/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_spec8_product15.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 12:21:00,079 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 12:21:00,082 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 12:21:00,124 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 12:21:00,124 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 12:21:00,134 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 12:21:00,136 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 12:21:00,139 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 12:21:00,142 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 12:21:00,146 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 12:21:00,146 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 12:21:00,147 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 12:21:00,148 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 12:21:00,150 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 12:21:00,153 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 12:21:00,155 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 12:21:00,157 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 12:21:00,158 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 12:21:00,161 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 12:21:00,167 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 12:21:00,170 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 12:21:00,171 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 12:21:00,172 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 12:21:00,172 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 12:21:00,185 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 12:21:00,185 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 12:21:00,185 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 12:21:00,188 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 12:21:00,189 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 12:21:00,190 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 12:21:00,190 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 12:21:00,190 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 12:21:00,193 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 12:21:00,194 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 12:21:00,195 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 12:21:00,195 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 12:21:00,196 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 12:21:00,196 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 12:21:00,200 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 12:21:00,201 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 12:21:00,202 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 12:21:00,203 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 12:21:00,225 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 12:21:00,225 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 12:21:00,226 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 12:21:00,226 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 12:21:00,226 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 12:21:00,227 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 12:21:00,227 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-13 12:21:00,227 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 12:21:00,227 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-13 12:21:00,227 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 12:21:00,228 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 12:21:00,228 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 12:21:00,228 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 12:21:00,228 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-13 12:21:00,228 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 12:21:00,229 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 12:21:00,229 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 12:21:00,229 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 12:21:00,229 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 12:21:00,229 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 12:21:00,230 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 12:21:00,230 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 12:21:00,230 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 12:21:00,230 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 12:21:00,231 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 12:21:00,231 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 12:21:00,231 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 12:21:00,231 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 12:21:00,231 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 12:21:00,231 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 12:21:00,561 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 12:21:00,581 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 12:21:00,584 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 12:21:00,586 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 12:21:00,588 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 12:21:00,589 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec8_product15.cil.c [2020-10-13 12:21:00,649 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2c224e85c/d0135a6285b5440d8380e6fc9aa5029e/FLAG25bab1aa8 [2020-10-13 12:21:01,239 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 12:21:01,239 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec8_product15.cil.c [2020-10-13 12:21:01,260 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2c224e85c/d0135a6285b5440d8380e6fc9aa5029e/FLAG25bab1aa8 [2020-10-13 12:21:01,481 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2c224e85c/d0135a6285b5440d8380e6fc9aa5029e [2020-10-13 12:21:01,488 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 12:21:01,490 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 12:21:01,491 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 12:21:01,492 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 12:21:01,495 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 12:21:01,496 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:21:01" (1/1) ... [2020-10-13 12:21:01,501 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c86cd2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:21:01, skipping insertion in model container [2020-10-13 12:21:01,502 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:21:01" (1/1) ... [2020-10-13 12:21:01,509 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 12:21:01,596 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 12:21:02,412 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 12:21:02,433 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 12:21:02,569 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 12:21:02,684 INFO L208 MainTranslator]: Completed translation [2020-10-13 12:21:02,686 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:21:02 WrapperNode [2020-10-13 12:21:02,686 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 12:21:02,687 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 12:21:02,687 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 12:21:02,688 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 12:21:02,703 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:21:02" (1/1) ... [2020-10-13 12:21:02,705 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:21:02" (1/1) ... [2020-10-13 12:21:02,769 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:21:02" (1/1) ... [2020-10-13 12:21:02,769 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:21:02" (1/1) ... [2020-10-13 12:21:02,833 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:21:02" (1/1) ... [2020-10-13 12:21:02,862 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:21:02" (1/1) ... [2020-10-13 12:21:02,872 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:21:02" (1/1) ... [2020-10-13 12:21:02,886 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 12:21:02,887 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 12:21:02,887 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 12:21:02,887 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 12:21:02,888 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:21:02" (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 12:21:02,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 12:21:02,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 12:21:02,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-13 12:21:02,957 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-10-13 12:21:02,957 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-10-13 12:21:02,958 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-10-13 12:21:02,958 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-10-13 12:21:02,959 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-10-13 12:21:02,959 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-10-13 12:21:02,959 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-10-13 12:21:02,960 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-10-13 12:21:02,960 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-10-13 12:21:02,960 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-10-13 12:21:02,960 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-10-13 12:21:02,961 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-10-13 12:21:02,962 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-10-13 12:21:02,962 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-10-13 12:21:02,962 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-10-13 12:21:02,962 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-10-13 12:21:02,963 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-10-13 12:21:02,964 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-10-13 12:21:02,964 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-10-13 12:21:02,965 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-10-13 12:21:02,965 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-10-13 12:21:02,967 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-10-13 12:21:02,967 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2020-10-13 12:21:02,967 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-10-13 12:21:02,968 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-10-13 12:21:02,968 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Encrypt [2020-10-13 12:21:02,968 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__AutoResponder [2020-10-13 12:21:02,968 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-10-13 12:21:02,968 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-10-13 12:21:02,969 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-10-13 12:21:02,969 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-10-13 12:21:02,969 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-10-13 12:21:02,969 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-10-13 12:21:02,969 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-10-13 12:21:02,969 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2020-10-13 12:21:02,970 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2020-10-13 12:21:02,970 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2020-10-13 12:21:02,970 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-10-13 12:21:02,970 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-10-13 12:21:02,970 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-10-13 12:21:02,971 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-10-13 12:21:02,972 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-10-13 12:21:02,972 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-10-13 12:21:02,972 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-10-13 12:21:02,973 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-10-13 12:21:02,973 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-10-13 12:21:02,973 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-10-13 12:21:02,973 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-10-13 12:21:02,974 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-10-13 12:21:02,974 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-10-13 12:21:02,974 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-10-13 12:21:02,974 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-10-13 12:21:02,974 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-10-13 12:21:02,975 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-10-13 12:21:02,975 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-10-13 12:21:02,975 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-10-13 12:21:02,975 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-10-13 12:21:02,975 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-10-13 12:21:02,975 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-10-13 12:21:02,976 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-10-13 12:21:02,976 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-10-13 12:21:02,976 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-10-13 12:21:02,977 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-10-13 12:21:02,977 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-10-13 12:21:02,977 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-10-13 12:21:02,977 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-10-13 12:21:02,978 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2020-10-13 12:21:02,978 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-10-13 12:21:02,980 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2020-10-13 12:21:02,980 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-10-13 12:21:02,980 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2020-10-13 12:21:02,981 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-10-13 12:21:02,981 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-10-13 12:21:02,981 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-10-13 12:21:02,981 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-13 12:21:02,981 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 12:21:02,981 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2020-10-13 12:21:02,981 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2020-10-13 12:21:02,982 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2020-10-13 12:21:02,982 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2020-10-13 12:21:02,982 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2020-10-13 12:21:02,982 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2020-10-13 12:21:02,982 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2020-10-13 12:21:02,982 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2020-10-13 12:21:02,983 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2020-10-13 12:21:02,983 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2020-10-13 12:21:02,983 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptAutoResponder_spec__1 [2020-10-13 12:21:02,983 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptAutoResponder_spec__2 [2020-10-13 12:21:02,983 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-13 12:21:02,983 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2020-10-13 12:21:02,983 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-10-13 12:21:02,984 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2020-10-13 12:21:02,984 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-10-13 12:21:02,984 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-10-13 12:21:02,984 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-10-13 12:21:02,984 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-13 12:21:02,985 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-10-13 12:21:02,985 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-13 12:21:02,985 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-13 12:21:02,985 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-13 12:21:02,985 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-13 12:21:02,985 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-13 12:21:02,986 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-13 12:21:02,986 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-13 12:21:02,986 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-13 12:21:02,986 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-13 12:21:02,986 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-13 12:21:02,987 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 12:21:02,987 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 12:21:02,987 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-10-13 12:21:02,987 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-10-13 12:21:02,987 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-10-13 12:21:02,988 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-10-13 12:21:02,988 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-10-13 12:21:02,989 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-10-13 12:21:02,989 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-10-13 12:21:02,990 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-10-13 12:21:02,990 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-10-13 12:21:02,990 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-10-13 12:21:02,990 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-10-13 12:21:02,991 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-10-13 12:21:02,991 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-10-13 12:21:02,992 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-10-13 12:21:02,992 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-10-13 12:21:02,996 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-10-13 12:21:02,996 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-10-13 12:21:02,996 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-10-13 12:21:02,997 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-10-13 12:21:02,997 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-10-13 12:21:02,997 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-10-13 12:21:02,997 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-13 12:21:02,998 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-13 12:21:02,998 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-10-13 12:21:02,999 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-10-13 12:21:02,999 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-10-13 12:21:02,999 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-10-13 12:21:02,999 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-10-13 12:21:02,999 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-10-13 12:21:02,999 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-10-13 12:21:02,999 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-10-13 12:21:03,007 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-10-13 12:21:03,007 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-10-13 12:21:03,007 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-10-13 12:21:03,007 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-10-13 12:21:03,008 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-10-13 12:21:03,008 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-10-13 12:21:03,008 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-10-13 12:21:03,008 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-10-13 12:21:03,008 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-10-13 12:21:03,008 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2020-10-13 12:21:03,008 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2020-10-13 12:21:03,009 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2020-10-13 12:21:03,009 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptAutoResponder_spec__2 [2020-10-13 12:21:03,009 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-13 12:21:03,010 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2020-10-13 12:21:03,010 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Encrypt [2020-10-13 12:21:03,010 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__AutoResponder [2020-10-13 12:21:03,010 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptAutoResponder_spec__1 [2020-10-13 12:21:03,010 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-10-13 12:21:03,010 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-10-13 12:21:03,011 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-10-13 12:21:03,011 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-10-13 12:21:03,011 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-10-13 12:21:03,011 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-10-13 12:21:03,011 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-10-13 12:21:03,011 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-10-13 12:21:03,011 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-10-13 12:21:03,012 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-10-13 12:21:03,013 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-10-13 12:21:03,013 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-10-13 12:21:03,013 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-10-13 12:21:03,013 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-10-13 12:21:03,013 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-10-13 12:21:03,014 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-10-13 12:21:03,014 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-10-13 12:21:03,014 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-10-13 12:21:03,014 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-10-13 12:21:03,015 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-10-13 12:21:03,015 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-10-13 12:21:03,015 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-10-13 12:21:03,015 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-10-13 12:21:03,015 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-13 12:21:03,015 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-13 12:21:03,015 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-13 12:21:03,016 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-10-13 12:21:03,016 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-10-13 12:21:03,016 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-10-13 12:21:03,016 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-10-13 12:21:03,016 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-10-13 12:21:03,016 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-13 12:21:03,016 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-13 12:21:03,016 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 12:21:03,017 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2020-10-13 12:21:03,017 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2020-10-13 12:21:03,017 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2020-10-13 12:21:03,017 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2020-10-13 12:21:03,017 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2020-10-13 12:21:03,017 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2020-10-13 12:21:03,017 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2020-10-13 12:21:03,018 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2020-10-13 12:21:03,018 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2020-10-13 12:21:03,018 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2020-10-13 12:21:03,018 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2020-10-13 12:21:03,018 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2020-10-13 12:21:03,018 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2020-10-13 12:21:03,018 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-13 12:21:03,018 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-10-13 12:21:03,019 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-10-13 12:21:03,019 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-10-13 12:21:03,019 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2020-10-13 12:21:03,019 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2020-10-13 12:21:03,019 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-10-13 12:21:03,019 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-13 12:21:03,019 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-13 12:21:03,020 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-13 12:21:03,020 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-13 12:21:03,020 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-13 12:21:03,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-13 12:21:03,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-13 12:21:03,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-13 12:21:03,020 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-13 12:21:03,020 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-13 12:21:03,021 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-13 12:21:03,021 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-13 12:21:03,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-13 12:21:03,021 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-13 12:21:03,021 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-13 12:21:03,021 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-13 12:21:03,021 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-13 12:21:03,022 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 12:21:03,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-13 12:21:03,022 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 12:21:04,883 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 12:21:04,883 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-13 12:21:04,891 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:21:04 BoogieIcfgContainer [2020-10-13 12:21:04,891 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 12:21:04,892 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 12:21:04,892 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 12:21:04,896 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 12:21:04,896 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:21:01" (1/3) ... [2020-10-13 12:21:04,897 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ed429f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:21:04, skipping insertion in model container [2020-10-13 12:21:04,897 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:21:02" (2/3) ... [2020-10-13 12:21:04,897 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ed429f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:21:04, skipping insertion in model container [2020-10-13 12:21:04,898 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:21:04" (3/3) ... [2020-10-13 12:21:04,899 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec8_product15.cil.c [2020-10-13 12:21:04,910 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 12:21:04,919 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 12:21:04,934 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 12:21:04,960 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 12:21:04,960 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 12:21:04,960 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 12:21:04,961 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 12:21:04,961 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 12:21:04,961 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 12:21:04,961 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 12:21:04,961 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 12:21:04,990 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states. [2020-10-13 12:21:05,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-10-13 12:21:05,008 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:21:05,009 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 12:21:05,010 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:21:05,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:21:05,016 INFO L82 PathProgramCache]: Analyzing trace with hash 1184146621, now seen corresponding path program 1 times [2020-10-13 12:21:05,025 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:21:05,026 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1799512642] [2020-10-13 12:21:05,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:21:05,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:05,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:05,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:05,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:06,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:09,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:09,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:10,548 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:10,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 215 [2020-10-13 12:21:10,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 12:21:10,549 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5016 [2020-10-13 12:21:10,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:10,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:10,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 121 [2020-10-13 12:21:10,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:10,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-13 12:21:12,326 WARN L193 SmtUtils]: Spent 1.62 s on a formula simplification that was a NOOP. DAG size: 556 [2020-10-13 12:21:12,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:21:12,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:12,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:12,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:12,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:21:12,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:12,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-10-13 12:21:12,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:12,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:12,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:12,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:12,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:21:12,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:21:12,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:12,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:12,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:12,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:21:12,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:12,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:12,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:12,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:12,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:12,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:12,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:12,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:21:12,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:12,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:12,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:12,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:21:12,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:12,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:12,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:12,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:12,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:12,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:12,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:12,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:21:12,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:12,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:12,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:12,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:21:12,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:12,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:12,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:12,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:12,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:12,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:12,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:12,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:21:12,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:12,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:12,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:12,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:12,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:14,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:17,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:17,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:21:17,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:21:17,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-13 12:21:17,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:17,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:17,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:17,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:17,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:17,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:21:17,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:17,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:17,530 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:17,530 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:21:17,531 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:17,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:21:17,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:17,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:17,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:17,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:17,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:17,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:21:17,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:17,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:17,647 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:17,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:21:17,648 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:17,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:21:17,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:17,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:17,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:17,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:17,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:17,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:21:17,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:17,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:17,658 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:17,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:17,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:17,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:21:17,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:17,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:17,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:17,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:17,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:17,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:21:17,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:17,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:17,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:17,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:17,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:17,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:17,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:17,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:17,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:17,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:17,688 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:17,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 12:21:17,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:17,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:17,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:17,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:21:17,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:17,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 12:21:17,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:17,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:17,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:17,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:17,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-13 12:21:17,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:21:17,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:17,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:17,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:17,719 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:21:17,719 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:17,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:21:17,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:17,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:17,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:17,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:17,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:21:17,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:21:17,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:17,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:17,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:17,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:17,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:17,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:17,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:17,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:17,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:17,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:17,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:17,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:21:17,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:17,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:17,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:17,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:17,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:17,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:17,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:17,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:17,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:17,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:17,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:17,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:21:17,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:17,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:17,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:17,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:21:17,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:17,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 12:21:17,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:17,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:17,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:17,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:17,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:17,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:21:17,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:17,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:17,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:17,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:21:17,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:17,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:21:17,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:17,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:17,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:17,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:17,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:17,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:21:17,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:17,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:17,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:17,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:17,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:17,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:21:17,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:17,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:17,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:17,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:17,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:21:17,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:21:17,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:17,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:17,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:17,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:17,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:17,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:17,779 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:17,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:17,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:17,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:17,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:17,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-13 12:21:17,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:17,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:17,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:17,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:21:17,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:17,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 12:21:17,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:17,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:17,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 12:21:17,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:17,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:21:17,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:21:17,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:17,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:17,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:17,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:17,861 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:17,861 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:17,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:17,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:17,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:17,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:17,862 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:17,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:21:17,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:17,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:17,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:17,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:17,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:17,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:17,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:17,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:17,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:17,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:17,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:17,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-13 12:21:17,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:17,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:17,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:17,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:17,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:17,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:17,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:17,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:17,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:21:17,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:17,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:17,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-13 12:21:17,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:17,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:17,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:17,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:21:17,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:17,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:17,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:17,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:17,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 12:21:17,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:17,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:17,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-13 12:21:17,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:17,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:17,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:17,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:17,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:17,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:17,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:17,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:17,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:21:17,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:17,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:17,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-13 12:21:17,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:17,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:17,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:17,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:17,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:17,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:21:17,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:17,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:17,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:21:17,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:17,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-13 12:21:17,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-13 12:21:17,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:17,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:17,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:17,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:17,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:17,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:17,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:17,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:17,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:21:17,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:17,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:18,003 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 12:21:18,003 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1799512642] [2020-10-13 12:21:18,005 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:21:18,006 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-13 12:21:18,007 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1778936831] [2020-10-13 12:21:18,015 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-13 12:21:18,015 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:21:18,030 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-13 12:21:18,031 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2020-10-13 12:21:18,033 INFO L87 Difference]: Start difference. First operand 470 states. Second operand 10 states. [2020-10-13 12:21:31,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:21:31,063 INFO L93 Difference]: Finished difference Result 971 states and 1426 transitions. [2020-10-13 12:21:31,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-13 12:21:31,064 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 145 [2020-10-13 12:21:31,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:21:31,088 INFO L225 Difference]: With dead ends: 971 [2020-10-13 12:21:31,088 INFO L226 Difference]: Without dead ends: 692 [2020-10-13 12:21:31,097 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=147, Invalid=315, Unknown=0, NotChecked=0, Total=462 [2020-10-13 12:21:31,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 692 states. [2020-10-13 12:21:31,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 692 to 423. [2020-10-13 12:21:31,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 423 states. [2020-10-13 12:21:31,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 423 states and 564 transitions. [2020-10-13 12:21:31,350 INFO L78 Accepts]: Start accepts. Automaton has 423 states and 564 transitions. Word has length 145 [2020-10-13 12:21:31,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:21:31,351 INFO L479 AbstractCegarLoop]: Abstraction has 423 states and 564 transitions. [2020-10-13 12:21:31,351 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-13 12:21:31,351 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 564 transitions. [2020-10-13 12:21:31,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-10-13 12:21:31,357 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:21:31,357 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 12:21:31,358 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 12:21:31,358 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:21:31,358 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:21:31,358 INFO L82 PathProgramCache]: Analyzing trace with hash -723770535, now seen corresponding path program 1 times [2020-10-13 12:21:31,358 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:21:31,359 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1285995408] [2020-10-13 12:21:31,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:21:31,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:31,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:31,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:31,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:31,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:31,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:36,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:36,433 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 216 [2020-10-13 12:21:36,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:21:36,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-13 12:21:36,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:36,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:21:36,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-13 12:21:36,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-13 12:21:36,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:38,028 WARN L193 SmtUtils]: Spent 1.43 s on a formula simplification that was a NOOP. DAG size: 556 [2020-10-13 12:21:38,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:21:38,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:38,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:38,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:38,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:21:38,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:38,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-10-13 12:21:38,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:38,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:38,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:38,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:38,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:38,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:21:38,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:38,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:38,129 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:38,129 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:21:38,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:38,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:21:38,130 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:38,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:38,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:38,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:38,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:38,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:21:38,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:38,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:38,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:38,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:21:38,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:38,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:21:38,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:38,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:38,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:38,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:38,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:38,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:21:38,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:38,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:38,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:38,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:21:38,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:38,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:38,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:38,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:38,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:38,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:38,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:38,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:21:38,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:38,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:38,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:38,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:38,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:39,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:43,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:43,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:21:43,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:21:43,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-13 12:21:43,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:43,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:43,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:43,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:43,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:43,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:21:43,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:43,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:43,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:43,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:21:43,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:43,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:21:43,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:43,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:43,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:43,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:43,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:43,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:21:43,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:43,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:43,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:43,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:21:43,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:43,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:43,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:43,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:43,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:43,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:43,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:43,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:21:43,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:43,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:43,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:43,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:43,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:43,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:43,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:43,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:43,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:43,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:43,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:43,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:21:43,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:43,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:43,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:43,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:43,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:43,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:43,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:43,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:43,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:43,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:43,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:43,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 12:21:43,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:43,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:43,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:43,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:21:43,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:43,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:21:43,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:43,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:43,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:43,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:43,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:43,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:21:43,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:43,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:43,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:43,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:21:43,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:43,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:43,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:43,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:43,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:43,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:43,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:43,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:21:43,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:43,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:43,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:43,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:43,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:43,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:21:43,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:43,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:43,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:43,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:43,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:43,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:21:43,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:43,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:43,290 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:43,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:43,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:43,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:21:43,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:43,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:43,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:43,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:43,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:43,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:21:43,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:43,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:43,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:43,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:21:43,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:43,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:21:43,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:43,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:43,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:43,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:43,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:43,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:21:43,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:43,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:43,303 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:43,303 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:21:43,303 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:43,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:43,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:43,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:43,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:43,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:43,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:43,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:21:43,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:43,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:43,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:43,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:43,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:43,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:43,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:43,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:43,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:43,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:43,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:43,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:21:43,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:43,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:43,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:43,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:43,315 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:43,315 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:43,315 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:43,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:43,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:43,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:43,316 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:43,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-13 12:21:43,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:43,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:43,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:43,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:21:43,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:43,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:21:43,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:43,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:43,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 12:21:43,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:43,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:43,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:21:43,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:43,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:43,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:43,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:43,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:43,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:43,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:43,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:43,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:43,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:43,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:43,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:21:43,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:43,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:43,404 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:43,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:43,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:43,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:21:43,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:43,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:43,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:21:43,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:43,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:43,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-13 12:21:43,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:43,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:43,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:43,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:43,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:43,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:43,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:43,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:43,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:21:43,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:43,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:43,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-13 12:21:43,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:43,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:43,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:43,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:21:43,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:43,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:43,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:43,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:43,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 12:21:43,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:43,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:43,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-13 12:21:43,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:43,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:43,425 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:43,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:43,425 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:43,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:43,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:43,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:43,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:21:43,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:43,426 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:43,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-13 12:21:43,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:43,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:43,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:43,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:43,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:43,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:43,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:43,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:43,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:21:43,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:43,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:43,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-13 12:21:43,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:43,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:43,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:21:43,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:21:43,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:21:43,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:21:43,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:21:43,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:21:43,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:21:43,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:21:43,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:21:43,511 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 12:21:43,512 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1285995408] [2020-10-13 12:21:43,513 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:21:43,513 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-13 12:21:43,513 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [957761036] [2020-10-13 12:21:43,517 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 12:21:43,518 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:21:43,518 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 12:21:43,518 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-13 12:21:43,519 INFO L87 Difference]: Start difference. First operand 423 states and 564 transitions. Second operand 11 states. [2020-10-13 12:21:48,349 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification that was a NOOP. DAG size: 559 [2020-10-13 12:21:59,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:21:59,205 INFO L93 Difference]: Finished difference Result 886 states and 1260 transitions. [2020-10-13 12:21:59,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-13 12:21:59,206 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 146 [2020-10-13 12:21:59,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:21:59,214 INFO L225 Difference]: With dead ends: 886 [2020-10-13 12:21:59,214 INFO L226 Difference]: Without dead ends: 695 [2020-10-13 12:21:59,216 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=106, Invalid=200, Unknown=0, NotChecked=0, Total=306 [2020-10-13 12:21:59,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 695 states. [2020-10-13 12:21:59,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 695 to 425. [2020-10-13 12:21:59,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 425 states. [2020-10-13 12:21:59,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 425 states and 566 transitions. [2020-10-13 12:21:59,386 INFO L78 Accepts]: Start accepts. Automaton has 425 states and 566 transitions. Word has length 146 [2020-10-13 12:21:59,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:21:59,387 INFO L479 AbstractCegarLoop]: Abstraction has 425 states and 566 transitions. [2020-10-13 12:21:59,387 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-13 12:21:59,387 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 566 transitions. [2020-10-13 12:21:59,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2020-10-13 12:21:59,390 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:21:59,391 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:21:59,391 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-13 12:21:59,391 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:21:59,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:21:59,391 INFO L82 PathProgramCache]: Analyzing trace with hash -203920503, now seen corresponding path program 1 times [2020-10-13 12:21:59,392 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:21:59,392 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [717983765] [2020-10-13 12:21:59,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:21:59,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:21:59,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:59,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:59,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:59,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:59,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:59,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:21:59,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:00,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:02,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:03,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:04,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:04,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 226 [2020-10-13 12:22:04,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-13 12:22:04,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-13 12:22:04,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:04,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:22:04,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-13 12:22:04,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:22:04,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:05,799 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 556 [2020-10-13 12:22:05,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:22:05,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:05,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:05,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:05,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:22:05,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:05,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-13 12:22:05,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:05,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:05,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:05,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:05,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:05,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:22:05,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:05,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:05,872 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:05,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:22:05,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:05,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:22:05,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:05,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:05,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:05,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:05,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:05,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:22:05,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:05,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:05,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:05,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:22:05,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:05,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:22:05,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:05,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:05,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:05,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:05,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:05,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:22:05,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:05,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:05,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:05,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:22:05,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:05,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:22:05,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:05,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:05,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:05,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:05,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:05,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:22:05,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:05,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:05,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:05,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:05,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:06,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:10,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:10,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:22:10,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:22:10,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4505 [2020-10-13 12:22:10,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:10,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:10,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:10,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:10,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:10,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:22:10,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:10,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:10,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:10,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:22:10,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:10,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:22:10,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:10,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:10,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:10,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:10,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:10,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:22:10,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:10,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:10,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:10,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:22:10,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:10,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:22:10,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:10,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:10,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:10,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:10,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:10,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:22:10,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:10,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:10,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:10,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:10,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:10,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:22:10,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:10,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:10,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:10,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:10,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:10,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:22:10,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:10,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:10,525 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:10,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:10,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:10,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:22:10,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:10,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:10,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:10,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:10,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:10,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 12:22:10,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:10,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:10,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:10,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:22:10,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:10,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:22:10,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:10,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:10,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:10,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:10,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:10,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:22:10,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:10,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:10,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:10,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:22:10,542 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:10,542 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:22:10,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:10,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:10,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:10,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:10,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:10,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:22:10,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:10,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:10,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:10,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:10,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:10,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:22:10,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:10,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:10,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:10,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:10,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:10,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:22:10,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:10,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:10,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:10,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:10,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:10,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:22:10,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:10,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:10,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:10,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:10,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:10,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:22:10,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:10,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:10,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:10,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:22:10,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:10,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:22:10,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:10,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:10,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:10,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:10,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:10,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:22:10,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:10,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:10,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:10,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:22:10,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:10,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:22:10,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:10,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:10,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:10,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:10,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:10,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:22:10,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:10,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:10,574 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:10,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:10,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:10,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:22:10,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:10,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:10,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:10,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:10,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:10,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:22:10,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:10,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:10,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:10,580 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:10,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:10,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:22:10,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:10,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:10,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:10,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:10,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:10,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-13 12:22:10,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:10,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:10,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:10,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:22:10,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:10,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:22:10,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:10,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:10,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 12:22:10,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:10,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:10,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:22:10,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:10,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:10,650 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:10,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:10,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:10,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:22:10,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:10,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:10,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:10,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:10,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:10,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:22:10,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:10,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:10,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:10,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:10,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:10,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:22:10,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:10,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:10,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:10,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:10,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:10,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-13 12:22:10,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:10,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:10,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:10,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:10,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:10,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:22:10,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:10,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:10,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:22:10,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:10,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:10,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-13 12:22:10,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:10,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:10,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:10,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:22:10,684 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:10,684 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:22:10,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:10,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:10,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 12:22:10,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:10,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:10,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-13 12:22:10,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:10,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:10,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:10,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:10,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:10,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:22:10,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:10,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:10,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:22:10,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:10,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:10,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-13 12:22:10,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:10,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:10,693 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:10,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:10,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:10,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:22:10,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:10,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:10,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:22:10,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:10,694 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:10,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-13 12:22:10,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:10,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:10,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:10,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:10,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:10,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:22:10,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:10,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:10,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:22:10,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:10,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:10,743 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 12:22:10,743 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [717983765] [2020-10-13 12:22:10,743 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:22:10,744 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-13 12:22:10,744 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [786869859] [2020-10-13 12:22:10,744 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 12:22:10,745 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:22:10,745 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 12:22:10,745 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-13 12:22:10,745 INFO L87 Difference]: Start difference. First operand 425 states and 566 transitions. Second operand 11 states. [2020-10-13 12:22:15,136 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification that was a NOOP. DAG size: 559 [2020-10-13 12:22:27,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:22:27,906 INFO L93 Difference]: Finished difference Result 1177 states and 1748 transitions. [2020-10-13 12:22:27,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-13 12:22:27,913 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 156 [2020-10-13 12:22:27,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:22:27,922 INFO L225 Difference]: With dead ends: 1177 [2020-10-13 12:22:27,922 INFO L226 Difference]: Without dead ends: 817 [2020-10-13 12:22:27,924 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=133, Invalid=247, Unknown=0, NotChecked=0, Total=380 [2020-10-13 12:22:27,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 817 states. [2020-10-13 12:22:28,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 817 to 465. [2020-10-13 12:22:28,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 465 states. [2020-10-13 12:22:28,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 465 states and 635 transitions. [2020-10-13 12:22:28,172 INFO L78 Accepts]: Start accepts. Automaton has 465 states and 635 transitions. Word has length 156 [2020-10-13 12:22:28,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:22:28,172 INFO L479 AbstractCegarLoop]: Abstraction has 465 states and 635 transitions. [2020-10-13 12:22:28,172 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-13 12:22:28,172 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 635 transitions. [2020-10-13 12:22:28,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2020-10-13 12:22:28,175 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:22:28,175 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:22:28,176 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-13 12:22:28,176 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:22:28,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:22:28,176 INFO L82 PathProgramCache]: Analyzing trace with hash 203801419, now seen corresponding path program 1 times [2020-10-13 12:22:28,176 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:22:28,177 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [947523210] [2020-10-13 12:22:28,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:22:28,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:28,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:28,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:28,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:28,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:28,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:28,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:28,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:30,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:30,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:33,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:33,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 227 [2020-10-13 12:22:33,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-13 12:22:33,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5027 [2020-10-13 12:22:33,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:33,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:22:33,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-13 12:22:33,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:22:33,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:34,616 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 556 [2020-10-13 12:22:34,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:22:34,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:34,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:34,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:34,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:22:34,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:34,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-13 12:22:34,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:34,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:34,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:34,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:34,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:34,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:22:34,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:34,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:34,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:34,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:22:34,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:34,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:22:34,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:34,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:34,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:34,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:34,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:34,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:22:34,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:34,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:34,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:34,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:22:34,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:34,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:22:34,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:34,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:34,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:34,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:34,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:34,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:22:34,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:34,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:34,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:34,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:22:34,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:34,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:22:34,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:34,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:34,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:34,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:34,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:34,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:22:34,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:34,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:34,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:34,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:34,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:35,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:38,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:38,944 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:22:38,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:22:38,944 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4227 [2020-10-13 12:22:38,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:38,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:38,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:38,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:38,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:38,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:22:38,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:38,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:38,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:38,976 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:22:38,976 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:38,976 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:22:38,976 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:38,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:38,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:38,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:38,977 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:38,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:22:38,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:38,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:38,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:38,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:22:38,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:38,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:22:38,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:38,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:38,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:38,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:38,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:39,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:22:39,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:39,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:39,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:39,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:39,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:39,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:22:39,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:39,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:39,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:39,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:39,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:39,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:22:39,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:39,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:39,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:39,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:39,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:39,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:22:39,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:39,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:39,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:39,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:39,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:39,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 12:22:39,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:39,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:39,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:39,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:22:39,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:39,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:22:39,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:39,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:39,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:39,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:39,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:39,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:22:39,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:39,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:39,035 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:39,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:22:39,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:39,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:22:39,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:39,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:39,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:39,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:39,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:39,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:22:39,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:39,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:39,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:39,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:39,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:39,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:22:39,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:39,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:39,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:39,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:39,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:39,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:22:39,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:39,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:39,042 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:39,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:39,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:39,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:22:39,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:39,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:39,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:39,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:39,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:39,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:22:39,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:39,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:39,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:39,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:22:39,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:39,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:22:39,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:39,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:39,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:39,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:39,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:39,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:22:39,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:39,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:39,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:39,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:22:39,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:39,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:22:39,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:39,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:39,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:39,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:39,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:39,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:22:39,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:39,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:39,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:39,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:39,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:39,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:22:39,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:39,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:39,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:39,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:39,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:39,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:22:39,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:39,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:39,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:39,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:39,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:39,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:22:39,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:39,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:39,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:39,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:39,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:39,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-13 12:22:39,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:39,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:39,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:39,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:22:39,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:39,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:22:39,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:39,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:39,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 12:22:39,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:39,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:39,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:22:39,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:39,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:39,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:39,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:39,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:39,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:22:39,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:39,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:39,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:39,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:39,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:39,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:22:39,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:39,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:39,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:39,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:39,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:39,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:22:39,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:39,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:39,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:22:39,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:39,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:39,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-13 12:22:39,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:39,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:39,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:39,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:39,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:39,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:22:39,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:39,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:39,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:22:39,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:39,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:39,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-13 12:22:39,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:39,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:39,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:39,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:22:39,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:39,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:22:39,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:39,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:39,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 12:22:39,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:39,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:39,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-13 12:22:39,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:39,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:39,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:39,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:39,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:39,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:22:39,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:39,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:39,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:22:39,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:39,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:39,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-10-13 12:22:39,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:39,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:39,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:39,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:39,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:39,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:22:39,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:39,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:39,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:22:39,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:39,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:39,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-10-13 12:22:39,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:39,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:39,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:22:39,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:22:39,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:22:39,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:22:39,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:22:39,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:22:39,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:22:39,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:22:39,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:22:39,211 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 12:22:39,211 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [947523210] [2020-10-13 12:22:39,212 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:22:39,212 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-13 12:22:39,212 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1837842452] [2020-10-13 12:22:39,212 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 12:22:39,213 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:22:39,213 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 12:22:39,213 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-13 12:22:39,213 INFO L87 Difference]: Start difference. First operand 465 states and 635 transitions. Second operand 11 states. [2020-10-13 12:22:43,767 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification that was a NOOP. DAG size: 559 [2020-10-13 12:22:56,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:22:56,340 INFO L93 Difference]: Finished difference Result 1448 states and 2261 transitions. [2020-10-13 12:22:56,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-13 12:22:56,341 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 157 [2020-10-13 12:22:56,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:22:56,349 INFO L225 Difference]: With dead ends: 1448 [2020-10-13 12:22:56,349 INFO L226 Difference]: Without dead ends: 1048 [2020-10-13 12:22:56,352 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=133, Invalid=247, Unknown=0, NotChecked=0, Total=380 [2020-10-13 12:22:56,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1048 states. [2020-10-13 12:22:56,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1048 to 542. [2020-10-13 12:22:56,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 542 states. [2020-10-13 12:22:56,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 542 states and 767 transitions. [2020-10-13 12:22:56,551 INFO L78 Accepts]: Start accepts. Automaton has 542 states and 767 transitions. Word has length 157 [2020-10-13 12:22:56,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:22:56,552 INFO L479 AbstractCegarLoop]: Abstraction has 542 states and 767 transitions. [2020-10-13 12:22:56,552 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-13 12:22:56,552 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 767 transitions. [2020-10-13 12:22:56,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2020-10-13 12:22:56,556 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:22:56,556 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:22:56,556 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-13 12:22:56,556 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:22:56,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:22:56,557 INFO L82 PathProgramCache]: Analyzing trace with hash -1434303959, now seen corresponding path program 1 times [2020-10-13 12:22:56,557 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:22:56,557 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1648710543] [2020-10-13 12:22:56,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:22:56,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:22:56,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:56,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:56,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:56,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:56,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:57,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:57,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:22:57,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:01,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:01,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 228 [2020-10-13 12:23:01,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-13 12:23:01,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-13 12:23:01,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:01,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:23:01,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-13 12:23:01,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-13 12:23:01,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:02,955 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 556 [2020-10-13 12:23:02,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:23:02,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:02,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:03,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:03,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:23:03,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:03,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-13 12:23:03,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:03,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:03,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:03,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:03,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:03,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:23:03,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:03,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:03,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:03,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:23:03,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:03,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:23:03,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:03,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:03,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:03,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:03,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:03,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:23:03,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:03,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:03,025 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:03,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:23:03,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:03,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:23:03,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:03,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:03,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:03,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:03,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:03,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:23:03,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:03,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:03,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:03,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:23:03,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:03,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:23:03,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:03,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:03,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:03,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:03,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:03,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:23:03,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:03,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:03,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:03,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:03,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:03,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:07,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:07,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:23:07,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:23:07,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4304 [2020-10-13 12:23:07,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:07,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:07,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:07,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:07,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:07,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:23:07,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:07,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:07,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:07,396 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:23:07,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:07,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:23:07,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:07,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:07,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:07,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:07,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:07,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:23:07,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:07,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:07,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:07,417 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:23:07,417 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:07,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:23:07,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:07,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:07,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:07,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:07,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:07,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:23:07,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:07,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:07,420 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:07,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:23:07,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:07,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:23:07,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:07,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:07,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:07,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:07,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:07,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:23:07,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:07,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:07,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:07,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:23:07,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:07,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:23:07,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:07,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:07,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:07,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:07,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:07,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 12:23:07,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:07,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:07,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:07,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:23:07,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:07,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:23:07,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:07,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:07,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:07,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:07,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:07,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:23:07,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:07,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:07,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:07,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:23:07,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:07,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:23:07,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:07,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:07,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:07,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:07,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:07,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:23:07,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:07,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:07,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:07,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:23:07,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:07,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:23:07,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:07,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:07,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:07,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:07,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:07,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:23:07,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:07,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:07,460 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:07,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:23:07,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:07,461 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:23:07,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:07,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:07,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:07,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:07,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:07,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:23:07,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:07,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:07,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:07,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:23:07,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:07,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:23:07,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:07,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:07,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:07,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:07,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:07,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:23:07,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:07,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:07,473 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:07,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:23:07,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:07,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:23:07,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:07,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:07,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:07,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:07,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:07,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:23:07,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:07,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:07,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:07,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:23:07,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:07,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:23:07,479 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:07,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:07,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:07,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:07,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:07,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:23:07,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:07,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:07,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:07,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:23:07,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:07,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:23:07,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:07,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:07,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:07,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:07,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:07,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-13 12:23:07,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:07,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:07,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:07,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:23:07,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:07,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:23:07,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:07,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:07,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 12:23:07,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:07,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:07,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:23:07,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:07,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:07,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:07,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:23:07,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:07,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:23:07,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:07,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:07,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:07,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:07,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:07,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:23:07,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:07,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:07,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:07,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:23:07,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:07,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:23:07,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:07,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:07,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:07,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:07,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:07,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-13 12:23:07,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:07,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:07,572 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:07,572 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:23:07,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:07,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:23:07,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:07,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:07,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:23:07,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:07,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:07,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-13 12:23:07,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:07,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:07,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:07,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:23:07,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:07,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:23:07,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:07,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:07,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 12:23:07,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:07,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:07,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-13 12:23:07,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:07,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:07,580 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:07,580 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:23:07,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:07,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:23:07,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:07,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:07,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:23:07,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:07,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:07,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-13 12:23:07,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:07,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:07,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:07,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:23:07,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:07,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:23:07,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:07,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:07,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:23:07,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:07,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:07,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-13 12:23:07,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:07,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:07,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:07,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:23:07,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:07,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:23:07,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:07,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:07,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:23:07,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:07,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:07,622 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 12:23:07,622 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1648710543] [2020-10-13 12:23:07,623 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:23:07,623 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-13 12:23:07,623 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1527865327] [2020-10-13 12:23:07,624 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 12:23:07,624 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:23:07,624 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 12:23:07,624 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-13 12:23:07,624 INFO L87 Difference]: Start difference. First operand 542 states and 767 transitions. Second operand 11 states. [2020-10-13 12:23:10,884 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 559 [2020-10-13 12:23:22,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:23:22,588 INFO L93 Difference]: Finished difference Result 1969 states and 3239 transitions. [2020-10-13 12:23:22,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-13 12:23:22,589 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 158 [2020-10-13 12:23:22,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:23:22,601 INFO L225 Difference]: With dead ends: 1969 [2020-10-13 12:23:22,602 INFO L226 Difference]: Without dead ends: 1492 [2020-10-13 12:23:22,605 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=133, Invalid=247, Unknown=0, NotChecked=0, Total=380 [2020-10-13 12:23:22,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1492 states. [2020-10-13 12:23:23,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1492 to 690. [2020-10-13 12:23:23,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 690 states. [2020-10-13 12:23:23,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 690 states and 1019 transitions. [2020-10-13 12:23:23,032 INFO L78 Accepts]: Start accepts. Automaton has 690 states and 1019 transitions. Word has length 158 [2020-10-13 12:23:23,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:23:23,033 INFO L479 AbstractCegarLoop]: Abstraction has 690 states and 1019 transitions. [2020-10-13 12:23:23,033 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-13 12:23:23,033 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 1019 transitions. [2020-10-13 12:23:23,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2020-10-13 12:23:23,037 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:23:23,037 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:23:23,038 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-13 12:23:23,039 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:23:23,039 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:23:23,039 INFO L82 PathProgramCache]: Analyzing trace with hash 2050061483, now seen corresponding path program 1 times [2020-10-13 12:23:23,039 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:23:23,039 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [661521559] [2020-10-13 12:23:23,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:23:23,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:23,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:23,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:23,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:23,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:23,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:28,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:28,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 229 [2020-10-13 12:23:28,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:23:28,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-13 12:23:28,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:28,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:23:28,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-13 12:23:28,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-13 12:23:28,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:29,488 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification that was a NOOP. DAG size: 556 [2020-10-13 12:23:29,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:23:29,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:29,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:29,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:29,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:23:29,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:29,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-13 12:23:29,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:29,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:29,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:29,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:29,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:29,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:23:29,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:29,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:29,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:29,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:23:29,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:29,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:23:29,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:29,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:29,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:29,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:29,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:29,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:23:29,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:29,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:29,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:29,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:23:29,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:29,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:23:29,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:29,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:29,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:29,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:29,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:29,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:23:29,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:29,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:29,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:29,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:23:29,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:29,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:23:29,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:29,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:29,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:29,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:29,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:29,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:23:29,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:29,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:29,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:29,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:29,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:30,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:34,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:34,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:23:34,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:23:34,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4488 [2020-10-13 12:23:34,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:34,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:34,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:34,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:34,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:34,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:23:34,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:34,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:34,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:34,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:23:34,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:34,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:23:34,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:34,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:34,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:34,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:34,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:34,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:23:34,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:34,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:34,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:34,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:23:34,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:34,125 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:23:34,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:34,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:34,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:34,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:34,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:34,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:23:34,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:34,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:34,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:34,129 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:23:34,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:34,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:23:34,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:34,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:34,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:34,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:34,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:34,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:23:34,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:34,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:34,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:34,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:23:34,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:34,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:23:34,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:34,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:34,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:34,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:34,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:34,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 12:23:34,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:34,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:34,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:34,157 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:23:34,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:34,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:23:34,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:34,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:34,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:34,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:34,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:34,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:23:34,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:34,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:34,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:34,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:23:34,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:34,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:23:34,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:34,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:34,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:34,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:34,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:34,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:23:34,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:34,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:34,165 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:34,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:23:34,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:34,165 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:23:34,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:34,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:34,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:34,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:34,166 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:34,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:23:34,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:34,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:34,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:34,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:23:34,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:34,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:23:34,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:34,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:34,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:34,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:34,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:34,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:23:34,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:34,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:34,174 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:34,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:23:34,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:34,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:23:34,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:34,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:34,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:34,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:34,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:34,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:23:34,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:34,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:34,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:34,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:23:34,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:34,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:23:34,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:34,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:34,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:34,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:34,180 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:34,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:23:34,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:34,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:34,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:34,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:23:34,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:34,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:23:34,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:34,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:34,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:34,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:34,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:34,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:23:34,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:34,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:34,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:34,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:23:34,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:34,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:23:34,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:34,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:34,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:34,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:34,186 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:34,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-13 12:23:34,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:34,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:34,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:34,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:23:34,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:34,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:23:34,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:34,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:34,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 12:23:34,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:34,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:34,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:23:34,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:34,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:34,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:34,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:23:34,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:34,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:23:34,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:34,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:34,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:34,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:34,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:34,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:23:34,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:34,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:34,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:34,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:23:34,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:34,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:23:34,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:34,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:34,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:23:34,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:34,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:34,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-13 12:23:34,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:34,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:34,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:34,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:23:34,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:34,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:23:34,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:34,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:34,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:23:34,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:34,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:34,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-13 12:23:34,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:34,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:34,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:34,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:23:34,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:34,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:23:34,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:34,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:34,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 12:23:34,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:34,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:34,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-13 12:23:34,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:34,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:34,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:34,273 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:23:34,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:34,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:23:34,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:34,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:34,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:23:34,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:34,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:34,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-10-13 12:23:34,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:34,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:34,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:34,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:23:34,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:34,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:23:34,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:34,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:34,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:23:34,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:34,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:34,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2020-10-13 12:23:34,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:34,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:34,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:34,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:23:34,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:23:34,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:23:34,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:34,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:23:34,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:23:34,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:23:34,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:23:34,317 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 12:23:34,317 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [661521559] [2020-10-13 12:23:34,317 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:23:34,317 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-13 12:23:34,318 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [603135029] [2020-10-13 12:23:34,318 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 12:23:34,318 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:23:34,319 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 12:23:34,319 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-13 12:23:34,319 INFO L87 Difference]: Start difference. First operand 690 states and 1019 transitions. Second operand 11 states. [2020-10-13 12:23:38,659 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 559 [2020-10-13 12:23:52,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:23:52,731 INFO L93 Difference]: Finished difference Result 2969 states and 5099 transitions. [2020-10-13 12:23:52,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-13 12:23:52,732 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 159 [2020-10-13 12:23:52,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:23:52,755 INFO L225 Difference]: With dead ends: 2969 [2020-10-13 12:23:52,755 INFO L226 Difference]: Without dead ends: 2344 [2020-10-13 12:23:52,762 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=133, Invalid=247, Unknown=0, NotChecked=0, Total=380 [2020-10-13 12:23:52,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2344 states. [2020-10-13 12:23:53,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2344 to 974. [2020-10-13 12:23:53,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 974 states. [2020-10-13 12:23:53,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 974 states to 974 states and 1499 transitions. [2020-10-13 12:23:53,936 INFO L78 Accepts]: Start accepts. Automaton has 974 states and 1499 transitions. Word has length 159 [2020-10-13 12:23:53,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:23:53,938 INFO L479 AbstractCegarLoop]: Abstraction has 974 states and 1499 transitions. [2020-10-13 12:23:53,938 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-13 12:23:53,938 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1499 transitions. [2020-10-13 12:23:53,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-10-13 12:23:53,943 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:23:53,943 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:23:53,944 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-13 12:23:53,944 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:23:53,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:23:53,944 INFO L82 PathProgramCache]: Analyzing trace with hash 978028745, now seen corresponding path program 1 times [2020-10-13 12:23:53,944 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:23:53,946 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [143669290] [2020-10-13 12:23:53,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:23:53,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:23:54,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:54,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:54,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:54,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:54,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:54,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:57,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:23:58,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:23:58,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 230 [2020-10-13 12:23:58,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-13 12:23:58,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-13 12:23:58,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:23:58,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:23:58,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-13 12:23:58,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 12:23:59,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:00,355 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 556 [2020-10-13 12:24:00,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:24:00,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:00,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:00,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:00,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:24:00,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:00,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-13 12:24:00,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:00,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:00,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:24:00,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:00,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:00,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:24:00,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:00,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:00,420 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:00,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:24:00,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:00,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:24:00,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:00,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:00,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:24:00,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:00,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:00,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:24:00,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:00,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:00,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:00,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:24:00,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:00,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:24:00,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:00,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:00,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:24:00,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:00,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:00,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:24:00,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:00,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:00,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:00,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:24:00,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:00,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:24:00,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:00,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:00,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:24:00,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:00,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:00,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:24:00,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:00,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:00,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:00,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:00,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:01,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:04,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:04,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:24:04,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:24:04,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4156 [2020-10-13 12:24:04,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:04,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:04,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:24:04,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:04,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:04,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:24:04,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:04,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:04,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:04,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:24:04,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:04,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:24:04,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:04,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:04,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:24:04,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:04,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:04,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:24:04,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:04,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:04,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:04,681 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:24:04,681 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:04,681 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:24:04,681 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:04,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:04,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:24:04,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:04,682 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:04,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:24:04,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:04,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:04,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:04,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:24:04,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:04,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:24:04,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:04,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:04,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:24:04,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:04,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:04,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:24:04,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:04,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:04,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:04,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:24:04,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:04,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:24:04,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:04,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:04,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:24:04,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:04,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:04,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 12:24:04,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:04,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:04,718 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:04,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:24:04,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:04,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:24:04,719 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:04,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:04,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:24:04,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:04,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:04,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:24:04,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:04,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:04,725 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:04,725 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:24:04,725 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:04,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:24:04,726 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:04,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:04,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:24:04,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:04,726 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:04,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:24:04,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:04,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:04,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:04,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:24:04,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:04,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:24:04,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:04,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:04,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:24:04,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:04,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:04,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:24:04,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:04,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:04,732 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:04,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:24:04,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:04,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:24:04,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:04,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:04,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:24:04,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:04,733 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:04,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:24:04,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:04,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:04,738 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:04,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:24:04,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:04,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:24:04,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:04,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:04,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:24:04,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:04,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:04,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:24:04,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:04,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:04,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:04,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:24:04,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:04,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:24:04,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:04,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:04,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:24:04,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:04,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:04,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:24:04,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:04,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:04,790 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:04,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:24:04,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:04,790 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:24:04,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:04,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:04,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:24:04,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:04,791 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:04,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:24:04,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:04,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:04,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:04,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:24:04,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:04,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:24:04,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:04,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:04,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:24:04,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:04,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:04,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-13 12:24:04,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:04,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:04,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:04,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:24:04,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:04,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:24:04,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:04,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:04,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 12:24:04,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:04,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:04,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:24:04,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:04,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:04,847 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:04,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:24:04,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:04,848 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:24:04,848 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:04,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:04,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:24:04,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:04,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:04,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:24:04,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:04,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:04,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:04,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:24:04,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:04,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:24:04,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:04,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:04,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:24:04,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:04,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:04,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-13 12:24:04,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:04,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:04,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:04,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:24:04,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:04,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:24:04,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:04,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:04,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:24:04,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:04,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:04,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-13 12:24:04,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:04,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:04,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:04,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:24:04,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:04,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:24:04,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:04,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:04,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 12:24:04,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:04,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:04,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-13 12:24:04,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:04,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:04,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:04,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:24:04,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:04,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:24:04,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:04,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:04,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:24:04,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:04,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:04,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-13 12:24:04,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:04,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:04,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:04,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:24:04,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:04,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:24:04,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:04,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:04,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:24:04,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:04,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:04,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-13 12:24:04,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:04,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:04,886 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:04,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:24:04,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:04,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:24:04,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:04,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:04,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:24:04,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:04,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:04,920 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 12:24:04,921 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [143669290] [2020-10-13 12:24:04,921 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:24:04,921 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-13 12:24:04,921 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1044077418] [2020-10-13 12:24:04,921 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 12:24:04,922 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:24:04,922 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 12:24:04,922 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-13 12:24:04,922 INFO L87 Difference]: Start difference. First operand 974 states and 1499 transitions. Second operand 11 states. [2020-10-13 12:24:08,436 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification that was a NOOP. DAG size: 559 [2020-10-13 12:24:21,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:24:21,628 INFO L93 Difference]: Finished difference Result 4885 states and 8627 transitions. [2020-10-13 12:24:21,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-13 12:24:21,629 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 160 [2020-10-13 12:24:21,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:24:21,656 INFO L225 Difference]: With dead ends: 4885 [2020-10-13 12:24:21,656 INFO L226 Difference]: Without dead ends: 3976 [2020-10-13 12:24:21,664 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=133, Invalid=247, Unknown=0, NotChecked=0, Total=380 [2020-10-13 12:24:21,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3976 states. [2020-10-13 12:24:22,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3976 to 1518. [2020-10-13 12:24:22,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1518 states. [2020-10-13 12:24:22,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1518 states to 1518 states and 2411 transitions. [2020-10-13 12:24:22,680 INFO L78 Accepts]: Start accepts. Automaton has 1518 states and 2411 transitions. Word has length 160 [2020-10-13 12:24:22,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:24:22,681 INFO L479 AbstractCegarLoop]: Abstraction has 1518 states and 2411 transitions. [2020-10-13 12:24:22,681 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-13 12:24:22,681 INFO L276 IsEmpty]: Start isEmpty. Operand 1518 states and 2411 transitions. [2020-10-13 12:24:22,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2020-10-13 12:24:22,687 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:24:22,688 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:24:22,688 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-13 12:24:22,688 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:24:22,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:24:22,688 INFO L82 PathProgramCache]: Analyzing trace with hash -588079097, now seen corresponding path program 1 times [2020-10-13 12:24:22,689 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:24:22,689 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1537147874] [2020-10-13 12:24:22,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:24:22,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:22,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:22,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:22,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:22,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:23,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:23,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:27,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:27,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 236 [2020-10-13 12:24:27,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 12:24:27,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-13 12:24:27,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:27,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 12:24:27,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-13 12:24:27,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-13 12:24:27,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:29,108 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification that was a NOOP. DAG size: 556 [2020-10-13 12:24:29,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:24:29,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:29,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:29,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:29,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:24:29,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:29,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-13 12:24:29,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:29,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:29,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:24:29,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:29,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:29,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:24:29,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:29,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:29,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:29,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:24:29,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:29,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:24:29,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:29,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:29,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:24:29,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:29,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:29,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:24:29,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:29,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:29,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:29,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:24:29,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:29,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:24:29,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:29,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:29,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:24:29,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:29,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:29,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:24:29,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:29,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:29,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:29,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:24:29,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:29,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:24:29,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:29,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:29,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:24:29,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:29,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:29,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:24:29,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:29,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:29,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:29,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:29,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:33,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:33,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:24:33,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 12:24:33,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3978 [2020-10-13 12:24:33,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:33,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 12:24:33,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-13 12:24:33,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-13 12:24:33,180 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:33,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:24:33,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:33,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:33,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:33,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:24:33,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:33,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:24:33,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:33,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:33,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:24:33,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:33,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:33,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:24:33,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:33,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:33,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:33,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:24:33,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:33,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:24:33,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:33,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:33,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:24:33,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:33,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:33,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:24:33,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:33,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:33,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:33,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:24:33,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:33,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:24:33,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:33,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:33,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:24:33,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:33,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:33,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:24:33,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:33,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:33,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:33,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:24:33,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:33,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:24:33,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:33,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:33,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:24:33,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:33,309 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:33,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 12:24:33,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:33,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:33,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:33,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:33,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:24:33,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 12:24:33,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 60 [2020-10-13 12:24:33,374 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:33,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 12:24:33,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 12:24:33,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 12:24:33,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:33,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:24:33,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:33,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:33,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:33,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:24:33,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:33,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:24:33,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:33,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:24:33,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:24:33,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-13 12:24:33,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:33,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:24:33,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:33,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:33,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:33,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:24:33,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:33,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:24:33,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:33,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:33,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:24:33,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:33,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:33,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:24:33,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:33,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:33,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:33,433 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:24:33,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:33,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:24:33,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:33,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:24:33,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:24:33,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:24:33,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:33,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:24:33,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:33,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:33,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:33,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:24:33,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:33,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 12:24:33,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:33,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:33,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-13 12:24:33,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:33,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-13 12:24:33,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:24:33,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:33,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:33,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:33,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:24:33,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:33,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:24:33,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:33,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:33,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:24:33,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:33,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:33,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:24:33,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:33,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:33,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:33,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:24:33,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:33,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:24:33,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:33,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:33,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:24:33,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:33,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:33,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:24:33,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:33,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:33,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:33,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:24:33,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:33,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:24:33,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:33,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:33,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:24:33,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:33,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:33,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-13 12:24:33,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:33,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:33,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:33,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 12:24:33,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:33,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:24:33,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:33,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:33,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-13 12:24:33,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:33,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:33,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:24:33,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:33,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:33,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:33,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:24:33,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:33,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:24:33,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:33,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:33,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:24:33,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:33,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:33,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-13 12:24:33,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:33,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:33,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:33,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:24:33,633 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:33,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:24:33,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:33,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:33,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 12:24:33,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:33,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:33,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:24:33,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:33,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:33,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:33,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:24:33,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:33,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:24:33,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:33,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:33,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:24:33,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:33,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:33,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:24:33,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:33,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:33,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:33,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:24:33,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:33,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:24:33,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:33,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:33,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:24:33,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:33,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:33,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-13 12:24:33,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:33,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:33,702 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:33,702 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:24:33,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:33,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:24:33,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:33,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:33,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:24:33,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:33,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:33,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-13 12:24:33,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:33,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:33,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:33,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:24:33,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:33,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:24:33,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:33,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:33,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 12:24:33,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:33,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:33,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-13 12:24:33,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:33,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:33,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:33,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:24:33,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:33,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:24:33,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:33,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:33,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:24:33,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:33,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:33,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-13 12:24:33,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:33,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:33,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:33,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:24:33,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:33,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:24:33,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:33,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:33,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:24:33,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:33,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:33,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-10-13 12:24:33,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:24:33,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:24:33,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:24:33,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:24:33,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:24:33,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:24:33,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:24:33,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:24:33,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:24:33,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:24:33,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:24:33,769 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-10-13 12:24:33,770 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1537147874] [2020-10-13 12:24:33,770 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 12:24:33,770 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-10-13 12:24:33,770 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [956858838] [2020-10-13 12:24:33,771 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-13 12:24:33,771 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:24:33,771 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-13 12:24:33,772 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=196, Unknown=0, NotChecked=0, Total=240 [2020-10-13 12:24:33,772 INFO L87 Difference]: Start difference. First operand 1518 states and 2411 transitions. Second operand 16 states. [2020-10-13 12:24:36,207 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 559 [2020-10-13 12:24:38,185 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification that was a NOOP. DAG size: 562 [2020-10-13 12:24:39,977 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 562