/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_spec0_product40.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 17:02:08,110 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 17:02:08,113 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 17:02:08,150 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 17:02:08,151 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 17:02:08,159 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 17:02:08,161 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 17:02:08,165 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 17:02:08,168 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 17:02:08,171 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 17:02:08,172 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 17:02:08,173 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 17:02:08,173 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 17:02:08,176 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 17:02:08,178 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 17:02:08,180 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 17:02:08,181 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 17:02:08,182 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 17:02:08,184 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 17:02:08,191 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 17:02:08,194 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 17:02:08,194 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 17:02:08,195 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 17:02:08,196 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 17:02:08,213 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 17:02:08,213 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 17:02:08,213 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 17:02:08,217 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 17:02:08,217 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 17:02:08,218 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 17:02:08,218 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 17:02:08,219 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 17:02:08,220 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 17:02:08,221 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 17:02:08,222 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 17:02:08,223 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 17:02:08,224 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 17:02:08,224 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 17:02:08,224 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 17:02:08,225 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 17:02:08,226 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 17:02:08,226 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 17:02:08,268 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 17:02:08,268 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 17:02:08,269 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 17:02:08,269 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 17:02:08,270 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 17:02:08,270 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 17:02:08,270 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-12 17:02:08,270 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 17:02:08,270 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-12 17:02:08,271 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 17:02:08,271 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 17:02:08,271 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 17:02:08,272 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 17:02:08,272 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-12 17:02:08,272 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 17:02:08,272 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 17:02:08,273 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 17:02:08,273 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 17:02:08,273 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 17:02:08,273 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 17:02:08,274 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 17:02:08,274 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 17:02:08,274 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 17:02:08,274 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 17:02:08,274 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 17:02:08,275 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 17:02:08,275 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 17:02:08,275 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 17:02:08,276 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 17:02:08,276 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 17:02:08,570 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 17:02:08,581 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 17:02:08,584 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 17:02:08,586 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 17:02:08,586 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 17:02:08,587 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec0_product40.cil.c [2020-10-12 17:02:08,647 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/bae0995c4/0bc2c74c457245909f082a22b316b32d/FLAG8a532dc7f [2020-10-12 17:02:09,201 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 17:02:09,207 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec0_product40.cil.c [2020-10-12 17:02:09,231 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/bae0995c4/0bc2c74c457245909f082a22b316b32d/FLAG8a532dc7f [2020-10-12 17:02:09,501 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/bae0995c4/0bc2c74c457245909f082a22b316b32d [2020-10-12 17:02:09,511 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 17:02:09,513 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 17:02:09,514 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 17:02:09,515 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 17:02:09,519 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 17:02:09,521 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 05:02:09" (1/1) ... [2020-10-12 17:02:09,524 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49d8a404 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:02:09, skipping insertion in model container [2020-10-12 17:02:09,524 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 05:02:09" (1/1) ... [2020-10-12 17:02:09,533 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 17:02:09,616 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 17:02:10,311 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 17:02:10,325 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 17:02:10,425 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 17:02:10,511 INFO L208 MainTranslator]: Completed translation [2020-10-12 17:02:10,511 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:02:10 WrapperNode [2020-10-12 17:02:10,512 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 17:02:10,512 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 17:02:10,513 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 17:02:10,513 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 17:02:10,527 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:02:10" (1/1) ... [2020-10-12 17:02:10,527 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:02:10" (1/1) ... [2020-10-12 17:02:10,566 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:02:10" (1/1) ... [2020-10-12 17:02:10,567 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:02:10" (1/1) ... [2020-10-12 17:02:10,633 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:02:10" (1/1) ... [2020-10-12 17:02:10,672 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:02:10" (1/1) ... [2020-10-12 17:02:10,694 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:02:10" (1/1) ... [2020-10-12 17:02:10,723 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 17:02:10,723 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 17:02:10,724 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 17:02:10,724 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 17:02:10,725 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:02:10" (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 17:02:10,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 17:02:10,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 17:02:10,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-12 17:02:10,807 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2020-10-12 17:02:10,807 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-10-12 17:02:10,807 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2020-10-12 17:02:10,807 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-10-12 17:02:10,808 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2020-10-12 17:02:10,809 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-10-12 17:02:10,809 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-10-12 17:02:10,809 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-10-12 17:02:10,809 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-12 17:02:10,810 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 17:02:10,810 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2020-10-12 17:02:10,810 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2020-10-12 17:02:10,811 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2020-10-12 17:02:10,811 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2020-10-12 17:02:10,812 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2020-10-12 17:02:10,812 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2020-10-12 17:02:10,812 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2020-10-12 17:02:10,812 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2020-10-12 17:02:10,812 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2020-10-12 17:02:10,813 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2020-10-12 17:02:10,813 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2020-10-12 17:02:10,814 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2020-10-12 17:02:10,814 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-12 17:02:10,815 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-10-12 17:02:10,815 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2020-10-12 17:02:10,815 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-10-12 17:02:10,816 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-10-12 17:02:10,816 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Keys [2020-10-12 17:02:10,816 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__AddressBook [2020-10-12 17:02:10,816 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-10-12 17:02:10,817 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-10-12 17:02:10,817 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-10-12 17:02:10,818 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-10-12 17:02:10,818 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-10-12 17:02:10,818 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-10-12 17:02:10,818 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-10-12 17:02:10,819 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2020-10-12 17:02:10,819 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2020-10-12 17:02:10,819 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2020-10-12 17:02:10,819 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2020-10-12 17:02:10,819 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2020-10-12 17:02:10,821 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-12 17:02:10,821 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-12 17:02:10,821 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-12 17:02:10,821 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-12 17:02:10,822 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-10-12 17:02:10,822 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-10-12 17:02:10,822 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-10-12 17:02:10,822 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-10-12 17:02:10,823 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-10-12 17:02:10,823 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-10-12 17:02:10,823 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-10-12 17:02:10,823 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-10-12 17:02:10,823 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-10-12 17:02:10,824 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-10-12 17:02:10,824 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-10-12 17:02:10,824 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-10-12 17:02:10,824 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-10-12 17:02:10,824 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-10-12 17:02:10,824 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-10-12 17:02:10,825 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-10-12 17:02:10,825 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-10-12 17:02:10,825 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-10-12 17:02:10,825 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-10-12 17:02:10,826 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-10-12 17:02:10,826 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-10-12 17:02:10,827 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-10-12 17:02:10,827 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-10-12 17:02:10,828 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-10-12 17:02:10,828 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-10-12 17:02:10,829 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-10-12 17:02:10,829 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-10-12 17:02:10,829 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-10-12 17:02:10,829 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-10-12 17:02:10,829 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__DecryptForward_spec__1 [2020-10-12 17:02:10,829 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-12 17:02:10,830 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-10-12 17:02:10,830 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-10-12 17:02:10,830 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-10-12 17:02:10,830 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-10-12 17:02:10,830 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-10-12 17:02:10,830 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-10-12 17:02:10,831 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-10-12 17:02:10,831 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-10-12 17:02:10,831 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-10-12 17:02:10,831 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-10-12 17:02:10,831 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-10-12 17:02:10,831 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-10-12 17:02:10,831 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-10-12 17:02:10,832 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-10-12 17:02:10,832 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-10-12 17:02:10,832 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-10-12 17:02:10,832 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-10-12 17:02:10,832 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-10-12 17:02:10,832 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-10-12 17:02:10,833 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-10-12 17:02:10,833 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-10-12 17:02:10,833 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-10-12 17:02:10,833 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-10-12 17:02:10,833 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-10-12 17:02:10,833 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-10-12 17:02:10,834 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-10-12 17:02:10,834 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-12 17:02:10,834 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-12 17:02:10,834 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-12 17:02:10,834 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-12 17:02:10,834 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-12 17:02:10,835 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-12 17:02:10,835 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 17:02:10,835 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 17:02:10,835 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-12 17:02:10,835 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-12 17:02:10,836 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-10-12 17:02:10,836 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-10-12 17:02:10,836 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-10-12 17:02:10,837 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-10-12 17:02:10,837 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-10-12 17:02:10,838 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-10-12 17:02:10,838 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-10-12 17:02:10,838 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-10-12 17:02:10,839 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-10-12 17:02:10,839 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-10-12 17:02:10,840 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-10-12 17:02:10,840 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-10-12 17:02:10,844 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-12 17:02:10,844 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-12 17:02:10,844 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-12 17:02:10,845 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-10-12 17:02:10,845 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-10-12 17:02:10,845 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-10-12 17:02:10,845 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-10-12 17:02:10,846 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-10-12 17:02:10,846 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2020-10-12 17:02:10,846 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-10-12 17:02:10,846 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-10-12 17:02:10,847 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-10-12 17:02:10,847 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-10-12 17:02:10,847 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-10-12 17:02:10,847 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-12 17:02:10,847 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-12 17:02:10,855 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 17:02:10,855 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2020-10-12 17:02:10,855 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2020-10-12 17:02:10,855 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2020-10-12 17:02:10,855 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2020-10-12 17:02:10,855 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2020-10-12 17:02:10,856 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2020-10-12 17:02:10,856 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2020-10-12 17:02:10,856 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2020-10-12 17:02:10,856 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2020-10-12 17:02:10,856 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2020-10-12 17:02:10,856 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2020-10-12 17:02:10,856 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2020-10-12 17:02:10,857 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2020-10-12 17:02:10,857 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2020-10-12 17:02:10,857 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2020-10-12 17:02:10,858 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-12 17:02:10,858 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-12 17:02:10,858 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-10-12 17:02:10,858 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-10-12 17:02:10,859 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-10-12 17:02:10,859 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-10-12 17:02:10,859 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-10-12 17:02:10,859 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-10-12 17:02:10,859 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-10-12 17:02:10,859 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-10-12 17:02:10,859 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-10-12 17:02:10,859 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-10-12 17:02:10,860 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-10-12 17:02:10,860 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-10-12 17:02:10,860 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-10-12 17:02:10,861 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-10-12 17:02:10,861 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-10-12 17:02:10,861 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-10-12 17:02:10,861 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-10-12 17:02:10,861 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2020-10-12 17:02:10,861 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2020-10-12 17:02:10,862 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2020-10-12 17:02:10,862 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2020-10-12 17:02:10,862 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2020-10-12 17:02:10,862 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Keys [2020-10-12 17:02:10,862 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__AddressBook [2020-10-12 17:02:10,863 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__DecryptForward_spec__1 [2020-10-12 17:02:10,863 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-12 17:02:10,863 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-10-12 17:02:10,863 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-10-12 17:02:10,863 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-10-12 17:02:10,863 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-10-12 17:02:10,863 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-10-12 17:02:10,864 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-10-12 17:02:10,864 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-10-12 17:02:10,864 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-10-12 17:02:10,864 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-10-12 17:02:10,864 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-10-12 17:02:10,864 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-10-12 17:02:10,864 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-10-12 17:02:10,864 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-10-12 17:02:10,865 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-10-12 17:02:10,865 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-10-12 17:02:10,865 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-10-12 17:02:10,865 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-10-12 17:02:10,865 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-10-12 17:02:10,865 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-10-12 17:02:10,865 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-10-12 17:02:10,866 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-10-12 17:02:10,866 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-10-12 17:02:10,866 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-10-12 17:02:10,866 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-10-12 17:02:10,866 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-10-12 17:02:10,866 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-10-12 17:02:10,866 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-10-12 17:02:10,866 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-10-12 17:02:10,867 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-10-12 17:02:10,867 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-10-12 17:02:10,867 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-10-12 17:02:10,867 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-12 17:02:10,867 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-12 17:02:10,867 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-12 17:02:10,867 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-12 17:02:10,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-12 17:02:10,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-12 17:02:10,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-12 17:02:10,868 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-12 17:02:10,868 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-12 17:02:10,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-12 17:02:10,868 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-12 17:02:10,869 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-12 17:02:10,869 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-12 17:02:10,869 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-12 17:02:10,869 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-12 17:02:10,869 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-12 17:02:10,869 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 17:02:10,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-12 17:02:10,869 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 17:02:12,862 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 17:02:12,863 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-12 17:02:12,872 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:02:12 BoogieIcfgContainer [2020-10-12 17:02:12,872 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 17:02:12,873 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 17:02:12,873 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 17:02:12,878 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 17:02:12,878 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 05:02:09" (1/3) ... [2020-10-12 17:02:12,879 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47727d77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 05:02:12, skipping insertion in model container [2020-10-12 17:02:12,879 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:02:10" (2/3) ... [2020-10-12 17:02:12,879 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47727d77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 05:02:12, skipping insertion in model container [2020-10-12 17:02:12,880 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:02:12" (3/3) ... [2020-10-12 17:02:12,881 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec0_product40.cil.c [2020-10-12 17:02:12,893 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 17:02:12,902 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 17:02:12,916 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 17:02:12,942 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 17:02:12,942 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 17:02:12,942 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 17:02:12,942 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 17:02:12,943 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 17:02:12,943 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 17:02:12,943 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 17:02:12,943 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 17:02:12,972 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states. [2020-10-12 17:02:12,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-10-12 17:02:12,995 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:02:12,997 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:02:12,997 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:02:13,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:02:13,004 INFO L82 PathProgramCache]: Analyzing trace with hash 2061409221, now seen corresponding path program 1 times [2020-10-12 17:02:13,013 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:02:13,014 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1417413778] [2020-10-12 17:02:13,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:02:13,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:02:13,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:13,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:14,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:14,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:14,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:14,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:18,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:02:18,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 263 [2020-10-12 17:02:18,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 17:02:18,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5028 [2020-10-12 17:02:18,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:02:18,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-12 17:02:18,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:02:18,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 231 [2020-10-12 17:02:18,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-12 17:02:20,264 WARN L193 SmtUtils]: Spent 1.51 s on a formula simplification that was a NOOP. DAG size: 541 [2020-10-12 17:02:20,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:02:20,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:02:20,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:20,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:02:20,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:02:20,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:02:20,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 180 [2020-10-12 17:02:20,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:02:20,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:02:20,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:02:20,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 17:02:20,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:02:20,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:02:20,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:02:20,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:20,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:02:20,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:02:20,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:02:20,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:02:20,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:02:20,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:02:20,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:02:20,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:02:20,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:02:20,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:02:20,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:02:20,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:20,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:02:20,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:02:20,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:02:20,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:02:20,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:02:20,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:02:20,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:02:20,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:02:20,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:02:20,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:02:20,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:02:20,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:20,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:02:20,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:02:20,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:02:20,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:02:20,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:02:20,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:02:20,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:02:20,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:02:20,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:02:20,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:02:20,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:02:20,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:20,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:20,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:21,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:24,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:25,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:02:25,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-12 17:02:25,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 17:02:25,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-12 17:02:25,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:02:25,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:02:25,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-12 17:02:25,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 17:02:25,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:02:25,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:02:25,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:02:25,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:25,738 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:02:25,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:02:25,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:02:25,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-12 17:02:25,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:02:25,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:02:25,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:02:25,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:02:25,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:02:25,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:02:25,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:02:25,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:25,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:02:25,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:02:25,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:02:25,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 17:02:25,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:02:25,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:02:25,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:02:25,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:02:25,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:02:25,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:02:25,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:02:25,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:25,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:02:25,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:02:25,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:02:25,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:02:25,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:02:25,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:02:25,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:02:25,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:02:25,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:02:25,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:02:25,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:02:25,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:25,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:02:25,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:02:25,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:02:25,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:02:25,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:02:25,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:02:25,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:02:25,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:02:25,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-12 17:02:25,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 17:02:25,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:02:25,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:25,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:25,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:02:25,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:02:25,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:02:25,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 136 [2020-10-12 17:02:25,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:02:25,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:02:25,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 17:02:25,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-12 17:02:25,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:02:26,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:02:26,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:02:26,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:26,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:02:26,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:02:26,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:02:26,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-12 17:02:26,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:02:26,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:02:26,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:02:26,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 17:02:26,089 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:02:26,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:02:26,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:02:26,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:26,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:02:26,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:02:26,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:02:26,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-12 17:02:26,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:02:26,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:02:26,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:02:26,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 17:02:26,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:02:26,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:02:26,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:02:26,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:26,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:02:26,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:02:26,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:02:26,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:02:26,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:02:26,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:02:26,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:02:26,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:02:26,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:02:26,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-12 17:02:26,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:02:26,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:26,290 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:02:26,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:02:26,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:02:26,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 17:02:26,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:02:26,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:02:26,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-12 17:02:26,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:02:26,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:02:26,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:02:26,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:02:26,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:26,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:02:26,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:02:26,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:02:26,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:02:26,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:02:26,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:02:26,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:02:26,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:02:26,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:02:26,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:02:26,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:02:26,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:26,307 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:02:26,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:02:26,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:02:26,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:02:26,308 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:02:26,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:02:26,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:02:26,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:02:26,309 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:02:26,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:02:26,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:02:26,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:26,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:02:26,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:02:26,315 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:02:26,315 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:02:26,315 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:02:26,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:02:26,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:02:26,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:02:26,316 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:02:26,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-12 17:02:26,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:02:26,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:26,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:02:26,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 17:02:26,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:02:26,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-12 17:02:26,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:02:26,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:02:26,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:02:26,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-12 17:02:26,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:02:26,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:02:26,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:02:26,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:26,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:02:26,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:02:26,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:02:26,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:02:26,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:02:26,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:02:26,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:02:26,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:02:26,426 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:02:26,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:02:26,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:02:26,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:26,460 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:02:26,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:02:26,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:02:26,461 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:02:26,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:02:26,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:02:26,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:02:26,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:02:26,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:02:26,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-12 17:02:26,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:02:26,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:26,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:02:26,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:02:26,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:02:26,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:02:26,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:02:26,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:02:26,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:02:26,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:02:26,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:02:26,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-12 17:02:26,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:02:26,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:26,475 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:02:26,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:02:26,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:02:26,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:02:26,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:02:26,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:02:26,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:02:26,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:02:26,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:02:26,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-12 17:02:26,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:02:26,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:26,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:02:26,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:02:26,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:02:26,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:02:26,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:02:26,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:02:26,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:02:26,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:02:26,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:02:26,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-12 17:02:26,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:02:26,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:26,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:02:26,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:02:26,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:02:26,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:02:26,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:02:26,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:02:26,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:02:26,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:02:26,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-12 17:02:26,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-12 17:02:26,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:02:26,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:26,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:02:26,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 17:02:26,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:02:26,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-12 17:02:26,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:02:26,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:02:26,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:02:26,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-12 17:02:26,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:02:26,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:02:26,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:02:26,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:26,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:02:26,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 17:02:26,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:02:26,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:02:26,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:02:26,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:02:26,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:02:26,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:02:26,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:02:26,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:02:26,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:02:26,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:26,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:02:26,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:02:26,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:02:26,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:02:26,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:02:26,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:02:26,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:02:26,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:02:26,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:02:26,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:02:26,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:02:26,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:26,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:02:26,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:02:26,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:02:26,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:02:26,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:02:26,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:02:26,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:02:26,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:02:26,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:02:26,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-10-12 17:02:26,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:02:26,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:26,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:02:26,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:02:26,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:02:26,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:02:26,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:02:26,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:02:26,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:02:26,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:02:26,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:02:26,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2020-10-12 17:02:26,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:02:26,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:26,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:02:26,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:02:26,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:02:26,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:02:26,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:02:26,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:02:26,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:02:26,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:02:26,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:02:26,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2020-10-12 17:02:26,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:02:26,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:02:26,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:02:26,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:02:26,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:02:26,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:02:26,643 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:02:26,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:02:26,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:02:26,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:02:26,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:02:26,780 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-10-12 17:02:26,781 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1417413778] [2020-10-12 17:02:26,783 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:02:26,784 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2020-10-12 17:02:26,785 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [279583235] [2020-10-12 17:02:26,792 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-10-12 17:02:26,792 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:02:26,806 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-10-12 17:02:26,808 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=405, Unknown=0, NotChecked=0, Total=462 [2020-10-12 17:02:26,810 INFO L87 Difference]: Start difference. First operand 511 states. Second operand 22 states. [2020-10-12 17:02:28,888 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 546 [2020-10-12 17:02:30,780 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 549 [2020-10-12 17:02:32,983 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 549 [2020-10-12 17:02:34,352 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 549 [2020-10-12 17:02:40,914 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 544 [2020-10-12 17:02:55,544 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 548 [2020-10-12 17:02:57,002 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 548 [2020-10-12 17:02:58,372 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 548 [2020-10-12 17:03:01,805 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 546 [2020-10-12 17:03:03,292 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 547 [2020-10-12 17:03:17,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:03:17,979 INFO L93 Difference]: Finished difference Result 2202 states and 3461 transitions. [2020-10-12 17:03:17,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2020-10-12 17:03:17,983 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 177 [2020-10-12 17:03:17,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:03:18,029 INFO L225 Difference]: With dead ends: 2202 [2020-10-12 17:03:18,029 INFO L226 Difference]: Without dead ends: 1518 [2020-10-12 17:03:18,044 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 175 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 104 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4043 ImplicationChecksByTransitivity, 18.3s TimeCoverageRelationStatistics Valid=2281, Invalid=8849, Unknown=0, NotChecked=0, Total=11130 [2020-10-12 17:03:18,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1518 states. [2020-10-12 17:03:18,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1518 to 908. [2020-10-12 17:03:18,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 908 states. [2020-10-12 17:03:18,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 908 states and 1250 transitions. [2020-10-12 17:03:18,493 INFO L78 Accepts]: Start accepts. Automaton has 908 states and 1250 transitions. Word has length 177 [2020-10-12 17:03:18,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:03:18,494 INFO L479 AbstractCegarLoop]: Abstraction has 908 states and 1250 transitions. [2020-10-12 17:03:18,494 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-10-12 17:03:18,494 INFO L276 IsEmpty]: Start isEmpty. Operand 908 states and 1250 transitions. [2020-10-12 17:03:18,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2020-10-12 17:03:18,503 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:03:18,503 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:03:18,504 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-12 17:03:18,504 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:03:18,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:03:18,504 INFO L82 PathProgramCache]: Analyzing trace with hash -982856510, now seen corresponding path program 1 times [2020-10-12 17:03:18,505 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:03:18,505 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [275020417] [2020-10-12 17:03:18,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:03:18,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:18,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:18,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:18,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:18,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:23,647 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:23,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 266 [2020-10-12 17:03:23,648 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 17:03:23,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5066 [2020-10-12 17:03:23,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:23,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:03:23,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 88 [2020-10-12 17:03:23,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 17:03:23,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:25,056 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 541 [2020-10-12 17:03:25,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:03:25,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:25,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:25,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:25,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:03:25,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:25,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-12 17:03:25,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:25,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:03:25,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:03:25,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:03:25,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:25,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:03:25,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:25,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:25,134 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:25,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:03:25,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:25,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:03:25,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:25,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:03:25,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:03:25,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:03:25,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:25,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:03:25,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:25,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:25,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:25,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:03:25,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:25,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:03:25,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:25,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:03:25,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:03:25,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:03:25,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:25,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:03:25,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:25,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:25,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:25,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:03:25,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:25,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:03:25,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:25,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:03:25,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:03:25,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:03:25,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:25,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:03:25,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:25,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:25,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:25,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:25,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:25,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:30,193 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:30,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-12 17:03:30,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 17:03:30,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-12 17:03:30,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:30,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:03:30,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-12 17:03:30,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 17:03:30,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:30,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:03:30,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:30,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:30,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:30,245 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:03:30,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:30,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 17:03:30,246 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:30,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:03:30,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:03:30,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:03:30,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:30,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:03:30,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:30,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:30,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:30,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:03:30,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:30,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:03:30,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:30,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:03:30,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:03:30,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:03:30,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:30,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:03:30,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:30,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:30,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:30,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:03:30,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:30,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:03:30,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:30,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:03:30,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:03:30,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:03:30,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:30,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:03:30,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:30,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:30,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:30,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:03:30,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:30,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:03:30,308 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:30,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:03:30,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:03:30,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:03:30,309 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:30,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 17:03:30,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:30,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:30,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:30,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:30,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:30,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 17:03:30,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 17:03:30,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-12 17:03:30,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:30,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:03:30,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-12 17:03:30,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-12 17:03:30,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:30,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:03:30,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:30,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:30,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:30,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:03:30,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:30,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 17:03:30,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:30,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 17:03:30,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:03:30,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 17:03:30,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:30,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:03:30,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:30,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:30,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:30,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:03:30,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:30,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-12 17:03:30,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:30,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:03:30,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:03:30,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 17:03:30,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:03:30,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-12 17:03:30,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:30,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:30,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:30,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:03:30,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:30,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 17:03:30,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:30,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:03:30,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 17:03:30,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:03:30,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:03:30,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-12 17:03:30,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:30,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:30,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:30,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:30,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:03:30,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:03:30,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 90 [2020-10-12 17:03:30,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:30,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:03:30,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 17:03:30,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-12 17:03:30,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:30,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:03:30,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:30,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:30,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:30,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:03:30,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:30,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-12 17:03:30,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:30,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:03:30,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:03:30,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 17:03:30,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:30,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:03:30,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:30,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:30,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:30,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:03:30,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:30,808 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 17:03:30,808 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:30,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:03:30,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:03:30,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 17:03:30,809 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:03:30,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:03:30,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:30,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:30,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:30,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:03:30,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:30,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:03:30,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:30,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:03:30,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:03:30,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:03:30,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:30,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-12 17:03:30,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:30,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:30,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:30,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 17:03:30,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:30,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 17:03:30,893 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:30,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:03:30,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-12 17:03:30,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:03:30,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:30,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:03:30,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:30,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:30,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:30,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:03:30,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:30,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:03:30,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:30,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:03:30,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:03:30,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:03:30,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:30,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:03:30,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:30,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:30,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:30,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:03:30,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:30,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:03:30,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:30,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:03:30,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:03:30,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:03:30,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:30,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-12 17:03:30,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:30,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:30,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:30,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:03:30,974 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:30,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:03:30,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:30,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:03:30,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:03:30,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:03:30,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:30,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-12 17:03:30,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:30,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:30,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:30,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:03:30,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:30,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:03:30,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:30,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:03:30,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:03:30,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:03:30,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:30,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-12 17:03:30,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:30,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:30,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:30,986 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:03:30,986 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:30,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:03:30,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:30,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:03:30,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:03:30,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:03:30,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:30,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-12 17:03:30,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:30,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:30,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:30,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:03:30,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:30,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:03:30,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:30,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:03:30,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:03:30,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:03:30,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:31,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-12 17:03:31,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:31,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:31,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:31,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 17:03:31,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:31,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:03:31,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:31,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:03:31,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-12 17:03:31,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:03:31,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:31,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:03:31,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:31,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:31,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:31,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 17:03:31,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:31,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:03:31,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:31,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:03:31,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:03:31,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:03:31,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:31,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:03:31,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:31,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:31,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:31,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:03:31,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:31,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:03:31,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:31,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:03:31,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:03:31,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:03:31,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:31,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:03:31,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:31,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:31,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:31,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:03:31,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:31,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:03:31,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:31,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:03:31,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:03:31,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:03:31,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:31,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2020-10-12 17:03:31,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:31,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:31,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:31,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:03:31,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:31,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:03:31,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:31,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:03:31,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 17:03:31,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:03:31,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:31,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-10-12 17:03:31,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:31,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:31,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:31,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:03:31,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:31,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:03:31,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:31,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:03:31,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:03:31,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:03:31,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:31,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2020-10-12 17:03:31,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:03:31,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:03:31,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:03:31,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:03:31,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:03:31,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:03:31,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:03:31,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:03:31,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:03:31,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:03:31,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:03:31,143 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-10-12 17:03:31,145 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [275020417] [2020-10-12 17:03:31,145 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:03:31,145 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24] total 24 [2020-10-12 17:03:31,146 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [546718074] [2020-10-12 17:03:31,148 INFO L459 AbstractCegarLoop]: Interpolant automaton has 24 states [2020-10-12 17:03:31,149 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:03:31,149 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2020-10-12 17:03:31,149 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=491, Unknown=0, NotChecked=0, Total=552 [2020-10-12 17:03:31,150 INFO L87 Difference]: Start difference. First operand 908 states and 1250 transitions. Second operand 24 states. [2020-10-12 17:03:33,838 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 544 [2020-10-12 17:03:35,736 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 544 [2020-10-12 17:03:37,586 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 544 [2020-10-12 17:03:39,812 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 543 [2020-10-12 17:03:41,158 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 546 [2020-10-12 17:03:42,468 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 546 [2020-10-12 17:03:43,785 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 546 [2020-10-12 17:03:45,640 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 546 [2020-10-12 17:03:47,064 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 548 [2020-10-12 17:03:48,500 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 546 [2020-10-12 17:04:10,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:04:10,675 INFO L93 Difference]: Finished difference Result 2422 states and 3610 transitions. [2020-10-12 17:04:10,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2020-10-12 17:04:10,675 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 180 [2020-10-12 17:04:10,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:04:10,687 INFO L225 Difference]: With dead ends: 2422 [2020-10-12 17:04:10,687 INFO L226 Difference]: Without dead ends: 1538 [2020-10-12 17:04:10,693 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1016 ImplicationChecksByTransitivity, 16.4s TimeCoverageRelationStatistics Valid=753, Invalid=3939, Unknown=0, NotChecked=0, Total=4692 [2020-10-12 17:04:10,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1538 states. [2020-10-12 17:04:11,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1538 to 927. [2020-10-12 17:04:11,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 927 states. [2020-10-12 17:04:11,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 927 states to 927 states and 1274 transitions. [2020-10-12 17:04:11,006 INFO L78 Accepts]: Start accepts. Automaton has 927 states and 1274 transitions. Word has length 180 [2020-10-12 17:04:11,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:04:11,007 INFO L479 AbstractCegarLoop]: Abstraction has 927 states and 1274 transitions. [2020-10-12 17:04:11,007 INFO L480 AbstractCegarLoop]: Interpolant automaton has 24 states. [2020-10-12 17:04:11,007 INFO L276 IsEmpty]: Start isEmpty. Operand 927 states and 1274 transitions. [2020-10-12 17:04:11,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2020-10-12 17:04:11,012 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:04:11,012 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:04:11,013 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-12 17:04:11,013 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:04:11,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:04:11,013 INFO L82 PathProgramCache]: Analyzing trace with hash -198909999, now seen corresponding path program 1 times [2020-10-12 17:04:11,013 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:04:11,014 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1813153817] [2020-10-12 17:04:11,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:04:11,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:04:11,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:11,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:11,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:11,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:12,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:13,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:13,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:13,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:13,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:14,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:16,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:04:16,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 268 [2020-10-12 17:04:16,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-12 17:04:16,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5039 [2020-10-12 17:04:16,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:04:16,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 30 [2020-10-12 17:04:16,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-12 17:04:16,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 163 [2020-10-12 17:04:16,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:04:17,983 WARN L193 SmtUtils]: Spent 1.64 s on a formula simplification that was a NOOP. DAG size: 541 [2020-10-12 17:04:17,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:04:17,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:04:18,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:18,033 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:04:18,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:04:18,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:04:18,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-12 17:04:18,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:04:18,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:04:18,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:04:18,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:04:18,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:04:18,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:04:18,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:04:18,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:18,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:04:18,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:04:18,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:04:18,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:04:18,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:04:18,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:04:18,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:04:18,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:04:18,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:04:18,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:04:18,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:04:18,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:18,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:04:18,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:04:18,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:04:18,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:04:18,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:04:18,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:04:18,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:04:18,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:04:18,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:04:18,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:04:18,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:04:18,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:18,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:04:18,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:04:18,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:04:18,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:04:18,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:04:18,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:04:18,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:04:18,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:04:18,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:04:18,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:04:18,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:04:18,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:18,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:18,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:18,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:19,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:19,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:19,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:23,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:04:23,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-10-12 17:04:23,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-12 17:04:23,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-12 17:04:23,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:04:23,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:04:23,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 64 [2020-10-12 17:04:23,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-12 17:04:23,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:04:23,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:04:23,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:04:23,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:23,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:04:23,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:04:23,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:04:23,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:04:23,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:04:23,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:04:23,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:04:23,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:04:23,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:04:23,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:04:23,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:04:23,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:23,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:04:23,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:04:23,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:04:23,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:04:23,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:04:23,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:04:23,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:04:23,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:04:23,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:04:23,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:04:23,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:04:23,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:23,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:04:23,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:04:23,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:04:23,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:04:23,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:04:23,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:04:23,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:04:23,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:04:23,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:04:23,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:04:23,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:04:23,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:23,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:04:23,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:04:23,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:04:23,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:04:23,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:04:23,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:04:23,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:04:23,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:04:23,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:04:23,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 17:04:23,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:04:23,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:23,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:04:23,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-12 17:04:23,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:04:23,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:04:23,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:04:23,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:04:23,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:04:23,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:04:23,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:04:23,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:04:23,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:04:23,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:23,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:04:23,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:04:23,233 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:04:23,233 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:04:23,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:04:23,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:04:23,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:04:23,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:04:23,234 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:04:23,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:04:23,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:04:23,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:23,238 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:04:23,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:04:23,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:04:23,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:04:23,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:04:23,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:04:23,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:04:23,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:04:23,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:04:23,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-12 17:04:23,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:04:23,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:23,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:04:23,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:04:23,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:04:23,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:04:23,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:04:23,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:04:23,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:04:23,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:04:23,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:04:23,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-12 17:04:23,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:04:23,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:23,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:23,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:04:23,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 17:04:23,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:04:23,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-12 17:04:23,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:04:23,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:04:23,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-12 17:04:23,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-12 17:04:23,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:04:23,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:04:23,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:04:23,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:23,351 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:04:23,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:04:23,352 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:04:23,352 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 17:04:23,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:04:23,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 17:04:23,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:04:23,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 17:04:23,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:04:23,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:04:23,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:04:23,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:23,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:04:23,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:04:23,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:04:23,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 17:04:23,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:04:23,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:04:23,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:04:23,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 17:04:23,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:04:23,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-12 17:04:23,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:04:23,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:23,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:04:23,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:04:23,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:04:23,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:04:23,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:04:23,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:04:23,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 17:04:23,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:04:23,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:04:23,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-12 17:04:23,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:04:23,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:23,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:04:23,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 17:04:23,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:04:23,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-12 17:04:23,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:04:23,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:04:23,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:04:23,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-12 17:04:23,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:04:23,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:04:23,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:04:23,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:23,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:04:23,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:04:23,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:04:23,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:04:23,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:04:23,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:04:23,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:04:23,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:04:23,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:04:23,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:04:23,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:04:23,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:23,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:04:23,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:04:23,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:04:23,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:04:23,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:04:23,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:04:23,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:04:23,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 17:04:23,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:04:23,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-12 17:04:23,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:04:23,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:23,848 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:04:23,848 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:04:23,848 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:04:23,848 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:04:23,848 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:04:23,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:04:23,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:04:23,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:04:23,849 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:04:23,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-12 17:04:23,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:04:23,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:23,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:04:23,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:04:23,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:04:23,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:04:23,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:04:23,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:04:23,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:04:23,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:04:23,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:04:23,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-12 17:04:23,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:04:23,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:23,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:04:23,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:04:23,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:04:23,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:04:23,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:04:23,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:04:23,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:04:23,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:04:23,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:04:23,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-12 17:04:23,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:04:23,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:23,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:04:23,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:04:23,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:04:23,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:04:23,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:04:23,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:04:23,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:04:23,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:04:23,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:04:23,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-10-12 17:04:23,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:04:23,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:23,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:04:23,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 17:04:23,954 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:04:23,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 17:04:23,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:04:23,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 17:04:23,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 17:04:23,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-12 17:04:23,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:04:24,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:04:24,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:04:24,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:24,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:04:24,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 17:04:24,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:04:24,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:04:24,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:04:24,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:04:24,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:04:24,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-12 17:04:24,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:04:24,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:04:24,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:04:24,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:24,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:04:24,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:04:24,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:04:24,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:04:24,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:04:24,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:04:24,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:04:24,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:04:24,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:04:24,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:04:24,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:04:24,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:24,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:04:24,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:04:24,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:04:24,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:04:24,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:04:24,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:04:24,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:04:24,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 17:04:24,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:04:24,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-10-12 17:04:24,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:04:24,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:24,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:04:24,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:04:24,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:04:24,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:04:24,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:04:24,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:04:24,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 17:04:24,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:04:24,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:04:24,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2020-10-12 17:04:24,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:04:24,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:24,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:04:24,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:04:24,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:04:24,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:04:24,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:04:24,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:04:24,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:04:24,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:04:24,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:04:24,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2020-10-12 17:04:24,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:04:24,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:04:24,146 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:04:24,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:04:24,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:04:24,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:04:24,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:04:24,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:04:24,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:04:24,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:04:24,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:04:24,194 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-10-12 17:04:24,194 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1813153817] [2020-10-12 17:04:24,194 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:04:24,194 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35] total 35 [2020-10-12 17:04:24,194 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1001538289] [2020-10-12 17:04:24,195 INFO L459 AbstractCegarLoop]: Interpolant automaton has 35 states [2020-10-12 17:04:24,195 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:04:24,196 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2020-10-12 17:04:24,196 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=1105, Unknown=0, NotChecked=0, Total=1190 [2020-10-12 17:04:24,196 INFO L87 Difference]: Start difference. First operand 927 states and 1274 transitions. Second operand 35 states. [2020-10-12 17:04:27,656 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 548 [2020-10-12 17:04:29,537 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 544 [2020-10-12 17:04:31,461 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 543 [2020-10-12 17:04:33,048 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 549 [2020-10-12 17:04:34,929 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 546 [2020-10-12 17:04:36,893 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 549 [2020-10-12 17:04:39,266 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 545 [2020-10-12 17:04:40,711 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 547 [2020-10-12 17:04:42,383 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 546 [2020-10-12 17:04:45,759 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification that was a NOOP. DAG size: 546 [2020-10-12 17:04:49,685 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 544 [2020-10-12 17:04:55,374 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 546 [2020-10-12 17:04:56,885 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 545 [2020-10-12 17:05:00,456 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 547 [2020-10-12 17:05:04,003 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 546 [2020-10-12 17:05:05,377 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 546 [2020-10-12 17:05:06,758 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 546 [2020-10-12 17:05:08,173 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 548 [2020-10-12 17:05:09,563 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 547 [2020-10-12 17:05:11,152 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 548 [2020-10-12 17:05:12,564 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 551 [2020-10-12 17:05:14,041 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 549 [2020-10-12 17:05:19,924 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 546 [2020-10-12 17:05:21,791 WARN L193 SmtUtils]: Spent 1.61 s on a formula simplification that was a NOOP. DAG size: 547 [2020-10-12 17:05:23,186 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-12 17:05:24,612 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 548 [2020-10-12 17:05:44,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:05:44,245 INFO L93 Difference]: Finished difference Result 3108 states and 4790 transitions. [2020-10-12 17:05:44,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2020-10-12 17:05:44,246 INFO L78 Accepts]: Start accepts. Automaton has 35 states. Word has length 182 [2020-10-12 17:05:44,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:05:44,262 INFO L225 Difference]: With dead ends: 3108 [2020-10-12 17:05:44,263 INFO L226 Difference]: Without dead ends: 2256 [2020-10-12 17:05:44,272 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 192 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 119 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3935 ImplicationChecksByTransitivity, 41.7s TimeCoverageRelationStatistics Valid=1752, Invalid=12768, Unknown=0, NotChecked=0, Total=14520 [2020-10-12 17:05:44,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2256 states. [2020-10-12 17:05:44,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2256 to 1450. [2020-10-12 17:05:44,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1450 states. [2020-10-12 17:05:44,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1450 states to 1450 states and 2019 transitions. [2020-10-12 17:05:44,819 INFO L78 Accepts]: Start accepts. Automaton has 1450 states and 2019 transitions. Word has length 182 [2020-10-12 17:05:44,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:05:44,820 INFO L479 AbstractCegarLoop]: Abstraction has 1450 states and 2019 transitions. [2020-10-12 17:05:44,820 INFO L480 AbstractCegarLoop]: Interpolant automaton has 35 states. [2020-10-12 17:05:44,820 INFO L276 IsEmpty]: Start isEmpty. Operand 1450 states and 2019 transitions. [2020-10-12 17:05:44,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2020-10-12 17:05:44,827 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:05:44,828 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:05:44,828 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-12 17:05:44,828 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:05:44,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:05:44,828 INFO L82 PathProgramCache]: Analyzing trace with hash 1730050458, now seen corresponding path program 1 times [2020-10-12 17:05:44,829 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:05:44,829 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [266794416] [2020-10-12 17:05:44,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:05:44,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:05:44,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:05:44,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:05:45,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:05:45,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:05:46,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:05:46,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking...