/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_spec7_product34.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 12:19:41,742 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 12:19:41,744 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 12:19:41,769 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 12:19:41,769 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 12:19:41,770 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 12:19:41,771 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 12:19:41,773 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 12:19:41,775 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 12:19:41,776 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 12:19:41,777 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 12:19:41,778 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 12:19:41,778 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 12:19:41,779 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 12:19:41,780 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 12:19:41,781 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 12:19:41,782 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 12:19:41,783 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 12:19:41,785 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 12:19:41,790 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 12:19:41,792 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 12:19:41,796 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 12:19:41,797 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 12:19:41,798 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 12:19:41,802 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 12:19:41,802 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 12:19:41,802 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 12:19:41,805 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 12:19:41,806 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 12:19:41,807 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 12:19:41,807 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 12:19:41,811 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 12:19:41,811 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 12:19:41,812 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 12:19:41,814 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 12:19:41,814 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 12:19:41,814 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 12:19:41,815 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 12:19:41,815 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 12:19:41,816 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 12:19:41,817 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 12:19:41,818 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 12:19:41,865 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 12:19:41,865 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 12:19:41,868 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 12:19:41,869 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 12:19:41,869 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 12:19:41,869 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 12:19:41,869 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-13 12:19:41,870 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 12:19:41,870 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-13 12:19:41,870 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 12:19:41,871 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 12:19:41,871 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 12:19:41,871 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 12:19:41,872 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-13 12:19:41,872 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 12:19:41,872 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 12:19:41,873 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 12:19:41,873 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 12:19:41,873 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 12:19:41,873 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 12:19:41,874 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 12:19:41,874 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 12:19:41,874 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 12:19:41,875 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 12:19:41,875 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 12:19:41,875 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 12:19:41,875 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 12:19:41,875 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 12:19:41,875 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 12:19:41,876 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 12:19:42,182 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 12:19:42,195 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 12:19:42,198 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 12:19:42,200 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 12:19:42,200 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 12:19:42,201 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec7_product34.cil.c [2020-10-13 12:19:42,263 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/871d4bb7b/c77b5456a92646c9a73ce86ceb87f5cf/FLAG86eec8d9f [2020-10-13 12:19:42,880 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 12:19:42,881 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec7_product34.cil.c [2020-10-13 12:19:42,903 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/871d4bb7b/c77b5456a92646c9a73ce86ceb87f5cf/FLAG86eec8d9f [2020-10-13 12:19:43,058 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/871d4bb7b/c77b5456a92646c9a73ce86ceb87f5cf [2020-10-13 12:19:43,069 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 12:19:43,071 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 12:19:43,074 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 12:19:43,074 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 12:19:43,078 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 12:19:43,079 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:19:43" (1/1) ... [2020-10-13 12:19:43,084 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@710186eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:19:43, skipping insertion in model container [2020-10-13 12:19:43,084 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:19:43" (1/1) ... [2020-10-13 12:19:43,094 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 12:19:43,181 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 12:19:43,940 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 12:19:43,960 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 12:19:44,141 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 12:19:44,288 INFO L208 MainTranslator]: Completed translation [2020-10-13 12:19:44,290 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:19:44 WrapperNode [2020-10-13 12:19:44,290 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 12:19:44,291 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 12:19:44,291 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 12:19:44,292 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 12:19:44,309 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:19:44" (1/1) ... [2020-10-13 12:19:44,309 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:19:44" (1/1) ... [2020-10-13 12:19:44,373 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:19:44" (1/1) ... [2020-10-13 12:19:44,374 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:19:44" (1/1) ... [2020-10-13 12:19:44,457 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:19:44" (1/1) ... [2020-10-13 12:19:44,486 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:19:44" (1/1) ... [2020-10-13 12:19:44,512 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:19:44" (1/1) ... [2020-10-13 12:19:44,540 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 12:19:44,540 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 12:19:44,541 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 12:19:44,541 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 12:19:44,542 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:19:44" (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 12:19:44,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 12:19:44,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 12:19:44,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-13 12:19:44,626 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2020-10-13 12:19:44,626 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-10-13 12:19:44,626 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2020-10-13 12:19:44,627 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-10-13 12:19:44,628 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2020-10-13 12:19:44,628 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-10-13 12:19:44,628 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-10-13 12:19:44,628 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-10-13 12:19:44,628 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-13 12:19:44,629 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 12:19:44,629 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2020-10-13 12:19:44,629 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2020-10-13 12:19:44,630 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2020-10-13 12:19:44,630 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2020-10-13 12:19:44,630 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2020-10-13 12:19:44,630 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2020-10-13 12:19:44,631 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2020-10-13 12:19:44,631 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2020-10-13 12:19:44,631 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2020-10-13 12:19:44,631 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2020-10-13 12:19:44,631 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2020-10-13 12:19:44,632 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2020-10-13 12:19:44,633 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__AddressBook [2020-10-13 12:19:44,633 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Forward [2020-10-13 12:19:44,633 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-10-13 12:19:44,633 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2020-10-13 12:19:44,634 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-10-13 12:19:44,634 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-10-13 12:19:44,634 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-10-13 12:19:44,634 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptVerify_spec__1 [2020-10-13 12:19:44,634 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-13 12:19:44,635 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-13 12:19:44,635 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-13 12:19:44,635 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-13 12:19:44,635 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-13 12:19:44,635 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-13 12:19:44,636 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-13 12:19:44,637 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-10-13 12:19:44,638 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-10-13 12:19:44,638 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-10-13 12:19:44,638 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-10-13 12:19:44,638 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-10-13 12:19:44,639 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-10-13 12:19:44,640 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-10-13 12:19:44,640 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-10-13 12:19:44,640 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-10-13 12:19:44,640 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-10-13 12:19:44,640 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-10-13 12:19:44,641 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-10-13 12:19:44,641 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-10-13 12:19:44,641 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-10-13 12:19:44,641 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-10-13 12:19:44,641 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-10-13 12:19:44,642 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-10-13 12:19:44,642 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-10-13 12:19:44,642 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-10-13 12:19:44,642 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-10-13 12:19:44,642 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-10-13 12:19:44,642 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-13 12:19:44,642 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-13 12:19:44,643 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-13 12:19:44,643 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-13 12:19:44,643 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-10-13 12:19:44,643 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-10-13 12:19:44,643 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-10-13 12:19:44,644 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-10-13 12:19:44,644 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-10-13 12:19:44,644 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-10-13 12:19:44,645 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-10-13 12:19:44,646 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-10-13 12:19:44,647 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-10-13 12:19:44,647 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-10-13 12:19:44,647 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-10-13 12:19:44,647 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-10-13 12:19:44,647 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-10-13 12:19:44,647 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-10-13 12:19:44,648 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-10-13 12:19:44,648 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-10-13 12:19:44,648 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-10-13 12:19:44,648 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-10-13 12:19:44,648 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-10-13 12:19:44,649 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-10-13 12:19:44,649 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-10-13 12:19:44,649 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-10-13 12:19:44,649 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-10-13 12:19:44,649 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-10-13 12:19:44,649 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-10-13 12:19:44,649 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-10-13 12:19:44,650 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-10-13 12:19:44,650 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-10-13 12:19:44,650 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-10-13 12:19:44,650 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-10-13 12:19:44,650 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-10-13 12:19:44,650 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2020-10-13 12:19:44,650 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Encrypt [2020-10-13 12:19:44,651 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AddressBook [2020-10-13 12:19:44,651 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-10-13 12:19:44,651 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-10-13 12:19:44,651 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2020-10-13 12:19:44,651 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2020-10-13 12:19:44,651 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Verify [2020-10-13 12:19:44,651 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-10-13 12:19:44,652 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-10-13 12:19:44,652 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-10-13 12:19:44,652 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-10-13 12:19:44,652 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-10-13 12:19:44,652 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-10-13 12:19:44,652 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-10-13 12:19:44,653 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2020-10-13 12:19:44,653 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2020-10-13 12:19:44,653 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2020-10-13 12:19:44,653 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2020-10-13 12:19:44,653 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2020-10-13 12:19:44,654 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2020-10-13 12:19:44,654 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-13 12:19:44,655 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 12:19:44,655 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 12:19:44,655 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-13 12:19:44,655 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-13 12:19:44,656 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-10-13 12:19:44,657 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-10-13 12:19:44,657 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-10-13 12:19:44,657 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-10-13 12:19:44,658 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-10-13 12:19:44,661 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-10-13 12:19:44,661 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-10-13 12:19:44,661 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-10-13 12:19:44,661 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-10-13 12:19:44,662 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-10-13 12:19:44,662 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-10-13 12:19:44,662 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-13 12:19:44,663 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-13 12:19:44,663 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-13 12:19:44,663 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-10-13 12:19:44,663 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-10-13 12:19:44,663 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-10-13 12:19:44,663 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-10-13 12:19:44,663 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-10-13 12:19:44,664 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2020-10-13 12:19:44,664 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-10-13 12:19:44,671 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-10-13 12:19:44,671 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-10-13 12:19:44,671 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-10-13 12:19:44,672 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-10-13 12:19:44,672 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-13 12:19:44,673 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-13 12:19:44,673 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 12:19:44,673 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2020-10-13 12:19:44,673 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2020-10-13 12:19:44,673 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2020-10-13 12:19:44,673 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2020-10-13 12:19:44,673 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2020-10-13 12:19:44,674 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2020-10-13 12:19:44,674 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2020-10-13 12:19:44,674 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2020-10-13 12:19:44,674 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2020-10-13 12:19:44,674 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2020-10-13 12:19:44,674 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2020-10-13 12:19:44,675 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2020-10-13 12:19:44,675 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2020-10-13 12:19:44,675 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2020-10-13 12:19:44,675 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-13 12:19:44,675 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-10-13 12:19:44,675 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-10-13 12:19:44,675 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-10-13 12:19:44,676 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-10-13 12:19:44,676 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-10-13 12:19:44,676 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-10-13 12:19:44,676 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-10-13 12:19:44,677 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-10-13 12:19:44,677 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-10-13 12:19:44,677 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-10-13 12:19:44,678 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-10-13 12:19:44,678 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-10-13 12:19:44,678 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-10-13 12:19:44,678 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-10-13 12:19:44,678 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2020-10-13 12:19:44,679 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__AddressBook [2020-10-13 12:19:44,679 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Forward [2020-10-13 12:19:44,679 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2020-10-13 12:19:44,679 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-13 12:19:44,679 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptVerify_spec__1 [2020-10-13 12:19:44,680 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-13 12:19:44,680 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-13 12:19:44,680 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-13 12:19:44,680 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-13 12:19:44,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-13 12:19:44,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-13 12:19:44,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-13 12:19:44,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-13 12:19:44,681 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-13 12:19:44,681 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-13 12:19:44,681 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-13 12:19:44,681 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-13 12:19:44,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-13 12:19:44,682 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-13 12:19:44,682 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-13 12:19:44,682 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-13 12:19:44,682 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-10-13 12:19:44,682 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-10-13 12:19:44,682 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-10-13 12:19:44,682 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-10-13 12:19:44,683 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-10-13 12:19:44,683 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-10-13 12:19:44,683 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-10-13 12:19:44,683 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-10-13 12:19:44,683 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-10-13 12:19:44,683 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-10-13 12:19:44,683 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-10-13 12:19:44,684 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-13 12:19:44,684 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-10-13 12:19:44,684 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-10-13 12:19:44,684 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-10-13 12:19:44,684 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-10-13 12:19:44,684 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-10-13 12:19:44,684 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-10-13 12:19:44,685 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-10-13 12:19:44,685 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-10-13 12:19:44,685 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-10-13 12:19:44,685 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-10-13 12:19:44,685 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-10-13 12:19:44,685 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-10-13 12:19:44,685 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-10-13 12:19:44,686 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-10-13 12:19:44,686 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-10-13 12:19:44,686 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-10-13 12:19:44,686 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-10-13 12:19:44,686 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-10-13 12:19:44,686 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-10-13 12:19:44,687 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-10-13 12:19:44,687 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-10-13 12:19:44,687 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-10-13 12:19:44,687 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-10-13 12:19:44,687 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-10-13 12:19:44,687 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2020-10-13 12:19:44,688 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2020-10-13 12:19:44,688 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2020-10-13 12:19:44,688 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2020-10-13 12:19:44,688 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2020-10-13 12:19:44,688 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2020-10-13 12:19:44,688 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Encrypt [2020-10-13 12:19:44,689 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AddressBook [2020-10-13 12:19:44,689 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2020-10-13 12:19:44,689 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2020-10-13 12:19:44,689 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Verify [2020-10-13 12:19:44,689 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 12:19:44,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-13 12:19:44,690 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 12:19:46,784 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 12:19:46,784 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-13 12:19:46,793 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:19:46 BoogieIcfgContainer [2020-10-13 12:19:46,793 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 12:19:46,794 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 12:19:46,794 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 12:19:46,798 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 12:19:46,798 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:19:43" (1/3) ... [2020-10-13 12:19:46,799 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bf373eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:19:46, skipping insertion in model container [2020-10-13 12:19:46,799 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:19:44" (2/3) ... [2020-10-13 12:19:46,799 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bf373eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:19:46, skipping insertion in model container [2020-10-13 12:19:46,799 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:19:46" (3/3) ... [2020-10-13 12:19:46,801 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec7_product34.cil.c [2020-10-13 12:19:46,811 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 12:19:46,820 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 12:19:46,834 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 12:19:46,861 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 12:19:46,861 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 12:19:46,861 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 12:19:46,861 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 12:19:46,862 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 12:19:46,862 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 12:19:46,862 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 12:19:46,862 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 12:19:46,895 INFO L276 IsEmpty]: Start isEmpty. Operand 647 states. [2020-10-13 12:19:46,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2020-10-13 12:19:46,921 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:19:46,923 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:19:46,923 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:19:46,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:19:46,930 INFO L82 PathProgramCache]: Analyzing trace with hash -2043582156, now seen corresponding path program 1 times [2020-10-13 12:19:46,939 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:19:46,939 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [802633878] [2020-10-13 12:19:46,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:19:47,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:19:47,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:19:47,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:19:49,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:19:49,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:19:49,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:19:49,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:19:50,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:19:52,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:19:52,510 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 283 [2020-10-13 12:19:52,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-13 12:19:52,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-13 12:19:52,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:19:52,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:19:52,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 121 [2020-10-13 12:19:52,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:19:52,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-13 12:19:54,541 WARN L193 SmtUtils]: Spent 1.80 s on a formula simplification that was a NOOP. DAG size: 559 [2020-10-13 12:19:54,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:19:54,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:19:54,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:19:54,658 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:19:54,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:19:54,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:19:54,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 95 [2020-10-13 12:19:54,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:19:54,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:19:54,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:19:54,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:19:54,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:19:54,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:19:54,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:19:54,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:19:54,691 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:19:54,692 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:19:54,692 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:19:54,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:19:54,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:19:54,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:19:54,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:19:54,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:19:54,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:19:54,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:19:54,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:19:54,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:19:54,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:19:54,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:19:54,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:19:54,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:19:54,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:19:54,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:19:54,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:19:54,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:19:54,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:19:54,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:19:54,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:19:54,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:19:54,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:19:54,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:19:54,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:19:54,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:19:54,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:19:54,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:19:54,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:19:54,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:19:54,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:19:54,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:19:54,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:19:54,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:19:54,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:19:54,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:19:54,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:19:56,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:19:59,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:19:59,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:19:59,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:19:59,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-13 12:19:59,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:19:59,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:19:59,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:19:59,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:19:59,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:19:59,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:19:59,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:19:59,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:19:59,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:19:59,782 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:19:59,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:19:59,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:19:59,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:19:59,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:19:59,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:19:59,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:19:59,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:19:59,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:19:59,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:19:59,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:19:59,817 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:19:59,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:19:59,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:19:59,818 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 12:19:59,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:19:59,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:19:59,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:19:59,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:19:59,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:19:59,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:19:59,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:19:59,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:19:59,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:19:59,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:19:59,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:19:59,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:19:59,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:19:59,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:19:59,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:19:59,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:19:59,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:19:59,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:19:59,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:19:59,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:19:59,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:19:59,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:19:59,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:19:59,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:19:59,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:19:59,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:19:59,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:19:59,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:19:59,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:19:59,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 12:19:59,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:19:59,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:19:59,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:19:59,866 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:19:59,866 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:19:59,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:19:59,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:19:59,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:19:59,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:19:59,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:19:59,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:19:59,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:19:59,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:19:59,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:19:59,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:19:59,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:19:59,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:19:59,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:19:59,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:19:59,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:19:59,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:19:59,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:19:59,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:19:59,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:19:59,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:19:59,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:19:59,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:19:59,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:19:59,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:19:59,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:19:59,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:19:59,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:19:59,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:19:59,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:19:59,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:19:59,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:19:59,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:19:59,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:19:59,895 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:19:59,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:19:59,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:19:59,896 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:19:59,896 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:19:59,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:19:59,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:19:59,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:19:59,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:19:59,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:19:59,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:19:59,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:19:59,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:19:59,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:19:59,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:19:59,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:19:59,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:19:59,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:19:59,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:19:59,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:19:59,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:19:59,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:19:59,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:19:59,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:19:59,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:19:59,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:19:59,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:19:59,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:19:59,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:19:59,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:19:59,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:19:59,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:19:59,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:19:59,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:19:59,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:19:59,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:19:59,922 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:19:59,923 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:19:59,923 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:19:59,923 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:19:59,923 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:19:59,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:19:59,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:19:59,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:19:59,924 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:19:59,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:19:59,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:19:59,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:19:59,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:19:59,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:19:59,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:19:59,932 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:19:59,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:19:59,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:19:59,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:19:59,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:19:59,933 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:19:59,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-13 12:19:59,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:19:59,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:19:59,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:19:59,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:19:59,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:19:59,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 12:19:59,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:19:59,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:19:59,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 12:19:59,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:19:59,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:20:00,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:20:00,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:20:00,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:00,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:20:00,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:20:00,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:20:00,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:20:00,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:20:00,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:20:00,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:20:00,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:20:00,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:20:00,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:20:00,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:20:00,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:00,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:20:00,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:20:00,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:20:00,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:20:00,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:20:00,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:20:00,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:20:00,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:20:00,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:20:00,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-13 12:20:00,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:20:00,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:00,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:20:00,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 12:20:00,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:20:00,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:20:00,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:20:00,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:20:00,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 12:20:00,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:20:00,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:20:00,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:20:00,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:20:00,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:00,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:20:00,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:20:00,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:20:00,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:20:00,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:20:00,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:20:00,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:20:00,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:20:00,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:20:00,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-13 12:20:00,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:20:00,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:00,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:20:00,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:20:00,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:20:00,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:20:00,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:20:00,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:20:00,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:20:00,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:20:00,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:20:00,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-13 12:20:00,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:20:00,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:00,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:20:00,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:20:00,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:20:00,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:20:00,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:20:00,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:20:00,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:20:00,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:20:00,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:20:00,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-13 12:20:00,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:20:00,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:00,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:20:00,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:20:00,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:20:00,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:20:00,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:20:00,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:20:00,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 12:20:00,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:20:00,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:20:00,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-13 12:20:00,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:20:00,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:00,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:20:00,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:20:00,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:20:00,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:20:00,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:20:00,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:20:00,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:20:00,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:20:00,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:20:00,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-10-13 12:20:00,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:20:00,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:00,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:20:00,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:20:00,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:20:00,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:20:00,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:20:00,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:20:00,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:20:00,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:20:00,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:20:00,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2020-10-13 12:20:00,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:20:00,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:00,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:20:00,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:20:00,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:20:00,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:20:00,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:20:00,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:20:00,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:20:00,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:20:00,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:20:00,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-10-13 12:20:00,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:20:00,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:00,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:20:00,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:20:00,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:20:00,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:20:00,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:20:00,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:20:00,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:20:00,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:20:00,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:20:00,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2020-10-13 12:20:00,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:20:00,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:00,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:20:00,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 12:20:00,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:20:00,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:20:00,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:20:00,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:20:00,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 12:20:00,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:20:00,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:20:00,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:20:00,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:20:00,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:00,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:20:00,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:20:00,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:20:00,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:20:00,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:20:00,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:20:00,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:20:00,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:20:00,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:20:00,268 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-10-13 12:20:00,269 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [802633878] [2020-10-13 12:20:00,271 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:20:00,271 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-13 12:20:00,272 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [176244670] [2020-10-13 12:20:00,281 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 12:20:00,282 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:20:00,292 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 12:20:00,293 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2020-10-13 12:20:00,295 INFO L87 Difference]: Start difference. First operand 647 states. Second operand 11 states. [2020-10-13 12:20:01,291 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2020-10-13 12:20:21,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:20:21,197 INFO L93 Difference]: Finished difference Result 1524 states and 2340 transitions. [2020-10-13 12:20:21,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2020-10-13 12:20:21,201 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 191 [2020-10-13 12:20:21,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:20:21,250 INFO L225 Difference]: With dead ends: 1524 [2020-10-13 12:20:21,251 INFO L226 Difference]: Without dead ends: 1018 [2020-10-13 12:20:21,264 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 483 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=419, Invalid=1303, Unknown=0, NotChecked=0, Total=1722 [2020-10-13 12:20:21,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1018 states. [2020-10-13 12:20:21,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1018 to 618. [2020-10-13 12:20:21,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 618 states. [2020-10-13 12:20:21,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 618 states and 838 transitions. [2020-10-13 12:20:21,711 INFO L78 Accepts]: Start accepts. Automaton has 618 states and 838 transitions. Word has length 191 [2020-10-13 12:20:21,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:20:21,712 INFO L479 AbstractCegarLoop]: Abstraction has 618 states and 838 transitions. [2020-10-13 12:20:21,712 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-13 12:20:21,712 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 838 transitions. [2020-10-13 12:20:21,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2020-10-13 12:20:21,724 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:20:21,724 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:20:21,725 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 12:20:21,725 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:20:21,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:20:21,725 INFO L82 PathProgramCache]: Analyzing trace with hash 1146061920, now seen corresponding path program 1 times [2020-10-13 12:20:21,726 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:20:21,726 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [687712860] [2020-10-13 12:20:21,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:20:21,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:20:21,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:21,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:22,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:22,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:22,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:22,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:26,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:20:26,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 284 [2020-10-13 12:20:26,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 12:20:26,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5032 [2020-10-13 12:20:26,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:20:26,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:20:26,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-13 12:20:26,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-13 12:20:26,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:20:28,396 WARN L193 SmtUtils]: Spent 1.47 s on a formula simplification that was a NOOP. DAG size: 559 [2020-10-13 12:20:28,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:20:28,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:20:28,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:28,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:20:28,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:20:28,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:20:28,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-13 12:20:28,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:20:28,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:20:28,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:20:28,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:20:28,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:20:28,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:20:28,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:20:28,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:28,473 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:20:28,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:20:28,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:20:28,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:20:28,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:20:28,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:20:28,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:20:28,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:20:28,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:20:28,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:20:28,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:20:28,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:28,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:20:28,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:20:28,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:20:28,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:20:28,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:20:28,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:20:28,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:20:28,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:20:28,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:20:28,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:20:28,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:20:28,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:28,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:20:28,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:20:28,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:20:28,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:20:28,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:20:28,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:20:28,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:20:28,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:20:28,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:20:28,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:20:28,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:20:28,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:28,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:28,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:28,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:29,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:33,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:20:33,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:20:33,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:20:33,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-13 12:20:33,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:20:33,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:20:33,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:20:33,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:20:33,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:20:33,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:20:33,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:20:33,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:33,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:20:33,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:20:33,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:20:33,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:20:33,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:20:33,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:20:33,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:20:33,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:20:33,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:20:33,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:20:33,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:20:33,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:33,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:20:33,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:20:33,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:20:33,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:20:33,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:20:33,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:20:33,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:20:33,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:20:33,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:20:33,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:20:33,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:20:33,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:33,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:20:33,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:20:33,600 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:20:33,600 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:20:33,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:20:33,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:20:33,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:20:33,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:20:33,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:20:33,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:20:33,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:20:33,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:33,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:20:33,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:20:33,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:20:33,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:20:33,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:20:33,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:20:33,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:20:33,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:20:33,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:20:33,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 12:20:33,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:20:33,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:33,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:20:33,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:20:33,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:20:33,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:20:33,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:20:33,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:20:33,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:20:33,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:20:33,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:20:33,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:20:33,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:20:33,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:33,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:20:33,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:20:33,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:20:33,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:20:33,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:20:33,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:20:33,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:20:33,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:20:33,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:20:33,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:20:33,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:20:33,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:33,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:20:33,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:20:33,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:20:33,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:20:33,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:20:33,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:20:33,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:20:33,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:20:33,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:20:33,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:20:33,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:20:33,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:33,662 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:20:33,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:20:33,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:20:33,662 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:20:33,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:20:33,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:20:33,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:20:33,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:20:33,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:20:33,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:20:33,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:20:33,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:33,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:20:33,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:20:33,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:20:33,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:20:33,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:20:33,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:20:33,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:20:33,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:20:33,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:20:33,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:20:33,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:20:33,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:33,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:20:33,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:20:33,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:20:33,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:20:33,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:20:33,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:20:33,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:20:33,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:20:33,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:20:33,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:20:33,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:20:33,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:33,693 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:20:33,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:20:33,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:20:33,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:20:33,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:20:33,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:20:33,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:20:33,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:20:33,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:20:33,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:20:33,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:20:33,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:33,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:20:33,699 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:20:33,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:20:33,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:20:33,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:20:33,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:20:33,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:20:33,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:20:33,701 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:20:33,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-13 12:20:33,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:20:33,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:33,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:20:33,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:20:33,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:20:33,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 12:20:33,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:20:33,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:20:33,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 12:20:33,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:20:33,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:20:33,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:20:33,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:20:33,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:33,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:20:33,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:20:33,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:20:33,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:20:33,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:20:33,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:20:33,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:20:33,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:20:33,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:20:33,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:20:33,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:20:33,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:33,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:20:33,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:20:33,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:20:33,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:20:33,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:20:33,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:20:33,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:20:33,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:20:33,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:20:33,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-13 12:20:33,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:20:33,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:33,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:20:33,866 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 12:20:33,866 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:20:33,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:20:33,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:20:33,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:20:33,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 12:20:33,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:20:33,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:20:33,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:20:33,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:20:33,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:33,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:20:33,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:20:33,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:20:33,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:20:33,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:20:33,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:20:33,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:20:33,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:20:33,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:20:33,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-13 12:20:33,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:20:33,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:33,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:20:33,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:20:33,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:20:33,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:20:33,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:20:33,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:20:33,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:20:33,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:20:33,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:20:33,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-13 12:20:33,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:20:33,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:33,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:20:33,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:20:33,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:20:33,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:20:33,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:20:33,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:20:33,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:20:33,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:20:33,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:20:33,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-13 12:20:33,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:20:33,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:33,898 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:20:33,898 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:20:33,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:20:33,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:20:33,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:20:33,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:20:33,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 12:20:33,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:20:33,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:20:33,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-13 12:20:33,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:20:33,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:33,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:20:33,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:20:33,905 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:20:33,905 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:20:33,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:20:33,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:20:33,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:20:33,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:20:33,906 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:20:33,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-13 12:20:33,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:20:33,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:33,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:20:33,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:20:33,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:20:33,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:20:33,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:20:33,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:20:33,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:20:33,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:20:33,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:20:33,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-13 12:20:33,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:20:33,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:33,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:20:33,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:20:33,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:20:33,917 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:20:33,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:20:33,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:20:33,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:20:33,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:20:33,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:20:33,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2020-10-13 12:20:33,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:20:33,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:33,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:20:33,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:20:33,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:20:33,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:20:33,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:20:33,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:20:33,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:20:33,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:20:33,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:20:33,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-13 12:20:33,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:20:33,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:33,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:20:33,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 12:20:33,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:20:33,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:20:33,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:20:33,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:20:33,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 12:20:33,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:20:33,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:20:33,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:20:33,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:20:33,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:33,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:20:33,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:20:33,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:20:33,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:20:33,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:20:33,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:20:33,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:20:33,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:20:33,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:20:34,096 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-10-13 12:20:34,097 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [687712860] [2020-10-13 12:20:34,097 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:20:34,098 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-13 12:20:34,098 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1156897821] [2020-10-13 12:20:34,101 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-13 12:20:34,101 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:20:34,101 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-13 12:20:34,102 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2020-10-13 12:20:34,102 INFO L87 Difference]: Start difference. First operand 618 states and 838 transitions. Second operand 12 states. [2020-10-13 12:20:37,826 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 562 [2020-10-13 12:20:54,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:20:54,113 INFO L93 Difference]: Finished difference Result 1363 states and 1972 transitions. [2020-10-13 12:20:54,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-13 12:20:54,113 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 192 [2020-10-13 12:20:54,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:20:54,127 INFO L225 Difference]: With dead ends: 1363 [2020-10-13 12:20:54,127 INFO L226 Difference]: Without dead ends: 1021 [2020-10-13 12:20:54,130 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=176, Invalid=376, Unknown=0, NotChecked=0, Total=552 [2020-10-13 12:20:54,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1021 states. [2020-10-13 12:20:54,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1021 to 620. [2020-10-13 12:20:54,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 620 states. [2020-10-13 12:20:54,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 620 states and 840 transitions. [2020-10-13 12:20:54,376 INFO L78 Accepts]: Start accepts. Automaton has 620 states and 840 transitions. Word has length 192 [2020-10-13 12:20:54,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:20:54,377 INFO L479 AbstractCegarLoop]: Abstraction has 620 states and 840 transitions. [2020-10-13 12:20:54,377 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-13 12:20:54,377 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 840 transitions. [2020-10-13 12:20:54,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2020-10-13 12:20:54,381 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:20:54,382 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:20:54,382 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-13 12:20:54,382 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:20:54,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:20:54,383 INFO L82 PathProgramCache]: Analyzing trace with hash -1233594516, now seen corresponding path program 1 times [2020-10-13 12:20:54,383 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:20:54,383 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2052902278] [2020-10-13 12:20:54,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:20:54,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:20:54,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:54,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:54,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:54,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:55,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:55,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:56,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:57,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:20:59,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:20:59,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 290 [2020-10-13 12:20:59,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-13 12:20:59,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-13 12:20:59,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:20:59,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:20:59,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-13 12:20:59,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:20:59,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:00,916 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification that was a NOOP. DAG size: 559 [2020-10-13 12:21:00,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:21:00,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:00,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:00,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:00,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:21:00,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:00,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-13 12:21:00,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:00,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:00,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:00,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:00,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:00,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:21:00,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:00,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:00,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:00,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:21:00,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:00,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:21:00,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:00,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:00,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:00,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:00,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:00,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:21:00,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:00,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:00,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:00,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:21:00,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:00,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:21:00,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:00,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:00,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:00,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:00,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:00,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:21:00,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:00,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:00,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:00,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:21:00,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:01,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:21:01,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:01,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:01,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:01,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:01,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:01,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:21:01,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:01,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:01,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:01,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:01,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:01,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:05,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:05,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:21:05,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:21:05,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4688 [2020-10-13 12:21:05,726 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:05,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:05,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:05,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:05,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:05,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:21:05,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:05,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:05,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:05,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:21:05,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:05,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:21:05,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:05,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:05,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:05,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:05,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:05,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:21:05,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:05,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:05,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:05,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:21:05,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:05,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:21:05,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:05,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:05,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:05,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:05,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:05,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:21:05,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:05,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:05,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:05,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:05,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:05,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:21:05,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:05,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:05,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:05,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:05,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:05,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:21:05,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:05,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:05,823 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:05,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:05,823 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:05,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:05,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:05,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:05,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:05,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:05,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:05,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 12:21:05,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:05,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:05,831 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:05,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:21:05,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:05,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:21:05,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:05,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:05,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:05,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:05,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:05,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:21:05,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:05,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:05,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:05,838 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:21:05,838 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:05,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:05,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:05,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:05,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:05,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:05,839 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:05,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:21:05,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:05,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:05,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:05,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:05,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:05,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:21:05,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:05,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:05,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:05,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:05,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:05,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:21:05,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:05,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:05,845 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:05,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:05,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:05,846 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:21:05,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:05,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:05,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:05,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:05,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:05,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:21:05,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:05,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:05,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:05,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:21:05,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:05,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:21:05,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:05,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:05,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:05,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:05,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:05,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:21:05,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:05,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:05,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:05,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:21:05,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:05,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:21:05,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:05,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:05,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:05,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:05,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:05,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:21:05,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:05,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:05,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:05,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:05,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:05,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:05,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:05,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:05,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:05,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:05,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:05,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:21:05,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:05,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:05,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:05,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:05,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:05,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:05,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:05,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:05,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:05,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:05,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:05,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-13 12:21:05,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:05,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:05,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:05,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:21:05,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:05,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:21:05,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:05,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:05,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 12:21:05,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:05,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:05,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:21:05,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:05,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:05,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:05,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:05,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:05,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:05,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:05,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:05,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:05,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:05,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:05,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:21:05,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:05,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:05,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:05,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:05,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:05,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:05,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:05,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:05,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:05,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:05,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:05,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-13 12:21:05,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:05,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:05,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:05,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 12:21:05,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:05,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:21:05,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:05,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:05,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 12:21:05,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:05,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:05,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:21:05,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:05,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:05,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:05,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:06,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:06,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:21:06,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:06,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:06,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:06,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:06,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:06,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-13 12:21:06,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:06,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:06,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:06,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:06,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:06,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:06,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:06,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:06,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:21:06,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:06,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:06,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-13 12:21:06,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:06,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:06,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:06,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:06,011 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:06,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:06,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:06,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:06,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:21:06,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:06,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:06,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-13 12:21:06,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:06,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:06,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:06,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:21:06,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:06,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:06,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:06,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:06,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 12:21:06,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:06,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:06,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-13 12:21:06,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:06,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:06,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:06,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:06,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:06,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:21:06,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:06,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:06,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:21:06,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:06,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:06,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2020-10-13 12:21:06,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:06,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:06,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:06,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:06,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:06,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:06,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:06,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:06,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:21:06,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:06,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:06,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2020-10-13 12:21:06,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:06,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:06,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:06,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:06,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:06,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:21:06,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:06,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:06,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:21:06,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:06,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:06,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-10-13 12:21:06,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:06,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:06,033 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:06,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:06,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:06,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:21:06,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:06,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:06,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:21:06,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:06,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:06,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2020-10-13 12:21:06,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:06,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:06,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:06,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 12:21:06,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:06,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:06,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:06,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:06,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 12:21:06,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:06,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:06,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:21:06,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:06,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:06,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:06,043 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:06,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:06,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:21:06,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:06,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:06,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:06,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:06,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:06,154 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-10-13 12:21:06,156 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2052902278] [2020-10-13 12:21:06,156 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:21:06,156 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-13 12:21:06,158 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [648786202] [2020-10-13 12:21:06,161 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-13 12:21:06,162 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:21:06,162 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-13 12:21:06,162 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2020-10-13 12:21:06,162 INFO L87 Difference]: Start difference. First operand 620 states and 840 transitions. Second operand 12 states. [2020-10-13 12:21:10,360 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification that was a NOOP. DAG size: 562 [2020-10-13 12:21:31,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:21:31,001 INFO L93 Difference]: Finished difference Result 1704 states and 2544 transitions. [2020-10-13 12:21:31,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-13 12:21:31,001 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 198 [2020-10-13 12:21:31,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:21:31,012 INFO L225 Difference]: With dead ends: 1704 [2020-10-13 12:21:31,012 INFO L226 Difference]: Without dead ends: 1149 [2020-10-13 12:21:31,015 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=211, Invalid=439, Unknown=0, NotChecked=0, Total=650 [2020-10-13 12:21:31,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1149 states. [2020-10-13 12:21:31,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1149 to 662. [2020-10-13 12:21:31,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 662 states. [2020-10-13 12:21:31,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 662 states and 912 transitions. [2020-10-13 12:21:31,252 INFO L78 Accepts]: Start accepts. Automaton has 662 states and 912 transitions. Word has length 198 [2020-10-13 12:21:31,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:21:31,252 INFO L479 AbstractCegarLoop]: Abstraction has 662 states and 912 transitions. [2020-10-13 12:21:31,252 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-13 12:21:31,253 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 912 transitions. [2020-10-13 12:21:31,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2020-10-13 12:21:31,257 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:21:31,258 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:21:31,258 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-13 12:21:31,258 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:21:31,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:21:31,259 INFO L82 PathProgramCache]: Analyzing trace with hash -1272697570, now seen corresponding path program 1 times [2020-10-13 12:21:31,259 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:21:31,259 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1315913387] [2020-10-13 12:21:31,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:21:31,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:31,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:31,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:31,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:31,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:31,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:32,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:34,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:36,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:36,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 291 [2020-10-13 12:21:36,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-13 12:21:36,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5018 [2020-10-13 12:21:36,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:36,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 12:21:36,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-13 12:21:36,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-13 12:21:36,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:37,781 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 559 [2020-10-13 12:21:37,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:21:37,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:37,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:37,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:37,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:21:37,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:37,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-13 12:21:37,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:37,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:37,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:37,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:37,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:37,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:21:37,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:37,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:37,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:37,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:21:37,832 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:37,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:21:37,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:37,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:37,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:37,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:37,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:37,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:21:37,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:37,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:37,834 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:37,834 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:21:37,834 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:37,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:21:37,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:37,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:37,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:37,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:37,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:37,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:21:37,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:37,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:37,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:37,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:21:37,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:37,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:21:37,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:37,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:37,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:37,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:37,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:37,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:21:37,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:37,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:37,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:37,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:37,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:38,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:42,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:42,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:21:42,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:21:42,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4460 [2020-10-13 12:21:42,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:42,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:42,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:42,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:42,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:42,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:21:42,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:42,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:42,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:42,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:21:42,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:42,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:21:42,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:42,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:42,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:42,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:42,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:42,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:21:42,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:42,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:42,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:42,388 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:21:42,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:42,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:21:42,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:42,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:42,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:42,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:42,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:42,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:21:42,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:42,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:42,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:42,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:42,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:42,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:21:42,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:42,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:42,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:42,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:42,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:42,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:21:42,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:42,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:42,416 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:42,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:42,417 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:42,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:42,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:42,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:42,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:42,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:42,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:42,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 12:21:42,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:42,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:42,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:42,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:21:42,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:42,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:21:42,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:42,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:42,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:42,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:42,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:42,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:21:42,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:42,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:42,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:42,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:21:42,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:42,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:42,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:42,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:42,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:42,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:42,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:42,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:21:42,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:42,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:42,433 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:42,433 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:42,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:42,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:42,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:42,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:42,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:42,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:42,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:42,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:21:42,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:42,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:42,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:42,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:42,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:42,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:21:42,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:42,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:42,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:42,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:42,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:42,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:21:42,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:42,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:42,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:42,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:21:42,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:42,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:21:42,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:42,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:42,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:42,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:42,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:42,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:21:42,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:42,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:42,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:42,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:21:42,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:42,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:42,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:42,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:42,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:42,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:42,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:42,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:21:42,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:42,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:42,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:42,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:42,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:42,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:42,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:42,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:42,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:42,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:42,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:42,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:21:42,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:42,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:42,460 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:42,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:42,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:42,461 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:42,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:42,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:42,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:42,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:42,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:42,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-13 12:21:42,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:42,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:42,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:42,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:21:42,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:42,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:21:42,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:42,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:42,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 12:21:42,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:42,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:42,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:21:42,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:42,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:42,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:42,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:42,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:42,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:42,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:42,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:42,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:42,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:42,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:42,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:21:42,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:42,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:42,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:42,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:42,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:42,539 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:42,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:42,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:42,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:42,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:42,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:42,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-13 12:21:42,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:42,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:42,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:42,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 12:21:42,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:42,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:21:42,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:42,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:42,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 12:21:42,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:42,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:42,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:21:42,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:42,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:42,572 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:42,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:42,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:42,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:21:42,573 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:42,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:42,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:42,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:42,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:42,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-13 12:21:42,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:42,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:42,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:42,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:42,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:42,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:21:42,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:42,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:42,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:21:42,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:42,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:42,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-13 12:21:42,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:42,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:42,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:42,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:42,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:42,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:21:42,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:42,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:42,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:21:42,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:42,580 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:42,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-10-13 12:21:42,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:42,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:42,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:42,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:21:42,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:42,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:42,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:42,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:42,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 12:21:42,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:42,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:42,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2020-10-13 12:21:42,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:42,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:42,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:42,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:42,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:42,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:42,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:42,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:42,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:21:42,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:42,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:42,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-13 12:21:42,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:42,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:42,593 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:42,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:42,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:42,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:42,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:42,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:42,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:21:42,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:42,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:42,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-10-13 12:21:42,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:42,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:42,598 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:42,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:42,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:42,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:42,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:42,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:42,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:21:42,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:42,600 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:42,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2020-10-13 12:21:42,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:42,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:42,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:42,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:42,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:42,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:42,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:42,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:42,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:21:42,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:42,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:42,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2020-10-13 12:21:42,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:42,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:42,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:42,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 12:21:42,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:42,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:21:42,611 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:42,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:42,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 12:21:42,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:42,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:42,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:21:42,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:42,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:42,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:42,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:42,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:42,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:42,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:42,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:42,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:42,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:42,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:42,670 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-10-13 12:21:42,670 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1315913387] [2020-10-13 12:21:42,671 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 12:21:42,671 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-13 12:21:42,671 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1930164034] [2020-10-13 12:21:42,671 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-13 12:21:42,672 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:21:42,672 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-13 12:21:42,672 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2020-10-13 12:21:42,672 INFO L87 Difference]: Start difference. First operand 662 states and 912 transitions. Second operand 13 states. [2020-10-13 12:21:46,636 WARN L193 SmtUtils]: Spent 1.40 s on a formula simplification that was a NOOP. DAG size: 562 [2020-10-13 12:21:48,074 WARN L193 SmtUtils]: Spent 1.40 s on a formula simplification that was a NOOP. DAG size: 562 [2020-10-13 12:22:05,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:22:05,844 INFO L93 Difference]: Finished difference Result 1557 states and 2328 transitions. [2020-10-13 12:22:05,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-13 12:22:05,845 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 199 [2020-10-13 12:22:05,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:22:05,855 INFO L225 Difference]: With dead ends: 1557 [2020-10-13 12:22:05,856 INFO L226 Difference]: Without dead ends: 1215 [2020-10-13 12:22:05,858 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 136 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=241, Invalid=515, Unknown=0, NotChecked=0, Total=756 [2020-10-13 12:22:05,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1215 states. [2020-10-13 12:22:06,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1215 to 709. [2020-10-13 12:22:06,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 709 states. [2020-10-13 12:22:06,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 709 states and 990 transitions. [2020-10-13 12:22:06,147 INFO L78 Accepts]: Start accepts. Automaton has 709 states and 990 transitions. Word has length 199 [2020-10-13 12:22:06,148 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:22:06,148 INFO L479 AbstractCegarLoop]: Abstraction has 709 states and 990 transitions. [2020-10-13 12:22:06,148 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-13 12:22:06,148 INFO L276 IsEmpty]: Start isEmpty. Operand 709 states and 990 transitions. [2020-10-13 12:22:06,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2020-10-13 12:22:06,152 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:22:06,152 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:22:06,153 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-13 12:22:06,153 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:22:06,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:22:06,153 INFO L82 PathProgramCache]: Analyzing trace with hash 1065014657, now seen corresponding path program 1 times [2020-10-13 12:22:06,153 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:22:06,154 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [516785712] [2020-10-13 12:22:06,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:22:06,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:06,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:06,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:06,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:06,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:06,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:06,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:07,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:11,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:11,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 297 [2020-10-13 12:22:11,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-13 12:22:11,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5026 [2020-10-13 12:22:11,232 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:11,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:22:11,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-13 12:22:11,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:22:11,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:12,579 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 559 [2020-10-13 12:22:12,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:22:12,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:12,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:12,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:12,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:22:12,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:12,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-13 12:22:12,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:12,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:12,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:12,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:12,623 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:12,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:22:12,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:12,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:12,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:12,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:22:12,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:12,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:22:12,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:12,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:12,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:12,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:12,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:12,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:22:12,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:12,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:12,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:12,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:22:12,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:12,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:22:12,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:12,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:12,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:12,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:12,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:12,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:22:12,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:12,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:12,647 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:12,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:22:12,648 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:12,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:22:12,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:12,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:12,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:12,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:12,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:12,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:22:12,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:12,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:12,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:12,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:12,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:13,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:16,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:16,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:22:16,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:22:16,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4217 [2020-10-13 12:22:16,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:16,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:16,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:16,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:16,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:16,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:22:16,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:16,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:16,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:16,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:22:16,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:16,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 12:22:16,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:16,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:16,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:16,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:16,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:16,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:22:16,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:16,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:16,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:16,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:22:16,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:16,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:22:16,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:16,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:16,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:16,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:16,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:16,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:22:16,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:16,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:16,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:16,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:16,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:16,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:22:16,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:16,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:16,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:16,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:16,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:17,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:22:17,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:17,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:17,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:17,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:17,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:17,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:22:17,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:17,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:17,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:17,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:17,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:17,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 12:22:17,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:17,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:17,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:17,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:22:17,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:17,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:22:17,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:17,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:17,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:17,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:17,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:17,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:22:17,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:17,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:17,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:17,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:22:17,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:17,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:22:17,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:17,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:17,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:17,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:17,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:17,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:22:17,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:17,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:17,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:17,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:17,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:17,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:22:17,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:17,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:17,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:17,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:17,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:17,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:22:17,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:17,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:17,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:17,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:17,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:17,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:22:17,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:17,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:17,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:17,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:17,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:17,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:22:17,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:17,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:17,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:17,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:22:17,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:17,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:22:17,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:17,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:17,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:17,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:17,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:17,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:22:17,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:17,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:17,038 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:17,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:22:17,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:17,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:22:17,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:17,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:17,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:17,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:17,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:17,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:22:17,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:17,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:17,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:17,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:17,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:17,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:22:17,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:17,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:17,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:17,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:17,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:17,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:22:17,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:17,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:17,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:17,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:17,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:17,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:22:17,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:17,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:17,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:17,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:17,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:17,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-13 12:22:17,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:17,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:17,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:17,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:22:17,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:17,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:22:17,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:17,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:17,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 12:22:17,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:17,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:17,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:22:17,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:17,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:17,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:17,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:17,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:17,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:22:17,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:17,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:17,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:17,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:17,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:17,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:22:17,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:17,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:17,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:17,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:17,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:17,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:22:17,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:17,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:17,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:17,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:17,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:17,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-13 12:22:17,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:17,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:17,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:17,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 12:22:17,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:17,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:22:17,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:17,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:17,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 12:22:17,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:17,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:17,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:22:17,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:17,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:17,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:17,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:17,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:17,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:22:17,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:17,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:17,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:17,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:17,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:17,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-13 12:22:17,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:17,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:17,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:17,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:17,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:17,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:22:17,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:17,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:17,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:22:17,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:17,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:17,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-10-13 12:22:17,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:17,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:17,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:17,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:17,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:17,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:22:17,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:17,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:17,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:22:17,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:17,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:17,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-13 12:22:17,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:17,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:17,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:17,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:22:17,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:17,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:22:17,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:17,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:17,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 12:22:17,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:17,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:17,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-13 12:22:17,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:17,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:17,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:17,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:17,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:17,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:22:17,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:17,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:17,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:22:17,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:17,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:17,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2020-10-13 12:22:17,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:17,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:17,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:17,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:17,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:17,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:22:17,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:17,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:17,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:22:17,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:17,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:17,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2020-10-13 12:22:17,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:17,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:17,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:17,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:17,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:17,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:22:17,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:17,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:17,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:22:17,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:17,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:17,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-13 12:22:17,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:17,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:17,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:17,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:17,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:17,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:22:17,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:17,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:17,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:22:17,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:17,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:17,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2020-10-13 12:22:17,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:17,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:17,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:17,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 12:22:17,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:17,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:22:17,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:17,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:17,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 12:22:17,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:17,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:17,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:22:17,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:17,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:17,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:17,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:17,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:17,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:22:17,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:17,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:17,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:17,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:17,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:17,232 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-10-13 12:22:17,232 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [516785712] [2020-10-13 12:22:17,232 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:22:17,232 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-13 12:22:17,233 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [973459744] [2020-10-13 12:22:17,233 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-13 12:22:17,233 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:22:17,233 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-13 12:22:17,234 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2020-10-13 12:22:17,234 INFO L87 Difference]: Start difference. First operand 709 states and 990 transitions. Second operand 12 states. [2020-10-13 12:22:21,698 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 562 [2020-10-13 12:22:44,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:22:44,744 INFO L93 Difference]: Finished difference Result 2104 states and 3279 transitions. [2020-10-13 12:22:44,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-13 12:22:44,745 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 205 [2020-10-13 12:22:44,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:22:44,757 INFO L225 Difference]: With dead ends: 2104 [2020-10-13 12:22:44,757 INFO L226 Difference]: Without dead ends: 1469 [2020-10-13 12:22:44,761 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 61 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 12:22:44,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1469 states. [2020-10-13 12:22:45,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1469 to 796. [2020-10-13 12:22:45,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 796 states. [2020-10-13 12:22:45,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 796 states and 1135 transitions. [2020-10-13 12:22:45,145 INFO L78 Accepts]: Start accepts. Automaton has 796 states and 1135 transitions. Word has length 205 [2020-10-13 12:22:45,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:22:45,146 INFO L479 AbstractCegarLoop]: Abstraction has 796 states and 1135 transitions. [2020-10-13 12:22:45,146 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-13 12:22:45,146 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 1135 transitions. [2020-10-13 12:22:45,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2020-10-13 12:22:45,151 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:22:45,151 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:22:45,151 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-13 12:22:45,152 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:22:45,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:22:45,152 INFO L82 PathProgramCache]: Analyzing trace with hash 973844975, now seen corresponding path program 1 times [2020-10-13 12:22:45,152 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:22:45,152 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1110742066] [2020-10-13 12:22:45,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:22:45,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:45,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:45,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:45,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:45,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:45,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:45,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:45,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:45,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:45,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:45,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:49,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:49,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:49,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:50,238 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:50,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 298 [2020-10-13 12:22:50,238 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-13 12:22:50,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5024 [2020-10-13 12:22:50,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:50,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:22:50,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-13 12:22:50,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-13 12:22:50,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:51,615 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 559 [2020-10-13 12:22:51,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:22:51,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:51,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:51,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:51,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:22:51,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:51,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-10-13 12:22:51,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:51,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:51,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:51,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:51,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:51,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:22:51,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:51,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:51,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:51,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:22:51,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:51,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:22:51,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:51,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:51,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:51,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:51,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:51,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:22:51,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:51,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:51,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:51,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:22:51,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:51,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:22:51,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:51,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:51,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:51,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:51,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:51,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:22:51,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:51,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:51,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:51,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:22:51,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:51,691 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:22:51,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:51,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:51,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:51,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:51,691 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:51,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:22:51,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:51,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:51,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:51,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:51,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:52,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:55,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:55,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:22:55,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:22:55,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4196 [2020-10-13 12:22:55,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:55,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:55,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:55,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:55,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:55,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:22:55,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:55,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:55,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:55,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:22:55,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:55,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:22:55,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:55,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:55,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:55,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:55,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:55,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:22:55,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:55,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:55,971 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:55,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:22:55,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:55,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:22:55,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:55,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:55,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:55,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:55,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:55,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:22:55,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:55,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:55,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:55,976 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:55,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:55,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:22:55,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:55,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:55,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:55,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:55,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:56,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:22:56,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:56,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:56,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:56,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:56,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:56,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:22:56,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:56,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:56,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:56,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:56,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:56,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 12:22:56,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:56,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:56,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:56,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:22:56,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:56,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:22:56,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:56,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:56,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:56,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:56,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:56,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:22:56,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:56,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:56,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:56,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:22:56,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:56,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:22:56,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:56,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:56,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:56,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:56,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:56,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:22:56,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:56,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:56,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:56,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:56,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:56,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:22:56,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:56,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:56,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:56,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:56,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:56,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:22:56,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:56,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:56,035 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:56,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:56,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:56,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:22:56,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:56,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:56,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:56,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:56,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:56,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:22:56,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:56,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:56,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:56,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:22:56,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:56,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:22:56,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:56,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:56,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:56,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:56,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:56,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:22:56,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:56,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:56,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:56,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:22:56,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:56,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:22:56,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:56,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:56,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:56,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:56,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:56,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:22:56,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:56,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:56,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:56,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:56,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:56,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:22:56,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:56,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:56,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:56,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:56,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:56,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:22:56,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:56,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:56,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:56,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:56,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:56,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:22:56,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:56,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:56,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:56,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:56,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:56,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-13 12:22:56,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:56,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:56,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:56,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:22:56,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:56,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-13 12:22:56,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:56,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:56,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 12:22:56,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:56,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:56,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:22:56,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:56,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:56,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:56,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:56,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:56,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:22:56,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:56,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:56,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:56,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:56,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:56,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:22:56,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:56,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:56,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:56,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:56,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:56,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:22:56,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:56,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:56,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:56,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:56,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:56,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-13 12:22:56,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:56,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:56,201 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:56,202 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 12:22:56,202 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:56,202 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:22:56,202 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:56,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:56,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 12:22:56,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:56,203 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:56,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:22:56,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:56,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:56,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:56,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:56,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:56,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:22:56,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:56,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:56,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:56,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:56,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:56,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-13 12:22:56,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:56,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:56,210 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:56,210 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:56,210 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:56,211 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:22:56,211 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:56,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:56,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:22:56,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:56,212 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:56,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-13 12:22:56,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:56,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:56,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:56,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:56,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:56,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:22:56,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:56,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:56,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:22:56,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:56,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:56,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-13 12:22:56,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:56,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:56,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:56,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:22:56,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:56,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:22:56,232 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:56,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:56,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 12:22:56,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:56,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:56,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-10-13 12:22:56,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:56,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:56,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:56,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:56,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:56,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 12:22:56,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:56,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:56,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:22:56,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:56,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:56,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-10-13 12:22:56,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:56,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:56,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:56,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:56,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:56,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:22:56,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:56,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:56,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:22:56,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:56,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:56,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-10-13 12:22:56,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:56,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:56,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:56,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:56,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:56,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:22:56,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:56,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:56,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:22:56,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:56,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:56,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2020-10-13 12:22:56,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:56,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:56,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:56,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:56,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:56,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:22:56,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:56,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:56,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:22:56,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:56,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:56,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2020-10-13 12:22:56,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:56,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:56,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:56,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 12:22:56,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:56,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:22:56,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:56,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:56,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 12:22:56,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:56,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:56,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:22:56,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:56,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:56,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:56,289 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:56,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:56,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:22:56,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:56,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:56,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:56,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:56,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:56,369 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-10-13 12:22:56,369 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1110742066] [2020-10-13 12:22:56,370 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:22:56,371 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-13 12:22:56,371 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [617392146] [2020-10-13 12:22:56,371 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-13 12:22:56,372 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:22:56,372 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-13 12:22:56,373 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2020-10-13 12:22:56,373 INFO L87 Difference]: Start difference. First operand 796 states and 1135 transitions. Second operand 12 states. [2020-10-13 12:22:59,900 WARN L193 SmtUtils]: Spent 1.44 s on a formula simplification that was a NOOP. DAG size: 562 [2020-10-13 12:23:18,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:23:18,694 INFO L93 Difference]: Finished difference Result 2669 states and 4337 transitions. [2020-10-13 12:23:18,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-13 12:23:18,695 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 206 [2020-10-13 12:23:18,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:23:18,710 INFO L225 Difference]: With dead ends: 2669 [2020-10-13 12:23:18,711 INFO L226 Difference]: Without dead ends: 1953 [2020-10-13 12:23:18,715 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=211, Invalid=439, Unknown=0, NotChecked=0, Total=650 [2020-10-13 12:23:18,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1953 states. [2020-10-13 12:23:19,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1953 to 958. [2020-10-13 12:23:19,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 958 states. [2020-10-13 12:23:19,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 958 states and 1406 transitions. [2020-10-13 12:23:19,252 INFO L78 Accepts]: Start accepts. Automaton has 958 states and 1406 transitions. Word has length 206 [2020-10-13 12:23:19,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:23:19,252 INFO L479 AbstractCegarLoop]: Abstraction has 958 states and 1406 transitions. [2020-10-13 12:23:19,252 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-13 12:23:19,252 INFO L276 IsEmpty]: Start isEmpty. Operand 958 states and 1406 transitions. [2020-10-13 12:23:19,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2020-10-13 12:23:19,256 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:23:19,257 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:23:19,257 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-13 12:23:19,257 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:23:19,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:23:19,257 INFO L82 PathProgramCache]: Analyzing trace with hash 1818350240, now seen corresponding path program 2 times [2020-10-13 12:23:19,258 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:23:19,258 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [693989780] [2020-10-13 12:23:19,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:23:19,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:19,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:19,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:19,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:19,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:19,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:19,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:21,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:24,307 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:24,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 298 [2020-10-13 12:23:24,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-13 12:23:24,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-13 12:23:24,308 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:24,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:23:24,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 127 [2020-10-13 12:23:24,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:23:24,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:25,778 WARN L193 SmtUtils]: Spent 1.40 s on a formula simplification that was a NOOP. DAG size: 559 [2020-10-13 12:23:25,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:23:25,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:25,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:25,810 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:25,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:23:25,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:25,811 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-13 12:23:25,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:25,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:25,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:25,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:25,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:25,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:23:25,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:25,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:25,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:25,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:23:25,834 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:25,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:23:25,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:25,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:25,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:25,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:25,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:25,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:23:25,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:25,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:25,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:25,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:23:25,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:25,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:23:25,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:25,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:25,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:25,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:25,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:25,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:23:25,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:25,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:25,838 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:25,838 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:23:25,838 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:25,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:23:25,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:25,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:25,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:25,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:25,839 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:25,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:23:25,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:25,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:25,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:25,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:25,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:26,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking...