26,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:26,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:08:26,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:26,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:26,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:26,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:26,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:26,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:08:26,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:26,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:26,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:26,775 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:08:26,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:26,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:08:26,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:26,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:26,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:26,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:26,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:26,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:08:26,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:26,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:26,784 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:26,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:08:26,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:26,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:08:26,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:26,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:26,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:26,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:26,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:26,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:08:26,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:26,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:26,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:26,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:26,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:26,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:08:26,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:26,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:26,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:26,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:26,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:26,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:08:26,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:26,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:26,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:26,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:26,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:26,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:08:26,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:26,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:26,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:26,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:26,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:08:26,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-13 12:08:26,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:26,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:26,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:26,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:08:26,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:26,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:08:26,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:26,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:26,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 12:08:26,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:26,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:26,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:08:26,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:26,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:26,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:26,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:26,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:26,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:08:26,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:26,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:26,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:26,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:26,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:26,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:08:26,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:26,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:26,886 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:26,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:26,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:26,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:08:26,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:26,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:26,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:26,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:26,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:26,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-13 12:08:26,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:26,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:26,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:26,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 12:08:26,922 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:26,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:08:26,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:26,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:26,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 12:08:26,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:26,923 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:26,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:08:26,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:26,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:26,927 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:26,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:26,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:26,928 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:08:26,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:26,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:26,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:26,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:26,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:08:26,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-13 12:08:26,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:26,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:26,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:26,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:26,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:26,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:08:26,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:26,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:26,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:08:26,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:26,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:08:26,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-13 12:08:26,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:26,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:26,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:26,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:26,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:26,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:08:26,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:26,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:26,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:08:26,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:26,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-13 12:08:26,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-13 12:08:26,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:26,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:26,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:26,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:26,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:26,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:08:26,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:26,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:26,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:08:26,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:26,955 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:08:26,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-13 12:08:26,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:26,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:26,959 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:26,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:26,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:26,960 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:08:26,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:26,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:26,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:08:26,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:26,961 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:27,040 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-10-13 12:08:27,041 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1907725047] [2020-10-13 12:08:27,043 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:08:27,043 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-13 12:08:27,044 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1888674231] [2020-10-13 12:08:27,051 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 12:08:27,052 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:08:27,064 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 12:08:27,065 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2020-10-13 12:08:27,067 INFO L87 Difference]: Start difference. First operand 526 states. Second operand 11 states. [2020-10-13 12:08:46,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:08:46,274 INFO L93 Difference]: Finished difference Result 1291 states and 1941 transitions. [2020-10-13 12:08:46,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2020-10-13 12:08:46,277 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 148 [2020-10-13 12:08:46,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:08:46,316 INFO L225 Difference]: With dead ends: 1291 [2020-10-13 12:08:46,317 INFO L226 Difference]: Without dead ends: 867 [2020-10-13 12:08:46,329 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 460 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=419, Invalid=1303, Unknown=0, NotChecked=0, Total=1722 [2020-10-13 12:08:46,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 867 states. [2020-10-13 12:08:46,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 867 to 503. [2020-10-13 12:08:46,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 503 states. [2020-10-13 12:08:46,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 503 states and 663 transitions. [2020-10-13 12:08:46,669 INFO L78 Accepts]: Start accepts. Automaton has 503 states and 663 transitions. Word has length 148 [2020-10-13 12:08:46,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:08:46,670 INFO L479 AbstractCegarLoop]: Abstraction has 503 states and 663 transitions. [2020-10-13 12:08:46,670 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-13 12:08:46,670 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 663 transitions. [2020-10-13 12:08:46,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2020-10-13 12:08:46,677 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:08:46,677 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:08:46,677 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 12:08:46,678 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:08:46,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:08:46,678 INFO L82 PathProgramCache]: Analyzing trace with hash 400393156, now seen corresponding path program 1 times [2020-10-13 12:08:46,678 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:08:46,679 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1356909334] [2020-10-13 12:08:46,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:08:46,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:46,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:46,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:46,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:47,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:47,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:51,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:51,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 221 [2020-10-13 12:08:51,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:08:51,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-13 12:08:51,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:51,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:08:51,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-13 12:08:51,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-13 12:08:51,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-10-13 12:08:53,267 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification that was a NOOP. DAG size: 547 [2020-10-13 12:08:53,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:08:53,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:53,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:53,321 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:53,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:08:53,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:53,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-13 12:08:53,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:53,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:53,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:53,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:53,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:53,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:08:53,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:53,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:53,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:53,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:08:53,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:53,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:08:53,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:53,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:53,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:53,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:53,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:53,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:08:53,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:53,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:53,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:53,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:08:53,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:53,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:08:53,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:53,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:53,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:53,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:53,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:53,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:08:53,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:53,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:53,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:53,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:08:53,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:53,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:08:53,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:53,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:53,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:53,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:53,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:53,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:08:53,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:53,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:53,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:53,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:53,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:54,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:58,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:58,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:08:58,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:08:58,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-13 12:08:58,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:58,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:58,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:58,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:58,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:58,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:08:58,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:58,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:58,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:58,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:08:58,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:58,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:08:58,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:58,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:58,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:58,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:58,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:58,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:08:58,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:58,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:58,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:58,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:08:58,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:58,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:08:58,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:58,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:58,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:58,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:58,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:58,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:08:58,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:58,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:58,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:58,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:58,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:58,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:08:58,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:58,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:58,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:58,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:58,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:58,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:08:58,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:58,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:58,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:58,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:58,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:58,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:08:58,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:58,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:58,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:58,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:58,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:58,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 12:08:58,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:58,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:58,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:58,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:08:58,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:58,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:08:58,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:58,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:58,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:58,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:58,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:58,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:08:58,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:58,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:58,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:58,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:08:58,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:58,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:08:58,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:58,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:58,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:58,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:58,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:08:58,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:08:58,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:58,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:58,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:58,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:58,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:58,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:08:58,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:58,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:58,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:58,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:58,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:08:58,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:08:58,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:58,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:58,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:58,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:58,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:58,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:08:58,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:58,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:58,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:58,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:58,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:58,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:08:58,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:58,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:58,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:58,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:08:58,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:58,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 12:08:58,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:58,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:58,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:58,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:58,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:08:58,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:08:58,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:58,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:58,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:58,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:08:58,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:58,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:08:58,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:58,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:58,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:58,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:58,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:08:58,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:08:58,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:58,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:58,555 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:58,555 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:58,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:58,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:08:58,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:58,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:58,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:58,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:58,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:08:58,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:08:58,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:58,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:58,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:58,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:58,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:58,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:08:58,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:58,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:58,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:58,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:58,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:58,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-13 12:08:58,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:58,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:58,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:58,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:08:58,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:58,611 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 12:08:58,611 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:58,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:58,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 12:08:58,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:58,612 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:08:58,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:08:58,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:58,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:58,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:58,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:58,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:58,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:08:58,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:58,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:58,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:58,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:58,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:08:58,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:08:58,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:58,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:58,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:58,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:58,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:58,662 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:08:58,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:58,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:58,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:58,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:58,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:58,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-13 12:08:58,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:58,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:58,691 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:58,692 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 12:08:58,692 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:58,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:08:58,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:58,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:58,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 12:08:58,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:58,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:58,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:08:58,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:58,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:58,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:58,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:58,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:58,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:08:58,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:58,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:58,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:58,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:58,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:58,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-13 12:08:58,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:58,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:58,702 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:58,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:58,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:58,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:08:58,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:58,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:58,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:08:58,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:58,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:58,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-13 12:08:58,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:58,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:58,708 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:58,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:58,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:58,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:08:58,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:58,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:58,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:08:58,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:58,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:58,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-13 12:08:58,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:58,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:58,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:58,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:58,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:58,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:08:58,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:58,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:58,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:08:58,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:58,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:58,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-10-13 12:08:58,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:58,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:58,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:58,719 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:58,719 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:58,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:08:58,719 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:58,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:58,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:08:58,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:58,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:58,771 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-10-13 12:08:58,771 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1356909334] [2020-10-13 12:08:58,772 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:08:58,772 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-13 12:08:58,772 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1373738682] [2020-10-13 12:08:58,774 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-13 12:08:58,774 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:08:58,774 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-13 12:08:58,775 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2020-10-13 12:08:58,775 INFO L87 Difference]: Start difference. First operand 503 states and 663 transitions. Second operand 12 states. [2020-10-13 12:09:02,942 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-13 12:09:17,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:09:17,199 INFO L93 Difference]: Finished difference Result 1130 states and 1587 transitions. [2020-10-13 12:09:17,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-13 12:09:17,200 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 149 [2020-10-13 12:09:17,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:09:17,209 INFO L225 Difference]: With dead ends: 1130 [2020-10-13 12:09:17,209 INFO L226 Difference]: Without dead ends: 870 [2020-10-13 12:09:17,211 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=176, Invalid=376, Unknown=0, NotChecked=0, Total=552 [2020-10-13 12:09:17,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 870 states. [2020-10-13 12:09:17,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 870 to 505. [2020-10-13 12:09:17,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 505 states. [2020-10-13 12:09:17,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 505 states and 665 transitions. [2020-10-13 12:09:17,430 INFO L78 Accepts]: Start accepts. Automaton has 505 states and 665 transitions. Word has length 149 [2020-10-13 12:09:17,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:09:17,430 INFO L479 AbstractCegarLoop]: Abstraction has 505 states and 665 transitions. [2020-10-13 12:09:17,430 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-13 12:09:17,431 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 665 transitions. [2020-10-13 12:09:17,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-10-13 12:09:17,434 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:09:17,434 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:09:17,434 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-13 12:09:17,434 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:09:17,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:09:17,435 INFO L82 PathProgramCache]: Analyzing trace with hash 801384450, now seen corresponding path program 1 times [2020-10-13 12:09:17,435 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:09:17,435 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [890065995] [2020-10-13 12:09:17,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:09:17,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:17,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:17,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:17,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:17,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:17,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:17,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:19,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:19,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:20,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:20,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:20,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:20,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:22,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:22,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 233 [2020-10-13 12:09:22,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-13 12:09:22,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-13 12:09:22,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:22,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:09:22,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-13 12:09:22,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:09:22,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:24,080 WARN L193 SmtUtils]: Spent 1.52 s on a formula simplification that was a NOOP. DAG size: 547 [2020-10-13 12:09:24,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:09:24,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:24,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:24,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:24,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:09:24,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:24,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-13 12:09:24,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:24,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:24,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:24,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:24,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:24,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:09:24,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:24,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:24,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:24,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:09:24,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:24,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:09:24,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:24,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:24,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:24,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:24,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:24,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:09:24,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:24,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:24,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:24,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:09:24,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:24,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:09:24,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:24,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:24,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:24,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:24,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:24,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:09:24,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:24,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:24,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:24,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:09:24,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:24,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:09:24,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:24,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:24,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:24,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:24,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:24,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:09:24,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:24,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:24,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:24,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:24,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:24,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:28,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:28,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:09:28,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:09:28,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4286 [2020-10-13 12:09:28,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:28,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:28,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:28,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:28,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:28,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:09:28,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:28,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:28,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:28,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:09:28,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:28,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:09:28,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:28,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:28,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:28,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:28,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:28,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:09:28,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:28,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:28,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:28,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:09:28,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:28,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:09:28,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:28,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:28,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:28,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:28,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:28,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:09:28,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:28,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:28,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:28,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:28,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:28,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:09:28,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:28,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:28,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:28,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:28,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:28,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:09:28,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:28,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:28,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:28,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:28,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:28,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:09:28,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:28,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:28,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:28,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:28,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:28,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 12:09:28,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:28,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:28,580 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:28,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:09:28,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:28,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 12:09:28,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:28,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:28,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:28,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:28,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:28,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:09:28,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:28,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:28,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:28,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:09:28,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:28,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:09:28,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:28,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:28,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:28,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:28,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:28,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:09:28,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:28,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:28,593 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:28,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:28,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:28,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:09:28,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:28,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:28,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:28,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:28,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:28,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:09:28,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:28,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:28,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:28,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:28,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:28,600 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:09:28,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:28,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:28,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:28,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:28,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:28,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:09:28,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:28,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:28,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:28,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:09:28,609 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:28,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:09:28,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:28,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:28,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:28,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:28,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:28,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:09:28,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:28,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:28,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:28,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:09:28,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:28,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:09:28,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:28,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:28,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:28,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:28,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:28,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:09:28,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:28,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:28,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:28,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:28,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:28,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:09:28,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:28,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:28,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:28,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:28,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:28,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:09:28,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:28,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:28,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:28,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:28,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:28,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:09:28,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:28,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:28,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:28,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:28,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:28,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-13 12:09:28,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:28,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:28,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:28,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:09:28,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:28,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:09:28,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:28,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:28,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 12:09:28,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:28,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:28,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:09:28,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:28,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:28,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:28,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:28,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:28,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:09:28,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:28,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:28,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:28,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:28,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:09:28,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:09:28,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:28,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:28,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:28,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:28,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:28,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:09:28,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:28,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:28,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:28,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:28,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-10-13 12:09:28,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-13 12:09:28,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:28,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:28,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:28,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 12:09:28,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:28,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:09:28,779 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:28,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:28,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 12:09:28,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:28,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:28,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:09:28,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:28,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:28,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:28,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:28,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:28,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:09:28,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:28,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:28,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:28,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:28,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:28,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-13 12:09:28,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:28,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:28,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:28,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:28,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:28,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:09:28,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:28,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:28,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:09:28,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:28,791 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:09:28,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-13 12:09:28,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:28,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:28,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:28,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:28,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:28,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:09:28,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:28,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:28,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:09:28,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:28,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:09:28,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-13 12:09:28,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:28,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:28,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:28,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:28,804 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:28,804 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:09:28,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:28,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:28,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:09:28,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:28,805 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:28,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2020-10-13 12:09:28,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:28,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:28,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:28,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:28,811 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:28,811 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:09:28,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:28,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:28,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:09:28,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:28,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:28,878 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-10-13 12:09:28,879 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [890065995] [2020-10-13 12:09:28,880 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:09:28,880 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-13 12:09:28,880 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [472987998] [2020-10-13 12:09:28,881 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-13 12:09:28,881 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:09:28,881 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-13 12:09:28,883 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2020-10-13 12:09:28,883 INFO L87 Difference]: Start difference. First operand 505 states and 665 transitions. Second operand 12 states. [2020-10-13 12:09:33,321 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-13 12:09:50,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:09:50,884 INFO L93 Difference]: Finished difference Result 1438 states and 2101 transitions. [2020-10-13 12:09:50,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-13 12:09:50,884 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 161 [2020-10-13 12:09:50,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:09:50,892 INFO L225 Difference]: With dead ends: 1438 [2020-10-13 12:09:50,892 INFO L226 Difference]: Without dead ends: 998 [2020-10-13 12:09:50,894 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=211, Invalid=439, Unknown=0, NotChecked=0, Total=650 [2020-10-13 12:09:50,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 998 states. [2020-10-13 12:09:51,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 998 to 547. [2020-10-13 12:09:51,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 547 states. [2020-10-13 12:09:51,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 547 states and 737 transitions. [2020-10-13 12:09:51,078 INFO L78 Accepts]: Start accepts. Automaton has 547 states and 737 transitions. Word has length 161 [2020-10-13 12:09:51,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:09:51,079 INFO L479 AbstractCegarLoop]: Abstraction has 547 states and 737 transitions. [2020-10-13 12:09:51,079 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-13 12:09:51,079 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 737 transitions. [2020-10-13 12:09:51,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2020-10-13 12:09:51,083 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:09:51,083 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:09:51,083 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-13 12:09:51,084 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:09:51,084 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:09:51,084 INFO L82 PathProgramCache]: Analyzing trace with hash 710621825, now seen corresponding path program 1 times [2020-10-13 12:09:51,084 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:09:51,085 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1545268003] [2020-10-13 12:09:51,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:09:51,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:51,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:51,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:51,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:51,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:52,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:52,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:52,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:52,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:52,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:52,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:53,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:56,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:56,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 234 [2020-10-13 12:09:56,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-13 12:09:56,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5021 [2020-10-13 12:09:56,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:56,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:09:56,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-13 12:09:56,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:09:56,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:57,473 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 547 [2020-10-13 12:09:57,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:09:57,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:57,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:57,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:57,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:09:57,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:57,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-13 12:09:57,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:57,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:57,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:57,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:57,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:57,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:09:57,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:57,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:57,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:57,538 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:09:57,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:57,539 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:09:57,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:57,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:57,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:57,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:57,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:57,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:09:57,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:57,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:57,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:57,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:09:57,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:57,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:09:57,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:57,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:57,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:57,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:57,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:57,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:09:57,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:57,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:57,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:57,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:09:57,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:57,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:09:57,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:57,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:57,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:57,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:57,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:57,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:09:57,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:57,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:57,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:57,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:57,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:58,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:01,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:01,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:10:01,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:10:01,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4117 [2020-10-13 12:10:01,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:01,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:01,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:10:01,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:01,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:01,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:10:01,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:01,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:01,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:01,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:10:01,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:01,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:10:01,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:01,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:01,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:10:01,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:01,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:01,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:10:01,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:01,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:01,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:01,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:10:01,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:01,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:10:01,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:01,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:01,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:10:01,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:01,764 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:01,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:10:01,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:01,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:01,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:01,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:10:01,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:01,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:10:01,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:01,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:01,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:10:01,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:01,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:01,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:10:01,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:01,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:01,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:01,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:10:01,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:01,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:10:01,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:01,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:01,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:10:01,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:01,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:01,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 12:10:01,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:01,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:01,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:01,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:10:01,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:01,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:10:01,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:01,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:01,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:10:01,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:01,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:01,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:10:01,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:01,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:01,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:01,804 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:10:01,804 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:01,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:10:01,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:01,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:01,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:10:01,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:01,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:01,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:10:01,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:01,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:01,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:01,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:10:01,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:01,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:10:01,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:01,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:01,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:10:01,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:01,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:01,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:10:01,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:01,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:01,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:01,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:10:01,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:01,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:10:01,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:01,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:01,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:10:01,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:01,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:01,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:10:01,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:01,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:01,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:01,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:10:01,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:01,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:10:01,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:01,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:01,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:10:01,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:01,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:01,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:10:01,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:01,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:01,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:01,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:10:01,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:01,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:10:01,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:01,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:01,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:10:01,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:01,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:01,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:10:01,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:01,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:01,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:01,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:10:01,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:01,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:10:01,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:01,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:01,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:10:01,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:01,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:01,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:10:01,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:01,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:01,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:01,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:10:01,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:01,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:10:01,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:01,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:01,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:10:01,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:01,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:01,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-13 12:10:01,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:01,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:01,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:01,861 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:10:01,861 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:01,861 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:10:01,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:01,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:01,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 12:10:01,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:01,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:01,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:10:01,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:01,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:01,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:01,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:10:01,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:01,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:10:01,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:01,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:01,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:10:01,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:01,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:01,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:10:01,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:01,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:01,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:01,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:10:01,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:01,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:10:01,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:01,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:01,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:10:01,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:01,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:01,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-13 12:10:01,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:01,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:01,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:01,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 12:10:01,932 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:01,932 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:10:01,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:01,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:01,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 12:10:01,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:01,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:01,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:10:01,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:01,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:01,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:01,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:10:01,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:01,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:10:01,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:01,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:01,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:10:01,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:01,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:01,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-13 12:10:01,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:01,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:01,938 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:01,939 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:10:01,939 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:01,939 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:10:01,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:01,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:01,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:10:01,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:01,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:01,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-13 12:10:01,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:01,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:01,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:01,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:10:01,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:01,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:10:01,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:01,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:01,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:10:01,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:01,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:01,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-13 12:10:01,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:01,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:01,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:01,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:10:01,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:01,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:10:01,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:01,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:01,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:10:01,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:01,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:01,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-10-13 12:10:01,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:01,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:01,949 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:01,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:10:01,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:01,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:10:01,950 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:01,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:01,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:10:01,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:01,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:02,001 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-10-13 12:10:02,002 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1545268003] [2020-10-13 12:10:02,002 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:10:02,002 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-13 12:10:02,002 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1234521079] [2020-10-13 12:10:02,003 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-13 12:10:02,003 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:10:02,003 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-13 12:10:02,004 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2020-10-13 12:10:02,004 INFO L87 Difference]: Start difference. First operand 547 states and 737 transitions. Second operand 12 states. [2020-10-13 12:10:06,272 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-13 12:10:24,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:10:24,073 INFO L93 Difference]: Finished difference Result 1723 states and 2641 transitions. [2020-10-13 12:10:24,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-13 12:10:24,074 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 162 [2020-10-13 12:10:24,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:10:24,083 INFO L225 Difference]: With dead ends: 1723 [2020-10-13 12:10:24,083 INFO L226 Difference]: Without dead ends: 1241 [2020-10-13 12:10:24,086 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=211, Invalid=439, Unknown=0, NotChecked=0, Total=650 [2020-10-13 12:10:24,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1241 states. [2020-10-13 12:10:24,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1241 to 628. [2020-10-13 12:10:24,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 628 states. [2020-10-13 12:10:24,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 628 states and 875 transitions. [2020-10-13 12:10:24,405 INFO L78 Accepts]: Start accepts. Automaton has 628 states and 875 transitions. Word has length 162 [2020-10-13 12:10:24,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:10:24,405 INFO L479 AbstractCegarLoop]: Abstraction has 628 states and 875 transitions. [2020-10-13 12:10:24,406 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-13 12:10:24,406 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 875 transitions. [2020-10-13 12:10:24,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2020-10-13 12:10:24,409 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:10:24,410 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:10:24,410 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-13 12:10:24,410 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:10:24,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:10:24,410 INFO L82 PathProgramCache]: Analyzing trace with hash -1652131102, now seen corresponding path program 1 times [2020-10-13 12:10:24,411 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:10:24,411 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1077692631] [2020-10-13 12:10:24,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:10:24,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:24,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:24,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:24,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:24,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:24,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:24,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:29,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:29,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 241 [2020-10-13 12:10:29,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 12:10:29,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-13 12:10:29,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:29,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 12:10:29,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-13 12:10:29,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-13 12:10:29,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:30,803 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 547 [2020-10-13 12:10:30,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:10:30,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:30,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:30,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:30,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:10:30,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:30,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-13 12:10:30,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:30,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:30,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:10:30,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:30,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:30,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:10:30,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:30,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:30,848 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:30,848 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:10:30,848 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:30,848 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:10:30,848 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:30,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:30,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:10:30,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:30,849 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:30,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:10:30,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:30,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:30,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:30,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:10:30,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:30,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:10:30,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:30,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:30,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:10:30,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:30,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:30,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:10:30,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:30,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:30,854 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:30,854 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:10:30,854 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:30,854 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:10:30,854 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:30,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:30,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:10:30,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:30,855 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:30,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:10:30,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:30,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:30,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:30,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:31,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:34,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:34,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:10:34,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 12:10:34,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3763 [2020-10-13 12:10:34,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:34,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 12:10:34,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-13 12:10:34,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-13 12:10:34,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:34,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:10:34,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:34,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:34,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:34,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:10:34,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:34,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:10:34,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:34,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:34,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:10:34,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:34,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:34,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:10:34,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:34,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:34,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:34,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:10:34,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:34,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:10:34,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:34,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:34,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:10:34,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:34,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:34,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:10:34,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:34,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:34,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:34,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:10:34,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:34,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:10:34,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:34,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:34,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:10:34,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:34,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:34,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:10:34,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:34,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:34,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:34,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:10:34,753 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:34,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:10:34,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:34,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:34,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:10:34,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:34,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:34,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 12:10:34,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:34,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:34,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:34,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:34,804 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:10:34,804 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 12:10:34,804 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-13 12:10:34,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:34,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 12:10:34,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 12:10:34,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 12:10:34,805 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:34,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:10:34,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:34,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:34,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:34,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:10:34,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:34,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:10:34,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:34,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:10:34,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:10:34,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-13 12:10:34,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:34,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:10:34,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:34,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:34,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:34,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:10:34,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:34,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:10:34,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:34,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:34,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:10:34,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:34,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:34,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:10:34,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:34,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:34,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:34,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:10:34,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:34,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:10:34,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:34,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:10:34,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:10:34,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:10:34,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:34,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:10:34,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:34,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:34,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:34,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:10:34,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:34,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 12:10:34,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:34,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:34,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-13 12:10:34,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:34,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-13 12:10:34,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:10:34,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:34,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:34,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:34,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:10:34,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:34,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:10:34,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:34,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:34,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:10:34,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:34,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:34,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:10:34,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:34,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:34,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:34,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:10:34,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:34,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:10:34,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:34,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:34,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:10:34,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:34,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:34,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:10:34,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:34,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:34,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:34,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:10:34,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:34,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 12:10:34,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:34,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:34,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:10:34,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:34,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:35,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-13 12:10:35,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:35,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:35,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:35,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 12:10:35,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:35,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:10:35,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:35,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:35,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-13 12:10:35,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:35,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:35,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:10:35,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:35,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:35,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:35,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:10:35,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:35,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:10:35,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:35,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:35,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:10:35,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:35,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:35,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-13 12:10:35,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:35,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:35,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:35,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:10:35,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:35,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:10:35,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:35,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:35,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 12:10:35,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:35,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:35,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:10:35,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:35,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:35,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:35,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:10:35,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:35,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:10:35,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:35,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:35,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:10:35,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:35,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:35,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:10:35,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:35,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:35,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:35,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:10:35,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:35,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:10:35,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:35,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:35,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:10:35,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:35,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:35,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-13 12:10:35,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:35,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:35,174 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:35,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 12:10:35,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:35,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:10:35,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:35,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:35,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 12:10:35,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:35,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:35,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:10:35,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:35,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:35,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:35,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:10:35,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:35,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:10:35,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:35,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:35,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:10:35,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:35,180 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:35,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-13 12:10:35,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:35,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:35,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:35,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:10:35,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:35,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:10:35,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:35,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:35,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:10:35,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:35,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:35,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-10-13 12:10:35,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:35,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:35,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:35,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:10:35,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:35,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:10:35,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:35,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:35,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:10:35,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:35,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:35,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-13 12:10:35,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:35,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:35,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:35,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:10:35,192 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:35,192 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:10:35,193 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:35,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:35,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:10:35,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:35,193 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:35,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-13 12:10:35,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:35,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:35,196 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:35,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:10:35,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:35,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:10:35,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:35,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:35,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:10:35,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:35,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:35,233 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-13 12:10:35,233 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1077692631] [2020-10-13 12:10:35,234 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 12:10:35,234 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-10-13 12:10:35,234 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1133924912] [2020-10-13 12:10:35,234 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-13 12:10:35,234 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:10:35,235 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-13 12:10:35,235 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=224, Unknown=0, NotChecked=0, Total=272 [2020-10-13 12:10:35,235 INFO L87 Difference]: Start difference. First operand 628 states and 875 transitions. Second operand 17 states. [2020-10-13 12:10:38,981 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-13 12:10:40,798 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 549 [2020-10-13 12:10:42,215 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 555 [2020-10-13 12:10:44,018 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification that was a NOOP. DAG size: 552 [2020-10-13 12:11:06,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:11:06,021 INFO L93 Difference]: Finished difference Result 2187 states and 3506 transitions. [2020-10-13 12:11:06,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2020-10-13 12:11:06,023 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 165 [2020-10-13 12:11:06,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:11:06,043 INFO L225 Difference]: With dead ends: 2187 [2020-10-13 12:11:06,043 INFO L226 Difference]: Without dead ends: 1596 [2020-10-13 12:11:06,050 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 511 ImplicationChecksByTransitivity, 8.5s TimeCoverageRelationStatistics Valid=524, Invalid=1732, Unknown=0, NotChecked=0, Total=2256 [2020-10-13 12:11:06,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1596 states. [2020-10-13 12:11:06,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1596 to 642. [2020-10-13 12:11:06,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 642 states. [2020-10-13 12:11:06,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 642 states and 894 transitions. [2020-10-13 12:11:06,904 INFO L78 Accepts]: Start accepts. Automaton has 642 states and 894 transitions. Word has length 165 [2020-10-13 12:11:06,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:11:06,906 INFO L479 AbstractCegarLoop]: Abstraction has 642 states and 894 transitions. [2020-10-13 12:11:06,906 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-13 12:11:06,906 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 894 transitions. [2020-10-13 12:11:06,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2020-10-13 12:11:06,912 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:11:06,912 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:11:06,913 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-13 12:11:06,913 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:11:06,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:11:06,914 INFO L82 PathProgramCache]: Analyzing trace with hash -314503835, now seen corresponding path program 1 times [2020-10-13 12:11:06,914 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:11:06,914 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1911713368] [2020-10-13 12:11:06,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:11:07,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:11:07,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:11:07,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:11:07,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:11:07,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:11:07,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:11:08,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:11:08,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:11:12,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:11:12,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 242 [2020-10-13 12:11:12,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-13 12:11:12,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-13 12:11:12,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:11:12,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 12:11:12,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 88 [2020-10-13 12:11:12,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-13 12:11:12,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:11:13,434 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification that was a NOOP. DAG size: 547 [2020-10-13 12:11:13,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:11:13,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:11:13,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:11:13,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:11:13,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:11:13,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:11:13,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-13 12:11:13,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:11:13,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:11:13,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:11:13,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:11:13,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:11:13,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:11:13,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:11:13,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:11:13,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:11:13,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:11:13,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:11:13,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:11:13,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:11:13,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:11:13,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:11:13,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:11:13,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:11:13,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:11:13,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:11:13,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:11:13,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:11:13,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:11:13,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:11:13,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:11:13,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:11:13,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:11:13,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:11:13,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:11:13,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:11:13,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:11:13,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:11:13,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:11:13,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:11:13,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:11:13,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:11:13,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:11:13,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:11:13,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:11:13,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:11:13,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:11:13,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:11:13,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:11:13,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:11:13,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:11:13,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:11:13,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:11:13,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:11:13,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:11:18,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:11:18,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-13 12:11:18,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:11:18,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-13 12:11:18,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:11:18,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 12:11:18,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-13 12:11:18,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-13 12:11:18,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:11:18,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:11:18,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:11:18,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:11:18,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:11:18,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:11:18,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:11:18,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:11:18,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:11:18,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:11:18,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:11:18,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:11:18,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:11:18,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:11:18,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:11:18,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:11:18,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:11:18,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:11:18,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:11:18,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:11:18,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:11:18,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:11:18,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:11:18,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:11:18,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:11:18,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:11:18,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:11:18,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:11:18,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:11:18,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:11:18,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:11:18,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:11:18,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:11:18,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:11:18,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:11:18,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:11:18,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:11:18,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:11:18,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:11:18,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:11:18,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:11:18,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:11:18,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:11:18,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:11:18,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:11:18,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:11:18,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:11:18,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:11:18,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:11:18,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 12:11:18,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:11:18,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:11:18,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:11:18,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:11:18,702 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:11:18,702 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-13 12:11:18,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 12:11:18,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-13 12:11:18,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:11:18,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 12:11:18,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-13 12:11:18,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-13 12:11:18,703 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:11:18,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:11:18,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:11:18,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:11:18,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:11:18,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:11:18,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:11:18,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 12:11:18,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:11:18,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 12:11:18,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:11:18,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 12:11:18,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:11:18,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:11:18,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:11:18,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:11:18,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:11:18,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:11:18,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:11:18,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:11:18,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:11:18,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:11:18,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:11:18,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:11:18,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:11:18,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:11:18,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:11:18,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:11:18,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:11:18,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:11:18,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:11:18,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 12:11:18,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 12:11:18,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:11:18,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:11:18,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 12:11:18,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:11:18,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:11:18,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-13 12:11:18,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:11:18,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:11:18,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:11:18,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:11:18,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:11:18,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:11:18,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:11:18,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:11:18,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-13 12:11:18,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:11:18,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:11:18,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:11:18,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:11:18,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:11:18,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:11:18,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:11:18,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:11:18,903 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:11:18,903 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:11:18,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:11:18,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:11:18,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:11:18,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:11:18,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:11:18,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:11:18,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:11:18,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:11:18,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:11:18,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:11:18,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:11:18,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:11:18,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:11:18,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:11:18,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:11:18,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:11:18,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:11:18,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:11:18,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:11:18,909 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:11:18,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:11:18,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:11:18,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:11:18,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:11:18,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:11:18,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:11:18,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:11:18,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:11:18,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-13 12:11:18,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:11:18,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:11:18,949 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:11:18,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 12:11:18,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:11:18,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:11:18,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:11:18,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:11:18,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-13 12:11:18,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:11:18,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:11:18,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:11:18,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:11:18,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:11:18,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:11:18,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:11:18,954 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:11:18,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:11:18,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:11:18,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:11:18,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:11:18,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:11:18,955 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:11:18,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-13 12:11:18,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:11:18,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:11:18,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:11:18,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:11:18,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:11:18,997 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:11:18,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:11:18,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:11:18,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 12:11:18,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:11:18,998 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:11:19,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:11:19,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:11:19,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:11:19,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:11:19,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:11:19,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:11:19,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:11:19,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:11:19,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:11:19,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:11:19,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:11:19,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:11:19,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:11:19,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:11:19,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:11:19,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:11:19,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:11:19,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:11:19,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:11:19,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:11:19,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:11:19,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:11:19,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:11:19,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:11:19,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-13 12:11:19,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:11:19,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:11:19,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:11:19,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 12:11:19,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:11:19,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:11:19,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:11:19,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:11:19,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 12:11:19,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:11:19,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:11:19,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:11:19,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:11:19,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:11:19,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:11:19,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:11:19,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:11:19,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:11:19,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:11:19,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:11:19,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:11:19,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:11:19,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:11:19,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-13 12:11:19,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:11:19,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:11:19,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:11:19,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:11:19,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:11:19,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:11:19,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:11:19,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:11:19,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:11:19,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:11:19,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:11:19,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-13 12:11:19,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:11:19,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:11:19,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:11:19,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:11:19,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:11:19,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:11:19,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:11:19,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:11:19,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:11:19,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:11:19,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:11:19,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2020-10-13 12:11:19,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:11:19,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:11:19,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:11:19,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:11:19,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:11:19,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:11:19,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:11:19,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:11:19,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:11:19,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:11:19,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:11:19,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-10-13 12:11:19,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:11:19,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:11:19,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:11:19,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:11:19,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:11:19,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:11:19,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:11:19,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:11:19,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:11:19,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:11:19,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:11:19,157 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-13 12:11:19,157 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1911713368] [2020-10-13 12:11:19,157 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 12:11:19,157 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-10-13 12:11:19,158 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1523882836] [2020-10-13 12:11:19,158 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-10-13 12:11:19,158 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:11:19,158 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-10-13 12:11:19,159 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=327, Unknown=0, NotChecked=0, Total=380 [2020-10-13 12:11:19,159 INFO L87 Difference]: Start difference. First operand 642 states and 894 transitions. Second operand 20 states. [2020-10-13 12:11:21,699 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-13 12:11:23,428 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-13 12:11:25,168 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-13 12:11:26,931 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-13 12:11:47,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:11:47,520 INFO L93 Difference]: Finished difference Result 2200 states and 3509 transitions. [2020-10-13 12:11:47,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2020-10-13 12:11:47,521 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 166 [2020-10-13 12:11:47,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:11:47,533 INFO L225 Difference]: With dead ends: 2200 [2020-10-13 12:11:47,534 INFO L226 Difference]: Without dead ends: 1609 [2020-10-13 12:11:47,538 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 399 ImplicationChecksByTransitivity, 8.3s TimeCoverageRelationStatistics Valid=440, Invalid=1630, Unknown=0, NotChecked=0, Total=2070 [2020-10-13 12:11:47,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1609 states. [2020-10-13 12:11:47,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1609 to 649. [2020-10-13 12:11:47,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 649 states. [2020-10-13 12:11:47,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 649 states and 906 transitions. [2020-10-13 12:11:47,995 INFO L78 Accepts]: Start accepts. Automaton has 649 states and 906 transitions. Word has length 166 [2020-10-13 12:11:47,996 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:11:47,996 INFO L479 AbstractCegarLoop]: Abstraction has 649 states and 906 transitions. [2020-10-13 12:11:47,996 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-10-13 12:11:47,996 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 906 transitions. [2020-10-13 12:11:47,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2020-10-13 12:11:48,000 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:11:48,000 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:11:48,000 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-13 12:11:48,000 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:11:48,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:11:48,001 INFO L82 PathProgramCache]: Analyzing trace with hash 372647239, now seen corresponding path program 1 times [2020-10-13 12:11:48,001 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:11:48,001 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1944903950] [2020-10-13 12:11:48,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:11:48,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:11:48,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:11:48,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:11:48,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:11:48,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:11:48,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:11:48,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking...