/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_spec11_product40.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 11:52:47,779 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 11:52:47,782 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 11:52:47,824 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 11:52:47,825 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 11:52:47,833 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 11:52:47,835 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 11:52:47,838 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 11:52:47,841 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 11:52:47,845 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 11:52:47,846 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 11:52:47,847 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 11:52:47,847 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 11:52:47,850 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 11:52:47,852 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 11:52:47,854 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 11:52:47,855 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 11:52:47,856 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 11:52:47,858 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 11:52:47,866 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 11:52:47,868 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 11:52:47,869 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 11:52:47,870 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 11:52:47,870 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 11:52:47,882 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 11:52:47,883 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 11:52:47,883 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 11:52:47,884 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 11:52:47,890 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 11:52:47,891 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 11:52:47,892 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 11:52:47,892 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 11:52:47,893 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 11:52:47,895 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 11:52:47,896 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 11:52:47,897 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 11:52:47,897 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 11:52:47,897 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 11:52:47,897 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 11:52:47,898 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 11:52:47,899 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 11:52:47,902 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 11:52:47,937 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 11:52:47,938 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 11:52:47,939 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 11:52:47,939 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 11:52:47,940 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 11:52:47,940 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 11:52:47,940 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-13 11:52:47,940 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 11:52:47,940 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-13 11:52:47,941 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 11:52:47,942 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 11:52:47,942 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 11:52:47,942 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 11:52:47,942 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-13 11:52:47,943 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 11:52:47,943 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 11:52:47,943 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 11:52:47,943 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 11:52:47,943 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 11:52:47,944 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 11:52:47,944 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 11:52:47,944 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 11:52:47,944 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 11:52:47,944 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 11:52:47,945 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 11:52:47,945 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 11:52:47,945 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 11:52:47,945 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 11:52:47,945 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 11:52:47,945 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 11:52:48,260 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 11:52:48,273 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 11:52:48,276 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 11:52:48,278 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 11:52:48,278 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 11:52:48,279 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec11_product40.cil.c [2020-10-13 11:52:48,344 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/783c4feb7/ada8be5ff6e14524aa751d065c146e2d/FLAG1224fefdb [2020-10-13 11:52:48,915 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 11:52:48,915 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec11_product40.cil.c [2020-10-13 11:52:48,939 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/783c4feb7/ada8be5ff6e14524aa751d065c146e2d/FLAG1224fefdb [2020-10-13 11:52:49,169 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/783c4feb7/ada8be5ff6e14524aa751d065c146e2d [2020-10-13 11:52:49,178 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 11:52:49,180 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 11:52:49,181 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 11:52:49,181 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 11:52:49,185 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 11:52:49,187 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 11:52:49" (1/1) ... [2020-10-13 11:52:49,190 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5996606d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:52:49, skipping insertion in model container [2020-10-13 11:52:49,190 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 11:52:49" (1/1) ... [2020-10-13 11:52:49,198 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 11:52:49,262 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 11:52:50,044 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 11:52:50,066 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 11:52:50,182 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 11:52:50,260 INFO L208 MainTranslator]: Completed translation [2020-10-13 11:52:50,261 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:52:50 WrapperNode [2020-10-13 11:52:50,261 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 11:52:50,262 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 11:52:50,262 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 11:52:50,262 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 11:52:50,276 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:52:50" (1/1) ... [2020-10-13 11:52:50,277 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:52:50" (1/1) ... [2020-10-13 11:52:50,310 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:52:50" (1/1) ... [2020-10-13 11:52:50,311 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:52:50" (1/1) ... [2020-10-13 11:52:50,367 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:52:50" (1/1) ... [2020-10-13 11:52:50,390 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:52:50" (1/1) ... [2020-10-13 11:52:50,405 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:52:50" (1/1) ... [2020-10-13 11:52:50,442 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 11:52:50,443 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 11:52:50,443 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 11:52:50,445 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 11:52:50,447 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:52:50" (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 11:52:50,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 11:52:50,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 11:52:50,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-13 11:52:50,524 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__DecryptAutoResponder_spec__1 [2020-10-13 11:52:50,524 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-13 11:52:50,525 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-13 11:52:50,525 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-13 11:52:50,525 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-13 11:52:50,525 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-10-13 11:52:50,526 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2020-10-13 11:52:50,526 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-10-13 11:52:50,526 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-10-13 11:52:50,526 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Keys [2020-10-13 11:52:50,526 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__AddressBook [2020-10-13 11:52:50,527 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-10-13 11:52:50,527 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-10-13 11:52:50,527 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-10-13 11:52:50,527 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-10-13 11:52:50,527 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-10-13 11:52:50,528 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-10-13 11:52:50,528 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-10-13 11:52:50,528 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2020-10-13 11:52:50,528 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2020-10-13 11:52:50,529 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2020-10-13 11:52:50,529 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2020-10-13 11:52:50,529 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2020-10-13 11:52:50,529 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-10-13 11:52:50,529 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-13 11:52:50,530 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-10-13 11:52:50,530 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-10-13 11:52:50,530 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-10-13 11:52:50,530 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-10-13 11:52:50,530 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-13 11:52:50,530 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-13 11:52:50,531 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-13 11:52:50,531 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-13 11:52:50,531 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-13 11:52:50,531 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-13 11:52:50,531 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-13 11:52:50,532 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-10-13 11:52:50,532 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-10-13 11:52:50,532 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-10-13 11:52:50,532 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-10-13 11:52:50,532 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-10-13 11:52:50,532 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-10-13 11:52:50,533 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-10-13 11:52:50,533 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-10-13 11:52:50,533 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-10-13 11:52:50,533 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-10-13 11:52:50,533 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-10-13 11:52:50,534 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-10-13 11:52:50,534 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-10-13 11:52:50,534 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-10-13 11:52:50,534 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-10-13 11:52:50,534 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-10-13 11:52:50,534 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-10-13 11:52:50,535 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-10-13 11:52:50,535 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-10-13 11:52:50,535 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-10-13 11:52:50,535 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-10-13 11:52:50,535 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-10-13 11:52:50,536 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-10-13 11:52:50,536 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-10-13 11:52:50,536 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-10-13 11:52:50,536 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-10-13 11:52:50,536 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-10-13 11:52:50,537 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-10-13 11:52:50,537 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-10-13 11:52:50,537 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-10-13 11:52:50,537 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-10-13 11:52:50,537 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-10-13 11:52:50,537 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-10-13 11:52:50,538 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-10-13 11:52:50,538 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-10-13 11:52:50,538 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-10-13 11:52:50,538 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-10-13 11:52:50,538 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-10-13 11:52:50,539 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-10-13 11:52:50,539 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-10-13 11:52:50,539 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-10-13 11:52:50,539 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-10-13 11:52:50,539 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-10-13 11:52:50,539 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-10-13 11:52:50,540 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-10-13 11:52:50,540 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-10-13 11:52:50,540 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-10-13 11:52:50,540 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-10-13 11:52:50,540 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-10-13 11:52:50,540 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-10-13 11:52:50,541 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2020-10-13 11:52:50,541 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-10-13 11:52:50,541 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2020-10-13 11:52:50,541 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-10-13 11:52:50,541 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2020-10-13 11:52:50,542 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-10-13 11:52:50,542 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-10-13 11:52:50,542 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-10-13 11:52:50,542 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-13 11:52:50,542 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 11:52:50,542 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2020-10-13 11:52:50,543 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2020-10-13 11:52:50,543 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2020-10-13 11:52:50,543 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2020-10-13 11:52:50,543 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2020-10-13 11:52:50,543 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2020-10-13 11:52:50,543 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2020-10-13 11:52:50,544 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2020-10-13 11:52:50,544 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2020-10-13 11:52:50,544 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2020-10-13 11:52:50,544 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2020-10-13 11:52:50,544 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2020-10-13 11:52:50,544 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 11:52:50,544 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 11:52:50,545 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-13 11:52:50,545 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-13 11:52:50,545 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-10-13 11:52:50,545 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__DecryptAutoResponder_spec__1 [2020-10-13 11:52:50,545 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-13 11:52:50,545 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-13 11:52:50,545 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-13 11:52:50,546 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-13 11:52:50,546 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-13 11:52:50,546 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-13 11:52:50,546 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-10-13 11:52:50,546 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-10-13 11:52:50,546 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-10-13 11:52:50,547 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-10-13 11:52:50,547 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-10-13 11:52:50,547 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-10-13 11:52:50,547 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-10-13 11:52:50,547 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-10-13 11:52:50,547 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-10-13 11:52:50,547 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-10-13 11:52:50,548 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-10-13 11:52:50,548 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-10-13 11:52:50,548 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-10-13 11:52:50,548 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-10-13 11:52:50,548 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-10-13 11:52:50,548 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-10-13 11:52:50,548 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-10-13 11:52:50,549 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-10-13 11:52:50,549 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-10-13 11:52:50,549 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-10-13 11:52:50,549 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-10-13 11:52:50,549 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-10-13 11:52:50,549 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-10-13 11:52:50,550 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2020-10-13 11:52:50,550 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2020-10-13 11:52:50,550 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2020-10-13 11:52:50,550 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2020-10-13 11:52:50,550 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2020-10-13 11:52:50,550 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2020-10-13 11:52:50,550 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Keys [2020-10-13 11:52:50,551 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__AddressBook [2020-10-13 11:52:50,551 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-10-13 11:52:50,551 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-10-13 11:52:50,551 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-10-13 11:52:50,551 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-13 11:52:50,551 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-13 11:52:50,552 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-13 11:52:50,552 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-13 11:52:50,552 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-13 11:52:50,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-13 11:52:50,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-13 11:52:50,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-13 11:52:50,552 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-13 11:52:50,553 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-13 11:52:50,553 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-13 11:52:50,553 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-13 11:52:50,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-13 11:52:50,553 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-13 11:52:50,553 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-13 11:52:50,553 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-13 11:52:50,553 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2020-10-13 11:52:50,554 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2020-10-13 11:52:50,554 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2020-10-13 11:52:50,554 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2020-10-13 11:52:50,554 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2020-10-13 11:52:50,554 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2020-10-13 11:52:50,554 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2020-10-13 11:52:50,554 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2020-10-13 11:52:50,555 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2020-10-13 11:52:50,555 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2020-10-13 11:52:50,555 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-10-13 11:52:50,555 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-13 11:52:50,555 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-10-13 11:52:50,555 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-10-13 11:52:50,555 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-10-13 11:52:50,556 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-10-13 11:52:50,556 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-10-13 11:52:50,556 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-10-13 11:52:50,556 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-10-13 11:52:50,556 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-10-13 11:52:50,556 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-10-13 11:52:50,556 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-10-13 11:52:50,556 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-10-13 11:52:50,557 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-10-13 11:52:50,557 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-10-13 11:52:50,557 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-10-13 11:52:50,557 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-10-13 11:52:50,557 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-10-13 11:52:50,557 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-10-13 11:52:50,557 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-10-13 11:52:50,558 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-10-13 11:52:50,558 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-10-13 11:52:50,558 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-10-13 11:52:50,558 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-10-13 11:52:50,558 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-10-13 11:52:50,558 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-10-13 11:52:50,558 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-10-13 11:52:50,558 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-10-13 11:52:50,559 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-10-13 11:52:50,559 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-10-13 11:52:50,559 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-10-13 11:52:50,559 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-10-13 11:52:50,559 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-10-13 11:52:50,559 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-10-13 11:52:50,559 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-10-13 11:52:50,560 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-10-13 11:52:50,560 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-10-13 11:52:50,560 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-10-13 11:52:50,560 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-10-13 11:52:50,560 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-10-13 11:52:50,560 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-10-13 11:52:50,560 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-10-13 11:52:50,560 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-10-13 11:52:50,561 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-10-13 11:52:50,561 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-13 11:52:50,561 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 11:52:50,561 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2020-10-13 11:52:50,561 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2020-10-13 11:52:50,561 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2020-10-13 11:52:50,561 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2020-10-13 11:52:50,562 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2020-10-13 11:52:50,562 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 11:52:50,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-13 11:52:50,562 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 11:52:52,636 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 11:52:52,636 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-13 11:52:52,644 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 11:52:52 BoogieIcfgContainer [2020-10-13 11:52:52,644 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 11:52:52,646 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 11:52:52,646 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 11:52:52,649 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 11:52:52,649 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 11:52:49" (1/3) ... [2020-10-13 11:52:52,650 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16b9532d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 11:52:52, skipping insertion in model container [2020-10-13 11:52:52,650 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:52:50" (2/3) ... [2020-10-13 11:52:52,651 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16b9532d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 11:52:52, skipping insertion in model container [2020-10-13 11:52:52,651 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 11:52:52" (3/3) ... [2020-10-13 11:52:52,652 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec11_product40.cil.c [2020-10-13 11:52:52,663 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 11:52:52,672 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 11:52:52,686 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 11:52:52,713 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 11:52:52,714 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 11:52:52,714 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 11:52:52,714 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 11:52:52,714 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 11:52:52,714 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 11:52:52,714 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 11:52:52,714 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 11:52:52,752 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states. [2020-10-13 11:52:52,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2020-10-13 11:52:52,784 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 11:52:52,786 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 11:52:52,787 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 11:52:52,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 11:52:52,795 INFO L82 PathProgramCache]: Analyzing trace with hash -1971264003, now seen corresponding path program 1 times [2020-10-13 11:52:52,804 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 11:52:52,804 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [419297505] [2020-10-13 11:52:52,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 11:52:53,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:52:53,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:52:53,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:52:53,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:52:54,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:52:54,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:52:58,433 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:52:58,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 245 [2020-10-13 11:52:58,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 11:52:58,435 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5054 [2020-10-13 11:52:58,439 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:52:58,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:52:58,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 121 [2020-10-13 11:52:58,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:52:58,440 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-13 11:53:00,199 WARN L193 SmtUtils]: Spent 1.60 s on a formula simplification that was a NOOP. DAG size: 541 [2020-10-13 11:53:00,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 11:53:00,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:00,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:00,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:00,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:53:00,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:00,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 58 [2020-10-13 11:53:00,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:00,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:00,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:00,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:00,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:00,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:53:00,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:00,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:00,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:00,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:53:00,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:00,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:00,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:00,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:00,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:00,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:00,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:00,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 11:53:00,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:00,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:00,316 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:00,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:53:00,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:00,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:00,317 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:00,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:00,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:00,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:00,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:00,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 11:53:00,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:00,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:00,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:00,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:53:00,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:00,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:00,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:00,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:00,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:00,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:00,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:00,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 11:53:00,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:00,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:00,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:00,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:00,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:02,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:05,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:05,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 11:53:05,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 11:53:05,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-13 11:53:05,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:05,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:05,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:05,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:05,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:53:05,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:53:05,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:05,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:05,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:05,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:53:05,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:05,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-13 11:53:05,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:05,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:05,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:05,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:05,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:05,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:53:05,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:05,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:05,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:05,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:53:05,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:05,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 11:53:05,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:05,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:05,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:05,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:05,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:53:05,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:53:05,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:05,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:05,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:05,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:05,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:05,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:53:05,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:05,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:05,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:05,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:05,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-13 11:53:05,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:53:05,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:05,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:05,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:05,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:05,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:05,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:53:05,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:05,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:05,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:05,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:05,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-13 11:53:05,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 11:53:05,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:05,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:05,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:05,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:53:05,530 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:05,530 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 11:53:05,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:05,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:05,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:05,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:05,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:53:05,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:53:05,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:05,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:05,548 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:05,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:53:05,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:05,549 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 11:53:05,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:05,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:05,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:05,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:05,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:53:05,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:53:05,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:05,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:05,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:05,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:05,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:05,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:05,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:05,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:05,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:05,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:05,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:05,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:53:05,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:05,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:05,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:05,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:05,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:05,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:05,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:05,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:05,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:05,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:05,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:05,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 11:53:05,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:05,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:05,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:05,580 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:53:05,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:05,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 11:53:05,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:05,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:05,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:05,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:05,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:05,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:53:05,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:05,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:05,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:05,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:53:05,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:05,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:53:05,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:05,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:05,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:05,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:05,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:53:05,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:53:05,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:05,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:05,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:05,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:05,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:05,600 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:05,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:05,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:05,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:05,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:05,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:53:05,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:53:05,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:05,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:05,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:05,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:05,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:05,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:53:05,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:05,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:05,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:05,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:05,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:53:05,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-13 11:53:05,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:05,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:05,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:05,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 11:53:05,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:05,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 11:53:05,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:05,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:05,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 11:53:05,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:05,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:05,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:53:05,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:05,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:05,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:05,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:05,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:05,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:05,681 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:05,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:05,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:05,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:05,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-13 11:53:05,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:53:05,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:05,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:05,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:05,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:05,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:05,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:05,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:05,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:05,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:05,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:05,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:05,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-13 11:53:05,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:05,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:05,714 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:05,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:05,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:05,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:05,715 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:05,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:05,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:53:05,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:05,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:05,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-13 11:53:05,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:05,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:05,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:05,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:05,722 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:05,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:53:05,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:05,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:05,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:53:05,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:05,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:05,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-13 11:53:05,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:05,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:05,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:05,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:05,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:05,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:53:05,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:05,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:05,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:53:05,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:05,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:05,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-13 11:53:05,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:05,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:05,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:05,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:05,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:05,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:53:05,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:05,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:05,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:53:05,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:05,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-13 11:53:05,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-13 11:53:05,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:05,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:05,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:05,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 11:53:05,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:05,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:53:05,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:05,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:05,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-13 11:53:05,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:05,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:05,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:53:05,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:05,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:05,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:05,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:53:05,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:05,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:05,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:05,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:05,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:05,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:05,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:05,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-10-13 11:53:05,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:05,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:05,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:05,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:05,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:05,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:05,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:05,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:05,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:53:05,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:05,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:05,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2020-10-13 11:53:05,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:05,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:05,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:05,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:53:05,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:05,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:05,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:05,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:05,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 11:53:05,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:05,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:05,865 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-13 11:53:05,866 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [419297505] [2020-10-13 11:53:05,868 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 11:53:05,868 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-13 11:53:05,869 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1826918203] [2020-10-13 11:53:05,876 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-13 11:53:05,876 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 11:53:05,890 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-13 11:53:05,891 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2020-10-13 11:53:05,893 INFO L87 Difference]: Start difference. First operand 511 states. Second operand 10 states. [2020-10-13 11:53:21,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 11:53:21,231 INFO L93 Difference]: Finished difference Result 1100 states and 1685 transitions. [2020-10-13 11:53:21,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-13 11:53:21,233 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 163 [2020-10-13 11:53:21,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 11:53:21,260 INFO L225 Difference]: With dead ends: 1100 [2020-10-13 11:53:21,260 INFO L226 Difference]: Without dead ends: 813 [2020-10-13 11:53:21,270 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=147, Invalid=315, Unknown=0, NotChecked=0, Total=462 [2020-10-13 11:53:21,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 813 states. [2020-10-13 11:53:21,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 813 to 482. [2020-10-13 11:53:21,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 482 states. [2020-10-13 11:53:21,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 482 states and 655 transitions. [2020-10-13 11:53:21,604 INFO L78 Accepts]: Start accepts. Automaton has 482 states and 655 transitions. Word has length 163 [2020-10-13 11:53:21,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 11:53:21,605 INFO L479 AbstractCegarLoop]: Abstraction has 482 states and 655 transitions. [2020-10-13 11:53:21,605 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-13 11:53:21,605 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 655 transitions. [2020-10-13 11:53:21,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2020-10-13 11:53:21,610 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 11:53:21,610 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 11:53:21,611 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 11:53:21,611 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 11:53:21,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 11:53:21,612 INFO L82 PathProgramCache]: Analyzing trace with hash 1037006653, now seen corresponding path program 1 times [2020-10-13 11:53:21,612 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 11:53:21,612 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1162870914] [2020-10-13 11:53:21,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 11:53:21,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:21,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:21,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:21,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:22,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:26,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:26,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:26,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 246 [2020-10-13 11:53:26,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 11:53:26,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5031 [2020-10-13 11:53:26,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:26,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 11:53:26,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-13 11:53:26,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-13 11:53:26,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:53:28,160 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification that was a NOOP. DAG size: 541 [2020-10-13 11:53:28,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 11:53:28,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:28,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:28,207 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:28,207 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:53:28,208 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:28,208 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-13 11:53:28,208 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:28,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:28,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:28,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:28,209 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:28,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:53:28,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:28,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:28,228 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:28,228 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:53:28,228 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:28,228 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:53:28,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:28,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:28,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:28,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:28,229 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:28,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 11:53:28,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:28,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:28,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:28,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:53:28,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:28,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:53:28,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:28,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:28,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:28,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:28,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:28,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 11:53:28,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:28,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:28,236 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:28,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:53:28,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:28,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:53:28,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:28,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:28,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:28,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:28,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:28,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 11:53:28,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:28,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:28,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:28,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:28,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:29,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:33,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:33,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 11:53:33,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 11:53:33,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-13 11:53:33,274 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:33,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:33,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:33,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:33,275 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:33,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:53:33,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:33,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:33,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:33,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:53:33,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:33,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 11:53:33,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:33,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:33,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:33,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:33,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:33,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:53:33,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:33,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:33,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:33,342 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:53:33,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:33,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:53:33,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:33,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:33,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:33,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:33,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:33,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:53:33,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:33,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:33,351 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:33,351 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:33,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:33,352 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:53:33,352 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:33,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:33,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:33,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:33,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:33,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:53:33,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:33,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:33,378 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:33,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:33,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:33,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:53:33,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:33,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:33,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:33,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:33,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:53:33,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 11:53:33,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:33,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:33,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:33,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:53:33,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:33,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 11:53:33,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:33,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:33,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:33,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:33,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:53:33,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:53:33,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:33,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:33,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:33,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:53:33,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:33,415 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:53:33,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:33,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:33,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:33,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:33,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:53:33,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:53:33,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:33,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:33,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:33,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:33,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:33,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:33,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:33,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:33,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:33,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:33,426 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:53:33,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:53:33,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:33,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:33,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:33,433 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:33,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:33,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:33,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:33,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:33,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:33,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:33,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:53:33,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 11:53:33,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:33,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:33,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:33,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:53:33,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:33,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 11:53:33,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:33,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:33,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:33,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:33,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:53:33,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:53:33,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:33,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:33,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:33,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:53:33,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:33,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:53:33,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:33,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:33,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:33,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:33,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:53:33,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:53:33,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:33,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:33,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:33,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:33,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:33,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:53:33,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:33,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:33,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:33,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:33,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:53:33,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:53:33,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:33,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:33,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:33,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:33,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:33,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:33,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:33,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:33,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:33,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:33,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:53:33,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-13 11:53:33,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:33,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:33,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:33,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 11:53:33,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:33,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 11:53:33,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:33,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:33,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 11:53:33,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:33,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:33,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:53:33,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:33,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:33,614 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:33,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:33,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:33,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:33,615 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:33,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:33,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:33,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:33,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:33,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:53:33,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:33,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:33,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:33,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:33,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:33,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:33,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:33,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:33,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:33,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:33,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:33,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-13 11:53:33,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:33,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:33,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:33,642 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:33,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:33,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:33,643 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:33,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:33,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:53:33,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:33,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:33,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-13 11:53:33,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:33,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:33,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:33,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:33,648 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:33,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:33,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:33,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:33,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:53:33,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:33,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:33,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-13 11:53:33,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:33,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:33,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:33,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:33,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:33,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:33,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:33,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:33,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:53:33,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:33,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:33,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-13 11:53:33,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:33,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:33,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:33,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:33,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:33,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:33,664 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:33,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:33,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:53:33,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:33,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:33,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-13 11:53:33,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:33,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:33,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:33,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 11:53:33,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:33,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:53:33,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:33,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:33,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-13 11:53:33,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:33,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:33,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:53:33,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:33,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:33,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:33,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:53:33,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:33,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:33,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:33,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:33,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:33,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:33,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:33,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-13 11:53:33,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:33,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:33,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:33,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:33,681 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:33,681 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:33,681 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:33,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:33,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:53:33,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:33,682 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:33,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-13 11:53:33,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:33,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:33,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:33,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:53:33,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:33,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:33,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:33,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:33,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 11:53:33,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:33,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:33,742 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-13 11:53:33,742 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1162870914] [2020-10-13 11:53:33,743 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 11:53:33,743 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-13 11:53:33,743 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [778348697] [2020-10-13 11:53:33,748 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 11:53:33,749 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 11:53:33,749 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 11:53:33,751 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-13 11:53:33,751 INFO L87 Difference]: Start difference. First operand 482 states and 655 transitions. Second operand 11 states. [2020-10-13 11:53:37,796 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 544 [2020-10-13 11:53:51,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 11:53:51,618 INFO L93 Difference]: Finished difference Result 1011 states and 1490 transitions. [2020-10-13 11:53:51,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-13 11:53:51,619 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 164 [2020-10-13 11:53:51,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 11:53:51,629 INFO L225 Difference]: With dead ends: 1011 [2020-10-13 11:53:51,629 INFO L226 Difference]: Without dead ends: 816 [2020-10-13 11:53:51,632 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=106, Invalid=200, Unknown=0, NotChecked=0, Total=306 [2020-10-13 11:53:51,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 816 states. [2020-10-13 11:53:51,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 816 to 484. [2020-10-13 11:53:51,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 484 states. [2020-10-13 11:53:51,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 484 states and 657 transitions. [2020-10-13 11:53:51,821 INFO L78 Accepts]: Start accepts. Automaton has 484 states and 657 transitions. Word has length 164 [2020-10-13 11:53:51,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 11:53:51,822 INFO L479 AbstractCegarLoop]: Abstraction has 484 states and 657 transitions. [2020-10-13 11:53:51,822 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-13 11:53:51,822 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 657 transitions. [2020-10-13 11:53:51,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2020-10-13 11:53:51,825 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 11:53:51,825 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:53:51,826 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-13 11:53:51,826 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 11:53:51,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 11:53:51,826 INFO L82 PathProgramCache]: Analyzing trace with hash 577794284, now seen corresponding path program 1 times [2020-10-13 11:53:51,827 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 11:53:51,827 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1118303334] [2020-10-13 11:53:51,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 11:53:51,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:51,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:52,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:52,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:52,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:52,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:52,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:56,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:56,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 258 [2020-10-13 11:53:56,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 11:53:56,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-13 11:53:56,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:56,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 11:53:56,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-13 11:53:56,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 11:53:56,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:58,191 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 541 [2020-10-13 11:53:58,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 11:53:58,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:58,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:58,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:58,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:53:58,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:58,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-13 11:53:58,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:58,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:58,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:58,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:58,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:58,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:53:58,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:58,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:58,316 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:58,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:53:58,317 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:58,317 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:53:58,317 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:58,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:58,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:58,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:58,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:58,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 11:53:58,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:58,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:58,319 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:58,319 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:53:58,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:58,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:53:58,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:58,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:58,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:58,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:58,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:58,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 11:53:58,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:58,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:58,323 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:58,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:53:58,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:58,324 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:58,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:58,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:58,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:58,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:58,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:58,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 11:53:58,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:58,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:58,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:58,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:58,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:59,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:02,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:02,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 11:54:02,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 11:54:02,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4485 [2020-10-13 11:54:02,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:02,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:02,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:02,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:02,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:02,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:54:02,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:02,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:02,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:02,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:54:02,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:02,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:54:02,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:02,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:02,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:02,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:02,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:02,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:54:02,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:02,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:02,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:02,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:54:02,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:02,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:54:02,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:02,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:02,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:02,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:02,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:02,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:54:02,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:02,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:02,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:02,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:02,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:02,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:02,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:02,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:02,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:02,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:02,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:02,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:54:02,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:02,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:02,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:02,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:02,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:02,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:02,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:02,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:02,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:02,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:02,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:02,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 11:54:02,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:02,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:02,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:02,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:54:02,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:02,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:54:02,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:02,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:02,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:02,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:02,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:02,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:54:02,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:02,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:02,941 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:02,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:54:02,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:02,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:54:02,942 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:02,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:02,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:02,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:02,943 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:02,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:54:02,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:02,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:02,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:02,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:02,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:02,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:02,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:02,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:02,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:02,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:02,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:02,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:54:02,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:02,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:02,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:02,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:02,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:02,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:02,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:02,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:02,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:02,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:02,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:02,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 11:54:02,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:02,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:02,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:02,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:54:02,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:02,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 11:54:02,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:02,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:02,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:02,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:02,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:02,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:54:02,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:02,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:02,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:02,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:54:02,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:02,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:54:02,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:02,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:02,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:02,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:02,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:02,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:54:02,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:02,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:02,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:02,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:02,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:02,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:02,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:02,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:02,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:02,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:02,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:02,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:54:02,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:02,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:02,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:02,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:02,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:02,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:02,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:02,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:02,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:02,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:02,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:03,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-13 11:54:03,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:03,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:03,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:03,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 11:54:03,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:03,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 11:54:03,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:03,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:03,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 11:54:03,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:03,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:54:03,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:54:03,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:03,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:03,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:03,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:03,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:03,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:03,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:03,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:03,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:03,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:03,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:54:03,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:54:03,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:03,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:03,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:03,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:03,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:03,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:03,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:03,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:03,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:03,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:03,089 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:03,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-13 11:54:03,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:03,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:03,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:03,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:03,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:03,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:03,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:03,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:03,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:54:03,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:03,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:54:03,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-13 11:54:03,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:03,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:03,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:03,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:03,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:03,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:03,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:03,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:03,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:54:03,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:03,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:54:03,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-13 11:54:03,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:03,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:03,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:03,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:03,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:03,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:03,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:03,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:03,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:54:03,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:03,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:54:03,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-13 11:54:03,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:03,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:03,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:03,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:03,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:03,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:03,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:03,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:03,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:54:03,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:03,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:54:03,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-13 11:54:03,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:03,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:03,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:03,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 11:54:03,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:03,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:03,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:03,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:03,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-13 11:54:03,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:03,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:54:03,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:54:03,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:03,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:03,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:03,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:54:03,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:03,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:03,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:03,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:03,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:03,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:03,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:54:03,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-10-13 11:54:03,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:03,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:03,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:03,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:03,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:03,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:03,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:03,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:03,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:54:03,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:03,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:54:03,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2020-10-13 11:54:03,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:03,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:03,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:03,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:54:03,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:03,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:03,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:03,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:03,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 11:54:03,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:03,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:54:03,283 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-13 11:54:03,284 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1118303334] [2020-10-13 11:54:03,284 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 11:54:03,284 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-13 11:54:03,284 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1821360079] [2020-10-13 11:54:03,285 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 11:54:03,286 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 11:54:03,286 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 11:54:03,286 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-13 11:54:03,286 INFO L87 Difference]: Start difference. First operand 484 states and 657 transitions. Second operand 11 states. [2020-10-13 11:54:06,666 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 544 [2020-10-13 11:54:20,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 11:54:20,408 INFO L93 Difference]: Finished difference Result 1369 states and 2088 transitions. [2020-10-13 11:54:20,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-13 11:54:20,409 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 176 [2020-10-13 11:54:20,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 11:54:20,417 INFO L225 Difference]: With dead ends: 1369 [2020-10-13 11:54:20,418 INFO L226 Difference]: Without dead ends: 950 [2020-10-13 11:54:20,420 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=133, Invalid=247, Unknown=0, NotChecked=0, Total=380 [2020-10-13 11:54:20,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 950 states. [2020-10-13 11:54:20,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 950 to 528. [2020-10-13 11:54:20,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 528 states. [2020-10-13 11:54:20,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 528 states and 732 transitions. [2020-10-13 11:54:20,597 INFO L78 Accepts]: Start accepts. Automaton has 528 states and 732 transitions. Word has length 176 [2020-10-13 11:54:20,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 11:54:20,598 INFO L479 AbstractCegarLoop]: Abstraction has 528 states and 732 transitions. [2020-10-13 11:54:20,598 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-13 11:54:20,598 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 732 transitions. [2020-10-13 11:54:20,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-10-13 11:54:20,605 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 11:54:20,605 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:54:20,606 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-13 11:54:20,606 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 11:54:20,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 11:54:20,606 INFO L82 PathProgramCache]: Analyzing trace with hash 1133233840, now seen corresponding path program 1 times [2020-10-13 11:54:20,606 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 11:54:20,607 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1225145124] [2020-10-13 11:54:20,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 11:54:20,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:20,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:20,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:20,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:20,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:21,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:22,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:22,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:22,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:22,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:22,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:22,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:22,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:22,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:25,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:25,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:25,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 259 [2020-10-13 11:54:25,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-13 11:54:25,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5022 [2020-10-13 11:54:25,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:25,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 11:54:25,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-13 11:54:25,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 11:54:25,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:27,300 WARN L193 SmtUtils]: Spent 1.55 s on a formula simplification that was a NOOP. DAG size: 541 [2020-10-13 11:54:27,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 11:54:27,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:27,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:27,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:27,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:54:27,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:27,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-13 11:54:27,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:27,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:27,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:27,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:27,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:27,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:54:27,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:27,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:27,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:27,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:54:27,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:27,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:54:27,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:27,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:27,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:27,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:27,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:27,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 11:54:27,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:27,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:27,351 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:27,351 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:54:27,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:27,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:54:27,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:27,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:27,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:27,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:27,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:27,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 11:54:27,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:27,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:27,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:27,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:54:27,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:27,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:54:27,354 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:27,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:27,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:27,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:27,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:27,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 11:54:27,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:27,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:27,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:27,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:27,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:28,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:31,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:31,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 11:54:31,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 11:54:31,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4414 [2020-10-13 11:54:31,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:31,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:31,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:31,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:31,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:31,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:54:31,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:31,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:31,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:31,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:54:31,832 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:31,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:54:31,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:31,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:31,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:31,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:31,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:31,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:54:31,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:31,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:31,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:31,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:54:31,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:31,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:31,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:31,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:31,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:31,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:31,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:31,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:54:31,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:31,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:31,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:31,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:31,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:31,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:31,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:31,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:31,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:31,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:31,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:31,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:54:31,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:31,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:31,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:31,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:31,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:31,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:31,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:31,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:31,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:31,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:31,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:31,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 11:54:31,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:31,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:31,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:31,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:54:31,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:31,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:54:31,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:31,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:31,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:31,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:31,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:31,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:54:31,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:31,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:31,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:31,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:54:31,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:31,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:54:31,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:31,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:31,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:31,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:31,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:31,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:54:31,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:31,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:31,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:31,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:31,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:31,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:31,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:31,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:31,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:31,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:31,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:31,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:54:31,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:31,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:31,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:31,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:31,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:31,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:31,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:31,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:31,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:31,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:31,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:31,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 11:54:31,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:31,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:31,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:31,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:54:31,928 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:31,928 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 11:54:31,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:31,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:31,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:31,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:31,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:31,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:54:31,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:31,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:31,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:31,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:54:31,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:31,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:54:31,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:31,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:31,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:31,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:31,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:31,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:54:31,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:31,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:31,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:31,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:31,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:31,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:31,942 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:31,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:31,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:31,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:31,943 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:31,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:54:31,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:31,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:31,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:31,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:31,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:31,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:31,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:31,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:31,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:31,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:31,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:31,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-13 11:54:31,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:31,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:31,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:31,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 11:54:31,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:31,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 11:54:31,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:31,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:31,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 11:54:31,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:31,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:32,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:54:32,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:32,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:32,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:32,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:32,011 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:32,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:32,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:32,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:32,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:32,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:32,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:32,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:54:32,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:32,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:32,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:32,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:32,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:32,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:32,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:32,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:32,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:32,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:32,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:32,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-13 11:54:32,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:32,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:32,042 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:32,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:32,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:32,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:32,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:32,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:32,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:54:32,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:32,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:32,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-13 11:54:32,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:32,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:32,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:32,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:32,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:32,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:54:32,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:32,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:32,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:54:32,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:32,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:32,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-13 11:54:32,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:32,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:32,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:32,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:32,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:32,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:32,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:32,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:32,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:54:32,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:32,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:32,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-10-13 11:54:32,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:32,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:32,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:32,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:32,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:32,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:32,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:32,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:32,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:54:32,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:32,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:54:32,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2020-10-13 11:54:32,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:32,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:32,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:32,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 11:54:32,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:32,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:54:32,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:32,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:32,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-13 11:54:32,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:32,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:54:32,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:54:32,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:32,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:32,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:32,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:54:32,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:32,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:32,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:32,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:32,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:32,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:32,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:54:32,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2020-10-13 11:54:32,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:32,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:32,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:32,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:32,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:32,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:32,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:32,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:32,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:54:32,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:32,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:54:32,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2020-10-13 11:54:32,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:32,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:32,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:32,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:54:32,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:32,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:32,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:32,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:32,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 11:54:32,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:32,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:54:32,174 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-13 11:54:32,175 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1225145124] [2020-10-13 11:54:32,176 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 11:54:32,176 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-13 11:54:32,176 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [306252942] [2020-10-13 11:54:32,177 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 11:54:32,178 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 11:54:32,178 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 11:54:32,178 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-13 11:54:32,178 INFO L87 Difference]: Start difference. First operand 528 states and 732 transitions. Second operand 11 states. [2020-10-13 11:54:36,304 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 544 [2020-10-13 11:54:53,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 11:54:53,082 INFO L93 Difference]: Finished difference Result 1668 states and 2655 transitions. [2020-10-13 11:54:53,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-13 11:54:53,083 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 177 [2020-10-13 11:54:53,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 11:54:53,093 INFO L225 Difference]: With dead ends: 1668 [2020-10-13 11:54:53,093 INFO L226 Difference]: Without dead ends: 1205 [2020-10-13 11:54:53,096 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=133, Invalid=247, Unknown=0, NotChecked=0, Total=380 [2020-10-13 11:54:53,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1205 states. [2020-10-13 11:54:53,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1205 to 613. [2020-10-13 11:54:53,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 613 states. [2020-10-13 11:54:53,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 613 states and 876 transitions. [2020-10-13 11:54:53,482 INFO L78 Accepts]: Start accepts. Automaton has 613 states and 876 transitions. Word has length 177 [2020-10-13 11:54:53,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 11:54:53,483 INFO L479 AbstractCegarLoop]: Abstraction has 613 states and 876 transitions. [2020-10-13 11:54:53,483 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-13 11:54:53,483 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 876 transitions. [2020-10-13 11:54:53,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2020-10-13 11:54:53,489 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 11:54:53,489 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:54:53,489 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-13 11:54:53,490 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 11:54:53,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 11:54:53,490 INFO L82 PathProgramCache]: Analyzing trace with hash -434432052, now seen corresponding path program 1 times [2020-10-13 11:54:53,490 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 11:54:53,491 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1425152547] [2020-10-13 11:54:53,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 11:54:53,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:53,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:53,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:53,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:53,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:54,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:54,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:54,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:54,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:54,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:54,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:54,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:54,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:57,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:58,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:58,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 260 [2020-10-13 11:54:58,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-13 11:54:58,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5021 [2020-10-13 11:54:58,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:58,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 11:54:58,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-13 11:54:58,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-13 11:54:58,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:59,910 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 541 [2020-10-13 11:54:59,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 11:54:59,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:59,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:59,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:59,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:54:59,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:59,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-13 11:54:59,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:59,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:59,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:59,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:59,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:59,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:54:59,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:59,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:59,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:59,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:54:59,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:59,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:54:59,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:59,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:59,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:59,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:59,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:59,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 11:54:59,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:59,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:59,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:59,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:54:59,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:59,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:54:59,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:59,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:59,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:59,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:59,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:59,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 11:54:59,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:59,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:59,982 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:59,982 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:54:59,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:59,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:54:59,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:59,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:59,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:59,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:59,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:00,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 11:55:00,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:00,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:00,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:00,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:00,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:00,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:04,204 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:04,205 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 11:55:04,205 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 11:55:04,205 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4184 [2020-10-13 11:55:04,205 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:04,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:04,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:04,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:04,206 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:04,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:55:04,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:04,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:04,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:04,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:55:04,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:04,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:55:04,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:04,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:04,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:04,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:04,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:04,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:55:04,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:04,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:04,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:04,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:55:04,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:04,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:55:04,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:04,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:04,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:04,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:04,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:04,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:55:04,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:04,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:04,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:04,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:04,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:04,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:55:04,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:04,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:04,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:04,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:04,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:04,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:55:04,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:04,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:04,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:04,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:04,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:04,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:55:04,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:04,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:04,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:04,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:04,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:04,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 11:55:04,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:04,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:04,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:04,293 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:55:04,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:04,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:55:04,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:04,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:04,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:04,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:04,294 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:04,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:55:04,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:04,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:04,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:04,300 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:55:04,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:04,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:55:04,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:04,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:04,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:04,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:04,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:04,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:55:04,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:04,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:04,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:04,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:04,305 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:04,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:55:04,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:04,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:04,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:04,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:04,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:04,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:55:04,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:04,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:04,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:04,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:04,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:04,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:55:04,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:04,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:04,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:04,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:04,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 35 [2020-10-13 11:55:04,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 11:55:04,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:04,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:04,351 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:04,351 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:55:04,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:04,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:55:04,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:04,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:04,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:04,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:04,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:04,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:55:04,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:04,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:04,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:04,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:55:04,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:04,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:55:04,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:04,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:04,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:04,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:04,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:04,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:55:04,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:04,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:04,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:04,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:04,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:04,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:55:04,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:04,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:04,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:04,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:04,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:04,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:55:04,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:04,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:04,364 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:04,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:04,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:04,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:55:04,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:04,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:04,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:04,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:04,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:04,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-13 11:55:04,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:04,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:04,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:04,396 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 11:55:04,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:04,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:55:04,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:04,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:04,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 11:55:04,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:04,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:04,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:55:04,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:04,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:04,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:04,417 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:04,417 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:04,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:55:04,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:04,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:04,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:04,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:04,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:04,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:55:04,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:04,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:04,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:04,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:04,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:04,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:55:04,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:04,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:04,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:04,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:04,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:04,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-13 11:55:04,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:04,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:04,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:04,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:04,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:04,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:55:04,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:04,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:04,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:55:04,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:04,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:04,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-13 11:55:04,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:04,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:04,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:04,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:04,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:04,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:55:04,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:04,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:04,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:55:04,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:04,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:04,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-13 11:55:04,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:04,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:04,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:04,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:04,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:04,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:55:04,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:04,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:04,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:55:04,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:04,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:04,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-13 11:55:04,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:04,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:04,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:04,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:04,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:04,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:55:04,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:04,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:04,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:55:04,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:04,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:04,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-13 11:55:04,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:04,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:04,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:04,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 11:55:04,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:04,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:55:04,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:04,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:04,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-13 11:55:04,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:04,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:04,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:55:04,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:04,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:04,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:04,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:55:04,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:04,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:55:04,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:04,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:04,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:04,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:04,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:04,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2020-10-13 11:55:04,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:04,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:04,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:04,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:04,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:04,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:55:04,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:04,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:04,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:55:04,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:04,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:04,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-10-13 11:55:04,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:04,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:04,475 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:04,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:55:04,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:04,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:55:04,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:04,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:04,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 11:55:04,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:04,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:04,523 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-13 11:55:04,524 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1425152547] [2020-10-13 11:55:04,524 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 11:55:04,524 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-13 11:55:04,524 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [548863111] [2020-10-13 11:55:04,525 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 11:55:04,525 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 11:55:04,525 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 11:55:04,525 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-13 11:55:04,525 INFO L87 Difference]: Start difference. First operand 613 states and 876 transitions. Second operand 11 states. [2020-10-13 11:55:07,638 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 544 [2020-10-13 11:55:21,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 11:55:21,762 INFO L93 Difference]: Finished difference Result 2245 states and 3741 transitions. [2020-10-13 11:55:21,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-13 11:55:21,762 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 178 [2020-10-13 11:55:21,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 11:55:21,775 INFO L225 Difference]: With dead ends: 2245 [2020-10-13 11:55:21,776 INFO L226 Difference]: Without dead ends: 1697 [2020-10-13 11:55:21,779 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=133, Invalid=247, Unknown=0, NotChecked=0, Total=380 [2020-10-13 11:55:21,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1697 states. [2020-10-13 11:55:22,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1697 to 777. [2020-10-13 11:55:22,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 777 states. [2020-10-13 11:55:22,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 777 states and 1152 transitions. [2020-10-13 11:55:22,137 INFO L78 Accepts]: Start accepts. Automaton has 777 states and 1152 transitions. Word has length 178 [2020-10-13 11:55:22,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 11:55:22,138 INFO L479 AbstractCegarLoop]: Abstraction has 777 states and 1152 transitions. [2020-10-13 11:55:22,138 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-13 11:55:22,138 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 1152 transitions. [2020-10-13 11:55:22,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2020-10-13 11:55:22,143 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 11:55:22,144 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:55:22,144 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-13 11:55:22,144 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 11:55:22,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 11:55:22,144 INFO L82 PathProgramCache]: Analyzing trace with hash 194129085, now seen corresponding path program 1 times [2020-10-13 11:55:22,145 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 11:55:22,145 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [686437436] [2020-10-13 11:55:22,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 11:55:22,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:22,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:22,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:22,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:22,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:22,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:24,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:27,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:27,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 266 [2020-10-13 11:55:27,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 11:55:27,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5020 [2020-10-13 11:55:27,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:27,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 11:55:27,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-13 11:55:27,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-13 11:55:27,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:28,551 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 541 [2020-10-13 11:55:28,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 11:55:28,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:28,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:28,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:28,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:55:28,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:28,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 81 [2020-10-13 11:55:28,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:28,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:28,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:28,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:28,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:28,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:55:28,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:28,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:28,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:28,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:55:28,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:28,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:55:28,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:28,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:28,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:28,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:28,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:28,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 11:55:28,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:28,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:28,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:28,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:55:28,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:28,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:55:28,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:28,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:28,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:28,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:28,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:28,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 11:55:28,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:28,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:28,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:28,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:55:28,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:28,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:55:28,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:28,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:28,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:28,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:28,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:28,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 11:55:28,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:28,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:28,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:28,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:28,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:32,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:32,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 11:55:32,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 11:55:32,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4032 [2020-10-13 11:55:32,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:32,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 11:55:32,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 56 [2020-10-13 11:55:32,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-13 11:55:32,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:32,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:55:32,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:32,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:32,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:32,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:55:32,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:32,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:55:32,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:32,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:32,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:32,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:32,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:32,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:55:32,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:32,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:32,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:32,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:55:32,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:32,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:55:32,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:32,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:32,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:32,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:32,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:32,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:55:32,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:32,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:32,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:32,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:32,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:32,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:55:32,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:32,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:32,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:32,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:32,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:32,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:55:32,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:32,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:32,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:32,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:32,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:32,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:55:32,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:32,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:32,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:32,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:32,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:32,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 11:55:32,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:32,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:32,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:32,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:55:32,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:32,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 11:55:32,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:32,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:32,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:32,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:32,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:32,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:55:32,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:32,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:32,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:32,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:55:32,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:32,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:55:32,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:32,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:32,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:32,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:32,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:32,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:55:32,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:32,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:32,886 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:32,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:32,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:32,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:55:32,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:32,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:32,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:32,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:32,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:55:32,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:55:32,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:32,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:32,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:32,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:32,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:32,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:55:32,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:32,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:32,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:32,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:32,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:32,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 11:55:32,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:32,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:32,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:32,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:32,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:55:32,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 11:55:32,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 55 [2020-10-13 11:55:32,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:32,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 11:55:32,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 11:55:32,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 11:55:32,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:33,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:55:33,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:33,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:33,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:33,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:55:33,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:33,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 11:55:33,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:33,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 11:55:33,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:33,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-13 11:55:33,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:33,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:55:33,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:33,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:33,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:33,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:33,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:33,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:55:33,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:33,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:33,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:33,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:33,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:33,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:55:33,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:33,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:33,033 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:33,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:33,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:33,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 11:55:33,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:33,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 11:55:33,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:33,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 11:55:33,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:33,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-13 11:55:33,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:33,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:33,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:33,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 11:55:33,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:33,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:55:33,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:33,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:33,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-13 11:55:33,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:33,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:33,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 11:55:33,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:33,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:33,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:33,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:33,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:33,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:55:33,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:33,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:33,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:33,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:33,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:33,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-13 11:55:33,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:33,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:33,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:33,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 11:55:33,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:33,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 11:55:33,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:33,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:33,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 11:55:33,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:33,162 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:33,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:55:33,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:33,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:33,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:33,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:33,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:33,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:55:33,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:33,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:33,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:33,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:33,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:33,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:55:33,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:33,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:33,220 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:33,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:33,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:33,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:55:33,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:33,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:33,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:33,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:33,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:33,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-13 11:55:33,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:33,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:33,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:33,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:33,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:33,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:55:33,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:33,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:33,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:55:33,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:33,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:33,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-13 11:55:33,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:33,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:33,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:33,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:33,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:33,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:55:33,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:33,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:33,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:55:33,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:33,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:33,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-13 11:55:33,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:33,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:33,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:33,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:33,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:33,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:55:33,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:33,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:33,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:55:33,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:33,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:33,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-13 11:55:33,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:33,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:33,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:33,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:33,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:33,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:55:33,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:33,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:33,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:55:33,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:33,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:33,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-10-13 11:55:33,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:33,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:33,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:33,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 11:55:33,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:33,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:55:33,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:33,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:33,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-13 11:55:33,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:33,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:33,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:55:33,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:33,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:33,248 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:33,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:55:33,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:33,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:55:33,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:33,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:33,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:33,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:33,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:33,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2020-10-13 11:55:33,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:33,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:33,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:33,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:33,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:33,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:55:33,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:33,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:33,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:55:33,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:33,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:33,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2020-10-13 11:55:33,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:33,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:33,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:33,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:55:33,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:33,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:55:33,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:33,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:33,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 11:55:33,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:33,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:33,317 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-10-13 11:55:33,317 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [686437436] [2020-10-13 11:55:33,317 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 11:55:33,318 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2020-10-13 11:55:33,318 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [609218307] [2020-10-13 11:55:33,319 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-13 11:55:33,319 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 11:55:33,319 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-13 11:55:33,319 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=195, Unknown=0, NotChecked=0, Total=240 [2020-10-13 11:55:33,320 INFO L87 Difference]: Start difference. First operand 777 states and 1152 transitions. Second operand 16 states. [2020-10-13 11:55:36,220 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 544 [2020-10-13 11:55:39,081 WARN L193 SmtUtils]: Spent 1.97 s on a formula simplification that was a NOOP. DAG size: 543 [2020-10-13 11:55:41,170 WARN L193 SmtUtils]: Spent 2.02 s on a formula simplification that was a NOOP. DAG size: 549 [2020-10-13 11:55:42,731 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 546 [2020-10-13 11:55:59,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 11:55:59,303 INFO L93 Difference]: Finished difference Result 3119 states and 5353 transitions. [2020-10-13 11:55:59,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2020-10-13 11:55:59,303 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 180 [2020-10-13 11:55:59,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 11:55:59,321 INFO L225 Difference]: With dead ends: 3119 [2020-10-13 11:55:59,321 INFO L226 Difference]: Without dead ends: 2396 [2020-10-13 11:55:59,325 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 372 ImplicationChecksByTransitivity, 9.0s TimeCoverageRelationStatistics Valid=431, Invalid=1375, Unknown=0, NotChecked=0, Total=1806 [2020-10-13 11:55:59,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2396 states. [2020-10-13 11:55:59,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2396 to 791. [2020-10-13 11:55:59,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 791 states. [2020-10-13 11:55:59,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 791 states and 1171 transitions. [2020-10-13 11:55:59,726 INFO L78 Accepts]: Start accepts. Automaton has 791 states and 1171 transitions. Word has length 180 [2020-10-13 11:55:59,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 11:55:59,727 INFO L479 AbstractCegarLoop]: Abstraction has 791 states and 1171 transitions. [2020-10-13 11:55:59,727 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-13 11:55:59,727 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1171 transitions. [2020-10-13 11:55:59,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2020-10-13 11:55:59,733 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 11:55:59,733 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:55:59,733 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-13 11:55:59,733 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 11:55:59,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 11:55:59,734 INFO L82 PathProgramCache]: Analyzing trace with hash 503917727, now seen corresponding path program 1 times [2020-10-13 11:55:59,734 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 11:55:59,734 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [941694421] [2020-10-13 11:55:59,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 11:55:59,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:59,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:59,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:59,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:00,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:00,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:00,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:03,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:04,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:04,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:04,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 267 [2020-10-13 11:56:04,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-13 11:56:04,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-13 11:56:04,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:04,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 11:56:04,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 87 [2020-10-13 11:56:04,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-13 11:56:04,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:06,048 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 541 [2020-10-13 11:56:06,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 11:56:06,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:06,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:06,082 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:06,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:56:06,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:06,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-13 11:56:06,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:06,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:06,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:06,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:06,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:06,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:56:06,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:06,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:06,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:06,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:56:06,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:06,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:56:06,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:06,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:06,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:06,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:06,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:06,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 11:56:06,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:06,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:06,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:06,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:56:06,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:06,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:56:06,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:06,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:06,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:06,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:06,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:06,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 11:56:06,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:06,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:06,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:06,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:56:06,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:06,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:56:06,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:06,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:06,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:06,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:06,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:06,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 11:56:06,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:06,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:06,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:06,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:06,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:06,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:06,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:11,147 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:11,147 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-13 11:56:11,147 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 11:56:11,147 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-13 11:56:11,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:11,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 11:56:11,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-13 11:56:11,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-13 11:56:11,148 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:11,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:56:11,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:11,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:11,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:11,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:56:11,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:11,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:56:11,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:11,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:11,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:11,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:11,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:11,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:56:11,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:11,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:11,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:11,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:56:11,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:11,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:56:11,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:11,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:11,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:11,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:11,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:11,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:56:11,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:11,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:11,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:11,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:11,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:11,217 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:56:11,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:11,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:11,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:11,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:11,218 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:11,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:56:11,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:11,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:11,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:11,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:11,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:11,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:56:11,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:11,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:11,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:11,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:11,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:11,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 11:56:11,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:11,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:11,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:11,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:11,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:56:11,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 11:56:11,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-13 11:56:11,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:11,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 11:56:11,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 11:56:11,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 11:56:11,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:11,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:56:11,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:11,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:11,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:11,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:56:11,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:11,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 11:56:11,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:11,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 11:56:11,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:11,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 11:56:11,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:11,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:56:11,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:11,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:11,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:11,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:11,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:11,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 11:56:11,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:11,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 11:56:11,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:11,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 11:56:11,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:11,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:56:11,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:11,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:11,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:11,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:11,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:11,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:56:11,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:11,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 11:56:11,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:11,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 11:56:11,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:11,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 11:56:11,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:11,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:11,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:11,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:11,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:11,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-13 11:56:11,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 11:56:11,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-13 11:56:11,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:11,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:11,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-13 11:56:11,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:11,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:11,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:56:11,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:11,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:11,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:11,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:56:11,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:11,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:56:11,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:11,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:11,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:11,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:11,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:11,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:56:11,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:11,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:11,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:11,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:11,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:11,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:56:11,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:11,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:11,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:11,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:11,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:11,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:56:11,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:11,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:11,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:11,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 11:56:11,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:11,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:56:11,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:11,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:11,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:11,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:11,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:11,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-13 11:56:11,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:11,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:11,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:11,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 11:56:11,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:11,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:56:11,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:11,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:11,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-13 11:56:11,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:11,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:11,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 11:56:11,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:11,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:11,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:11,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:11,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:11,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:56:11,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:11,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:11,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:11,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:11,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:11,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-13 11:56:11,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:11,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:11,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:11,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 11:56:11,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:11,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:56:11,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:11,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:11,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 11:56:11,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:11,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:11,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:56:11,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:11,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:11,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:11,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:11,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:11,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:56:11,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:11,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:11,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:11,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:11,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:11,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:56:11,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:11,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:11,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:11,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:11,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:11,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:56:11,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:11,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:11,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:11,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:11,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:11,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-13 11:56:11,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:11,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:11,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:11,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:11,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:11,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:56:11,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:11,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:11,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:56:11,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:11,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:11,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-13 11:56:11,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:11,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:11,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:11,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:11,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:11,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:56:11,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:11,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:11,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:56:11,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:11,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:11,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-13 11:56:11,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:11,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:11,647 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:11,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:11,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:11,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:56:11,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:11,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:11,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:56:11,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:11,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:11,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-10-13 11:56:11,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:11,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:11,650 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:11,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:11,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:11,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:56:11,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:11,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:11,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:56:11,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:11,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:11,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2020-10-13 11:56:11,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:11,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:11,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:11,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 11:56:11,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:11,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:56:11,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:11,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:11,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-13 11:56:11,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:11,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:11,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:56:11,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:11,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:11,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:11,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:56:11,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:11,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:56:11,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:11,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:11,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:11,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:11,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:11,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2020-10-13 11:56:11,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:11,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:11,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:11,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:11,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:11,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:56:11,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:11,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:11,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:56:11,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:11,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:11,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-10-13 11:56:11,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:11,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:11,662 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:11,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:56:11,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:11,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:56:11,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:11,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:11,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 11:56:11,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:11,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:11,700 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-10-13 11:56:11,701 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [941694421] [2020-10-13 11:56:11,701 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 11:56:11,701 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-10-13 11:56:11,701 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [334142111] [2020-10-13 11:56:11,702 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-13 11:56:11,702 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 11:56:11,702 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-13 11:56:11,702 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=258, Unknown=0, NotChecked=0, Total=306 [2020-10-13 11:56:11,702 INFO L87 Difference]: Start difference. First operand 791 states and 1171 transitions. Second operand 18 states. [2020-10-13 11:56:14,239 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 544 [2020-10-13 11:56:16,240 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 543 [2020-10-13 11:56:17,555 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 546 [2020-10-13 11:56:18,903 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 546 [2020-10-13 11:56:20,203 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 546