/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_product12.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 12:24:54,027 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 12:24:54,030 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 12:24:54,070 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 12:24:54,070 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 12:24:54,078 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 12:24:54,080 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 12:24:54,083 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 12:24:54,085 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 12:24:54,088 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 12:24:54,089 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 12:24:54,090 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 12:24:54,090 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 12:24:54,092 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 12:24:54,095 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 12:24:54,096 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 12:24:54,097 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 12:24:54,098 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 12:24:54,100 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 12:24:54,107 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 12:24:54,109 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 12:24:54,110 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 12:24:54,111 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 12:24:54,112 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 12:24:54,123 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 12:24:54,123 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 12:24:54,123 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 12:24:54,125 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 12:24:54,125 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 12:24:54,126 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 12:24:54,126 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 12:24:54,127 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 12:24:54,128 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 12:24:54,129 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 12:24:54,130 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 12:24:54,130 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 12:24:54,131 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 12:24:54,131 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 12:24:54,131 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 12:24:54,132 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 12:24:54,133 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 12:24:54,134 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 12:24:54,172 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 12:24:54,173 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 12:24:54,174 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 12:24:54,174 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 12:24:54,174 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 12:24:54,175 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 12:24:54,175 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-13 12:24:54,175 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 12:24:54,175 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-13 12:24:54,176 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 12:24:54,176 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 12:24:54,177 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 12:24:54,177 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 12:24:54,177 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-13 12:24:54,177 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 12:24:54,178 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 12:24:54,178 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 12:24:54,178 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 12:24:54,178 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 12:24:54,178 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 12:24:54,179 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 12:24:54,179 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 12:24:54,179 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 12:24:54,179 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 12:24:54,179 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 12:24:54,180 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 12:24:54,180 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 12:24:54,180 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 12:24:54,180 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 12:24:54,180 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 12:24:54,480 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 12:24:54,494 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 12:24:54,498 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 12:24:54,499 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 12:24:54,500 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 12:24:54,500 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec9_product12.cil.c [2020-10-13 12:24:54,565 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/eff3556d7/1a61ab5776174d9091e458dc8fdbbc2f/FLAGc181d3991 [2020-10-13 12:24:55,137 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 12:24:55,138 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec9_product12.cil.c [2020-10-13 12:24:55,158 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/eff3556d7/1a61ab5776174d9091e458dc8fdbbc2f/FLAGc181d3991 [2020-10-13 12:24:55,331 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/eff3556d7/1a61ab5776174d9091e458dc8fdbbc2f [2020-10-13 12:24:55,339 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 12:24:55,341 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 12:24:55,342 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 12:24:55,342 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 12:24:55,345 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 12:24:55,346 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:24:55" (1/1) ... [2020-10-13 12:24:55,349 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72510626 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:24:55, skipping insertion in model container [2020-10-13 12:24:55,349 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:24:55" (1/1) ... [2020-10-13 12:24:55,356 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 12:24:55,419 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 12:24:56,084 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 12:24:56,099 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 12:24:56,253 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 12:24:56,343 INFO L208 MainTranslator]: Completed translation [2020-10-13 12:24:56,343 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:24:56 WrapperNode [2020-10-13 12:24:56,344 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 12:24:56,344 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 12:24:56,345 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 12:24:56,345 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 12:24:56,358 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:24:56" (1/1) ... [2020-10-13 12:24:56,358 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:24:56" (1/1) ... [2020-10-13 12:24:56,388 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:24:56" (1/1) ... [2020-10-13 12:24:56,389 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:24:56" (1/1) ... [2020-10-13 12:24:56,442 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:24:56" (1/1) ... [2020-10-13 12:24:56,465 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:24:56" (1/1) ... [2020-10-13 12:24:56,477 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:24:56" (1/1) ... [2020-10-13 12:24:56,494 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 12:24:56,494 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 12:24:56,495 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 12:24:56,495 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 12:24:56,496 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:24:56" (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 12:24:56,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 12:24:56,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 12:24:56,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-13 12:24:56,580 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptForward_spec__1 [2020-10-13 12:24:56,581 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptForward_spec__2 [2020-10-13 12:24:56,581 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-10-13 12:24:56,581 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-13 12:24:56,582 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-13 12:24:56,582 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-13 12:24:56,583 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-13 12:24:56,583 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-10-13 12:24:56,583 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2020-10-13 12:24:56,583 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-10-13 12:24:56,583 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-10-13 12:24:56,584 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Encrypt [2020-10-13 12:24:56,584 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-10-13 12:24:56,585 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-10-13 12:24:56,585 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-10-13 12:24:56,585 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-10-13 12:24:56,585 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-10-13 12:24:56,586 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-10-13 12:24:56,586 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-10-13 12:24:56,586 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2020-10-13 12:24:56,587 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2020-10-13 12:24:56,587 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-10-13 12:24:56,588 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-10-13 12:24:56,588 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-10-13 12:24:56,588 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-10-13 12:24:56,588 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-10-13 12:24:56,588 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-10-13 12:24:56,589 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-10-13 12:24:56,589 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-10-13 12:24:56,589 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-10-13 12:24:56,589 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-10-13 12:24:56,589 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-10-13 12:24:56,590 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-10-13 12:24:56,590 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-10-13 12:24:56,590 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-10-13 12:24:56,590 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-10-13 12:24:56,591 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-10-13 12:24:56,591 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-10-13 12:24:56,592 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-10-13 12:24:56,592 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-10-13 12:24:56,592 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-10-13 12:24:56,592 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-10-13 12:24:56,592 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2020-10-13 12:24:56,593 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-10-13 12:24:56,593 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2020-10-13 12:24:56,593 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-10-13 12:24:56,593 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2020-10-13 12:24:56,594 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-10-13 12:24:56,594 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-10-13 12:24:56,594 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-10-13 12:24:56,595 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-13 12:24:56,595 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 12:24:56,595 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2020-10-13 12:24:56,596 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2020-10-13 12:24:56,596 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2020-10-13 12:24:56,596 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2020-10-13 12:24:56,596 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2020-10-13 12:24:56,596 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2020-10-13 12:24:56,597 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2020-10-13 12:24:56,597 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2020-10-13 12:24:56,598 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2020-10-13 12:24:56,598 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-13 12:24:56,598 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-13 12:24:56,598 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-13 12:24:56,599 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-13 12:24:56,599 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-13 12:24:56,600 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-13 12:24:56,600 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-13 12:24:56,601 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2020-10-13 12:24:56,601 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-10-13 12:24:56,602 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2020-10-13 12:24:56,602 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-10-13 12:24:56,602 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-10-13 12:24:56,602 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-10-13 12:24:56,602 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-10-13 12:24:56,602 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-10-13 12:24:56,603 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-10-13 12:24:56,603 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-10-13 12:24:56,603 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-10-13 12:24:56,603 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-10-13 12:24:56,603 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-10-13 12:24:56,603 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-10-13 12:24:56,604 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-10-13 12:24:56,604 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-10-13 12:24:56,605 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-10-13 12:24:56,605 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-10-13 12:24:56,605 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-10-13 12:24:56,606 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-10-13 12:24:56,606 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-10-13 12:24:56,606 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-10-13 12:24:56,606 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-10-13 12:24:56,607 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-10-13 12:24:56,607 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-10-13 12:24:56,607 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-10-13 12:24:56,607 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-10-13 12:24:56,607 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-10-13 12:24:56,608 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-10-13 12:24:56,608 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-10-13 12:24:56,608 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-10-13 12:24:56,608 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-10-13 12:24:56,609 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-10-13 12:24:56,609 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-10-13 12:24:56,609 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-10-13 12:24:56,609 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-13 12:24:56,610 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 12:24:56,610 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 12:24:56,610 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-13 12:24:56,610 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-10-13 12:24:56,610 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-13 12:24:56,611 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-13 12:24:56,611 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptForward_spec__1 [2020-10-13 12:24:56,611 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-13 12:24:56,611 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptForward_spec__2 [2020-10-13 12:24:56,612 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-10-13 12:24:56,613 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-13 12:24:56,613 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-13 12:24:56,614 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-13 12:24:56,614 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-13 12:24:56,614 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-10-13 12:24:56,615 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-10-13 12:24:56,615 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-10-13 12:24:56,616 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-10-13 12:24:56,616 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-10-13 12:24:56,617 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-10-13 12:24:56,620 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-10-13 12:24:56,620 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-10-13 12:24:56,620 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-10-13 12:24:56,621 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-10-13 12:24:56,621 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-10-13 12:24:56,621 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-10-13 12:24:56,621 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-10-13 12:24:56,622 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-10-13 12:24:56,622 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-10-13 12:24:56,622 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-10-13 12:24:56,622 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-10-13 12:24:56,623 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-10-13 12:24:56,623 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-10-13 12:24:56,623 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-10-13 12:24:56,623 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-10-13 12:24:56,623 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2020-10-13 12:24:56,631 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2020-10-13 12:24:56,632 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2020-10-13 12:24:56,633 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Encrypt [2020-10-13 12:24:56,633 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-10-13 12:24:56,633 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-10-13 12:24:56,633 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-10-13 12:24:56,634 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-10-13 12:24:56,634 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-10-13 12:24:56,634 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-10-13 12:24:56,634 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-10-13 12:24:56,635 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-10-13 12:24:56,635 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-10-13 12:24:56,635 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-10-13 12:24:56,635 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-10-13 12:24:56,635 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-10-13 12:24:56,635 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-10-13 12:24:56,636 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-10-13 12:24:56,636 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-10-13 12:24:56,636 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-10-13 12:24:56,636 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-10-13 12:24:56,636 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-10-13 12:24:56,636 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-10-13 12:24:56,637 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-10-13 12:24:56,637 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-10-13 12:24:56,637 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-10-13 12:24:56,637 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-10-13 12:24:56,637 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-10-13 12:24:56,637 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-10-13 12:24:56,637 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-10-13 12:24:56,638 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-13 12:24:56,638 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-13 12:24:56,638 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 12:24:56,638 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2020-10-13 12:24:56,638 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2020-10-13 12:24:56,638 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2020-10-13 12:24:56,638 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2020-10-13 12:24:56,638 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2020-10-13 12:24:56,639 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2020-10-13 12:24:56,639 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2020-10-13 12:24:56,639 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2020-10-13 12:24:56,639 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2020-10-13 12:24:56,639 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2020-10-13 12:24:56,640 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2020-10-13 12:24:56,640 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2020-10-13 12:24:56,640 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-13 12:24:56,640 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-13 12:24:56,640 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-13 12:24:56,640 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-13 12:24:56,640 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-13 12:24:56,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-13 12:24:56,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-13 12:24:56,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-13 12:24:56,641 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-13 12:24:56,641 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-13 12:24:56,641 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-13 12:24:56,641 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-13 12:24:56,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-13 12:24:56,642 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-13 12:24:56,642 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-13 12:24:56,642 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-13 12:24:56,642 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-10-13 12:24:56,642 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-10-13 12:24:56,643 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-10-13 12:24:56,643 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2020-10-13 12:24:56,643 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2020-10-13 12:24:56,643 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-10-13 12:24:56,643 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-10-13 12:24:56,643 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-10-13 12:24:56,644 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-10-13 12:24:56,644 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-10-13 12:24:56,644 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-10-13 12:24:56,644 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-10-13 12:24:56,644 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-10-13 12:24:56,644 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-10-13 12:24:56,645 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-10-13 12:24:56,645 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-10-13 12:24:56,645 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-10-13 12:24:56,645 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-10-13 12:24:56,645 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-10-13 12:24:56,645 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-10-13 12:24:56,646 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-10-13 12:24:56,646 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-10-13 12:24:56,646 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-10-13 12:24:56,646 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 12:24:56,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-13 12:24:56,646 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 12:24:58,696 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 12:24:58,697 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-13 12:24:58,704 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:24:58 BoogieIcfgContainer [2020-10-13 12:24:58,704 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 12:24:58,705 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 12:24:58,705 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 12:24:58,709 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 12:24:58,709 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:24:55" (1/3) ... [2020-10-13 12:24:58,710 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2cfd5337 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:24:58, skipping insertion in model container [2020-10-13 12:24:58,710 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:24:56" (2/3) ... [2020-10-13 12:24:58,711 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2cfd5337 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:24:58, skipping insertion in model container [2020-10-13 12:24:58,711 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:24:58" (3/3) ... [2020-10-13 12:24:58,713 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec9_product12.cil.c [2020-10-13 12:24:58,725 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 12:24:58,734 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 12:24:58,751 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 12:24:58,781 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 12:24:58,781 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 12:24:58,781 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 12:24:58,781 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 12:24:58,781 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 12:24:58,781 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 12:24:58,782 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 12:24:58,782 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 12:24:58,812 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states. [2020-10-13 12:24:58,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-10-13 12:24:58,831 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:24:58,833 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] [2020-10-13 12:24:58,833 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:24:58,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:24:58,841 INFO L82 PathProgramCache]: Analyzing trace with hash -269338091, now seen corresponding path program 1 times [2020-10-13 12:24:58,851 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:24:58,852 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1235944675] [2020-10-13 12:24:58,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:24:59,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:59,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:59,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:59,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:59,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:02,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:03,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:04,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:04,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 215 [2020-10-13 12:25:04,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 12:25:04,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-13 12:25:04,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:04,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:04,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 121 [2020-10-13 12:25:04,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:04,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-13 12:25:05,881 WARN L193 SmtUtils]: Spent 1.46 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-13 12:25:05,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:25:05,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:05,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:05,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:05,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:25:05,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:05,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-10-13 12:25:05,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:05,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:05,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:05,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:05,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:05,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:25:05,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:05,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:05,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:05,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:25:05,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:05,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:25:05,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:05,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:05,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:05,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:05,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:05,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:25:05,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:05,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:05,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:05,986 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:25:05,986 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:05,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:25:05,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:05,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:05,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:05,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:05,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:05,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:25:05,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:05,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:05,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:05,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:25:05,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:05,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:25:05,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:05,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:05,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:05,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:05,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:06,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:25:06,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:06,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:06,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:06,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:06,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:07,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:11,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:11,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:25:11,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:25:11,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-13 12:25:11,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:11,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:11,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:11,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:11,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:11,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:25:11,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:11,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:11,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:11,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:25:11,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:11,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 12:25:11,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:11,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:11,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:11,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:11,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:11,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:25:11,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:11,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:11,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:11,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:25:11,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:11,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:25:11,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:11,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:11,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:11,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:11,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:11,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:25:11,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:11,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:11,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:11,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:25:11,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:11,125 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:25:11,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:11,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:11,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:11,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:11,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:11,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:25:11,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:11,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:11,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:11,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:25:11,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:11,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:25:11,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:11,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:11,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:11,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:11,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:11,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 12:25:11,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:11,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:11,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:11,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:25:11,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:11,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:25:11,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:11,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:11,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:11,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:11,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:11,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:25:11,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:11,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:11,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:11,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:25:11,173 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:11,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:25:11,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:11,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:11,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:11,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:11,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:11,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:25:11,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:11,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:11,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:11,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:25:11,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:11,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:25:11,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:11,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:11,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:11,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:11,180 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:11,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:25:11,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:11,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:11,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:11,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:25:11,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:11,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:25:11,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:11,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:11,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:11,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:11,186 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:11,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:25:11,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:11,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:11,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:11,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:25:11,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:11,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:25:11,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:11,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:11,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:11,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:11,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:11,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:25:11,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:11,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:11,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:11,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:25:11,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:11,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:25:11,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:11,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:11,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:11,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:11,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:11,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:25:11,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:11,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:11,209 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:11,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:25:11,209 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:11,210 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:25:11,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:11,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:11,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:11,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:11,211 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:11,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:25:11,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:11,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:11,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:11,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:25:11,216 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:11,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:25:11,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:11,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:11,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:11,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:11,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:11,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-13 12:25:11,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:11,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:11,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:11,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:25:11,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:11,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:25:11,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:11,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:11,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 12:25:11,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:11,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:11,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:25:11,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:11,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:11,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:11,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:25:11,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:11,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:25:11,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:11,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:11,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:11,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:11,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:25:11,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:25:11,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:11,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:11,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:11,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:25:11,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:11,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:25:11,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:11,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:11,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:11,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:11,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:25:11,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-13 12:25:11,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:11,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:11,307 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:11,307 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:25:11,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:11,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:25:11,308 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:11,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:11,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:25:11,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:11,309 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:11,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-13 12:25:11,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:11,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:11,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:11,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:25:11,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:11,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:25:11,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:11,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:11,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 12:25:11,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:11,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:25:11,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-13 12:25:11,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:11,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:11,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:11,319 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:25:11,319 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:11,319 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:25:11,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:11,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:11,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:25:11,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:11,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:11,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-13 12:25:11,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:11,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:11,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:11,324 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:25:11,324 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:11,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:25:11,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:11,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:11,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:25:11,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:11,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:11,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-13 12:25:11,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:11,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:11,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:11,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:25:11,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:11,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:25:11,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:11,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:11,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:25:11,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:11,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:11,404 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 12:25:11,405 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1235944675] [2020-10-13 12:25:11,407 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:25:11,407 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-13 12:25:11,407 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1577641] [2020-10-13 12:25:11,413 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-13 12:25:11,413 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:25:11,427 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-13 12:25:11,428 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2020-10-13 12:25:11,430 INFO L87 Difference]: Start difference. First operand 428 states. Second operand 10 states. [2020-10-13 12:25:20,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:25:20,644 INFO L93 Difference]: Finished difference Result 875 states and 1290 transitions. [2020-10-13 12:25:20,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-13 12:25:20,646 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 145 [2020-10-13 12:25:20,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:25:20,669 INFO L225 Difference]: With dead ends: 875 [2020-10-13 12:25:20,669 INFO L226 Difference]: Without dead ends: 625 [2020-10-13 12:25:20,676 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=147, Invalid=315, Unknown=0, NotChecked=0, Total=462 [2020-10-13 12:25:20,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 625 states. [2020-10-13 12:25:20,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 625 to 383. [2020-10-13 12:25:20,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 383 states. [2020-10-13 12:25:20,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 383 states and 514 transitions. [2020-10-13 12:25:20,927 INFO L78 Accepts]: Start accepts. Automaton has 383 states and 514 transitions. Word has length 145 [2020-10-13 12:25:20,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:25:20,928 INFO L479 AbstractCegarLoop]: Abstraction has 383 states and 514 transitions. [2020-10-13 12:25:20,928 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-13 12:25:20,928 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 514 transitions. [2020-10-13 12:25:20,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-10-13 12:25:20,934 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:25:20,934 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] [2020-10-13 12:25:20,934 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 12:25:20,935 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:25:20,935 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:25:20,935 INFO L82 PathProgramCache]: Analyzing trace with hash -244756459, now seen corresponding path program 1 times [2020-10-13 12:25:20,935 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:25:20,936 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [688315279] [2020-10-13 12:25:20,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:25:20,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:21,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:21,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:21,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:21,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:21,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:26,001 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:26,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 216 [2020-10-13 12:25:26,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:25:26,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-13 12:25:26,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:26,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:25:26,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-13 12:25:26,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-13 12:25:26,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:27,331 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-13 12:25:27,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:25:27,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:27,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:27,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:27,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:25:27,382 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:27,382 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-13 12:25:27,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:27,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:27,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:27,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:27,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:27,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:25:27,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:27,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:27,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:27,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:25:27,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:27,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:25:27,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:27,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:27,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:27,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:27,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:27,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:25:27,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:27,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:27,405 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:27,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:25:27,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:27,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:25:27,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:27,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:27,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:27,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:27,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:27,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:25:27,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:27,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:27,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:27,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:25:27,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:27,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:25:27,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:27,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:27,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:27,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:27,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:27,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:25:27,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:27,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:27,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:27,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:27,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:28,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:32,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:32,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:25:32,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:25:32,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-13 12:25:32,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:32,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:32,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:32,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:32,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:32,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:25:32,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:32,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:32,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:32,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:25:32,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:32,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:25:32,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:32,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:32,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:32,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:32,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:32,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:25:32,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:32,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:32,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:32,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:25:32,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:32,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:25:32,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:32,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:32,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:32,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:32,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:25:32,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:25:32,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:32,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:32,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:32,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:25:32,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:32,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:25:32,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:32,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:32,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:32,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:32,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:25:32,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:25:32,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:32,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:32,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:32,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:25:32,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:32,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:25:32,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:32,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:32,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:32,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:32,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:25:32,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 12:25:32,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:32,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:32,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:32,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:25:32,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:32,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:25:32,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:32,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:32,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:32,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:32,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:25:32,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:25:32,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:32,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:32,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:32,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:25:32,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:32,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:25:32,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:32,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:32,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:32,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:32,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:32,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:25:32,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:32,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:32,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:32,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:25:32,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:32,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:25:32,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:32,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:32,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:32,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:32,623 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:25:32,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:25:32,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:32,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:32,628 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:32,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:25:32,629 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:32,629 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:25:32,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:32,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:32,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:32,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:32,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:25:32,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:25:32,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:32,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:32,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:32,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:25:32,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:32,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:25:32,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:32,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:32,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:32,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:32,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:32,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:25:32,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:32,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:32,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:32,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:25:32,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:32,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:25:32,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:32,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:32,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:32,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:32,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:32,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:25:32,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:32,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:32,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:32,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:25:32,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:32,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:25:32,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:32,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:32,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:32,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:32,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:32,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:25:32,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:32,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:32,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:32,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:25:32,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:32,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:25:32,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:32,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:32,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:32,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:32,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:32,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-13 12:25:32,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:32,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:32,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:32,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:25:32,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:32,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:25:32,702 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:32,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:32,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 12:25:32,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:32,703 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:32,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:25:32,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:32,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:32,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:32,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:25:32,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:32,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:25:32,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:32,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:32,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:32,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:32,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:25:32,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:25:32,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:32,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:32,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:32,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:25:32,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:32,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:25:32,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:32,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:32,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:32,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:32,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:32,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-13 12:25:32,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:32,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:32,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:32,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:25:32,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:32,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:25:32,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:32,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:32,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:25:32,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:32,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:25:32,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-13 12:25:32,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:32,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:32,773 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:32,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:25:32,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:32,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:25:32,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:32,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:32,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 12:25:32,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:32,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:25:32,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-13 12:25:32,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:32,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:32,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:32,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:25:32,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:32,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:25:32,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:32,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:32,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:25:32,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:32,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:32,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-13 12:25:32,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:32,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:32,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:32,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:25:32,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:32,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:25:32,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:32,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:32,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:25:32,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:32,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:32,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-13 12:25:32,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:32,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:32,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:32,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:25:32,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:32,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:25:32,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:32,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:32,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:25:32,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:32,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:32,858 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 12:25:32,859 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [688315279] [2020-10-13 12:25:32,859 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:25:32,859 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-13 12:25:32,859 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [162282467] [2020-10-13 12:25:32,861 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 12:25:32,861 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:25:32,861 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 12:25:32,862 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-13 12:25:32,862 INFO L87 Difference]: Start difference. First operand 383 states and 514 transitions. Second operand 11 states. [2020-10-13 12:25:38,117 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-13 12:25:47,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:25:47,290 INFO L93 Difference]: Finished difference Result 790 states and 1132 transitions. [2020-10-13 12:25:47,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-13 12:25:47,291 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 146 [2020-10-13 12:25:47,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:25:47,299 INFO L225 Difference]: With dead ends: 790 [2020-10-13 12:25:47,299 INFO L226 Difference]: Without dead ends: 628 [2020-10-13 12:25:47,302 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=106, Invalid=200, Unknown=0, NotChecked=0, Total=306 [2020-10-13 12:25:47,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 628 states. [2020-10-13 12:25:47,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 628 to 385. [2020-10-13 12:25:47,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 385 states. [2020-10-13 12:25:47,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 385 states and 516 transitions. [2020-10-13 12:25:47,491 INFO L78 Accepts]: Start accepts. Automaton has 385 states and 516 transitions. Word has length 146 [2020-10-13 12:25:47,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:25:47,491 INFO L479 AbstractCegarLoop]: Abstraction has 385 states and 516 transitions. [2020-10-13 12:25:47,491 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-13 12:25:47,491 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 516 transitions. [2020-10-13 12:25:47,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2020-10-13 12:25:47,494 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:25:47,494 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] [2020-10-13 12:25:47,495 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-13 12:25:47,495 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:25:47,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:25:47,495 INFO L82 PathProgramCache]: Analyzing trace with hash 717403297, now seen corresponding path program 1 times [2020-10-13 12:25:47,496 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:25:47,496 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1281594774] [2020-10-13 12:25:47,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:25:47,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:47,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:47,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:47,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:47,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:49,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:49,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:52,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:52,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 222 [2020-10-13 12:25:52,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 12:25:52,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-13 12:25:52,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:52,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:25:52,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-13 12:25:52,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:25:52,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:53,952 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-13 12:25:53,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:25:53,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:53,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:53,996 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:53,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:25:53,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:53,997 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-13 12:25:53,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:53,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:53,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:53,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:53,998 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:54,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:25:54,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:54,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:54,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:54,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:25:54,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:54,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:25:54,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:54,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:54,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:54,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:54,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:54,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:25:54,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:54,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:54,018 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:54,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:25:54,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:54,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:25:54,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:54,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:54,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:54,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:54,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:54,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:25:54,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:54,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:54,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:54,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:25:54,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:54,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:25:54,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:54,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:54,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:54,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:54,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:54,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:25:54,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:54,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:54,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:54,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:54,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:54,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:58,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:58,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:25:58,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:25:58,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4046 [2020-10-13 12:25:58,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:58,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:58,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:58,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:58,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:58,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:25:58,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:58,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:58,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:58,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:25:58,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:58,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:25:58,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:58,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:58,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:58,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:58,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:58,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:25:58,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:58,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:58,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:58,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:25:58,173 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:58,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:25:58,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:58,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:58,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:58,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:58,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:58,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:25:58,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:58,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:58,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:58,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:25:58,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:58,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:25:58,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:58,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:58,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:58,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:58,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:58,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:25:58,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:58,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:58,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:58,202 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:25:58,202 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:58,202 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:25:58,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:58,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:58,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:58,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:58,203 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:58,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 12:25:58,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:58,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:58,209 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:58,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:25:58,209 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:58,209 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:25:58,209 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:58,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:58,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:58,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:58,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:58,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:25:58,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:58,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:58,214 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:58,214 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:25:58,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:58,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:25:58,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:58,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:58,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:58,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:58,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:58,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:25:58,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:58,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:58,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:58,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:25:58,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:58,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:25:58,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:58,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:58,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:58,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:58,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:58,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:25:58,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:58,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:58,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:58,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:25:58,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:58,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:25:58,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:58,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:58,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:58,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:58,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:58,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:25:58,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:58,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:58,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:58,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:25:58,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:58,229 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:25:58,229 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:58,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:58,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:58,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:58,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:58,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:25:58,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:58,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:58,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:58,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:25:58,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:58,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:25:58,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:58,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:58,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:58,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:58,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:58,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:25:58,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:58,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:58,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:58,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:25:58,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:58,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:25:58,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:58,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:58,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:58,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:58,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:58,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:25:58,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:58,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:58,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:58,245 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:25:58,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:58,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:25:58,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:58,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:58,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:58,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:58,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:58,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-13 12:25:58,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:58,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:58,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:58,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:25:58,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:58,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:25:58,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:58,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:58,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 12:25:58,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:58,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:58,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:25:58,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:58,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:58,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:58,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:25:58,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:58,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:25:58,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:58,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:58,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:58,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:58,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:58,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:25:58,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:58,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:58,323 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:58,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:25:58,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:58,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:25:58,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:58,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:58,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:25:58,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:58,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:58,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-13 12:25:58,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:58,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:58,326 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:58,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:25:58,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:58,326 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:25:58,327 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:58,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:58,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:25:58,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:58,327 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:58,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-13 12:25:58,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:58,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:58,330 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:58,330 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:25:58,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:58,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:25:58,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:58,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:58,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 12:25:58,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:58,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:58,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-13 12:25:58,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:58,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:58,333 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:58,333 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:25:58,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:58,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:25:58,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:58,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:58,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:25:58,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:58,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:58,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-13 12:25:58,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:58,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:58,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:58,336 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:25:58,336 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:58,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:25:58,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:58,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:58,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:25:58,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:58,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:58,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-13 12:25:58,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:25:58,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:25:58,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:25:58,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:25:58,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:25:58,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:25:58,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:25:58,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:25:58,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:25:58,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:25:58,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:25:58,390 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 12:25:58,390 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1281594774] [2020-10-13 12:25:58,390 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:25:58,391 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-13 12:25:58,391 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1980693908] [2020-10-13 12:25:58,391 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 12:25:58,391 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:25:58,391 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 12:25:58,392 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-13 12:25:58,392 INFO L87 Difference]: Start difference. First operand 385 states and 516 transitions. Second operand 11 states. [2020-10-13 12:26:02,240 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-13 12:26:13,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:26:13,162 INFO L93 Difference]: Finished difference Result 1064 states and 1594 transitions. [2020-10-13 12:26:13,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-13 12:26:13,163 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 152 [2020-10-13 12:26:13,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:26:13,170 INFO L225 Difference]: With dead ends: 1064 [2020-10-13 12:26:13,170 INFO L226 Difference]: Without dead ends: 744 [2020-10-13 12:26:13,172 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=133, Invalid=247, Unknown=0, NotChecked=0, Total=380 [2020-10-13 12:26:13,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 744 states. [2020-10-13 12:26:13,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 744 to 423. [2020-10-13 12:26:13,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 423 states. [2020-10-13 12:26:13,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 423 states and 582 transitions. [2020-10-13 12:26:13,350 INFO L78 Accepts]: Start accepts. Automaton has 423 states and 582 transitions. Word has length 152 [2020-10-13 12:26:13,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:26:13,350 INFO L479 AbstractCegarLoop]: Abstraction has 423 states and 582 transitions. [2020-10-13 12:26:13,351 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-13 12:26:13,351 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 582 transitions. [2020-10-13 12:26:13,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-10-13 12:26:13,353 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:26:13,353 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] [2020-10-13 12:26:13,354 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-13 12:26:13,354 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:26:13,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:26:13,354 INFO L82 PathProgramCache]: Analyzing trace with hash -1877715425, now seen corresponding path program 1 times [2020-10-13 12:26:13,355 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:26:13,355 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2019163892] [2020-10-13 12:26:13,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:26:13,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:13,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:13,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:13,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:13,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:14,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:18,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:18,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 223 [2020-10-13 12:26:18,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:26:18,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-13 12:26:18,394 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:18,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 12:26:18,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-13 12:26:18,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-13 12:26:18,394 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:19,700 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-13 12:26:19,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:26:19,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:19,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:19,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:19,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:26:19,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:19,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-13 12:26:19,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:19,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:19,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:19,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:19,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:19,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:26:19,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:19,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:19,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:19,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:26:19,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:19,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:26:19,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:19,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:19,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:19,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:19,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:19,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:26:19,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:19,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:19,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:19,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:26:19,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:19,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:26:19,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:19,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:19,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:19,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:19,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:19,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:26:19,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:19,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:19,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:19,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:26:19,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:19,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:26:19,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:19,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:19,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:19,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:19,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:19,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:26:19,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:19,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:19,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:19,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:19,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:20,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:23,805 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:23,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:26:23,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:26:23,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3996 [2020-10-13 12:26:23,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:23,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:23,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:23,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:23,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:23,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:26:23,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:23,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:23,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:23,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:26:23,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:23,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:26:23,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:23,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:23,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:23,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:23,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:23,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:26:23,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:23,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:23,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:23,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:26:23,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:23,859 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:26:23,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:23,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:23,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:23,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:23,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:23,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:26:23,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:23,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:23,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:23,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:26:23,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:23,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:26:23,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:23,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:23,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:23,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:23,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:23,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:26:23,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:23,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:23,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:23,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:26:23,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:23,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:26:23,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:23,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:23,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:23,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:23,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:23,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 12:26:23,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:23,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:23,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:23,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:26:23,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:23,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:26:23,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:23,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:23,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:23,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:23,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:23,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:26:23,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:23,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:23,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:23,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:26:23,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:23,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:26:23,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:23,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:23,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:23,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:23,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:23,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:26:23,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:23,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:23,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:23,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:26:23,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:23,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:26:23,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:23,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:23,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:23,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:23,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:23,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:26:23,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:23,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:23,902 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:23,902 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:26:23,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:23,903 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:26:23,903 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:23,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:23,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:23,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:23,903 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:23,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:26:23,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:23,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:23,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:23,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:26:23,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:23,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:26:23,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:23,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:23,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:23,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:23,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:23,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:26:23,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:23,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:23,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:23,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:26:23,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:23,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:26:23,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:23,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:23,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:23,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:23,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:23,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:26:23,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:23,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:23,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:23,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:26:23,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:23,917 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:26:23,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:23,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:23,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:23,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:23,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:23,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:26:23,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:23,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:23,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:23,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:26:23,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:23,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:26:23,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:23,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:23,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:23,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:23,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:23,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-13 12:26:23,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:23,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:23,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:23,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:26:23,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:23,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:26:23,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:23,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:23,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 12:26:23,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:23,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:23,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:26:23,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:23,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:23,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:23,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:26:23,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:23,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:26:23,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:23,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:23,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:23,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:23,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:23,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:26:23,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:23,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:23,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:23,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:26:23,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:23,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:26:23,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:23,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:23,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:23,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:23,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:23,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-13 12:26:24,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:24,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:24,001 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:24,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:26:24,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:24,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:26:24,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:24,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:24,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:26:24,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:24,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:24,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-13 12:26:24,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:24,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:24,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:24,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:26:24,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:24,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:26:24,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:24,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:24,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 12:26:24,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:24,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:24,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-13 12:26:24,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:24,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:24,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:24,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:26:24,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:24,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:26:24,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:24,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:24,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:26:24,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:24,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:24,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-13 12:26:24,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:24,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:24,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:24,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:26:24,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:24,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:26:24,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:24,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:24,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:26:24,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:24,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:24,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-10-13 12:26:24,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:24,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:24,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:24,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:26:24,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:24,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:26:24,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:24,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:24,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:26:24,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:24,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:24,049 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 12:26:24,049 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2019163892] [2020-10-13 12:26:24,049 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 12:26:24,049 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-13 12:26:24,049 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1597612579] [2020-10-13 12:26:24,050 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-13 12:26:24,050 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:26:24,050 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-13 12:26:24,050 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2020-10-13 12:26:24,051 INFO L87 Difference]: Start difference. First operand 423 states and 582 transitions. Second operand 12 states. [2020-10-13 12:26:27,694 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-13 12:26:28,984 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-13 12:26:38,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:26:38,311 INFO L93 Difference]: Finished difference Result 966 states and 1454 transitions. [2020-10-13 12:26:38,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-13 12:26:38,312 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 153 [2020-10-13 12:26:38,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:26:38,318 INFO L225 Difference]: With dead ends: 966 [2020-10-13 12:26:38,318 INFO L226 Difference]: Without dead ends: 804 [2020-10-13 12:26:38,319 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=157, Invalid=305, Unknown=0, NotChecked=0, Total=462 [2020-10-13 12:26:38,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 804 states. [2020-10-13 12:26:38,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 804 to 466. [2020-10-13 12:26:38,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 466 states. [2020-10-13 12:26:38,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 466 states and 654 transitions. [2020-10-13 12:26:38,622 INFO L78 Accepts]: Start accepts. Automaton has 466 states and 654 transitions. Word has length 153 [2020-10-13 12:26:38,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:26:38,623 INFO L479 AbstractCegarLoop]: Abstraction has 466 states and 654 transitions. [2020-10-13 12:26:38,623 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-13 12:26:38,623 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 654 transitions. [2020-10-13 12:26:38,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2020-10-13 12:26:38,627 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:26:38,627 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] [2020-10-13 12:26:38,627 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-13 12:26:38,627 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:26:38,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:26:38,628 INFO L82 PathProgramCache]: Analyzing trace with hash 1970888834, now seen corresponding path program 1 times [2020-10-13 12:26:38,628 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:26:38,629 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2002399764] [2020-10-13 12:26:38,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:26:38,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:38,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:38,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:38,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:38,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:39,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:39,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:40,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:40,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:40,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:40,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:40,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:40,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:40,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:40,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:43,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:43,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 229 [2020-10-13 12:26:43,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-13 12:26:43,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-13 12:26:43,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:43,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:26:43,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-13 12:26:43,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:26:43,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:45,003 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-13 12:26:45,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:26:45,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:45,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:45,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:45,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:26:45,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:45,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-13 12:26:45,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:45,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:45,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:45,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:45,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:45,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:26:45,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:45,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:45,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:45,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:26:45,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:45,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:26:45,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:45,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:45,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:45,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:45,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:45,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:26:45,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:45,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:45,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:45,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:26:45,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:45,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:26:45,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:45,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:45,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:45,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:45,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:45,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:26:45,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:45,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:45,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:45,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:26:45,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:45,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:26:45,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:45,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:45,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:45,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:45,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:45,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:26:45,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:45,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:45,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:45,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:45,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:45,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:49,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:49,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:26:49,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:26:49,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4039 [2020-10-13 12:26:49,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:49,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:49,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:49,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:49,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:49,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:26:49,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:49,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:49,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:49,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:26:49,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:49,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:26:49,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:49,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:49,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:49,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:49,162 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:49,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:26:49,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:49,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:49,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:49,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:26:49,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:49,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:26:49,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:49,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:49,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:49,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:49,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:49,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:26:49,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:49,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:49,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:49,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:26:49,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:49,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:26:49,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:49,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:49,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:49,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:49,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:49,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:26:49,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:49,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:49,208 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:49,208 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:26:49,208 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:49,208 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:26:49,209 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:49,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:49,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:49,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:49,209 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:49,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 12:26:49,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:49,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:49,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:49,214 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:26:49,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:49,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:26:49,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:49,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:49,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:49,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:49,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:49,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:26:49,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:49,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:49,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:49,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:26:49,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:49,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:26:49,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:49,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:49,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:49,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:49,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:49,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:26:49,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:49,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:49,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:49,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:26:49,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:49,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:26:49,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:49,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:49,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:49,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:49,223 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:49,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:26:49,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:49,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:49,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:49,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:26:49,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:49,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:26:49,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:49,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:49,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:49,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:49,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:49,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:26:49,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:49,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:49,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:49,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:26:49,231 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:49,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:26:49,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:49,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:49,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:49,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:49,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:49,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:26:49,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:49,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:49,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:49,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:26:49,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:49,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:26:49,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:49,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:49,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:49,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:49,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:49,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:26:49,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:49,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:49,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:49,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:26:49,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:49,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:26:49,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:49,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:49,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:49,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:49,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:49,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:26:49,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:49,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:49,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:49,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:26:49,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:49,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:26:49,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:49,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:49,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:49,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:49,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:49,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-13 12:26:49,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:49,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:49,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:49,273 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:26:49,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:49,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:26:49,274 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:49,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:49,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 12:26:49,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:49,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:49,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:26:49,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:49,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:49,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:49,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:26:49,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:49,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:26:49,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:49,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:49,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:49,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:49,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:49,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:26:49,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:49,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:49,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:49,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:26:49,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:49,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:26:49,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:49,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:49,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:26:49,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:49,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:49,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-13 12:26:49,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:49,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:49,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:49,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:26:49,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:49,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:26:49,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:49,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:49,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:26:49,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:49,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:49,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-13 12:26:49,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:49,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:49,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:49,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:26:49,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:49,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:26:49,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:49,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:49,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 12:26:49,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:49,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:49,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-13 12:26:49,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:49,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:49,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:49,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:26:49,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:49,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:26:49,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:49,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:49,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:26:49,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:49,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:49,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-10-13 12:26:49,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:49,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:49,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:49,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:26:49,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:49,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:26:49,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:49,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:49,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:26:49,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:49,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:49,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2020-10-13 12:26:49,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:26:49,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:26:49,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:26:49,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:26:49,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:26:49,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:26:49,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:26:49,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:26:49,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:26:49,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:26:49,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:26:49,382 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 12:26:49,382 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2002399764] [2020-10-13 12:26:49,382 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:26:49,383 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-13 12:26:49,383 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [967116942] [2020-10-13 12:26:49,384 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 12:26:49,384 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:26:49,384 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 12:26:49,384 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-13 12:26:49,385 INFO L87 Difference]: Start difference. First operand 466 states and 654 transitions. Second operand 11 states. [2020-10-13 12:26:52,913 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-13 12:27:02,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:27:02,325 INFO L93 Difference]: Finished difference Result 1426 states and 2259 transitions. [2020-10-13 12:27:02,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-13 12:27:02,326 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 159 [2020-10-13 12:27:02,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:27:02,333 INFO L225 Difference]: With dead ends: 1426 [2020-10-13 12:27:02,334 INFO L226 Difference]: Without dead ends: 1034 [2020-10-13 12:27:02,336 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=133, Invalid=247, Unknown=0, NotChecked=0, Total=380 [2020-10-13 12:27:02,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1034 states. [2020-10-13 12:27:02,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1034 to 545. [2020-10-13 12:27:02,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 545 states. [2020-10-13 12:27:02,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 545 states and 787 transitions. [2020-10-13 12:27:02,554 INFO L78 Accepts]: Start accepts. Automaton has 545 states and 787 transitions. Word has length 159 [2020-10-13 12:27:02,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:27:02,555 INFO L479 AbstractCegarLoop]: Abstraction has 545 states and 787 transitions. [2020-10-13 12:27:02,555 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-13 12:27:02,555 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 787 transitions. [2020-10-13 12:27:02,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-10-13 12:27:02,558 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:27:02,558 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] [2020-10-13 12:27:02,559 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-13 12:27:02,559 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:27:02,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:27:02,559 INFO L82 PathProgramCache]: Analyzing trace with hash -2132651819, now seen corresponding path program 2 times [2020-10-13 12:27:02,560 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:27:02,560 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [154571043] [2020-10-13 12:27:02,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:27:02,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:02,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:02,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:02,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:02,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:02,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:03,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:07,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:07,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 230 [2020-10-13 12:27:07,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 12:27:07,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-13 12:27:07,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:07,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:27:07,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 127 [2020-10-13 12:27:07,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:27:07,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:08,870 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-13 12:27:08,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:27:08,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:08,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:08,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:08,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:27:08,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:08,901 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-13 12:27:08,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:08,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:08,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:08,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:08,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:08,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:27:08,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:08,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:08,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:08,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:27:08,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:08,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:27:08,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:08,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:08,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:08,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:08,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:08,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:27:08,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:08,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:08,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:08,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:27:08,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:08,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:27:08,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:08,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:08,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:08,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:08,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:08,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:27:08,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:08,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:08,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:08,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:27:08,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:08,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:27:08,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:08,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:08,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:08,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:08,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:08,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:27:08,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:08,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:08,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:08,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:08,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:10,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:13,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:13,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:27:13,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:27:13,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4055 [2020-10-13 12:27:13,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:13,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:13,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:13,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:13,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:13,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:27:13,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:13,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:13,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:13,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:27:13,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:13,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:27:13,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:13,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:13,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:13,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:13,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:13,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:27:13,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:13,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:13,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:13,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:27:13,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:13,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:27:13,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:13,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:13,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:13,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:13,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:13,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:27:13,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:13,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:13,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:13,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:27:13,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:13,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:27:13,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:13,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:13,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:13,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:13,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:13,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:27:13,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:13,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:13,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:13,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:27:13,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:13,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:27:13,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:13,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:13,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:13,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:13,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:13,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 12:27:13,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:13,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:13,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:13,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:27:13,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:13,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:27:13,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:13,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:13,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:13,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:13,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:13,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:27:13,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:13,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:13,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:13,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:27:13,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:13,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:27:13,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:13,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:13,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:13,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:13,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:13,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:27:13,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:13,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:13,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:13,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:27:13,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:13,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:27:13,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:13,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:13,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:13,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:13,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:13,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:27:13,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:13,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:13,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:13,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:27:13,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:13,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:27:13,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:13,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:13,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:13,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:13,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:13,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:27:13,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:13,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:13,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:13,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:27:13,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:13,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:27:13,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:13,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:13,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:13,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:13,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:13,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:27:13,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:13,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:13,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:13,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:27:13,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:13,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:27:13,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:13,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:13,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:13,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:13,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:13,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:27:13,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:13,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:13,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:13,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:27:13,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:13,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:27:13,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:13,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:13,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:13,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:13,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:13,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:27:13,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:13,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:13,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:13,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:27:13,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:13,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:27:13,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:13,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:13,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:13,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:13,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:13,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-13 12:27:13,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:13,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:13,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:13,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:27:13,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:13,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:27:13,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:13,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:13,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 12:27:13,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:13,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:13,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:27:13,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:13,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:13,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:13,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:27:13,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:13,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:27:13,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:13,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:13,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:13,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:13,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:13,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:27:13,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:13,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:13,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:13,193 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:27:13,193 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:13,193 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:27:13,193 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:13,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:13,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:13,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:13,194 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:13,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-13 12:27:13,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:13,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:13,196 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:13,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:27:13,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:13,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:27:13,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:13,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:13,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:27:13,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:13,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:13,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-13 12:27:13,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:13,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:13,199 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:13,199 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:27:13,199 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:13,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:27:13,199 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:13,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:13,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 12:27:13,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:13,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:13,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-13 12:27:13,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:13,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:13,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:13,202 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:27:13,202 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:13,202 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:27:13,202 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:13,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:13,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:27:13,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:13,203 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:13,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-13 12:27:13,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:13,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:13,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:13,205 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:27:13,205 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:13,205 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:27:13,205 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:13,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:13,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:27:13,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:13,206 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:13,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-13 12:27:13,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:13,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:13,208 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:13,208 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:27:13,208 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:13,208 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:27:13,208 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:13,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:13,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:27:13,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:13,209 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:13,242 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 12:27:13,242 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [154571043] [2020-10-13 12:27:13,242 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:27:13,243 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-13 12:27:13,243 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [135814594] [2020-10-13 12:27:13,243 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 12:27:13,243 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:27:13,244 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 12:27:13,244 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-13 12:27:13,244 INFO L87 Difference]: Start difference. First operand 545 states and 787 transitions. Second operand 11 states. [2020-10-13 12:27:16,618 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-13 12:27:26,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:27:26,089 INFO L93 Difference]: Finished difference Result 1469 states and 2325 transitions. [2020-10-13 12:27:26,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-13 12:27:26,090 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 160 [2020-10-13 12:27:26,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:27:26,097 INFO L225 Difference]: With dead ends: 1469 [2020-10-13 12:27:26,097 INFO L226 Difference]: Without dead ends: 1034 [2020-10-13 12:27:26,100 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=133, Invalid=247, Unknown=0, NotChecked=0, Total=380 [2020-10-13 12:27:26,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1034 states. [2020-10-13 12:27:26,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1034 to 545. [2020-10-13 12:27:26,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 545 states. [2020-10-13 12:27:26,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 545 states and 785 transitions. [2020-10-13 12:27:26,355 INFO L78 Accepts]: Start accepts. Automaton has 545 states and 785 transitions. Word has length 160 [2020-10-13 12:27:26,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:27:26,355 INFO L479 AbstractCegarLoop]: Abstraction has 545 states and 785 transitions. [2020-10-13 12:27:26,355 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-13 12:27:26,355 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 785 transitions. [2020-10-13 12:27:26,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-10-13 12:27:26,359 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:27:26,359 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] [2020-10-13 12:27:26,359 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-13 12:27:26,359 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:27:26,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:27:26,360 INFO L82 PathProgramCache]: Analyzing trace with hash -908756060, now seen corresponding path program 1 times [2020-10-13 12:27:26,360 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:27:26,360 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1482042831] [2020-10-13 12:27:26,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:27:26,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:26,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:26,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:26,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:26,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:26,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:26,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:26,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:26,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:26,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:26,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:26,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:26,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:26,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:28,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:31,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:31,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 230 [2020-10-13 12:27:31,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-13 12:27:31,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-13 12:27:31,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:31,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:27:31,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-13 12:27:31,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-13 12:27:31,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:32,693 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-13 12:27:32,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:27:32,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:32,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:32,724 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:32,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:27:32,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:32,725 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-13 12:27:32,725 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:32,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:32,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:32,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:32,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:32,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:27:32,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:32,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:32,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:32,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:27:32,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:32,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:27:32,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:32,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:32,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:32,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:32,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:32,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:27:32,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:32,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:32,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:32,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:27:32,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:32,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:27:32,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:32,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:32,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:32,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:32,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:32,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:27:32,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:32,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:32,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:32,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:27:32,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:32,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:27:32,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:32,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:32,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:32,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:32,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:32,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:27:32,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:32,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:32,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:32,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:32,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:33,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:36,082 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:36,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:27:36,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:27:36,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3306 [2020-10-13 12:27:36,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:36,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:36,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:36,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:36,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:36,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:27:36,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:36,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:36,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:36,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:27:36,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:36,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:27:36,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:36,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:36,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:36,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:36,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:36,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:27:36,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:36,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:36,134 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:36,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:27:36,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:36,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:27:36,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:36,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:36,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:36,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:36,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:36,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:27:36,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:36,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:36,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:36,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:27:36,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:36,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:27:36,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:36,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:36,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:36,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:36,138 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 10 [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 12:27:36,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:36,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:27:36,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:36,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:27:36,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:36,163 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 12:27:36,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:36,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 12:27:36,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:36,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:36,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:36,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:27:36,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:36,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:27:36,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:36,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:36,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:36,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:36,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:36,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:27:36,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:36,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:36,176 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:36,176 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:27:36,176 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:36,177 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:27:36,177 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:36,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:36,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:36,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:36,177 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:36,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:27:36,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:36,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:36,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:36,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:27:36,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:36,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:27:36,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:36,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:36,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:36,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:36,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:36,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:27:36,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:36,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:36,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:36,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:27:36,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:36,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:27:36,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:36,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:36,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:36,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:36,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:36,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:27:36,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:36,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:36,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:36,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:27:36,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:36,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:27:36,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:36,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:36,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:36,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:36,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:36,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:27:36,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:36,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:36,193 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:36,193 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:27:36,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:36,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:27:36,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:36,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:36,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:36,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:36,194 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:36,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:27:36,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:36,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:36,196 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:36,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:27:36,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:36,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:27:36,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:36,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:36,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:36,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:36,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:36,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:27:36,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:36,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:36,199 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:36,200 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:27:36,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:36,200 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:27:36,200 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:36,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:36,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:36,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:36,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:36,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-13 12:27:36,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:36,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:36,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:36,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:27:36,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:36,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:27:36,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:36,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:36,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 12:27:36,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:36,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:36,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:27:36,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:36,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:36,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:36,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:27:36,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:36,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:27:36,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:36,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:36,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:36,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:36,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:36,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:27:36,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:36,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:36,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:36,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:27:36,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:36,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:27:36,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:36,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:36,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:36,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:36,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:36,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-13 12:27:36,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:36,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:36,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:36,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:27:36,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:36,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:27:36,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:36,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:36,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:27:36,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:36,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:36,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-13 12:27:36,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:36,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:36,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:36,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:27:36,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:36,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:27:36,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:36,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:36,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 12:27:36,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:36,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:36,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-13 12:27:36,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:36,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:36,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:36,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:27:36,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:36,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:27:36,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:36,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:36,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:27:36,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:36,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:36,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-13 12:27:36,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:36,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:36,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:36,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:27:36,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:36,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:27:36,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:36,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:36,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:27:36,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:36,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:36,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-13 12:27:36,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:36,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:36,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:36,289 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:27:36,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:36,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:27:36,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:36,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:36,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:27:36,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:36,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:36,322 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 12:27:36,322 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1482042831] [2020-10-13 12:27:36,322 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:27:36,322 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-13 12:27:36,323 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1993851015] [2020-10-13 12:27:36,323 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 12:27:36,323 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:27:36,323 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 12:27:36,323 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-13 12:27:36,324 INFO L87 Difference]: Start difference. First operand 545 states and 785 transitions. Second operand 11 states. [2020-10-13 12:27:39,464 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-13 12:27:50,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:27:50,608 INFO L93 Difference]: Finished difference Result 1935 states and 3195 transitions. [2020-10-13 12:27:50,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-13 12:27:50,609 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 160 [2020-10-13 12:27:50,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:27:50,619 INFO L225 Difference]: With dead ends: 1935 [2020-10-13 12:27:50,619 INFO L226 Difference]: Without dead ends: 1470 [2020-10-13 12:27:50,622 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=133, Invalid=247, Unknown=0, NotChecked=0, Total=380 [2020-10-13 12:27:50,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1470 states. [2020-10-13 12:27:50,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1470 to 691. [2020-10-13 12:27:50,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 691 states. [2020-10-13 12:27:50,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 691 states and 1030 transitions. [2020-10-13 12:27:50,956 INFO L78 Accepts]: Start accepts. Automaton has 691 states and 1030 transitions. Word has length 160 [2020-10-13 12:27:50,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:27:50,956 INFO L479 AbstractCegarLoop]: Abstraction has 691 states and 1030 transitions. [2020-10-13 12:27:50,956 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-13 12:27:50,956 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 1030 transitions. [2020-10-13 12:27:50,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-10-13 12:27:50,960 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:27:50,961 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] [2020-10-13 12:27:50,961 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-13 12:27:50,961 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:27:50,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:27:50,961 INFO L82 PathProgramCache]: Analyzing trace with hash -1091059676, now seen corresponding path program 1 times [2020-10-13 12:27:50,962 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:27:50,962 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [914553208] [2020-10-13 12:27:50,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:27:51,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:51,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:51,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:51,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:51,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:51,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:51,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:51,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:51,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:51,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:51,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:51,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:52,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:56,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:56,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-13 12:27:56,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-13 12:27:56,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-13 12:27:56,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:56,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:27:56,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-13 12:27:56,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-13 12:27:56,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:57,291 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-13 12:27:57,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:27:57,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:57,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:57,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:57,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:27:57,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:57,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-13 12:27:57,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:57,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:57,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:57,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:57,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:57,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:27:57,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:57,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:57,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:57,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:27:57,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:57,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:27:57,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:57,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:57,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:57,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:57,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:57,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:27:57,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:57,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:57,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:57,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:27:57,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:57,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:27:57,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:57,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:57,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:57,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:57,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:57,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:27:57,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:57,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:57,351 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:27:57,351 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:27:57,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:27:57,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:27:57,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:27:57,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:27:57,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:27:57,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:27:57,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:27:57,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:27:57,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:27:57,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:57,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:57,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:57,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:27:57,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:00,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:00,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:28:00,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:28:00,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3530 [2020-10-13 12:28:00,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:00,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:00,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:00,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:00,911 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:00,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:28:00,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:00,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:00,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:00,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:28:00,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:00,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:28:00,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:00,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:00,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:00,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:00,943 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:00,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:28:00,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:00,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:00,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:00,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:28:00,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:00,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:28:00,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:00,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:00,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:00,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:00,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:00,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:28:00,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:00,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:00,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:00,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:28:00,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:00,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:28:00,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:00,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:00,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:00,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:00,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:00,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:28:00,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:00,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:00,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:00,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:28:00,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:00,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:28:00,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:00,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:00,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:00,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:00,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:00,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 12:28:00,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:00,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:00,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:00,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:28:00,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:00,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:28:00,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:01,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:01,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:01,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:01,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:01,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:28:01,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:01,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:01,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:01,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:28:01,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:01,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:28:01,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:01,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:01,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:01,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:01,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:01,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:28:01,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:01,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:01,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:01,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:28:01,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:01,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:28:01,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:01,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:01,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:01,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:01,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:01,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:28:01,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:01,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:01,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:01,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:28:01,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:01,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:28:01,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:01,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:01,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:01,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:01,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:01,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:28:01,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:01,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:01,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:01,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:28:01,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:01,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:28:01,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:01,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:01,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:01,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:01,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:01,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:28:01,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:01,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:01,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:01,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:28:01,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:01,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:28:01,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:01,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:01,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:01,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:01,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:01,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:28:01,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:01,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:01,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:01,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:28:01,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:01,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:28:01,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:01,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:01,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:01,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:01,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:01,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:28:01,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:01,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:01,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:01,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:28:01,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:01,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:28:01,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:01,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:01,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:01,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:01,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:01,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-13 12:28:01,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:01,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:01,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:01,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:28:01,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:01,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:28:01,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:01,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:01,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 12:28:01,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:01,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:01,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:28:01,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:01,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:01,078 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:01,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:28:01,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:01,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:28:01,079 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:01,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:01,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:01,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:01,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:01,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:28:01,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:01,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:01,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:01,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:28:01,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:01,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:28:01,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:01,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:01,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:01,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:01,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:01,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-13 12:28:01,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:01,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:01,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:01,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:28:01,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:01,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:28:01,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:01,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:01,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:28:01,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:01,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:01,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-13 12:28:01,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:01,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:01,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:01,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:28:01,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:01,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:28:01,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:01,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:01,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 12:28:01,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:01,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:01,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-13 12:28:01,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:01,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:01,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:01,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:28:01,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:01,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:28:01,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:01,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:01,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:28:01,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:01,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:01,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-13 12:28:01,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:01,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:01,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:01,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:28:01,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:01,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:28:01,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:01,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:01,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:28:01,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:01,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:01,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2020-10-13 12:28:01,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:01,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:01,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:01,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:28:01,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:01,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:28:01,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:01,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:01,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:28:01,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:01,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:01,156 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 12:28:01,157 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [914553208] [2020-10-13 12:28:01,157 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:28:01,157 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-13 12:28:01,157 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1762700221] [2020-10-13 12:28:01,158 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 12:28:01,158 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:28:01,158 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 12:28:01,158 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-13 12:28:01,159 INFO L87 Difference]: Start difference. First operand 691 states and 1030 transitions. Second operand 11 states. [2020-10-13 12:28:04,273 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-13 12:28:14,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:28:14,565 INFO L93 Difference]: Finished difference Result 2907 states and 4983 transitions. [2020-10-13 12:28:14,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-13 12:28:14,566 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 161 [2020-10-13 12:28:14,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:28:14,580 INFO L225 Difference]: With dead ends: 2907 [2020-10-13 12:28:14,580 INFO L226 Difference]: Without dead ends: 2302 [2020-10-13 12:28:14,585 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=133, Invalid=247, Unknown=0, NotChecked=0, Total=380 [2020-10-13 12:28:14,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2302 states. [2020-10-13 12:28:15,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2302 to 969. [2020-10-13 12:28:15,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 969 states. [2020-10-13 12:28:15,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 969 states to 969 states and 1495 transitions. [2020-10-13 12:28:15,217 INFO L78 Accepts]: Start accepts. Automaton has 969 states and 1495 transitions. Word has length 161 [2020-10-13 12:28:15,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:28:15,217 INFO L479 AbstractCegarLoop]: Abstraction has 969 states and 1495 transitions. [2020-10-13 12:28:15,217 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-13 12:28:15,217 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 1495 transitions. [2020-10-13 12:28:15,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2020-10-13 12:28:15,223 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:28:15,223 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] [2020-10-13 12:28:15,223 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-13 12:28:15,223 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:28:15,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:28:15,224 INFO L82 PathProgramCache]: Analyzing trace with hash 454879748, now seen corresponding path program 1 times [2020-10-13 12:28:15,224 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:28:15,224 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1923200665] [2020-10-13 12:28:15,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:28:15,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:15,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:15,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:15,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:15,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:15,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:15,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:15,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:16,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:16,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:16,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:17,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:20,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:20,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 232 [2020-10-13 12:28:20,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-13 12:28:20,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-13 12:28:20,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:20,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:28:20,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-13 12:28:20,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 12:28:20,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:21,614 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-13 12:28:21,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:28:21,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:21,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:21,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:21,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:28:21,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:21,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-13 12:28:21,643 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:21,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:21,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:21,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:21,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:21,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:28:21,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:21,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:21,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:21,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:28:21,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:21,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:28:21,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:21,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:21,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:21,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:21,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:21,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:28:21,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:21,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:21,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:21,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:28:21,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:21,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:28:21,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:21,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:21,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:21,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:21,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:21,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:28:21,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:21,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:21,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:21,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:28:21,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:21,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:28:21,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:21,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:21,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:21,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:21,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:21,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:28:21,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:21,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:21,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:21,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:21,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:22,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:25,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:25,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:28:25,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:28:25,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3670 [2020-10-13 12:28:25,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:25,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:25,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:25,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:25,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:25,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:28:25,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:25,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:25,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:25,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:28:25,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:25,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:28:25,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:25,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:25,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:25,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:25,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:25,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:28:25,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:25,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:25,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:25,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:28:25,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:25,415 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:28:25,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:25,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:25,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:25,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:25,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:25,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:28:25,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:25,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:25,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:25,417 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:28:25,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:25,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:28:25,418 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:25,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:25,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:25,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:25,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:25,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:28:25,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:25,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:25,439 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:25,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:28:25,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:25,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:28:25,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:25,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:25,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:25,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:25,440 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:25,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 12:28:25,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:25,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:25,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:25,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:28:25,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:25,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:28:25,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:25,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:25,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:25,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:25,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:25,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:28:25,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:25,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:25,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:25,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:28:25,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:25,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:28:25,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:25,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:25,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:25,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:25,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:25,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:28:25,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:25,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:25,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:25,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:28:25,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:25,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:28:25,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:25,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:25,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:25,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:25,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:25,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:28:25,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:25,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:25,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:25,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:28:25,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:25,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:28:25,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:25,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:25,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:25,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:25,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:25,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:28:25,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:25,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:25,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:25,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:28:25,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:25,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:28:25,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:25,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:25,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:25,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:25,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:25,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:28:25,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:25,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:25,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:25,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:28:25,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:25,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:28:25,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:25,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:25,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:25,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:25,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:25,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:28:25,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:25,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:25,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:25,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:28:25,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:25,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:28:25,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:25,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:25,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:25,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:25,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:25,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:28:25,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:25,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:25,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:25,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:28:25,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:25,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:28:25,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:25,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:25,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:25,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:25,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:25,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-13 12:28:25,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:25,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:25,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:25,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:28:25,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:25,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:28:25,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:25,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:25,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 12:28:25,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:25,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:25,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:28:25,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:25,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:25,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:25,528 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:28:25,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:25,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:28:25,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:25,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:25,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:25,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:25,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:25,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:28:25,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:25,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:25,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:25,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:28:25,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:25,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:28:25,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:25,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:25,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:28:25,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:25,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:25,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-13 12:28:25,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:25,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:25,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:25,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:28:25,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:25,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:28:25,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:25,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:25,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:28:25,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:25,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:25,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-13 12:28:25,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:25,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:25,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:25,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:28:25,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:25,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:28:25,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:25,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:25,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 12:28:25,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:25,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:25,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-13 12:28:25,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:25,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:25,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:25,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:28:25,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:25,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:28:25,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:25,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:25,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:28:25,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:25,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:25,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-13 12:28:25,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:25,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:25,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:25,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:28:25,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:25,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:28:25,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:25,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:25,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:28:25,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:25,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:25,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-10-13 12:28:25,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:28:25,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:28:25,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:28:25,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:28:25,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:28:25,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:28:25,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:28:25,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:28:25,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:28:25,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:28:25,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:28:25,611 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 12:28:25,611 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1923200665] [2020-10-13 12:28:25,612 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:28:25,612 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-13 12:28:25,612 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2052014433] [2020-10-13 12:28:25,612 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 12:28:25,613 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:28:25,613 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 12:28:25,613 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-13 12:28:25,613 INFO L87 Difference]: Start difference. First operand 969 states and 1495 transitions. Second operand 11 states. [2020-10-13 12:28:29,549 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 553