/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=NARROWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/email_spec9_product14.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 12:25:05,721 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 12:25:05,724 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 12:25:05,748 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 12:25:05,749 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 12:25:05,750 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 12:25:05,751 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 12:25:05,753 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 12:25:05,755 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 12:25:05,756 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 12:25:05,757 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 12:25:05,758 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 12:25:05,758 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 12:25:05,759 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 12:25:05,760 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 12:25:05,761 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 12:25:05,762 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 12:25:05,763 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 12:25:05,764 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 12:25:05,766 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 12:25:05,768 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 12:25:05,769 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 12:25:05,773 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 12:25:05,774 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 12:25:05,779 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 12:25:05,780 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 12:25:05,780 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 12:25:05,781 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 12:25:05,785 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 12:25:05,786 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 12:25:05,786 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 12:25:05,787 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 12:25:05,788 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 12:25:05,789 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 12:25:05,791 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 12:25:05,791 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 12:25:05,792 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 12:25:05,792 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 12:25:05,792 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 12:25:05,793 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 12:25:05,796 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 12:25:05,797 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-13 12:25:05,851 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 12:25:05,851 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 12:25:05,852 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 12:25:05,853 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 12:25:05,858 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 12:25:05,860 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 12:25:05,860 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-13 12:25:05,860 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 12:25:05,861 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-13 12:25:05,862 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 12:25:05,862 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 12:25:05,862 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 12:25:05,863 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 12:25:05,863 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-13 12:25:05,865 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 12:25:05,865 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 12:25:05,866 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 12:25:05,866 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 12:25:05,867 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 12:25:05,867 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 12:25:05,867 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 12:25:05,867 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 12:25:05,868 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 12:25:05,868 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 12:25:05,868 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 12:25:05,868 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 12:25:05,868 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 12:25:05,869 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 12:25:05,869 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 12:25:05,869 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; [2020-10-13 12:25:06,204 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 12:25:06,223 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 12:25:06,228 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 12:25:06,229 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 12:25:06,230 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 12:25:06,230 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec9_product14.cil.c [2020-10-13 12:25:06,291 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b90fa2500/1b97c1e24ee94186baa211659c22e6cd/FLAG942a38d12 [2020-10-13 12:25:06,827 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 12:25:06,828 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec9_product14.cil.c [2020-10-13 12:25:06,851 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b90fa2500/1b97c1e24ee94186baa211659c22e6cd/FLAG942a38d12 [2020-10-13 12:25:07,111 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b90fa2500/1b97c1e24ee94186baa211659c22e6cd [2020-10-13 12:25:07,119 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 12:25:07,121 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 12:25:07,122 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 12:25:07,122 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 12:25:07,126 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 12:25:07,127 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:25:07" (1/1) ... [2020-10-13 12:25:07,130 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19c2e4ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:25:07, skipping insertion in model container [2020-10-13 12:25:07,130 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:25:07" (1/1) ... [2020-10-13 12:25:07,138 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 12:25:07,227 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 12:25:08,085 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 12:25:08,109 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 12:25:08,248 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 12:25:08,345 INFO L208 MainTranslator]: Completed translation [2020-10-13 12:25:08,346 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:25:08 WrapperNode [2020-10-13 12:25:08,346 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 12:25:08,347 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 12:25:08,347 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 12:25:08,348 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 12:25:08,363 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:25:08" (1/1) ... [2020-10-13 12:25:08,364 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:25:08" (1/1) ... [2020-10-13 12:25:08,394 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:25:08" (1/1) ... [2020-10-13 12:25:08,395 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:25:08" (1/1) ... [2020-10-13 12:25:08,466 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:25:08" (1/1) ... [2020-10-13 12:25:08,504 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:25:08" (1/1) ... [2020-10-13 12:25:08,525 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:25:08" (1/1) ... [2020-10-13 12:25:08,541 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 12:25:08,541 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 12:25:08,542 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 12:25:08,542 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 12:25:08,547 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:25:08" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 12:25:08,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 12:25:08,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 12:25:08,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-13 12:25:08,620 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2020-10-13 12:25:08,621 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-10-13 12:25:08,621 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2020-10-13 12:25:08,621 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-10-13 12:25:08,621 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2020-10-13 12:25:08,621 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-10-13 12:25:08,622 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-10-13 12:25:08,622 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-10-13 12:25:08,622 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-13 12:25:08,622 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 12:25:08,623 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2020-10-13 12:25:08,623 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2020-10-13 12:25:08,623 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2020-10-13 12:25:08,623 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2020-10-13 12:25:08,623 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2020-10-13 12:25:08,624 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2020-10-13 12:25:08,624 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2020-10-13 12:25:08,624 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2020-10-13 12:25:08,624 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2020-10-13 12:25:08,624 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2020-10-13 12:25:08,625 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptForward_spec__1 [2020-10-13 12:25:08,625 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptForward_spec__2 [2020-10-13 12:25:08,625 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-13 12:25:08,625 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-10-13 12:25:08,625 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2020-10-13 12:25:08,626 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Encrypt [2020-10-13 12:25:08,626 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-10-13 12:25:08,626 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-10-13 12:25:08,626 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__AddressBook [2020-10-13 12:25:08,626 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-10-13 12:25:08,627 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-10-13 12:25:08,627 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-10-13 12:25:08,627 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-10-13 12:25:08,627 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-10-13 12:25:08,627 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-10-13 12:25:08,627 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-10-13 12:25:08,628 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2020-10-13 12:25:08,628 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2020-10-13 12:25:08,628 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2020-10-13 12:25:08,628 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-13 12:25:08,628 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-13 12:25:08,628 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-13 12:25:08,629 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-13 12:25:08,629 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-13 12:25:08,629 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-10-13 12:25:08,629 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-13 12:25:08,629 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-13 12:25:08,630 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-13 12:25:08,630 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-13 12:25:08,630 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-13 12:25:08,630 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-13 12:25:08,630 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2020-10-13 12:25:08,630 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-10-13 12:25:08,631 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2020-10-13 12:25:08,631 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-10-13 12:25:08,631 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-10-13 12:25:08,631 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-10-13 12:25:08,631 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-10-13 12:25:08,632 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-10-13 12:25:08,632 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-10-13 12:25:08,632 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-10-13 12:25:08,632 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-10-13 12:25:08,632 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-10-13 12:25:08,632 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-10-13 12:25:08,633 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-10-13 12:25:08,633 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-10-13 12:25:08,633 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-10-13 12:25:08,633 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-10-13 12:25:08,633 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-10-13 12:25:08,633 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-10-13 12:25:08,634 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-10-13 12:25:08,634 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-10-13 12:25:08,634 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-10-13 12:25:08,634 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-10-13 12:25:08,634 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-10-13 12:25:08,634 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-10-13 12:25:08,635 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-10-13 12:25:08,635 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-10-13 12:25:08,635 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-10-13 12:25:08,635 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-10-13 12:25:08,635 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-10-13 12:25:08,635 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-10-13 12:25:08,635 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-10-13 12:25:08,636 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-10-13 12:25:08,636 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-10-13 12:25:08,636 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-10-13 12:25:08,636 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-10-13 12:25:08,636 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-10-13 12:25:08,636 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-10-13 12:25:08,636 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-10-13 12:25:08,637 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-10-13 12:25:08,637 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-10-13 12:25:08,637 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-10-13 12:25:08,637 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-10-13 12:25:08,637 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-10-13 12:25:08,637 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-10-13 12:25:08,637 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-10-13 12:25:08,638 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-10-13 12:25:08,638 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-10-13 12:25:08,638 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-10-13 12:25:08,638 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-10-13 12:25:08,638 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-10-13 12:25:08,638 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-10-13 12:25:08,638 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-10-13 12:25:08,639 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-10-13 12:25:08,639 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-10-13 12:25:08,639 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-10-13 12:25:08,639 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 12:25:08,639 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 12:25:08,639 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-13 12:25:08,639 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-13 12:25:08,640 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-10-13 12:25:08,640 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-10-13 12:25:08,640 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-10-13 12:25:08,640 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-10-13 12:25:08,640 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-10-13 12:25:08,640 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-10-13 12:25:08,640 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-10-13 12:25:08,641 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-10-13 12:25:08,641 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-10-13 12:25:08,641 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-10-13 12:25:08,641 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-13 12:25:08,641 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-13 12:25:08,641 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-13 12:25:08,642 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-10-13 12:25:08,642 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-10-13 12:25:08,642 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-10-13 12:25:08,642 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-10-13 12:25:08,642 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-10-13 12:25:08,642 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2020-10-13 12:25:08,643 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-10-13 12:25:08,643 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-10-13 12:25:08,643 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-10-13 12:25:08,643 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-10-13 12:25:08,643 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-10-13 12:25:08,643 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-13 12:25:08,643 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-13 12:25:08,644 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 12:25:08,644 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2020-10-13 12:25:08,644 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2020-10-13 12:25:08,644 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2020-10-13 12:25:08,644 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2020-10-13 12:25:08,644 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2020-10-13 12:25:08,644 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2020-10-13 12:25:08,645 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2020-10-13 12:25:08,645 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2020-10-13 12:25:08,645 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2020-10-13 12:25:08,645 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2020-10-13 12:25:08,645 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2020-10-13 12:25:08,645 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2020-10-13 12:25:08,645 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2020-10-13 12:25:08,646 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-13 12:25:08,646 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-13 12:25:08,646 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-10-13 12:25:08,646 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptForward_spec__1 [2020-10-13 12:25:08,646 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptForward_spec__2 [2020-10-13 12:25:08,646 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-10-13 12:25:08,646 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-10-13 12:25:08,647 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-10-13 12:25:08,647 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-10-13 12:25:08,647 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-10-13 12:25:08,647 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-10-13 12:25:08,647 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-10-13 12:25:08,647 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-10-13 12:25:08,647 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-10-13 12:25:08,648 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-10-13 12:25:08,648 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-10-13 12:25:08,648 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-10-13 12:25:08,648 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-10-13 12:25:08,648 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-10-13 12:25:08,648 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-10-13 12:25:08,648 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-10-13 12:25:08,649 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-10-13 12:25:08,649 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-10-13 12:25:08,649 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2020-10-13 12:25:08,649 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2020-10-13 12:25:08,649 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2020-10-13 12:25:08,649 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Encrypt [2020-10-13 12:25:08,649 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__AddressBook [2020-10-13 12:25:08,650 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-13 12:25:08,650 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-10-13 12:25:08,650 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-13 12:25:08,650 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-13 12:25:08,650 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-13 12:25:08,650 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-13 12:25:08,650 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-13 12:25:08,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-13 12:25:08,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-13 12:25:08,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-13 12:25:08,651 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-13 12:25:08,651 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-13 12:25:08,651 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-13 12:25:08,651 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-13 12:25:08,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-13 12:25:08,652 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-13 12:25:08,652 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-13 12:25:08,652 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-13 12:25:08,652 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-10-13 12:25:08,652 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-10-13 12:25:08,652 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-10-13 12:25:08,652 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-10-13 12:25:08,652 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-10-13 12:25:08,653 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2020-10-13 12:25:08,653 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2020-10-13 12:25:08,653 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-10-13 12:25:08,653 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-10-13 12:25:08,653 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-10-13 12:25:08,653 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-10-13 12:25:08,653 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-10-13 12:25:08,654 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-10-13 12:25:08,654 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-10-13 12:25:08,654 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-10-13 12:25:08,654 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-10-13 12:25:08,654 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-10-13 12:25:08,654 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-10-13 12:25:08,654 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-10-13 12:25:08,654 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-10-13 12:25:08,655 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-10-13 12:25:08,655 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-10-13 12:25:08,655 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-10-13 12:25:08,655 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-10-13 12:25:08,655 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-10-13 12:25:08,655 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-10-13 12:25:08,655 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-10-13 12:25:08,655 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-10-13 12:25:08,656 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-10-13 12:25:08,656 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-10-13 12:25:08,656 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-10-13 12:25:08,656 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-10-13 12:25:08,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 12:25:08,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-13 12:25:08,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 12:25:10,546 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 12:25:10,547 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-13 12:25:10,555 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:25:10 BoogieIcfgContainer [2020-10-13 12:25:10,555 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 12:25:10,557 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 12:25:10,557 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 12:25:10,560 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 12:25:10,560 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:25:07" (1/3) ... [2020-10-13 12:25:10,561 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@693b76bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:25:10, skipping insertion in model container [2020-10-13 12:25:10,561 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:25:08" (2/3) ... [2020-10-13 12:25:10,561 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@693b76bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:25:10, skipping insertion in model container [2020-10-13 12:25:10,561 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:25:10" (3/3) ... [2020-10-13 12:25:10,563 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec9_product14.cil.c [2020-10-13 12:25:10,574 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 12:25:10,583 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 12:25:10,598 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 12:25:10,625 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 12:25:10,625 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 12:25:10,626 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 12:25:10,626 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 12:25:10,626 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 12:25:10,626 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 12:25:10,626 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 12:25:10,626 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 12:25:10,655 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states. [2020-10-13 12:25:10,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2020-10-13 12:25:10,675 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:25:10,676 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:25:10,677 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:25:10,682 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:25:10,683 INFO L82 PathProgramCache]: Analyzing trace with hash 2026641383, now seen corresponding path program 1 times [2020-10-13 12:25:10,691 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:25:10,691 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [769022915] [2020-10-13 12:25:10,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:25:11,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:11,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:11,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:11,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:12,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:12,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:16,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:16,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 228 [2020-10-13 12:25:16,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:25:16,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-13 12:25:16,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:16,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:16,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 121 [2020-10-13 12:25:16,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:16,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-13 12:25:18,221 WARN L193 SmtUtils]: Spent 1.81 s on a formula simplification that was a NOOP. DAG size: 562 [2020-10-13 12:25:18,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:25:18,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:18,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:18,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:18,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:25:18,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:18,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-13 12:25:18,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:18,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:18,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:18,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:18,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:18,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:25:18,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:18,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:18,337 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:18,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:25:18,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:18,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:25:18,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:18,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:18,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:18,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:18,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:18,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:25:18,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:18,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:18,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:18,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:25:18,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:18,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:25:18,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:18,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:18,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:18,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:18,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:18,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:25:18,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:18,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:18,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:18,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:25:18,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:18,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:25:18,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:18,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:18,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:18,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:18,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:18,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:25:18,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:18,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:18,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:18,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:18,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:20,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:23,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:23,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:25:23,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:25:23,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-13 12:25:23,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:23,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:23,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:23,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:23,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:25:23,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:25:23,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:23,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:23,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:23,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:25:23,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:23,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-13 12:25:23,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:23,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:23,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:23,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:23,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:23,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:25:23,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:23,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:23,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:23,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:25:23,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:23,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:25:23,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:23,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:23,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:23,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:23,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:25:23,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:25:23,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:23,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:23,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:23,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:25:23,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:23,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:25:23,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:23,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:23,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:23,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:23,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-13 12:25:23,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:25:23,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:23,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:23,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:23,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:25:23,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:23,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:25:23,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:23,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:23,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:23,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:23,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:25:23,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 12:25:23,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:23,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:23,580 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:23,580 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:25:23,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:23,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 12:25:23,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:23,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:23,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:23,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:23,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-13 12:25:23,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:25:23,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:23,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:23,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:23,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:25:23,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:23,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:25:23,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:23,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:23,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:23,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:23,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:23,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:25:23,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:23,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:23,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:23,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:25:23,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:23,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:25:23,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:23,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:23,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:23,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:23,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:25:23,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:25:23,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:23,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:23,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:23,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:25:23,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:23,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:25:23,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:23,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:23,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:23,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:23,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:25:23,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:25:23,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:23,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:23,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:23,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:25:23,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:23,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:25:23,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:23,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:23,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:23,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:23,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:23,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:25:23,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:23,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:23,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:23,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:25:23,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:23,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:25:23,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:23,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:23,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:23,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:23,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:23,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:25:23,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:23,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:23,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:23,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:25:23,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:23,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:25:23,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:23,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:23,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:23,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:23,646 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:25:23,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:25:23,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:23,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:23,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:23,652 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:25:23,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:23,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:25:23,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:23,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:23,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:23,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:23,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:25:23,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-13 12:25:23,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:23,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:23,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:23,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:25:23,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:23,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:25:23,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:23,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:23,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 12:25:23,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:23,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:23,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:25:23,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:23,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:23,720 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:23,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:25:23,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:23,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:25:23,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:23,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:23,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:23,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:23,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:23,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:25:23,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:23,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:23,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:23,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:25:23,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:23,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:25:23,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:23,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:23,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:23,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:23,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:23,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-13 12:25:23,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:23,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:23,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:23,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:25:23,753 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:23,753 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:25:23,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:23,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:23,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:25:23,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:23,754 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:23,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-13 12:25:23,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:23,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:23,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:23,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:25:23,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:23,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:25:23,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:23,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:23,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:25:23,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:23,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:23,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-13 12:25:23,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:23,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:23,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:23,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:25:23,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:23,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:25:23,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:23,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:23,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 12:25:23,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:23,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:23,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-13 12:25:23,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:23,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:23,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:23,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:25:23,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:23,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:25:23,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:23,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:23,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:25:23,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:23,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-13 12:25:23,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-13 12:25:23,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:23,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:23,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:23,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:25:23,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:23,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:25:23,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:23,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:23,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:25:23,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:23,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:23,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-13 12:25:23,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:23,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:23,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:23,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:25:23,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:23,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:25:23,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:23,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:23,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:25:23,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:23,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:23,903 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-13 12:25:23,904 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [769022915] [2020-10-13 12:25:23,906 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:25:23,907 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-13 12:25:23,908 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [171692364] [2020-10-13 12:25:23,914 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-13 12:25:23,915 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:25:23,928 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-13 12:25:23,929 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2020-10-13 12:25:23,931 INFO L87 Difference]: Start difference. First operand 521 states. Second operand 10 states. [2020-10-13 12:25:35,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:25:35,366 INFO L93 Difference]: Finished difference Result 1039 states and 1579 transitions. [2020-10-13 12:25:35,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-13 12:25:35,368 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 154 [2020-10-13 12:25:35,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:25:35,393 INFO L225 Difference]: With dead ends: 1039 [2020-10-13 12:25:35,393 INFO L226 Difference]: Without dead ends: 746 [2020-10-13 12:25:35,401 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=147, Invalid=315, Unknown=0, NotChecked=0, Total=462 [2020-10-13 12:25:35,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 746 states. [2020-10-13 12:25:35,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 746 to 470. [2020-10-13 12:25:35,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 470 states. [2020-10-13 12:25:35,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 470 states and 651 transitions. [2020-10-13 12:25:35,695 INFO L78 Accepts]: Start accepts. Automaton has 470 states and 651 transitions. Word has length 154 [2020-10-13 12:25:35,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:25:35,696 INFO L479 AbstractCegarLoop]: Abstraction has 470 states and 651 transitions. [2020-10-13 12:25:35,696 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-13 12:25:35,697 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 651 transitions. [2020-10-13 12:25:35,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2020-10-13 12:25:35,702 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:25:35,703 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:25:35,703 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 12:25:35,703 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:25:35,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:25:35,704 INFO L82 PathProgramCache]: Analyzing trace with hash 918383061, now seen corresponding path program 1 times [2020-10-13 12:25:35,704 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:25:35,704 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [451005593] [2020-10-13 12:25:35,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:25:35,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:35,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:35,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:36,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:36,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:36,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:40,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:40,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 229 [2020-10-13 12:25:40,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:25:40,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-13 12:25:40,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:40,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:25:40,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-13 12:25:40,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-13 12:25:40,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:42,329 WARN L193 SmtUtils]: Spent 1.41 s on a formula simplification that was a NOOP. DAG size: 562 [2020-10-13 12:25:42,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:25:42,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:42,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:42,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:42,393 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:25:42,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:42,393 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-13 12:25:42,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:42,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:42,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:42,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:42,394 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:42,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:25:42,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:42,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:42,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:42,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:25:42,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:42,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:25:42,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:42,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:42,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:42,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:42,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:42,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:25:42,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:42,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:42,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:42,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:25:42,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:42,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:25:42,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:42,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:42,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:42,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:42,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:42,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:25:42,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:42,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:42,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:42,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:25:42,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:42,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:25:42,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:42,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:42,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:42,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:42,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:42,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:25:42,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:42,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:42,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:42,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:42,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:44,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:47,460 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:47,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:25:47,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:25:47,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-13 12:25:47,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:47,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:47,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:47,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:47,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:25:47,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:25:47,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:47,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:47,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:47,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:25:47,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:47,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 12:25:47,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:47,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:47,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:47,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:47,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:25:47,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:25:47,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:47,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:47,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:47,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:25:47,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:47,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:25:47,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:47,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:47,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:47,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:47,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:47,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:25:47,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:47,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:47,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:47,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:25:47,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:47,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:25:47,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:47,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:47,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:47,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:47,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:25:47,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:25:47,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:47,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:47,598 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:47,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:25:47,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:47,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:25:47,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:47,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:47,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:47,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:47,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:25:47,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 12:25:47,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:47,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:47,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:47,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:25:47,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:47,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:25:47,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:47,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:47,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:47,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:47,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:47,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:25:47,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:47,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:47,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:47,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:25:47,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:47,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:25:47,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:47,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:47,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:47,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:47,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:47,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:25:47,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:47,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:47,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:47,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:25:47,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:47,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:25:47,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:47,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:47,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:47,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:47,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:25:47,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:25:47,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:47,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:47,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:47,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:25:47,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:47,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:25:47,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:47,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:47,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:47,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:47,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:47,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:25:47,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:47,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:47,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:47,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:25:47,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:47,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:25:47,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:47,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:47,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:47,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:47,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:47,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:25:47,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:47,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:47,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:47,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:25:47,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:47,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:25:47,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:47,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:47,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:47,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:47,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:47,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:25:47,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:47,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:47,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:47,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:25:47,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:47,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:25:47,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:47,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:47,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:47,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:47,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:25:47,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:25:47,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:47,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:47,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:47,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:25:47,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:47,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:25:47,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:47,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:47,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:47,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:47,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:47,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-13 12:25:47,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:47,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:47,702 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:47,702 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:25:47,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:47,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:25:47,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:47,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:47,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 12:25:47,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:47,703 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:47,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:25:47,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:47,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:47,725 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:47,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:25:47,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:47,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:25:47,726 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:47,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:47,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:47,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:47,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:47,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:25:47,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:47,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:47,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:47,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:25:47,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:47,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:25:47,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:47,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:47,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:47,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:47,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:47,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-13 12:25:47,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:47,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:47,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:47,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:25:47,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:47,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:25:47,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:47,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:47,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:25:47,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:47,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:47,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-13 12:25:47,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:47,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:47,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:47,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:25:47,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:47,763 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:25:47,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:47,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:47,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:25:47,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:47,764 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:47,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-13 12:25:47,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:47,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:47,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:47,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:25:47,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:47,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:25:47,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:47,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:47,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 12:25:47,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:47,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:47,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-13 12:25:47,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:47,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:47,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:47,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:25:47,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:47,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:25:47,779 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:47,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:47,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:25:47,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:47,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:47,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-13 12:25:47,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:47,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:47,784 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:47,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:25:47,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:47,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:25:47,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:47,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:47,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:25:47,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:47,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:47,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-13 12:25:47,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:47,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:47,790 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:47,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:25:47,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:47,790 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:25:47,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:47,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:47,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:25:47,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:47,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:47,852 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-13 12:25:47,853 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [451005593] [2020-10-13 12:25:47,853 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:25:47,853 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-13 12:25:47,854 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1142813544] [2020-10-13 12:25:47,856 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 12:25:47,857 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:25:47,857 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 12:25:47,857 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-13 12:25:47,858 INFO L87 Difference]: Start difference. First operand 470 states and 651 transitions. Second operand 11 states. [2020-10-13 12:25:52,218 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 565 [2020-10-13 12:26:02,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:26:02,982 INFO L93 Difference]: Finished difference Result 954 states and 1406 transitions. [2020-10-13 12:26:02,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-13 12:26:02,983 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 155 [2020-10-13 12:26:02,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:26:02,992 INFO L225 Difference]: With dead ends: 954 [2020-10-13 12:26:02,992 INFO L226 Difference]: Without dead ends: 749 [2020-10-13 12:26:02,994 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=106, Invalid=200, Unknown=0, NotChecked=0, Total=306 [2020-10-13 12:26:02,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 749 states. [2020-10-13 12:26:03,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 749 to 472. [2020-10-13 12:26:03,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 472 states. [2020-10-13 12:26:03,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 472 states and 653 transitions. [2020-10-13 12:26:03,190 INFO L78 Accepts]: Start accepts. Automaton has 472 states and 653 transitions. Word has length 155 [2020-10-13 12:26:03,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:26:03,190 INFO L479 AbstractCegarLoop]: Abstraction has 472 states and 653 transitions. [2020-10-13 12:26:03,191 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-13 12:26:03,191 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 653 transitions. [2020-10-13 12:26:03,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-10-13 12:26:03,194 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:26:03,195 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:26:03,195 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-13 12:26:03,195 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:26:03,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:26:03,195 INFO L82 PathProgramCache]: Analyzing trace with hash 1716493705, now seen corresponding path program 1 times [2020-10-13 12:26:03,196 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:26:03,196 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1057562877] [2020-10-13 12:26:03,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:26:03,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:03,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:03,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:03,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:03,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:03,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:03,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:08,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:08,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 235 [2020-10-13 12:26:08,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 12:26:08,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5058 [2020-10-13 12:26:08,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:08,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:26:08,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-13 12:26:08,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:26:08,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:09,700 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 562 [2020-10-13 12:26:09,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:26:09,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:09,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:09,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:09,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:26:09,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:09,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-13 12:26:09,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:09,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:09,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:09,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:09,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:09,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:26:09,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:09,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:09,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:09,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:26:09,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:09,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:26:09,802 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:09,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:09,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:09,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:09,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:09,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:26:09,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:09,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:09,805 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:09,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:26:09,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:09,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:26:09,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:09,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:09,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:09,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:09,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:09,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:26:09,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:09,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:09,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:09,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:26:09,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:09,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:26:09,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:09,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:09,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:09,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:09,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:09,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:26:09,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:09,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:09,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:09,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:09,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:10,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:14,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:14,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:26:14,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:26:14,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-13 12:26:14,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:14,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:14,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:14,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:14,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:14,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:26:14,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:14,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:14,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:14,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:26:14,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:14,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:26:14,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:14,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:14,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:14,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:14,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:14,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:26:14,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:14,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:14,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:14,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:26:14,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:14,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:26:14,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:14,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:14,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:14,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:14,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:14,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:26:14,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:14,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:14,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:14,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:26:14,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:14,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:26:14,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:14,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:14,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:14,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:14,903 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:14,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:26:14,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:14,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:14,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:14,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:26:14,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:14,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:26:14,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:14,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:14,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:14,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:14,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:14,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 12:26:14,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:14,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:14,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:14,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:26:14,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:14,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:26:14,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:14,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:14,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:14,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:14,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:14,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:26:14,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:14,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:14,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:14,944 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:26:14,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:14,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:26:14,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:14,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:14,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:14,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:14,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:14,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:26:14,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:14,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:14,949 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:14,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:26:14,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:14,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:26:14,950 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:14,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:14,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:14,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:14,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:14,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:26:14,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:14,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:14,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:14,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:26:14,954 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:14,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:26:14,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:14,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:14,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:14,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:14,955 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:14,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:26:14,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:14,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:14,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:14,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:26:14,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:14,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:26:14,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:14,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:14,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:14,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:14,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:14,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:26:14,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:14,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:14,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:14,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:26:14,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:14,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:26:14,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:14,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:14,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:14,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:14,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:14,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:26:14,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:14,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:14,973 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:14,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:26:14,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:14,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:26:14,974 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:14,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:14,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:14,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:14,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:14,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:26:14,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:14,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:14,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:14,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:26:14,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:14,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:26:14,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:14,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:14,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:14,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:14,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:15,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-13 12:26:15,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:15,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:15,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:15,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:26:15,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:15,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:26:15,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:15,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:15,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 12:26:15,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:15,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:15,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:26:15,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:15,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:15,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:15,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:26:15,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:15,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:26:15,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:15,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:15,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:15,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:15,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:15,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:26:15,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:15,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:15,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:15,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:26:15,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:15,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:26:15,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:15,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:15,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:15,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:15,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:15,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-13 12:26:15,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:15,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:15,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:15,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:26:15,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:15,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:26:15,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:15,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:15,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:26:15,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:15,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:15,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-13 12:26:15,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:15,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:15,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:15,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:26:15,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:15,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:26:15,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:15,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:15,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:26:15,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:15,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:15,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-13 12:26:15,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:15,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:15,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:15,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:26:15,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:15,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:26:15,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:15,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:15,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 12:26:15,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:15,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:15,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-13 12:26:15,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:15,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:15,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:15,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:26:15,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:15,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:26:15,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:15,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:15,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:26:15,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:15,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:15,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-13 12:26:15,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:15,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:15,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:15,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:26:15,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:15,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:26:15,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:15,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:15,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:26:15,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:15,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:15,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2020-10-13 12:26:15,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:15,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:15,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:15,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:26:15,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:15,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:26:15,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:15,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:15,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:26:15,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:15,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:15,145 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-13 12:26:15,145 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1057562877] [2020-10-13 12:26:15,146 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:26:15,146 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-13 12:26:15,146 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [147812469] [2020-10-13 12:26:15,147 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 12:26:15,147 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:26:15,147 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 12:26:15,148 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-13 12:26:15,148 INFO L87 Difference]: Start difference. First operand 472 states and 653 transitions. Second operand 11 states. [2020-10-13 12:26:19,091 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 565 [2020-10-13 12:26:32,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:26:32,959 INFO L93 Difference]: Finished difference Result 1278 states and 1952 transitions. [2020-10-13 12:26:32,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-13 12:26:32,959 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 161 [2020-10-13 12:26:32,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:26:32,974 INFO L225 Difference]: With dead ends: 1278 [2020-10-13 12:26:32,974 INFO L226 Difference]: Without dead ends: 871 [2020-10-13 12:26:32,976 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=133, Invalid=247, Unknown=0, NotChecked=0, Total=380 [2020-10-13 12:26:32,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 871 states. [2020-10-13 12:26:33,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 871 to 512. [2020-10-13 12:26:33,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 512 states. [2020-10-13 12:26:33,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 512 states and 722 transitions. [2020-10-13 12:26:33,146 INFO L78 Accepts]: Start accepts. Automaton has 512 states and 722 transitions. Word has length 161 [2020-10-13 12:26:33,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:26:33,146 INFO L479 AbstractCegarLoop]: Abstraction has 512 states and 722 transitions. [2020-10-13 12:26:33,147 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-13 12:26:33,147 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 722 transitions. [2020-10-13 12:26:33,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2020-10-13 12:26:33,150 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:26:33,151 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:26:33,151 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-13 12:26:33,151 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:26:33,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:26:33,151 INFO L82 PathProgramCache]: Analyzing trace with hash 121065149, now seen corresponding path program 1 times [2020-10-13 12:26:33,152 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:26:33,152 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [557135834] [2020-10-13 12:26:33,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:26:33,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:33,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:33,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:33,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:33,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:33,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:38,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:38,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 236 [2020-10-13 12:26:38,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:26:38,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5026 [2020-10-13 12:26:38,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:38,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 12:26:38,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-13 12:26:38,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-13 12:26:38,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:39,596 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 562 [2020-10-13 12:26:39,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:26:39,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:39,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:39,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:39,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:26:39,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:39,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-13 12:26:39,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:39,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:39,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:39,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:39,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:39,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:26:39,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:39,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:39,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:39,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:26:39,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:39,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:26:39,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:39,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:39,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:39,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:39,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:39,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:26:39,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:39,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:39,647 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:39,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:26:39,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:39,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:26:39,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:39,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:39,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:39,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:39,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:39,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:26:39,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:39,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:39,650 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:39,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:26:39,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:39,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:26:39,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:39,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:39,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:39,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:39,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:39,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:26:39,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:39,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:39,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:39,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:39,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:40,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:43,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:43,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:26:43,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:26:43,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4022 [2020-10-13 12:26:43,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:43,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:43,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:43,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:43,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:43,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:26:43,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:43,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:43,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:43,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:26:43,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:43,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:26:43,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:43,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:43,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:43,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:43,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:43,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:26:43,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:43,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:43,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:43,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:26:43,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:43,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:26:43,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:43,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:43,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:43,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:43,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:43,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:26:43,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:43,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:43,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:43,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:26:43,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:43,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:26:43,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:43,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:43,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:43,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:43,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:43,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:26:43,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:43,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:43,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:43,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:26:43,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:43,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:26:43,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:43,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:43,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:43,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:43,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:43,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 12:26:43,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:43,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:43,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:43,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:26:43,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:43,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:26:43,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:43,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:43,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:43,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:43,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:43,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:26:43,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:43,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:43,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:43,804 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:26:43,804 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:43,804 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:26:43,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:43,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:43,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:43,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:43,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:43,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:26:43,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:43,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:43,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:43,807 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:26:43,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:43,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:26:43,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:43,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:43,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:43,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:43,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:43,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:26:43,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:43,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:43,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:43,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:26:43,811 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:43,811 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:26:43,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:43,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:43,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:43,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:43,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:43,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:26:43,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:43,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:43,817 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:43,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:26:43,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:43,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:26:43,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:43,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:43,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:43,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:43,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:43,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:26:43,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:43,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:43,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:43,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:26:43,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:43,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:26:43,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:43,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:43,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:43,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:43,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:43,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:26:43,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:43,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:43,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:43,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:26:43,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:43,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:26:43,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:43,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:43,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:43,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:43,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:43,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:26:43,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:43,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:43,834 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:43,834 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:26:43,834 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:43,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:26:43,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:43,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:43,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:43,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:43,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:43,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-13 12:26:43,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:43,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:43,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:43,866 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:26:43,866 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:43,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:26:43,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:43,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:43,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 12:26:43,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:43,867 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:43,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:26:43,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:43,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:43,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:43,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:26:43,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:43,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:26:43,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:43,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:43,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:43,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:43,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:43,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:26:43,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:43,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:43,919 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:43,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:26:43,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:43,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:26:43,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:43,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:43,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:43,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:43,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:43,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-13 12:26:43,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:43,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:43,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:43,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:26:43,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:43,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:26:43,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:43,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:43,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:26:43,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:43,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:43,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-13 12:26:43,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:43,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:43,927 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:43,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:26:43,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:43,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:26:43,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:43,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:43,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:26:43,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:43,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:43,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-13 12:26:43,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:43,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:43,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:43,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:26:43,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:43,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:26:43,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:43,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:43,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 12:26:43,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:43,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:43,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-13 12:26:43,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:43,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:43,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:43,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:26:43,933 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:43,933 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:26:43,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:43,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:43,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:26:43,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:43,934 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:43,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-13 12:26:43,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:43,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:43,938 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:43,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:26:43,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:43,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:26:43,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:43,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:43,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:26:43,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:43,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:43,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-10-13 12:26:43,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:43,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:43,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:43,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:26:43,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:43,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:26:43,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:43,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:43,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:26:43,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:43,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:43,981 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-13 12:26:43,981 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [557135834] [2020-10-13 12:26:43,982 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 12:26:43,982 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-13 12:26:43,982 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1262064009] [2020-10-13 12:26:43,983 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-13 12:26:43,983 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:26:43,983 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-13 12:26:43,983 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2020-10-13 12:26:43,983 INFO L87 Difference]: Start difference. First operand 512 states and 722 transitions. Second operand 12 states. [2020-10-13 12:26:48,092 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification that was a NOOP. DAG size: 565 [2020-10-13 12:26:49,473 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification that was a NOOP. DAG size: 565 [2020-10-13 12:27:02,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:27:02,317 INFO L93 Difference]: Finished difference Result 1139 states and 1745 transitions. [2020-10-13 12:27:02,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-13 12:27:02,318 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 162 [2020-10-13 12:27:02,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:27:02,326 INFO L225 Difference]: With dead ends: 1139 [2020-10-13 12:27:02,327 INFO L226 Difference]: Without dead ends: 934 [2020-10-13 12:27:02,328 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=157, Invalid=305, Unknown=0, NotChecked=0, Total=462 [2020-10-13 12:27:02,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 934 states. [2020-10-13 12:27:02,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 934 to 557. [2020-10-13 12:27:02,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 557 states. [2020-10-13 12:27:02,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 557 states and 797 transitions. [2020-10-13 12:27:02,572 INFO L78 Accepts]: Start accepts. Automaton has 557 states and 797 transitions. Word has length 162 [2020-10-13 12:27:02,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:27:02,573 INFO L479 AbstractCegarLoop]: Abstraction has 557 states and 797 transitions. [2020-10-13 12:27:02,573 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-13 12:27:02,573 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 797 transitions. [2020-10-13 12:27:02,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2020-10-13 12:27:02,578 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:27:02,578 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:27:02,579 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-13 12:27:02,579 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:27:02,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:27:02,579 INFO L82 PathProgramCache]: Analyzing trace with hash -129769094, now seen corresponding path program 1 times [2020-10-13 12:27:02,579 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:27:02,580 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [336560459] [2020-10-13 12:27:02,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:27:02,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:02,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:02,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:02,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:02,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:02,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:02,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:04,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:04,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:04,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:04,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:04,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:04,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:04,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:04,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:07,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:07,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 242 [2020-10-13 12:27:07,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-13 12:27:07,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-13 12:27:07,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:07,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:27:07,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-13 12:27:07,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:27:07,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:09,055 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification that was a NOOP. DAG size: 562 [2020-10-13 12:27:09,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:27:09,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:09,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:09,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:09,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:27:09,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:09,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-13 12:27:09,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:09,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:09,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:09,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:09,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:09,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:27:09,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:09,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:09,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:09,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:27:09,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:09,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:27:09,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:09,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:09,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:09,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:09,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:09,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:27:09,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:09,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:09,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:09,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:27:09,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:09,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:27:09,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:09,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:09,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:09,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:09,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:09,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:27:09,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:09,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:09,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:09,126 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:27:09,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:09,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:27:09,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:09,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:09,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:09,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:09,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:09,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:27:09,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:09,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:09,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:09,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:09,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:09,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:13,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:13,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:27:13,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:27:13,393 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4233 [2020-10-13 12:27:13,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:13,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:13,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:13,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:13,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:13,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:27:13,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:13,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:13,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:13,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:27:13,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:13,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:27:13,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:13,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:13,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:13,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:13,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:13,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:27:13,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:13,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:13,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:13,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:27:13,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:13,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:27:13,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:13,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:13,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:13,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:13,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:13,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:27:13,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:13,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:13,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:13,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:27:13,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:13,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:27:13,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:13,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:13,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:13,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:13,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:13,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:27:13,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:13,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:13,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:13,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:27:13,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:13,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:27:13,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:13,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:13,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:13,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:13,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:13,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 12:27:13,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:13,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:13,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:13,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:27:13,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:13,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:27:13,479 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:13,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:13,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:13,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:13,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:13,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:27:13,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:13,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:13,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:13,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:27:13,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:13,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:27:13,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:13,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:13,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:13,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:13,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:13,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:27:13,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:13,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:13,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:13,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:27:13,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:13,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:27:13,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:13,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:13,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:13,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:13,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:13,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:27:13,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:13,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:13,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:13,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:27:13,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:13,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:27:13,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:13,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:13,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:13,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:13,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:13,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:27:13,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:13,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:13,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:13,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:27:13,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:13,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:27:13,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:13,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:13,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:13,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:13,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:13,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:27:13,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:13,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:13,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:13,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:27:13,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:13,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:27:13,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:13,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:13,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:13,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:13,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:13,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:27:13,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:13,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:13,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:13,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:27:13,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:13,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:27:13,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:13,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:13,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:13,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:13,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:13,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:27:13,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:13,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:13,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:13,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:27:13,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:13,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:27:13,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:13,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:13,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:13,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:13,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:13,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-13 12:27:13,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:13,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:13,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:13,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:27:13,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:13,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:27:13,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:13,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:13,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 12:27:13,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:13,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:13,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:27:13,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:13,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:13,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:13,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:27:13,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:13,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:27:13,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:13,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:13,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:13,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:13,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:13,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:27:13,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:13,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:13,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:13,597 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:27:13,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:13,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:27:13,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:13,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:13,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:13,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:13,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:13,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-13 12:27:13,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:13,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:13,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:13,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:27:13,600 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:13,600 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:27:13,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:13,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:13,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:27:13,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:13,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:13,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-13 12:27:13,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:13,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:13,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:13,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:27:13,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:13,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:27:13,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:13,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:13,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:27:13,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:13,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:13,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-13 12:27:13,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:13,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:13,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:13,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:27:13,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:13,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:27:13,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:13,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:13,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 12:27:13,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:13,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:13,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-13 12:27:13,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:13,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:13,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:13,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:27:13,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:13,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:27:13,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:13,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:13,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:27:13,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:13,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:13,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-13 12:27:13,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:13,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:13,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:13,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:27:13,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:13,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:27:13,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:13,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:13,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:27:13,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:13,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:13,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2020-10-13 12:27:13,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:13,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:13,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:13,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:27:13,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:13,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:27:13,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:13,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:13,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:27:13,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:13,616 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:13,652 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-13 12:27:13,652 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [336560459] [2020-10-13 12:27:13,652 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:27:13,653 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-13 12:27:13,653 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [438254904] [2020-10-13 12:27:13,653 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 12:27:13,653 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:27:13,653 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 12:27:13,654 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-13 12:27:13,654 INFO L87 Difference]: Start difference. First operand 557 states and 797 transitions. Second operand 11 states. [2020-10-13 12:27:16,941 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 565 [2020-10-13 12:27:29,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:27:29,361 INFO L93 Difference]: Finished difference Result 1659 states and 2652 transitions. [2020-10-13 12:27:29,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-13 12:27:29,362 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 168 [2020-10-13 12:27:29,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:27:29,372 INFO L225 Difference]: With dead ends: 1659 [2020-10-13 12:27:29,372 INFO L226 Difference]: Without dead ends: 1176 [2020-10-13 12:27:29,376 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=133, Invalid=247, Unknown=0, NotChecked=0, Total=380 [2020-10-13 12:27:29,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1176 states. [2020-10-13 12:27:29,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1176 to 640. [2020-10-13 12:27:29,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 640 states. [2020-10-13 12:27:29,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 640 states and 936 transitions. [2020-10-13 12:27:29,673 INFO L78 Accepts]: Start accepts. Automaton has 640 states and 936 transitions. Word has length 168 [2020-10-13 12:27:29,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:27:29,674 INFO L479 AbstractCegarLoop]: Abstraction has 640 states and 936 transitions. [2020-10-13 12:27:29,674 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-13 12:27:29,674 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 936 transitions. [2020-10-13 12:27:29,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2020-10-13 12:27:29,677 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:27:29,677 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:27:29,677 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-13 12:27:29,678 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:27:29,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:27:29,678 INFO L82 PathProgramCache]: Analyzing trace with hash 480613589, now seen corresponding path program 2 times [2020-10-13 12:27:29,678 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:27:29,679 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [906227626] [2020-10-13 12:27:29,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:27:29,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:29,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:29,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:29,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:30,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:30,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:34,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:34,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 243 [2020-10-13 12:27:34,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:27:34,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5016 [2020-10-13 12:27:34,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:34,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:27:34,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 127 [2020-10-13 12:27:34,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:27:34,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:36,094 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 562 [2020-10-13 12:27:36,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:27:36,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:36,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:36,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:36,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:27:36,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:36,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-13 12:27:36,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:36,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:36,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:36,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:36,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:36,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:27:36,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:36,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:36,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:36,157 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:27:36,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:36,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:27:36,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:36,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:36,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:36,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:36,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:36,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:27:36,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:36,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:36,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:36,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:27:36,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:36,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:27:36,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:36,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:36,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:36,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:36,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:36,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:27:36,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:36,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:36,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:36,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:27:36,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:36,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:27:36,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:36,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:36,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:36,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:36,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:36,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:27:36,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:36,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:36,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:36,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:36,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:36,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:40,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:40,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:27:40,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:27:40,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4046 [2020-10-13 12:27:40,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:40,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:40,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:40,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:40,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:40,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:27:40,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:40,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:40,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:40,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:27:40,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:40,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:27:40,274 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:40,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:40,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:40,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:40,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:40,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:27:40,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:40,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:40,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:40,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:27:40,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:40,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:27:40,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:40,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:40,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:40,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:40,296 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:40,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:27:40,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:40,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:40,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:40,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:27:40,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:40,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:27:40,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:40,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:40,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:40,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:40,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:40,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:27:40,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:40,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:40,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:40,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:27:40,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:40,321 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:27:40,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:40,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:40,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:40,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:40,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:40,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 12:27:40,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:40,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:40,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:40,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:27:40,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:40,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:27:40,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:40,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:40,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:40,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:40,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:40,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:27:40,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:40,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:40,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:40,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:27:40,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:40,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:27:40,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:40,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:40,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:40,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:40,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:40,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:27:40,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:40,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:40,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:40,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:27:40,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:40,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:27:40,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:40,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:40,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:40,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:40,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:40,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:27:40,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:40,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:40,342 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:40,342 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:27:40,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:40,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:27:40,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:40,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:40,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:40,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:40,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:40,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:27:40,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:40,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:40,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:40,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:27:40,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:40,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:27:40,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:40,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:40,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:40,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:40,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:40,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:27:40,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:40,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:40,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:40,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:27:40,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:40,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:27:40,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:40,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:40,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:40,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:40,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:40,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:27:40,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:40,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:40,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:40,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:27:40,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:40,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:27:40,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:40,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:40,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:40,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:40,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:40,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:27:40,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:40,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:40,364 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:40,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:27:40,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:40,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:27:40,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:40,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:40,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:40,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:40,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:40,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-13 12:27:40,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:40,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:40,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:40,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:27:40,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:40,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:27:40,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:40,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:40,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 12:27:40,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:40,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:40,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:27:40,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:40,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:40,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:40,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:27:40,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:40,415 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:27:40,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:40,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:40,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:40,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:40,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:40,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:27:40,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:40,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:40,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:40,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:27:40,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:40,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:27:40,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:40,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:40,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:40,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:40,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:40,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-13 12:27:40,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:40,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:40,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:40,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:27:40,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:40,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:27:40,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:40,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:40,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:27:40,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:40,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:40,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-13 12:27:40,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:40,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:40,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:40,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:27:40,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:40,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:27:40,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:40,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:40,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:27:40,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:40,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:40,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-13 12:27:40,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:40,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:40,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:40,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:27:40,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:40,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:27:40,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:40,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:40,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 12:27:40,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:40,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:40,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-10-13 12:27:40,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:40,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:40,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:40,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:27:40,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:40,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:27:40,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:40,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:40,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:27:40,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:40,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:40,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2020-10-13 12:27:40,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:40,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:40,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:40,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:27:40,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:40,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:27:40,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:40,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:40,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:27:40,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:40,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:40,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2020-10-13 12:27:40,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:40,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:40,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:40,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:27:40,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:40,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:27:40,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:40,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:40,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:27:40,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:40,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:40,494 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-13 12:27:40,494 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [906227626] [2020-10-13 12:27:40,494 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:27:40,494 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-13 12:27:40,495 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1979133776] [2020-10-13 12:27:40,495 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 12:27:40,495 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:27:40,496 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 12:27:40,496 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-13 12:27:40,496 INFO L87 Difference]: Start difference. First operand 640 states and 936 transitions. Second operand 11 states. [2020-10-13 12:27:43,958 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 565 [2020-10-13 12:27:57,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:27:57,691 INFO L93 Difference]: Finished difference Result 1704 states and 2721 transitions. [2020-10-13 12:27:57,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-13 12:27:57,692 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 169 [2020-10-13 12:27:57,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:27:57,700 INFO L225 Difference]: With dead ends: 1704 [2020-10-13 12:27:57,701 INFO L226 Difference]: Without dead ends: 1176 [2020-10-13 12:27:57,704 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=133, Invalid=247, Unknown=0, NotChecked=0, Total=380 [2020-10-13 12:27:57,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1176 states. [2020-10-13 12:27:58,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1176 to 640. [2020-10-13 12:27:58,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 640 states. [2020-10-13 12:27:58,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 640 states and 934 transitions. [2020-10-13 12:27:58,019 INFO L78 Accepts]: Start accepts. Automaton has 640 states and 934 transitions. Word has length 169 [2020-10-13 12:27:58,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:27:58,019 INFO L479 AbstractCegarLoop]: Abstraction has 640 states and 934 transitions. [2020-10-13 12:27:58,019 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-13 12:27:58,020 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 934 transitions. [2020-10-13 12:27:58,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2020-10-13 12:27:58,024 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:27:58,024 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:27:58,024 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-13 12:27:58,024 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:27:58,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:27:58,025 INFO L82 PathProgramCache]: Analyzing trace with hash 2005439334, now seen corresponding path program 1 times [2020-10-13 12:27:58,025 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:27:58,025 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1927625548] [2020-10-13 12:27:58,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:27:58,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:58,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:58,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:58,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:58,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:58,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:58,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:58,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:58,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:58,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:58,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:58,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:58,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:02,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:03,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:03,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 243 [2020-10-13 12:28:03,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-13 12:28:03,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5034 [2020-10-13 12:28:03,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:03,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:28:03,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-13 12:28:03,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-13 12:28:03,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:28:04,767 WARN L193 SmtUtils]: Spent 1.57 s on a formula simplification that was a NOOP. DAG size: 562 [2020-10-13 12:28:04,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:28:04,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:04,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:04,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:04,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:28:04,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:04,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-13 12:28:04,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:04,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:04,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:04,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:04,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:04,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:28:04,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:04,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:04,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:04,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:28:04,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:04,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:28:04,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:04,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:04,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:04,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:04,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:04,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:28:04,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:04,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:04,815 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:04,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:28:04,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:04,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:28:04,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:04,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:04,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:04,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:04,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:04,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:28:04,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:04,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:04,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:04,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:28:04,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:04,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:28:04,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:04,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:04,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:04,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:04,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:04,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:28:04,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:04,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:04,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:04,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:04,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:05,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:08,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:08,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:28:08,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:28:08,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3961 [2020-10-13 12:28:08,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:08,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:08,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:08,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:08,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:08,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:28:08,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:08,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:08,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:08,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:28:08,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:08,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:28:08,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:08,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:08,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:08,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:08,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:08,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:28:08,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:08,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:08,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:08,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:28:08,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:08,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:28:08,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:08,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:08,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:08,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:08,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:08,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:28:08,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:08,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:08,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:08,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:28:08,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:08,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:28:08,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:08,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:08,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:08,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:08,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:08,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:28:08,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:08,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:08,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:08,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:28:08,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:08,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:28:08,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:08,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:08,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:08,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:08,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:08,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 12:28:08,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:08,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:08,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:08,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:28:08,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:08,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:28:08,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:08,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:08,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:08,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:08,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:08,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:28:08,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:08,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:08,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:08,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:28:08,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:08,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:28:08,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:08,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:08,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:08,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:08,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:08,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:28:08,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:08,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:08,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:08,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:28:08,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:08,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:28:08,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:08,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:08,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:08,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:08,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:08,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:28:08,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:08,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:08,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:08,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:28:08,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:08,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:28:08,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:08,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:08,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:08,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:08,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:08,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:28:08,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:08,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:08,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:08,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:28:08,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:08,944 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:28:08,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:08,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:08,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:08,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:08,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:08,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:28:08,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:08,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:08,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:08,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:28:08,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:08,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:28:08,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:08,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:08,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:08,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:08,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:08,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:28:08,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:08,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:08,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:08,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:28:08,956 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:08,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:28:08,956 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:08,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:08,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:08,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:08,957 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:08,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:28:08,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:08,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:08,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:08,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:28:08,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:08,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:28:08,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:08,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:08,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:08,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:08,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:08,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-13 12:28:08,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:08,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:09,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:09,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:28:09,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:09,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:28:09,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:09,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:09,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 12:28:09,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:09,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:09,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:28:09,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:09,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:09,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:09,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:28:09,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:09,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:28:09,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:09,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:09,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:09,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:09,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:09,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:28:09,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:09,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:09,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:09,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:28:09,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:09,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:28:09,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:09,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:09,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:09,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:09,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:09,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-13 12:28:09,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:09,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:09,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:09,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:28:09,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:09,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:28:09,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:09,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:09,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:28:09,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:09,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:09,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-13 12:28:09,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:09,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:09,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:09,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:28:09,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:09,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:28:09,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:09,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:09,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:28:09,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:09,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:09,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-13 12:28:09,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:09,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:09,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:09,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:28:09,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:09,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:28:09,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:09,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:09,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 12:28:09,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:09,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:09,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-10-13 12:28:09,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:09,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:09,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:09,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:28:09,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:09,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:28:09,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:09,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:09,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:28:09,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:09,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:09,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2020-10-13 12:28:09,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:09,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:09,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:09,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:28:09,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:09,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:28:09,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:09,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:09,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:28:09,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:09,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:09,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2020-10-13 12:28:09,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:09,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:09,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:09,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:28:09,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:09,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:28:09,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:09,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:09,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:28:09,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:09,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:09,112 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-13 12:28:09,113 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1927625548] [2020-10-13 12:28:09,113 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:28:09,113 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-13 12:28:09,113 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1573063918] [2020-10-13 12:28:09,114 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 12:28:09,114 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:28:09,114 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 12:28:09,115 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-13 12:28:09,115 INFO L87 Difference]: Start difference. First operand 640 states and 934 transitions. Second operand 11 states. [2020-10-13 12:28:12,263 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 565 [2020-10-13 12:28:24,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:28:24,856 INFO L93 Difference]: Finished difference Result 2196 states and 3642 transitions. [2020-10-13 12:28:24,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-13 12:28:24,857 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 169 [2020-10-13 12:28:24,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:28:24,868 INFO L225 Difference]: With dead ends: 2196 [2020-10-13 12:28:24,868 INFO L226 Difference]: Without dead ends: 1636 [2020-10-13 12:28:24,872 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=133, Invalid=247, Unknown=0, NotChecked=0, Total=380 [2020-10-13 12:28:24,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1636 states. [2020-10-13 12:28:25,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1636 to 794. [2020-10-13 12:28:25,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 794 states. [2020-10-13 12:28:25,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 794 states and 1191 transitions. [2020-10-13 12:28:25,274 INFO L78 Accepts]: Start accepts. Automaton has 794 states and 1191 transitions. Word has length 169 [2020-10-13 12:28:25,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:28:25,274 INFO L479 AbstractCegarLoop]: Abstraction has 794 states and 1191 transitions. [2020-10-13 12:28:25,274 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-13 12:28:25,274 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1191 transitions. [2020-10-13 12:28:25,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2020-10-13 12:28:25,278 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:28:25,278 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:28:25,279 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-13 12:28:25,279 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:28:25,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:28:25,279 INFO L82 PathProgramCache]: Analyzing trace with hash -1037643304, now seen corresponding path program 1 times [2020-10-13 12:28:25,279 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:28:25,280 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [501745539] [2020-10-13 12:28:25,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:28:25,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:25,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:25,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:25,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:25,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:25,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:25,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:25,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:26,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:26,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:26,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:26,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:26,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:30,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:30,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 244 [2020-10-13 12:28:30,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-13 12:28:30,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5018 [2020-10-13 12:28:30,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:30,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:28:30,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-13 12:28:30,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-13 12:28:30,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:31,708 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 562 [2020-10-13 12:28:31,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:28:31,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:31,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:31,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:31,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:28:31,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:31,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-13 12:28:31,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:31,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:31,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:31,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:31,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:31,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:28:31,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:31,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:31,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:31,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:28:31,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:31,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:28:31,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:31,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:31,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:31,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:31,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:31,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:28:31,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:31,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:31,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:31,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:28:31,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:31,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:28:31,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:31,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:31,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:31,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:31,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:31,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:28:31,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:31,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:31,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:31,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:28:31,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:31,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:28:31,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:31,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:31,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:31,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:31,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:31,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:28:31,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:31,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:31,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:31,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:31,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:32,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:35,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:35,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:28:35,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:28:35,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4164 [2020-10-13 12:28:35,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:35,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:35,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:35,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:35,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:35,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:28:35,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:35,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:35,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:35,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:28:35,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:35,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:28:35,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:35,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:35,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:35,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:35,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:36,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:28:36,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:36,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:36,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:36,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:28:36,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:36,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:28:36,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:36,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:36,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:36,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:36,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:36,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:28:36,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:36,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:36,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:36,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:28:36,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:36,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:28:36,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:36,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:36,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:36,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:36,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:36,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:28:36,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:36,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:36,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:36,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:28:36,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:36,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:28:36,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:36,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:36,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:36,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:36,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:36,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 12:28:36,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:36,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:36,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:36,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:28:36,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:36,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:28:36,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:36,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:36,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:36,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:36,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:36,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:28:36,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:36,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:36,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:36,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:28:36,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:36,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:28:36,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:36,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:36,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:36,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:36,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:36,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:28:36,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:36,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:36,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:36,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:28:36,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:36,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:28:36,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:36,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:36,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:36,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:36,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:36,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:28:36,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:36,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:36,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:36,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:28:36,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:36,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:28:36,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:36,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:36,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:36,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:36,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:36,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:28:36,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:36,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:36,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:36,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:28:36,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:36,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:28:36,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:36,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:36,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:36,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:36,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:36,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:28:36,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:36,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:36,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:36,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:28:36,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:36,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:28:36,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:36,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:36,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:36,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:36,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:36,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:28:36,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:36,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:36,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:36,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:28:36,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:36,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:28:36,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:36,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:36,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:36,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:36,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:36,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:28:36,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:36,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:36,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:36,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:28:36,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:36,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:28:36,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:36,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:36,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:36,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:36,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:36,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-13 12:28:36,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:36,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:36,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:36,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:28:36,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:36,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:28:36,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:36,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:36,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 12:28:36,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:36,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:36,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:28:36,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:36,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:36,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:36,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:28:36,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:36,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:28:36,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:36,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:36,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:36,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:36,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:36,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:28:36,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:36,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:36,146 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:36,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:28:36,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:36,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:28:36,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:36,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:36,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:36,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:36,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:36,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-13 12:28:36,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:36,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:36,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:36,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:28:36,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:36,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:28:36,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:36,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:36,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:28:36,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:36,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:36,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-13 12:28:36,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:36,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:36,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:36,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:28:36,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:36,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:28:36,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:36,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:36,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:28:36,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:36,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:36,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-13 12:28:36,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:36,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:36,156 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:36,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:28:36,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:36,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:28:36,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:36,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:36,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 12:28:36,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:36,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:36,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-13 12:28:36,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:36,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:36,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:36,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:28:36,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:36,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:28:36,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:36,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:36,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:28:36,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:36,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:36,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-13 12:28:36,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:36,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:36,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:36,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:28:36,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:36,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:28:36,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:36,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:36,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:28:36,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:36,162 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:36,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2020-10-13 12:28:36,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:36,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:36,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:36,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:28:36,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:36,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:28:36,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:36,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:36,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:28:36,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:36,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:36,201 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-13 12:28:36,202 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [501745539] [2020-10-13 12:28:36,202 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:28:36,202 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-13 12:28:36,202 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [53539068] [2020-10-13 12:28:36,203 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 12:28:36,203 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:28:36,203 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 12:28:36,204 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-13 12:28:36,204 INFO L87 Difference]: Start difference. First operand 794 states and 1191 transitions. Second operand 11 states. [2020-10-13 12:28:39,394 WARN L193 SmtUtils]: Spent 1.45 s on a formula simplification that was a NOOP. DAG size: 565