/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=BIGGEST --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_spec8_product21.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 17:36:44,307 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 17:36:44,310 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 17:36:44,334 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 17:36:44,334 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 17:36:44,335 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 17:36:44,337 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 17:36:44,338 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 17:36:44,340 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 17:36:44,341 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 17:36:44,342 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 17:36:44,343 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 17:36:44,343 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 17:36:44,344 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 17:36:44,345 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 17:36:44,346 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 17:36:44,347 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 17:36:44,348 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 17:36:44,349 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 17:36:44,351 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 17:36:44,352 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 17:36:44,353 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 17:36:44,354 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 17:36:44,355 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 17:36:44,358 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 17:36:44,358 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 17:36:44,358 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 17:36:44,359 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 17:36:44,359 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 17:36:44,360 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 17:36:44,361 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 17:36:44,361 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 17:36:44,362 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 17:36:44,363 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 17:36:44,364 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 17:36:44,364 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 17:36:44,364 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 17:36:44,365 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 17:36:44,365 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 17:36:44,366 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 17:36:44,366 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 17:36:44,367 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 [2020-10-12 17:36:44,398 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 17:36:44,398 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 17:36:44,401 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 17:36:44,402 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 17:36:44,402 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 17:36:44,402 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 17:36:44,402 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-12 17:36:44,402 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 17:36:44,403 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-12 17:36:44,403 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 17:36:44,403 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 17:36:44,403 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 17:36:44,404 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 17:36:44,404 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-12 17:36:44,404 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 17:36:44,404 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 17:36:44,404 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 17:36:44,405 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 17:36:44,405 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 17:36:44,405 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 17:36:44,405 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 17:36:44,405 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 17:36:44,406 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 17:36:44,406 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 17:36:44,408 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 17:36:44,408 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 17:36:44,408 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 17:36:44,408 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 17:36:44,409 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 17:36:44,409 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=BIGGEST;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=BIGGEST;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=BIGGEST;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=BIGGEST;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=BIGGEST;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=BIGGEST;log-additional-information=true;unknown-allowed=true; [2020-10-12 17:36:44,696 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 17:36:44,708 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 17:36:44,711 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 17:36:44,712 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 17:36:44,713 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 17:36:44,713 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec8_product21.cil.c [2020-10-12 17:36:44,787 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2b63dcfb9/2b0f4af60cf94d4c942fb386ebf6e3cf/FLAGf597ca390 [2020-10-12 17:36:45,440 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 17:36:45,440 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec8_product21.cil.c [2020-10-12 17:36:45,463 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2b63dcfb9/2b0f4af60cf94d4c942fb386ebf6e3cf/FLAGf597ca390 [2020-10-12 17:36:45,616 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2b63dcfb9/2b0f4af60cf94d4c942fb386ebf6e3cf [2020-10-12 17:36:45,626 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 17:36:45,627 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 17:36:45,628 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 17:36:45,628 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 17:36:45,633 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 17:36:45,634 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 05:36:45" (1/1) ... [2020-10-12 17:36:45,637 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1333f6e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:36:45, skipping insertion in model container [2020-10-12 17:36:45,637 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 05:36:45" (1/1) ... [2020-10-12 17:36:45,645 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 17:36:45,713 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 17:36:46,368 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 17:36:46,381 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 17:36:46,481 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 17:36:46,580 INFO L208 MainTranslator]: Completed translation [2020-10-12 17:36:46,581 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:36:46 WrapperNode [2020-10-12 17:36:46,581 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 17:36:46,581 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 17:36:46,582 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 17:36:46,582 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 17:36:46,596 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:36:46" (1/1) ... [2020-10-12 17:36:46,596 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:36:46" (1/1) ... [2020-10-12 17:36:46,628 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:36:46" (1/1) ... [2020-10-12 17:36:46,629 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:36:46" (1/1) ... [2020-10-12 17:36:46,686 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:36:46" (1/1) ... [2020-10-12 17:36:46,709 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:36:46" (1/1) ... [2020-10-12 17:36:46,722 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:36:46" (1/1) ... [2020-10-12 17:36:46,739 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 17:36:46,739 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 17:36:46,740 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 17:36:46,740 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 17:36:46,741 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:36:46" (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 [2020-10-12 17:36:46,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 17:36:46,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 17:36:46,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-12 17:36:46,819 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2020-10-12 17:36:46,820 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-10-12 17:36:46,820 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2020-10-12 17:36:46,820 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-10-12 17:36:46,820 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2020-10-12 17:36:46,820 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-10-12 17:36:46,821 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-10-12 17:36:46,821 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-10-12 17:36:46,821 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-12 17:36:46,821 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 17:36:46,822 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2020-10-12 17:36:46,822 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2020-10-12 17:36:46,822 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2020-10-12 17:36:46,822 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2020-10-12 17:36:46,822 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2020-10-12 17:36:46,823 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2020-10-12 17:36:46,823 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2020-10-12 17:36:46,823 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2020-10-12 17:36:46,823 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2020-10-12 17:36:46,824 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2020-10-12 17:36:46,824 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2020-10-12 17:36:46,824 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2020-10-12 17:36:46,824 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-10-12 17:36:46,824 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2020-10-12 17:36:46,825 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-10-12 17:36:46,825 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-10-12 17:36:46,825 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-10-12 17:36:46,825 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-10-12 17:36:46,826 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2020-10-12 17:36:46,826 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Encrypt [2020-10-12 17:36:46,826 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-10-12 17:36:46,826 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-10-12 17:36:46,826 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__AddressBook [2020-10-12 17:36:46,826 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2020-10-12 17:36:46,827 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-10-12 17:36:46,827 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-10-12 17:36:46,827 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-10-12 17:36:46,827 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-10-12 17:36:46,827 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-10-12 17:36:46,828 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-10-12 17:36:46,828 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-10-12 17:36:46,828 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2020-10-12 17:36:46,828 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2020-10-12 17:36:46,828 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2020-10-12 17:36:46,828 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2020-10-12 17:36:46,828 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-12 17:36:46,829 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-12 17:36:46,829 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-12 17:36:46,829 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-12 17:36:46,829 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-12 17:36:46,829 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-12 17:36:46,829 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-12 17:36:46,830 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-12 17:36:46,830 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptAutoResponder_spec__1 [2020-10-12 17:36:46,830 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptAutoResponder_spec__2 [2020-10-12 17:36:46,830 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-10-12 17:36:46,830 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-10-12 17:36:46,830 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-10-12 17:36:46,830 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-10-12 17:36:46,830 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-10-12 17:36:46,831 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-10-12 17:36:46,831 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-10-12 17:36:46,831 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-10-12 17:36:46,831 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-10-12 17:36:46,831 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-10-12 17:36:46,831 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-10-12 17:36:46,832 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-10-12 17:36:46,832 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-10-12 17:36:46,832 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-10-12 17:36:46,832 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-10-12 17:36:46,832 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-10-12 17:36:46,832 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-10-12 17:36:46,832 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-10-12 17:36:46,833 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-10-12 17:36:46,833 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-10-12 17:36:46,833 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-10-12 17:36:46,833 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-10-12 17:36:46,833 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-10-12 17:36:46,834 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-10-12 17:36:46,834 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-10-12 17:36:46,834 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-10-12 17:36:46,834 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-10-12 17:36:46,834 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-10-12 17:36:46,834 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-10-12 17:36:46,835 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-12 17:36:46,835 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-12 17:36:46,835 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-12 17:36:46,835 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-12 17:36:46,835 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-10-12 17:36:46,836 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-10-12 17:36:46,836 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-10-12 17:36:46,836 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-10-12 17:36:46,836 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-10-12 17:36:46,836 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-10-12 17:36:46,837 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-10-12 17:36:46,837 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-10-12 17:36:46,837 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-10-12 17:36:46,837 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-10-12 17:36:46,837 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-10-12 17:36:46,838 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-10-12 17:36:46,838 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-10-12 17:36:46,838 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-10-12 17:36:46,838 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-10-12 17:36:46,839 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-10-12 17:36:46,839 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-10-12 17:36:46,839 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-10-12 17:36:46,839 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-10-12 17:36:46,839 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-10-12 17:36:46,840 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-10-12 17:36:46,840 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-10-12 17:36:46,840 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 17:36:46,840 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 17:36:46,840 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-12 17:36:46,840 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-12 17:36:46,840 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-10-12 17:36:46,841 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-10-12 17:36:46,841 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-10-12 17:36:46,841 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-10-12 17:36:46,841 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-10-12 17:36:46,841 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-10-12 17:36:46,841 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-10-12 17:36:46,842 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-10-12 17:36:46,842 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-10-12 17:36:46,842 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-10-12 17:36:46,842 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-10-12 17:36:46,842 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-12 17:36:46,842 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-12 17:36:46,843 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-12 17:36:46,843 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-10-12 17:36:46,843 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-10-12 17:36:46,843 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-10-12 17:36:46,843 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-10-12 17:36:46,844 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-10-12 17:36:46,844 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2020-10-12 17:36:46,844 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-10-12 17:36:46,844 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-10-12 17:36:46,844 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-10-12 17:36:46,844 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-10-12 17:36:46,844 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-10-12 17:36:46,845 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-12 17:36:46,845 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-12 17:36:46,845 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 17:36:46,845 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2020-10-12 17:36:46,845 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2020-10-12 17:36:46,845 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2020-10-12 17:36:46,845 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2020-10-12 17:36:46,846 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2020-10-12 17:36:46,846 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2020-10-12 17:36:46,846 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2020-10-12 17:36:46,846 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2020-10-12 17:36:46,846 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2020-10-12 17:36:46,846 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2020-10-12 17:36:46,846 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2020-10-12 17:36:46,847 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2020-10-12 17:36:46,847 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2020-10-12 17:36:46,847 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2020-10-12 17:36:46,847 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-12 17:36:46,847 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-10-12 17:36:46,847 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-10-12 17:36:46,847 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-10-12 17:36:46,848 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-10-12 17:36:46,848 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-10-12 17:36:46,848 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-10-12 17:36:46,848 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-10-12 17:36:46,848 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-10-12 17:36:46,848 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-10-12 17:36:46,848 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-10-12 17:36:46,849 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-10-12 17:36:46,849 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2020-10-12 17:36:46,849 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2020-10-12 17:36:46,849 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-10-12 17:36:46,849 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-10-12 17:36:46,849 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-10-12 17:36:46,849 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-10-12 17:36:46,849 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-10-12 17:36:46,850 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-10-12 17:36:46,850 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-10-12 17:36:46,850 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-10-12 17:36:46,850 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-10-12 17:36:46,850 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-10-12 17:36:46,850 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-10-12 17:36:46,851 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-10-12 17:36:46,851 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-10-12 17:36:46,851 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-10-12 17:36:46,851 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2020-10-12 17:36:46,851 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2020-10-12 17:36:46,851 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2020-10-12 17:36:46,851 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptAutoResponder_spec__2 [2020-10-12 17:36:46,852 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2020-10-12 17:36:46,852 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Encrypt [2020-10-12 17:36:46,852 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__AddressBook [2020-10-12 17:36:46,852 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2020-10-12 17:36:46,852 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptAutoResponder_spec__1 [2020-10-12 17:36:46,852 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-12 17:36:46,852 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-12 17:36:46,852 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-12 17:36:46,853 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-12 17:36:46,853 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-12 17:36:46,853 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-12 17:36:46,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-12 17:36:46,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-12 17:36:46,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-12 17:36:46,853 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-12 17:36:46,853 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-12 17:36:46,854 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-12 17:36:46,854 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-12 17:36:46,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-12 17:36:46,854 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-12 17:36:46,854 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-12 17:36:46,854 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-12 17:36:46,854 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-10-12 17:36:46,855 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-10-12 17:36:46,855 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-10-12 17:36:46,855 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-10-12 17:36:46,855 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-10-12 17:36:46,855 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-10-12 17:36:46,856 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-10-12 17:36:46,856 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-10-12 17:36:46,856 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-10-12 17:36:46,856 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-10-12 17:36:46,857 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-10-12 17:36:46,857 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-12 17:36:46,857 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-10-12 17:36:46,857 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-10-12 17:36:46,857 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-10-12 17:36:46,858 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-10-12 17:36:46,858 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-10-12 17:36:46,858 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-10-12 17:36:46,858 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-10-12 17:36:46,859 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-10-12 17:36:46,859 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-10-12 17:36:46,859 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-10-12 17:36:46,859 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-10-12 17:36:46,860 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-10-12 17:36:46,860 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-10-12 17:36:46,860 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 17:36:46,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-12 17:36:46,860 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 17:36:49,143 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 17:36:49,143 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-12 17:36:49,151 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:36:49 BoogieIcfgContainer [2020-10-12 17:36:49,151 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 17:36:49,153 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 17:36:49,153 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 17:36:49,156 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 17:36:49,156 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 05:36:45" (1/3) ... [2020-10-12 17:36:49,157 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c2932 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 05:36:49, skipping insertion in model container [2020-10-12 17:36:49,157 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:36:46" (2/3) ... [2020-10-12 17:36:49,158 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c2932 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 05:36:49, skipping insertion in model container [2020-10-12 17:36:49,158 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:36:49" (3/3) ... [2020-10-12 17:36:49,159 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec8_product21.cil.c [2020-10-12 17:36:49,173 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 17:36:49,182 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 17:36:49,199 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 17:36:49,231 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 17:36:49,232 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 17:36:49,232 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 17:36:49,232 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 17:36:49,232 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 17:36:49,232 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 17:36:49,232 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 17:36:49,233 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 17:36:49,266 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states. [2020-10-12 17:36:49,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2020-10-12 17:36:49,288 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:36:49,290 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] [2020-10-12 17:36:49,290 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:36:49,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:36:49,297 INFO L82 PathProgramCache]: Analyzing trace with hash 857697907, now seen corresponding path program 1 times [2020-10-12 17:36:49,307 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:36:49,307 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1179042070] [2020-10-12 17:36:49,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:36:49,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:36:49,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:36:50,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:36:50,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:36:50,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:36:50,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:36:54,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:36:54,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 228 [2020-10-12 17:36:54,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 17:36:54,872 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5032 [2020-10-12 17:36:54,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:36:54,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:36:54,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 87 [2020-10-12 17:36:54,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 17:36:54,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-12 17:36:56,710 WARN L193 SmtUtils]: Spent 1.66 s on a formula simplification that was a NOOP. DAG size: 568 [2020-10-12 17:36:56,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:36:56,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:36:56,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:36:56,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:36:56,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:36:56,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:36:56,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-12 17:36:56,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:36:56,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:36:56,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:36:56,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:36:56,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:36:56,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:36:56,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:36:56,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:36:56,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:36:56,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:36:56,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:36:56,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:36:56,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:36:56,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:36:56,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:36:56,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:36:56,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:36:56,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:36:56,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:36:56,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:36:56,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:36:56,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:36:56,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:36:56,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:36:56,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:36:56,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:36:56,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:36:56,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:36:56,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:36:56,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:36:56,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:36:56,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:36:56,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:36:56,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:36:56,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:36:56,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:36:56,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:36:56,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:36:56,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:36:56,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:36:56,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:36:56,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:36:56,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:36:56,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:36:56,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:36:56,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:36:57,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:01,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:37:01,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-12 17:37:01,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 17:37:01,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-12 17:37:01,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:37:01,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:37:01,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 56 [2020-10-12 17:37:01,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 17:37:01,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:37:01,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:37:01,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:37:01,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:01,965 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:37:01,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:37:01,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:37:01,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 17:37:01,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:37:01,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:37:01,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:37:01,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:37:01,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:37:01,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:37:01,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:37:01,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:01,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:37:01,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:37:01,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:37:01,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:37:01,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:37:01,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:37:01,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:37:01,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:37:01,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:37:01,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:37:01,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:37:01,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:01,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:37:01,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:37:01,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:37:02,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:37:02,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:37:02,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:37:02,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:37:02,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:37:02,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:37:02,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:37:02,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:37:02,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:02,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:37:02,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:37:02,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:37:02,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:37:02,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:37:02,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:37:02,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:37:02,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:37:02,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:37:02,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 17:37:02,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:37:02,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:02,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:37:02,040 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:37:02,040 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:37:02,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 17:37:02,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:37:02,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:37:02,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:37:02,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:37:02,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:37:02,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:37:02,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:37:02,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:02,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:37:02,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:37:02,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:37:02,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:37:02,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:37:02,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:37:02,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:37:02,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:37:02,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:37:02,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:37:02,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:37:02,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:02,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:37:02,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:37:02,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:37:02,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:37:02,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:37:02,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:37:02,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:37:02,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:37:02,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:37:02,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:37:02,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:37:02,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:02,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:37:02,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:37:02,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:37:02,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:37:02,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:37:02,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:37:02,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:37:02,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:37:02,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:37:02,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-12 17:37:02,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:37:02,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:02,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:02,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:37:02,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:37:02,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:37:02,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 98 [2020-10-12 17:37:02,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:37:02,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:37:02,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 17:37:02,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-12 17:37:02,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:37:02,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:37:02,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:37:02,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:02,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:37:02,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:37:02,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:37:02,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-12 17:37:02,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:37:02,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:37:02,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:37:02,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 17:37:02,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:37:02,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:37:02,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:37:02,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:02,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:37:02,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:37:02,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:37:02,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 17:37:02,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:37:02,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:37:02,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:37:02,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 17:37:02,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:37:02,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:37:02,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:37:02,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:02,330 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:37:02,330 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:37:02,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:37:02,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:37:02,331 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:37:02,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:37:02,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:37:02,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:37:02,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:37:02,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-12 17:37:02,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:37:02,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:02,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:37:02,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 17:37:02,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:37:02,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 17:37:02,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:37:02,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:37:02,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-12 17:37:02,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:37:02,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:37:02,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:37:02,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:37:02,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:02,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:37:02,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:37:02,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:37:02,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:37:02,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:37:02,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:37:02,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:37:02,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:37:02,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:37:02,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:37:02,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:37:02,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:02,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:37:02,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:37:02,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:37:02,461 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:37:02,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:37:02,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:37:02,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:37:02,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:37:02,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:37:02,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-12 17:37:02,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:37:02,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:02,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:37:02,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:37:02,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:37:02,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:37:02,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:37:02,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:37:02,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:37:02,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:37:02,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:37:02,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-12 17:37:02,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:37:02,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:02,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:37:02,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:37:02,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:37:02,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:37:02,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:37:02,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:37:02,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:37:02,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:37:02,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:37:02,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-12 17:37:02,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:37:02,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:02,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:37:02,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:37:02,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:37:02,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:37:02,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:37:02,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:37:02,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 17:37:02,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:37:02,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:37:02,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-12 17:37:02,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:37:02,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:02,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:37:02,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:37:02,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:37:02,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:37:02,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:37:02,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:37:02,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:37:02,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:37:02,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:37:02,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-12 17:37:02,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:37:02,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:02,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:37:02,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:37:02,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:37:02,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:37:02,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:37:02,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:37:02,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:37:02,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:37:02,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:37:02,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-12 17:37:02,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:37:02,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:02,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:37:02,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:37:02,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:37:02,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:37:02,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:37:02,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:37:02,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:37:02,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:37:02,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:37:02,578 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-12 17:37:02,579 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1179042070] [2020-10-12 17:37:02,581 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 17:37:02,581 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2020-10-12 17:37:02,582 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1586933682] [2020-10-12 17:37:02,587 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-12 17:37:02,588 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:37:02,601 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-12 17:37:02,602 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=227, Unknown=0, NotChecked=0, Total=272 [2020-10-12 17:37:02,604 INFO L87 Difference]: Start difference. First operand 573 states. Second operand 17 states. [2020-10-12 17:37:05,643 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification that was a NOOP. DAG size: 571 [2020-10-12 17:37:08,233 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 570 [2020-10-12 17:37:09,620 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 573 [2020-10-12 17:37:11,055 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification that was a NOOP. DAG size: 573 [2020-10-12 17:37:12,459 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification that was a NOOP. DAG size: 573 [2020-10-12 17:37:29,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:37:29,365 INFO L93 Difference]: Finished difference Result 1448 states and 2165 transitions. [2020-10-12 17:37:29,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2020-10-12 17:37:29,367 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 154 [2020-10-12 17:37:29,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:37:29,396 INFO L225 Difference]: With dead ends: 1448 [2020-10-12 17:37:29,396 INFO L226 Difference]: Without dead ends: 863 [2020-10-12 17:37:29,409 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 774 ImplicationChecksByTransitivity, 9.9s TimeCoverageRelationStatistics Valid=608, Invalid=2362, Unknown=0, NotChecked=0, Total=2970 [2020-10-12 17:37:29,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 863 states. [2020-10-12 17:37:29,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 863 to 556. [2020-10-12 17:37:29,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 556 states. [2020-10-12 17:37:29,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 556 states and 757 transitions. [2020-10-12 17:37:29,689 INFO L78 Accepts]: Start accepts. Automaton has 556 states and 757 transitions. Word has length 154 [2020-10-12 17:37:29,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:37:29,689 INFO L479 AbstractCegarLoop]: Abstraction has 556 states and 757 transitions. [2020-10-12 17:37:29,689 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-12 17:37:29,689 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 757 transitions. [2020-10-12 17:37:29,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2020-10-12 17:37:29,694 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:37:29,695 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-12 17:37:29,695 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-12 17:37:29,695 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:37:29,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:37:29,696 INFO L82 PathProgramCache]: Analyzing trace with hash -2024902607, now seen corresponding path program 1 times [2020-10-12 17:37:29,696 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:37:29,696 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1397112033] [2020-10-12 17:37:29,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:37:29,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:37:29,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:29,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:29,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:30,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:30,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:30,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:31,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:34,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:37:34,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 230 [2020-10-12 17:37:34,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-12 17:37:34,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5028 [2020-10-12 17:37:34,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:37:34,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:37:34,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-12 17:37:34,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 17:37:34,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:37:36,215 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 568 [2020-10-12 17:37:36,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:37:36,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:37:36,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:36,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:37:36,273 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:37:36,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:37:36,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-12 17:37:36,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:37:36,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:37:36,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:37:36,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:37:36,275 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:37:36,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:37:36,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:37:36,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:36,303 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:37:36,303 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:37:36,303 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:37:36,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:37:36,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:37:36,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:37:36,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:37:36,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:37:36,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:37:36,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:37:36,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:37:36,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:36,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:37:36,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:37:36,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:37:36,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:37:36,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:37:36,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:37:36,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:37:36,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:37:36,309 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:37:36,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:37:36,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:37:36,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:36,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:37:36,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:37:36,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:37:36,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:37:36,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:37:36,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:37:36,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:37:36,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:37:36,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:37:36,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:37:36,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:37:36,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:36,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:36,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:36,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:36,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:36,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:41,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:37:41,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-12 17:37:41,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 17:37:41,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-12 17:37:41,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:37:41,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:37:41,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-12 17:37:41,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-12 17:37:41,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:37:41,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:37:41,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:37:41,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:41,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:37:41,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:37:41,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:37:41,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:37:41,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:37:41,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:37:41,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:37:41,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:37:41,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:37:41,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:37:41,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:37:41,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:41,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:37:41,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:37:41,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:37:41,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:37:41,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:37:41,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:37:41,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:37:41,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:37:41,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:37:41,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:37:41,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:37:41,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:41,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:37:41,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:37:41,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:37:41,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:37:41,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:37:41,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:37:41,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:37:41,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:37:41,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:37:41,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:37:41,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:37:41,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:41,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:37:41,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:37:41,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:37:41,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:37:41,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:37:41,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:37:41,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:37:41,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:37:41,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:37:41,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 17:37:41,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:37:41,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:41,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:37:41,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:37:41,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:37:41,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:37:41,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:37:41,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:37:41,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:37:41,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:37:41,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:37:41,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:37:41,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:37:41,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:41,475 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:37:41,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:37:41,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:37:41,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:37:41,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:37:41,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:37:41,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:37:41,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:37:41,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:37:41,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:37:41,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:37:41,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:41,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:37:41,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:37:41,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:37:41,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:37:41,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:37:41,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:37:41,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:37:41,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:37:41,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:37:41,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:37:41,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:37:41,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:41,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:37:41,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:37:41,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:37:41,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:37:41,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:37:41,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:37:41,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:37:41,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:37:41,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:37:41,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-12 17:37:41,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:37:41,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:41,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:41,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:37:41,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 17:37:41,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:37:41,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-12 17:37:41,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:37:41,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:37:41,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-12 17:37:41,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-12 17:37:41,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:37:41,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:37:41,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:37:41,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:41,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:41,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:37:41,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:37:41,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:37:41,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-12 17:37:41,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:37:41,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 17:37:41,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:37:41,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 17:37:41,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:37:41,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:37:41,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:37:41,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:41,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:41,693 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:37:41,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:37:41,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:37:41,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-12 17:37:41,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:37:41,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:37:41,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:37:41,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 17:37:41,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-12 17:37:41,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-12 17:37:41,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:37:41,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:41,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:37:41,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:37:41,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:37:41,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 17:37:41,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:37:41,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:37:41,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 17:37:41,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:37:41,805 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:37:41,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-12 17:37:41,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:37:41,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:41,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:37:41,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 17:37:41,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:37:41,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 17:37:41,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:37:41,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:37:41,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-12 17:37:41,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:37:41,928 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:37:41,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:37:41,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:37:41,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:41,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:37:41,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:37:41,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:37:41,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:37:41,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:37:41,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:37:41,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:37:41,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:37:41,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:37:42,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:37:42,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:37:42,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:42,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:37:42,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:37:42,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:37:42,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:37:42,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:37:42,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:37:42,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:37:42,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:37:42,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:37:42,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-12 17:37:42,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:37:42,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:42,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:37:42,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:37:42,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:37:42,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:37:42,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:37:42,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:37:42,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:37:42,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:37:42,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:37:42,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-12 17:37:42,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:37:42,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:42,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:37:42,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:37:42,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:37:42,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:37:42,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:37:42,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:37:42,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:37:42,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:37:42,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:37:42,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-12 17:37:42,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:37:42,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:42,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:37:42,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:37:42,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:37:42,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:37:42,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:37:42,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:37:42,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 17:37:42,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:37:42,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:37:42,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-12 17:37:42,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:37:42,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:42,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:37:42,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:37:42,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:37:42,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:37:42,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:37:42,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:37:42,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:37:42,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:37:42,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:37:42,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-12 17:37:42,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:37:42,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:42,057 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:37:42,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:37:42,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:37:42,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:37:42,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:37:42,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:37:42,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:37:42,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:37:42,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:37:42,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-12 17:37:42,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:37:42,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:37:42,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:37:42,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:37:42,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:37:42,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:37:42,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:37:42,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:37:42,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:37:42,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:37:42,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:37:42,226 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-12 17:37:42,227 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1397112033] [2020-10-12 17:37:42,227 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 17:37:42,228 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2020-10-12 17:37:42,228 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [970094315] [2020-10-12 17:37:42,230 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-12 17:37:42,231 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:37:42,231 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-12 17:37:42,231 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=227, Unknown=0, NotChecked=0, Total=272 [2020-10-12 17:37:42,231 INFO L87 Difference]: Start difference. First operand 556 states and 757 transitions. Second operand 17 states. [2020-10-12 17:37:45,189 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification that was a NOOP. DAG size: 574 [2020-10-12 17:37:46,661 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification that was a NOOP. DAG size: 576 [2020-10-12 17:37:48,319 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 571 [2020-10-12 17:37:50,752 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 571 [2020-10-12 17:37:52,264 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification that was a NOOP. DAG size: 574 [2020-10-12 17:37:53,726 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 572 [2020-10-12 17:38:09,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:38:09,942 INFO L93 Difference]: Finished difference Result 1355 states and 1981 transitions. [2020-10-12 17:38:09,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-10-12 17:38:09,943 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 156 [2020-10-12 17:38:09,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:38:09,951 INFO L225 Difference]: With dead ends: 1355 [2020-10-12 17:38:09,951 INFO L226 Difference]: Without dead ends: 867 [2020-10-12 17:38:09,954 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 228 ImplicationChecksByTransitivity, 10.3s TimeCoverageRelationStatistics Valid=284, Invalid=1048, Unknown=0, NotChecked=0, Total=1332 [2020-10-12 17:38:09,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 867 states. [2020-10-12 17:38:10,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 867 to 558. [2020-10-12 17:38:10,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 558 states. [2020-10-12 17:38:10,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 558 states and 760 transitions. [2020-10-12 17:38:10,144 INFO L78 Accepts]: Start accepts. Automaton has 558 states and 760 transitions. Word has length 156 [2020-10-12 17:38:10,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:38:10,145 INFO L479 AbstractCegarLoop]: Abstraction has 558 states and 760 transitions. [2020-10-12 17:38:10,145 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-12 17:38:10,145 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 760 transitions. [2020-10-12 17:38:10,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2020-10-12 17:38:10,148 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:38:10,149 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-12 17:38:10,149 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-12 17:38:10,149 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:38:10,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:38:10,149 INFO L82 PathProgramCache]: Analyzing trace with hash 1084950863, now seen corresponding path program 1 times [2020-10-12 17:38:10,150 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:38:10,150 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [194293904] [2020-10-12 17:38:10,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:38:10,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:38:10,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:10,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:10,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:10,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:10,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:15,212 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:38:15,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-12 17:38:15,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 17:38:15,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-12 17:38:15,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:38:15,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:38:15,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 87 [2020-10-12 17:38:15,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 17:38:15,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:38:17,388 WARN L193 SmtUtils]: Spent 2.12 s on a formula simplification that was a NOOP. DAG size: 568 [2020-10-12 17:38:17,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:38:17,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:38:17,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:17,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:38:17,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:38:17,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:38:17,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 55 [2020-10-12 17:38:17,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:38:17,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:38:17,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:38:17,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:38:17,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:38:17,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:38:17,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:38:17,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:17,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:38:17,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:38:17,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:38:17,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:38:17,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:38:17,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:38:17,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:38:17,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:38:17,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:38:17,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:38:17,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:38:17,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:17,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:38:17,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:38:17,538 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:38:17,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:38:17,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:38:17,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:38:17,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:38:17,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:38:17,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:38:17,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:38:17,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:38:17,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:17,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:38:17,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:38:17,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:38:17,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:38:17,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:38:17,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:38:17,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:38:17,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:38:17,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:38:17,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:38:17,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:38:17,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:17,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:17,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:17,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:21,593 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:38:21,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-12 17:38:21,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 17:38:21,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4007 [2020-10-12 17:38:21,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:38:21,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:38:21,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 56 [2020-10-12 17:38:21,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 17:38:21,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:38:21,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:38:21,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:38:21,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:21,638 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:38:21,638 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:38:21,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:38:21,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:38:21,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:38:21,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:38:21,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:38:21,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:38:21,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:38:21,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:38:21,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:38:21,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:21,667 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:38:21,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:38:21,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:38:21,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:38:21,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:38:21,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:38:21,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:38:21,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:38:21,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:38:21,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:38:21,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:38:21,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:21,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:38:21,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:38:21,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:38:21,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:38:21,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:38:21,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:38:21,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:38:21,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:38:21,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:38:21,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:38:21,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:38:21,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:21,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:38:21,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:38:21,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:38:21,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:38:21,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:38:21,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:38:21,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:38:21,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:38:21,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:38:21,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 17:38:21,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:38:21,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:21,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:38:21,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:38:21,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:38:21,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:38:21,702 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:38:21,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:38:21,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:38:21,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:38:21,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:38:21,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:38:21,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:38:21,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:21,708 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:38:21,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:38:21,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:38:21,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:38:21,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:38:21,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:38:21,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:38:21,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:38:21,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:38:21,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:38:21,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:38:21,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:21,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:38:21,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:38:21,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:38:21,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:38:21,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:38:21,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:38:21,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:38:21,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:38:21,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:38:21,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:38:21,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:38:21,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:21,718 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:38:21,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:38:21,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:38:21,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:38:21,719 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:38:21,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:38:21,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:38:21,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:38:21,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:38:21,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-12 17:38:21,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:38:21,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:21,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:21,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:38:21,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-12 17:38:21,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:38:21,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 95 [2020-10-12 17:38:21,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:38:21,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:38:21,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 17:38:21,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-12 17:38:21,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:38:21,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:38:21,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:38:21,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:21,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:38:21,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:38:21,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:38:21,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-12 17:38:21,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:38:21,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:38:21,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:38:21,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 17:38:21,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:38:21,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:38:21,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:38:21,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:21,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:38:21,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:38:21,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:38:21,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 17:38:21,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:38:21,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:38:21,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:38:21,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 17:38:21,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:38:22,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-12 17:38:22,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:38:22,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:22,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:38:22,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:38:22,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:38:22,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:38:22,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:38:22,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:38:22,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:38:22,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 17:38:22,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:38:22,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-12 17:38:22,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:38:22,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:22,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:38:22,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 17:38:22,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:38:22,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-12 17:38:22,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:38:22,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:38:22,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-12 17:38:22,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:38:22,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:38:22,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:38:22,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:38:22,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:22,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:38:22,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:38:22,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:38:22,145 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:38:22,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:38:22,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:38:22,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:38:22,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:38:22,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:38:22,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:38:22,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:38:22,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:22,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:38:22,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:38:22,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:38:22,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:38:22,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:38:22,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:38:22,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:38:22,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:38:22,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:38:22,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-12 17:38:22,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:38:22,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:22,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:38:22,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:38:22,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:38:22,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:38:22,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:38:22,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:38:22,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:38:22,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:38:22,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:38:22,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-12 17:38:22,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:38:22,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:22,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:38:22,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:38:22,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:38:22,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:38:22,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:38:22,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:38:22,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:38:22,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:38:22,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:38:22,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-12 17:38:22,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:38:22,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:22,209 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:38:22,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:38:22,209 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:38:22,209 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:38:22,209 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:38:22,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:38:22,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 17:38:22,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:38:22,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:38:22,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-12 17:38:22,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:38:22,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:22,214 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:38:22,214 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:38:22,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:38:22,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:38:22,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:38:22,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:38:22,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:38:22,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:38:22,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:38:22,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-10-12 17:38:22,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:38:22,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:22,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:38:22,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:38:22,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:38:22,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:38:22,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:38:22,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:38:22,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:38:22,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:38:22,223 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:38:22,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-10-12 17:38:22,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:38:22,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:22,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:38:22,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:38:22,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:38:22,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:38:22,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:38:22,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:38:22,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:38:22,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:38:22,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:38:22,378 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-12 17:38:22,379 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [194293904] [2020-10-12 17:38:22,379 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 17:38:22,379 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2020-10-12 17:38:22,379 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [15796318] [2020-10-12 17:38:22,380 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-12 17:38:22,380 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:38:22,380 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-12 17:38:22,381 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=227, Unknown=0, NotChecked=0, Total=272 [2020-10-12 17:38:22,381 INFO L87 Difference]: Start difference. First operand 558 states and 760 transitions. Second operand 17 states. [2020-10-12 17:38:25,076 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 571 [2020-10-12 17:38:27,812 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification that was a NOOP. DAG size: 570 [2020-10-12 17:38:29,204 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 573 [2020-10-12 17:38:30,591 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification that was a NOOP. DAG size: 573 [2020-10-12 17:38:32,013 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification that was a NOOP. DAG size: 573 [2020-10-12 17:38:49,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:38:49,272 INFO L93 Difference]: Finished difference Result 1362 states and 1989 transitions. [2020-10-12 17:38:49,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2020-10-12 17:38:49,274 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 157 [2020-10-12 17:38:49,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:38:49,280 INFO L225 Difference]: With dead ends: 1362 [2020-10-12 17:38:49,280 INFO L226 Difference]: Without dead ends: 865 [2020-10-12 17:38:49,283 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 355 ImplicationChecksByTransitivity, 10.1s TimeCoverageRelationStatistics Valid=396, Invalid=1496, Unknown=0, NotChecked=0, Total=1892 [2020-10-12 17:38:49,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 865 states. [2020-10-12 17:38:49,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 865 to 558. [2020-10-12 17:38:49,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 558 states. [2020-10-12 17:38:49,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 558 states and 759 transitions. [2020-10-12 17:38:49,443 INFO L78 Accepts]: Start accepts. Automaton has 558 states and 759 transitions. Word has length 157 [2020-10-12 17:38:49,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:38:49,444 INFO L479 AbstractCegarLoop]: Abstraction has 558 states and 759 transitions. [2020-10-12 17:38:49,444 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-12 17:38:49,444 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 759 transitions. [2020-10-12 17:38:49,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2020-10-12 17:38:49,447 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:38:49,447 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-12 17:38:49,448 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-12 17:38:49,448 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:38:49,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:38:49,448 INFO L82 PathProgramCache]: Analyzing trace with hash -641152785, now seen corresponding path program 1 times [2020-10-12 17:38:49,449 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:38:49,449 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1134502620] [2020-10-12 17:38:49,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:38:49,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:38:49,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:49,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:49,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:49,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:50,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:50,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:54,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:38:54,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 232 [2020-10-12 17:38:54,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 17:38:54,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-12 17:38:54,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:38:54,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:38:54,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 93 [2020-10-12 17:38:54,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-12 17:38:54,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:38:55,960 WARN L193 SmtUtils]: Spent 1.41 s on a formula simplification that was a NOOP. DAG size: 568 [2020-10-12 17:38:55,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:38:55,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:38:55,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:56,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:38:56,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:38:56,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:38:56,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-12 17:38:56,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:38:56,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:38:56,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:38:56,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:38:56,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:38:56,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:38:56,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:38:56,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:56,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:38:56,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:38:56,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:38:56,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:38:56,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:38:56,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:38:56,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:38:56,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:38:56,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:38:56,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:38:56,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:38:56,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:56,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:38:56,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:38:56,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:38:56,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:38:56,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:38:56,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:38:56,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:38:56,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:38:56,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:38:56,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:38:56,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:38:56,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:56,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:38:56,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:38:56,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:38:56,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:38:56,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:38:56,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:38:56,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:38:56,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:38:56,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:38:56,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:38:56,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:38:56,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:56,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:56,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:56,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:38:56,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:00,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:00,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-10-12 17:39:00,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 17:39:00,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3994 [2020-10-12 17:39:00,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:00,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:39:00,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-12 17:39:00,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-12 17:39:00,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:00,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:39:00,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:00,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:00,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:00,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:39:00,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:00,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 17:39:00,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:00,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:39:00,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:39:00,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:39:00,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:00,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:39:00,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:00,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:00,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:00,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:39:00,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:00,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 17:39:00,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:00,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:39:00,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:39:00,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:39:00,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:39:00,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:39:00,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:00,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:00,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:00,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:39:00,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:00,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:39:00,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:00,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:39:00,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:39:00,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:39:00,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:00,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:39:00,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:00,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:00,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:00,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:39:00,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:00,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:39:00,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:00,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:39:00,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:39:00,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:39:00,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:39:00,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 17:39:00,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:00,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:00,208 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:00,208 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:39:00,208 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:00,209 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:39:00,209 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:00,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:39:00,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:39:00,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:39:00,209 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:00,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:39:00,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:00,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:00,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:00,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:39:00,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:00,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:39:00,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:00,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:39:00,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:39:00,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:39:00,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:00,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:39:00,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:00,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:00,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:00,226 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:39:00,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:00,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:39:00,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:00,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:39:00,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:39:00,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:39:00,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:00,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:39:00,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:00,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:00,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:00,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:39:00,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:00,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:39:00,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:00,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:39:00,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:39:00,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:39:00,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:00,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-12 17:39:00,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:00,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:00,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:00,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:00,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-12 17:39:00,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:39:00,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-12 17:39:00,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:00,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:39:00,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-12 17:39:00,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-12 17:39:00,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:00,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:39:00,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:00,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:00,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:00,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 17:39:00,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:00,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 17:39:00,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:00,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 17:39:00,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:39:00,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 17:39:00,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:00,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:39:00,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:00,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:00,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:00,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 17:39:00,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:00,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 17:39:00,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:00,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:39:00,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:39:00,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-12 17:39:00,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:00,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:39:00,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:00,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:00,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:00,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:39:00,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:00,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 17:39:00,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:00,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:39:00,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 17:39:00,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 17:39:00,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:00,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-12 17:39:00,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:00,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:00,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:00,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 17:39:00,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:00,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:39:00,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:00,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:39:00,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-12 17:39:00,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:39:00,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:00,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:39:00,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:00,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:00,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:00,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:39:00,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:00,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:39:00,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:00,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:39:00,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:39:00,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:39:00,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:00,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:39:00,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:00,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:00,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:00,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:39:00,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:00,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:39:00,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:00,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:39:00,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:39:00,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:39:00,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:00,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-12 17:39:00,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:00,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:00,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:00,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:39:00,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:00,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:39:00,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:00,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:39:00,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:39:00,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:39:00,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:00,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-12 17:39:00,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:00,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:00,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:00,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:39:00,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:00,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:39:00,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:00,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:39:00,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:39:00,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:39:00,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:00,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-12 17:39:00,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:00,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:00,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:00,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:39:00,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:00,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:39:00,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:00,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:39:00,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 17:39:00,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:39:00,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:00,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-12 17:39:00,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:00,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:00,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:00,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:39:00,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:00,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:39:00,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:00,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:39:00,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:39:00,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:39:00,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:00,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-12 17:39:00,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:00,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:00,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:00,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:39:00,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:00,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:39:00,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:00,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:39:00,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:39:00,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:39:00,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:00,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-12 17:39:00,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:00,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:00,574 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:00,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:39:00,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:00,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:39:00,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:00,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:39:00,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:39:00,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:39:00,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:00,627 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-12 17:39:00,627 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1134502620] [2020-10-12 17:39:00,628 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 17:39:00,628 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2020-10-12 17:39:00,628 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1874479885] [2020-10-12 17:39:00,629 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-12 17:39:00,629 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:39:00,629 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-12 17:39:00,629 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=227, Unknown=0, NotChecked=0, Total=272 [2020-10-12 17:39:00,629 INFO L87 Difference]: Start difference. First operand 558 states and 759 transitions. Second operand 17 states. [2020-10-12 17:39:03,443 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 571 [2020-10-12 17:39:05,195 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification that was a NOOP. DAG size: 574 [2020-10-12 17:39:06,848 WARN L193 SmtUtils]: Spent 1.41 s on a formula simplification that was a NOOP. DAG size: 576 [2020-10-12 17:39:08,856 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 571 [2020-10-12 17:39:25,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:39:25,618 INFO L93 Difference]: Finished difference Result 1357 states and 1981 transitions. [2020-10-12 17:39:25,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-12 17:39:25,619 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 158 [2020-10-12 17:39:25,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:39:25,626 INFO L225 Difference]: With dead ends: 1357 [2020-10-12 17:39:25,626 INFO L226 Difference]: Without dead ends: 867 [2020-10-12 17:39:25,628 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 174 ImplicationChecksByTransitivity, 7.7s TimeCoverageRelationStatistics Valid=235, Invalid=887, Unknown=0, NotChecked=0, Total=1122 [2020-10-12 17:39:25,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 867 states. [2020-10-12 17:39:25,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 867 to 565. [2020-10-12 17:39:25,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 565 states. [2020-10-12 17:39:25,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 565 states and 769 transitions. [2020-10-12 17:39:25,797 INFO L78 Accepts]: Start accepts. Automaton has 565 states and 769 transitions. Word has length 158 [2020-10-12 17:39:25,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:39:25,798 INFO L479 AbstractCegarLoop]: Abstraction has 565 states and 769 transitions. [2020-10-12 17:39:25,798 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-12 17:39:25,798 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 769 transitions. [2020-10-12 17:39:25,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2020-10-12 17:39:25,801 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:39:25,802 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-12 17:39:25,802 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-12 17:39:25,802 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:39:25,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:39:25,802 INFO L82 PathProgramCache]: Analyzing trace with hash -669653075, now seen corresponding path program 1 times [2020-10-12 17:39:25,802 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:39:25,803 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [273508500] [2020-10-12 17:39:25,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:39:25,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:25,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:25,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:26,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:26,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:26,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:26,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:30,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:30,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 232 [2020-10-12 17:39:30,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 17:39:30,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-12 17:39:30,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:30,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:39:30,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 93 [2020-10-12 17:39:30,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-12 17:39:30,856 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:32,213 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 568 [2020-10-12 17:39:32,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:39:32,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:32,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:32,246 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:32,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:39:32,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:32,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-12 17:39:32,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:32,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:39:32,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:39:32,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:39:32,248 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:32,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:39:32,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:32,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:32,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:32,273 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:39:32,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:32,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:39:32,274 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:32,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:39:32,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:39:32,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:39:32,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:32,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:39:32,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:32,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:32,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:32,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:39:32,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:32,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:39:32,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:32,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:39:32,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:39:32,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:39:32,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:32,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:39:32,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:32,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:32,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:32,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:39:32,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:32,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:39:32,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:32,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:39:32,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:39:32,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:39:32,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:32,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:39:32,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:32,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:32,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:32,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:32,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:32,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:37,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:37,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-10-12 17:39:37,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 17:39:37,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-12 17:39:37,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:37,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:39:37,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-12 17:39:37,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-12 17:39:37,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:37,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:39:37,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:37,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:37,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:37,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:39:37,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:37,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:39:37,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:37,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:39:37,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:39:37,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:39:37,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:37,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:39:37,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:37,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:37,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:37,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:39:37,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:37,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:39:37,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:37,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:39:37,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:39:37,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:39:37,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:37,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:39:37,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:37,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:37,378 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:37,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:39:37,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:37,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:39:37,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:37,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:39:37,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:39:37,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:39:37,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:37,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:39:37,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:37,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:37,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:37,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:39:37,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:37,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:39:37,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:37,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:39:37,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:39:37,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:39:37,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:37,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 17:39:37,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:37,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:37,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:37,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:39:37,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:37,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:39:37,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:37,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:39:37,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:39:37,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:39:37,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:37,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:39:37,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:37,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:37,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:37,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:39:37,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:37,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:39:37,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:37,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:39:37,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:39:37,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:39:37,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:37,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:39:37,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:37,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:37,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:37,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:39:37,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:37,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:39:37,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:37,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:39:37,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:39:37,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:39:37,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:37,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:39:37,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:37,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:37,433 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:37,433 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:39:37,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:37,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:39:37,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:37,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:39:37,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:39:37,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:39:37,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:37,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-12 17:39:37,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:37,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:37,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:37,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-12 17:39:37,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:37,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-12 17:39:37,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:37,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:39:37,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-12 17:39:37,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-12 17:39:37,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:37,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:39:37,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:37,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:37,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:37,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 17:39:37,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:37,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 17:39:37,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:37,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 17:39:37,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:39:37,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 17:39:37,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:37,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:39:37,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:37,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:37,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:37,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 17:39:37,531 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:37,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:39:37,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:37,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:39:37,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:39:37,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-12 17:39:37,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:37,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:39:37,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:37,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:37,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:37,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:39:37,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:37,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 17:39:37,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:37,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:39:37,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 17:39:37,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 17:39:37,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:37,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-12 17:39:37,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:37,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:37,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:37,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 17:39:37,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:37,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:39:37,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:37,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:39:37,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-12 17:39:37,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:39:37,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:37,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:39:37,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:37,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:37,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:37,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:39:37,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:37,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:39:37,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:37,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:39:37,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:39:37,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:39:37,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:37,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:39:37,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:37,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:37,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:37,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:39:37,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:37,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:39:37,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:37,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:39:37,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:39:37,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:39:37,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:37,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-12 17:39:37,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:37,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:37,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:37,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:39:37,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:37,790 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:39:37,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:37,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:39:37,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:39:37,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:39:37,791 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:37,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-12 17:39:37,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:37,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:37,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:37,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:39:37,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:37,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:39:37,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:37,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:39:37,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:39:37,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:39:37,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:37,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-12 17:39:37,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:37,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:37,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:37,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:39:37,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:37,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:39:37,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:37,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:39:37,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 17:39:37,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:39:37,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:37,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-12 17:39:37,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:37,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:37,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:37,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:39:37,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:37,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:39:37,802 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:37,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:39:37,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:39:37,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:39:37,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:37,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-12 17:39:37,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:37,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:37,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:37,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:39:37,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:37,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:39:37,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:37,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:39:37,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:39:37,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:39:37,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:37,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-12 17:39:37,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:39:37,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:39:37,810 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:39:37,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:39:37,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:39:37,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:39:37,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:39:37,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:39:37,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:39:37,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:39:37,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:39:37,851 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-12 17:39:37,851 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [273508500] [2020-10-12 17:39:37,852 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 17:39:37,852 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2020-10-12 17:39:37,852 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1603371401] [2020-10-12 17:39:37,852 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-12 17:39:37,852 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:39:37,853 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-12 17:39:37,853 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=227, Unknown=0, NotChecked=0, Total=272 [2020-10-12 17:39:37,853 INFO L87 Difference]: Start difference. First operand 565 states and 769 transitions. Second operand 17 states. [2020-10-12 17:39:40,886 WARN L193 SmtUtils]: Spent 1.44 s on a formula simplification that was a NOOP. DAG size: 578 [2020-10-12 17:39:42,518 WARN L193 SmtUtils]: Spent 1.45 s on a formula simplification that was a NOOP. DAG size: 582 [2020-10-12 17:39:44,144 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification that was a NOOP. DAG size: 572 [2020-10-12 17:39:46,441 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification that was a NOOP. DAG size: 571 [2020-10-12 17:39:48,005 WARN L193 SmtUtils]: Spent 1.41 s on a formula simplification that was a NOOP. DAG size: 576 [2020-10-12 17:39:49,499 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 572 [2020-10-12 17:40:07,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:40:07,759 INFO L93 Difference]: Finished difference Result 1359 states and 1982 transitions. [2020-10-12 17:40:07,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-10-12 17:40:07,760 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 158 [2020-10-12 17:40:07,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:40:07,767 INFO L225 Difference]: With dead ends: 1359 [2020-10-12 17:40:07,767 INFO L226 Difference]: Without dead ends: 867 [2020-10-12 17:40:07,770 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 227 ImplicationChecksByTransitivity, 10.7s TimeCoverageRelationStatistics Valid=284, Invalid=1048, Unknown=0, NotChecked=0, Total=1332 [2020-10-12 17:40:07,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 867 states. [2020-10-12 17:40:07,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 867 to 565. [2020-10-12 17:40:07,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 565 states. [2020-10-12 17:40:07,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 565 states and 769 transitions. [2020-10-12 17:40:07,964 INFO L78 Accepts]: Start accepts. Automaton has 565 states and 769 transitions. Word has length 158 [2020-10-12 17:40:07,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:40:07,964 INFO L479 AbstractCegarLoop]: Abstraction has 565 states and 769 transitions. [2020-10-12 17:40:07,964 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-12 17:40:07,964 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 769 transitions. [2020-10-12 17:40:07,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2020-10-12 17:40:07,966 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:40:07,967 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-12 17:40:07,967 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-12 17:40:07,967 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:40:07,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:40:07,967 INFO L82 PathProgramCache]: Analyzing trace with hash -1518821332, now seen corresponding path program 1 times [2020-10-12 17:40:07,967 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:40:07,968 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1980924376] [2020-10-12 17:40:07,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:40:08,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:40:08,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:40:08,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:40:08,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:40:08,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:40:13,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:40:13,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 233 [2020-10-12 17:40:13,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 17:40:13,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-12 17:40:13,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:40:13,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 23 [2020-10-12 17:40:13,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:40:13,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 183 [2020-10-12 17:40:13,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:40:14,535 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification that was a NOOP. DAG size: 568 [2020-10-12 17:40:14,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:40:14,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:40:14,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:40:14,638 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:40:14,638 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:40:14,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:40:14,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 77 [2020-10-12 17:40:14,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:40:14,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:40:14,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:40:14,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 17:40:14,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:40:14,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:40:14,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:40:14,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:40:14,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:40:14,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:40:14,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:40:14,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:40:14,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:40:14,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:40:14,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:40:14,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:40:14,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:40:14,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:40:14,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:40:14,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:40:14,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:40:14,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:40:14,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:40:14,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:40:14,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:40:14,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:40:14,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:40:14,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:40:14,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:40:14,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:40:14,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:40:14,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:40:14,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:40:14,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:40:14,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:40:14,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:40:14,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:40:14,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:40:14,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:40:14,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:40:14,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:40:14,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:40:14,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:40:14,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:40:14,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:40:14,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:40:15,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:40:15,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 93 [2020-10-12 17:40:15,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 17:40:15,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 494 [2020-10-12 17:40:15,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:40:15,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:40:15,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-12 17:40:15,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 17:40:15,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:40:15,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:40:15,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:40:15,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:40:15,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:40:15,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:40:15,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:40:15,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:40:15,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:40:15,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:40:15,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:40:15,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:40:15,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:40:15,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:40:15,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:40:15,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:40:15,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:40:15,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:40:15,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:40:15,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:40:15,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:40:15,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:40:15,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:40:15,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:40:15,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:40:15,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:40:15,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:40:15,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:40:15,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:40:15,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:40:15,305 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:40:15,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:40:15,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:40:15,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:40:15,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:40:15,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:40:15,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:40:15,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:40:15,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:40:15,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:40:15,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:40:15,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:40:15,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:40:15,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:40:15,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:40:15,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:40:15,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:40:15,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:40:15,337 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:40:15,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 17:40:15,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:40:15,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:40:15,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:40:15,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:40:15,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:40:15,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:40:15,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-12 17:40:15,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:40:15,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:40:15,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 17:40:15,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-12 17:40:15,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:40:15,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:40:15,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:40:15,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:40:15,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:40:15,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:40:15,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:40:15,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 17:40:15,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:40:15,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:40:15,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:40:15,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 17:40:15,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:40:15,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:40:15,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:40:15,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:40:15,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:40:15,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:40:15,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:40:15,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:40:15,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:40:15,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:40:15,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:40:15,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 17:40:15,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:40:15,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:40:15,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:40:15,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:40:15,555 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:40:15,555 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:40:15,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:40:15,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:40:15,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:40:15,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:40:15,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:40:15,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:40:15,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:40:15,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-12 17:40:15,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:40:15,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:40:15,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:40:15,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-12 17:40:15,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:40:15,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 17:40:15,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:40:15,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:40:15,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-12 17:40:15,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:40:15,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:40:15,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:40:15,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:40:15,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:40:15,574 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:40:15,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 17:40:15,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:40:15,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:40:15,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:40:15,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:40:15,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:40:15,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:40:15,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:40:15,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:40:15,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:40:15,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:40:15,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:40:15,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 17:40:15,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:40:15,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:40:15,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:40:15,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:40:15,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:40:15,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:40:15,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:40:15,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:40:15,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:40:15,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:40:15,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:40:15,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 17:40:15,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:40:15,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:40:15,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:40:15,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:40:15,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:40:15,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:40:15,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:40:15,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-12 17:40:15,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:40:15,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:40:15,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:40:15,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 17:40:15,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:40:15,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-12 17:40:15,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:40:15,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:40:15,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:40:15,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-12 17:40:15,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:40:15,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:40:15,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:40:15,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:40:15,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:40:15,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:40:15,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:40:15,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:40:15,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:40:15,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:40:15,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:40:15,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:40:15,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:40:15,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:40:15,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:40:15,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:40:15,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:40:15,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:40:15,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:40:15,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:40:15,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:40:15,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:40:15,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:40:15,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 17:40:15,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:40:15,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-12 17:40:15,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:40:15,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:40:15,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:40:15,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:40:15,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:40:15,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:40:15,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:40:15,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:40:15,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:40:15,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:40:15,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:40:15,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-12 17:40:15,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:40:15,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:40:15,838 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:40:15,838 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:40:15,838 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:40:15,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:40:15,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:40:15,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:40:15,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:40:15,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:40:15,839 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:40:15,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-12 17:40:15,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:40:15,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:40:15,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:40:15,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:40:15,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:40:15,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:40:15,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:40:15,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:40:15,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 17:40:15,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 17:40:15,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:40:15,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-12 17:40:15,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:40:15,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:40:15,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:40:15,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:40:15,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:40:15,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:40:15,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:40:15,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:40:15,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:40:15,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:40:15,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:40:15,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-10-12 17:40:15,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:40:15,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:40:15,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:40:15,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:40:15,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:40:15,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:40:15,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:40:15,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:40:15,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:40:15,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:40:15,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:40:15,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2020-10-12 17:40:15,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:40:15,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:40:15,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:40:15,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:40:15,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:40:15,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:40:15,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:40:15,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:40:15,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:40:15,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:40:15,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:40:16,057 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-12 17:40:16,057 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1980924376] [2020-10-12 17:40:16,059 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:40:16,059 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31] total 31 [2020-10-12 17:40:16,059 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [724753616] [2020-10-12 17:40:16,060 INFO L459 AbstractCegarLoop]: Interpolant automaton has 31 states [2020-10-12 17:40:16,060 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:40:16,060 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2020-10-12 17:40:16,061 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=851, Unknown=0, NotChecked=0, Total=930 [2020-10-12 17:40:16,062 INFO L87 Difference]: Start difference. First operand 565 states and 769 transitions. Second operand 31 states. [2020-10-12 17:40:20,351 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification that was a NOOP. DAG size: 570 [2020-10-12 17:40:22,312 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification that was a NOOP. DAG size: 573