/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_spec4_product18.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 12:06:44,158 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 12:06:44,160 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 12:06:44,188 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 12:06:44,188 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 12:06:44,189 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 12:06:44,197 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 12:06:44,199 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 12:06:44,201 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 12:06:44,202 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 12:06:44,204 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 12:06:44,205 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 12:06:44,205 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 12:06:44,207 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 12:06:44,208 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 12:06:44,211 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 12:06:44,212 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 12:06:44,212 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 12:06:44,216 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 12:06:44,219 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 12:06:44,220 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 12:06:44,224 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 12:06:44,225 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 12:06:44,226 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 12:06:44,237 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 12:06:44,237 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 12:06:44,238 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 12:06:44,238 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 12:06:44,239 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 12:06:44,239 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 12:06:44,240 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 12:06:44,240 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 12:06:44,245 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 12:06:44,246 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 12:06:44,247 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 12:06:44,247 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 12:06:44,248 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 12:06:44,248 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 12:06:44,248 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 12:06:44,249 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 12:06:44,250 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 12:06:44,251 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 12:06:44,287 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 12:06:44,287 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 12:06:44,289 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 12:06:44,289 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 12:06:44,289 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 12:06:44,289 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 12:06:44,290 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-13 12:06:44,290 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 12:06:44,290 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-13 12:06:44,290 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 12:06:44,291 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 12:06:44,291 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 12:06:44,292 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 12:06:44,292 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-13 12:06:44,292 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 12:06:44,293 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 12:06:44,293 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 12:06:44,293 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 12:06:44,293 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 12:06:44,293 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 12:06:44,294 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 12:06:44,294 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 12:06:44,294 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 12:06:44,294 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 12:06:44,294 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 12:06:44,295 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 12:06:44,295 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 12:06:44,295 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 12:06:44,295 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 12:06:44,295 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 12:06:44,565 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 12:06:44,577 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 12:06:44,581 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 12:06:44,582 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 12:06:44,582 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 12:06:44,583 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec4_product18.cil.c [2020-10-13 12:06:44,637 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d671c1ee4/ce52c907be5e4a158f253b58b185ea28/FLAG9703417e2 [2020-10-13 12:06:45,264 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 12:06:45,265 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec4_product18.cil.c [2020-10-13 12:06:45,293 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d671c1ee4/ce52c907be5e4a158f253b58b185ea28/FLAG9703417e2 [2020-10-13 12:06:45,451 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d671c1ee4/ce52c907be5e4a158f253b58b185ea28 [2020-10-13 12:06:45,460 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 12:06:45,461 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 12:06:45,462 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 12:06:45,462 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 12:06:45,467 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 12:06:45,468 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:06:45" (1/1) ... [2020-10-13 12:06:45,472 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4391f3d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:06:45, skipping insertion in model container [2020-10-13 12:06:45,472 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:06:45" (1/1) ... [2020-10-13 12:06:45,482 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 12:06:45,565 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 12:06:46,247 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 12:06:46,265 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 12:06:46,430 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 12:06:46,517 INFO L208 MainTranslator]: Completed translation [2020-10-13 12:06:46,519 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:06:46 WrapperNode [2020-10-13 12:06:46,519 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 12:06:46,520 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 12:06:46,520 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 12:06:46,520 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 12:06:46,534 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:06:46" (1/1) ... [2020-10-13 12:06:46,536 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:06:46" (1/1) ... [2020-10-13 12:06:46,580 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:06:46" (1/1) ... [2020-10-13 12:06:46,580 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:06:46" (1/1) ... [2020-10-13 12:06:46,650 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:06:46" (1/1) ... [2020-10-13 12:06:46,693 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:06:46" (1/1) ... [2020-10-13 12:06:46,712 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:06:46" (1/1) ... [2020-10-13 12:06:46,742 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 12:06:46,744 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 12:06:46,744 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 12:06:46,744 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 12:06:46,745 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:06:46" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 12:06:46,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 12:06:46,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 12:06:46,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-13 12:06:46,843 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-10-13 12:06:46,843 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-10-13 12:06:46,844 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-10-13 12:06:46,844 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-10-13 12:06:46,845 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-10-13 12:06:46,845 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-10-13 12:06:46,846 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-10-13 12:06:46,846 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-10-13 12:06:46,846 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-10-13 12:06:46,846 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-10-13 12:06:46,847 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-10-13 12:06:46,847 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-10-13 12:06:46,848 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-10-13 12:06:46,848 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-10-13 12:06:46,848 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-10-13 12:06:46,849 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-10-13 12:06:46,849 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-10-13 12:06:46,849 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-10-13 12:06:46,849 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-10-13 12:06:46,850 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-10-13 12:06:46,850 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-10-13 12:06:46,851 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-10-13 12:06:46,851 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-10-13 12:06:46,851 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-10-13 12:06:46,851 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-10-13 12:06:46,852 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-10-13 12:06:46,852 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-10-13 12:06:46,852 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-10-13 12:06:46,852 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-10-13 12:06:46,853 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-10-13 12:06:46,853 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-10-13 12:06:46,853 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-10-13 12:06:46,854 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-10-13 12:06:46,854 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-10-13 12:06:46,854 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-10-13 12:06:46,854 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-10-13 12:06:46,855 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-10-13 12:06:46,856 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-10-13 12:06:46,856 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-10-13 12:06:46,856 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-10-13 12:06:46,857 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-10-13 12:06:46,857 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-10-13 12:06:46,857 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-10-13 12:06:46,857 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-10-13 12:06:46,857 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-10-13 12:06:46,858 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-10-13 12:06:46,858 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-10-13 12:06:46,858 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-10-13 12:06:46,858 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-10-13 12:06:46,859 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-10-13 12:06:46,859 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2020-10-13 12:06:46,859 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-10-13 12:06:46,860 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2020-10-13 12:06:46,860 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-10-13 12:06:46,860 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2020-10-13 12:06:46,860 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-10-13 12:06:46,860 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-10-13 12:06:46,860 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-10-13 12:06:46,861 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-13 12:06:46,861 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 12:06:46,861 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2020-10-13 12:06:46,861 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2020-10-13 12:06:46,861 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2020-10-13 12:06:46,862 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2020-10-13 12:06:46,862 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2020-10-13 12:06:46,862 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2020-10-13 12:06:46,863 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2020-10-13 12:06:46,863 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2020-10-13 12:06:46,863 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2020-10-13 12:06:46,864 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2020-10-13 12:06:46,865 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__AutoResponder [2020-10-13 12:06:46,865 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Sign [2020-10-13 12:06:46,865 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-10-13 12:06:46,865 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-10-13 12:06:46,865 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-10-13 12:06:46,865 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-10-13 12:06:46,865 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-13 12:06:46,866 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-13 12:06:46,866 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-13 12:06:46,866 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-13 12:06:46,866 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-13 12:06:46,866 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-13 12:06:46,866 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-13 12:06:46,867 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-13 12:06:46,867 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-13 12:06:46,867 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-13 12:06:46,867 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-13 12:06:46,867 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__SignForward_spec__1 [2020-10-13 12:06:46,867 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-10-13 12:06:46,868 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2020-10-13 12:06:46,868 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-10-13 12:06:46,868 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-10-13 12:06:46,868 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Keys [2020-10-13 12:06:46,868 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2020-10-13 12:06:46,868 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-10-13 12:06:46,869 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-10-13 12:06:46,869 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-10-13 12:06:46,869 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-10-13 12:06:46,869 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-10-13 12:06:46,869 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-10-13 12:06:46,869 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-10-13 12:06:46,870 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2020-10-13 12:06:46,870 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2020-10-13 12:06:46,870 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2020-10-13 12:06:46,870 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2020-10-13 12:06:46,870 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2020-10-13 12:06:46,870 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-13 12:06:46,871 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-10-13 12:06:46,871 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 12:06:46,871 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 12:06:46,871 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-10-13 12:06:46,871 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-10-13 12:06:46,872 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-10-13 12:06:46,872 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-10-13 12:06:46,873 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-10-13 12:06:46,873 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-10-13 12:06:46,873 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-10-13 12:06:46,874 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-10-13 12:06:46,874 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-10-13 12:06:46,874 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-10-13 12:06:46,875 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-10-13 12:06:46,875 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-10-13 12:06:46,875 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-10-13 12:06:46,876 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-10-13 12:06:46,879 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-10-13 12:06:46,879 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-10-13 12:06:46,880 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-10-13 12:06:46,880 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-10-13 12:06:46,880 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-10-13 12:06:46,881 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-10-13 12:06:46,881 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-10-13 12:06:46,882 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-10-13 12:06:46,882 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-10-13 12:06:46,882 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-10-13 12:06:46,882 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-10-13 12:06:46,882 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-10-13 12:06:46,883 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-10-13 12:06:46,883 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-10-13 12:06:46,883 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-10-13 12:06:46,883 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-10-13 12:06:46,890 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-10-13 12:06:46,890 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-10-13 12:06:46,891 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-10-13 12:06:46,891 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-10-13 12:06:46,892 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-10-13 12:06:46,892 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-10-13 12:06:46,892 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-10-13 12:06:46,892 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-10-13 12:06:46,892 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-10-13 12:06:46,892 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-10-13 12:06:46,892 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-10-13 12:06:46,892 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-10-13 12:06:46,893 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-10-13 12:06:46,893 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-10-13 12:06:46,893 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-10-13 12:06:46,893 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-10-13 12:06:46,893 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-10-13 12:06:46,894 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-10-13 12:06:46,894 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-10-13 12:06:46,894 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-10-13 12:06:46,894 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-13 12:06:46,894 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-13 12:06:46,894 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-13 12:06:46,894 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-13 12:06:46,895 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-13 12:06:46,895 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-10-13 12:06:46,895 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-10-13 12:06:46,896 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-10-13 12:06:46,896 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-10-13 12:06:46,896 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-10-13 12:06:46,896 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2020-10-13 12:06:46,896 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-10-13 12:06:46,896 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-10-13 12:06:46,896 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-10-13 12:06:46,896 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-10-13 12:06:46,897 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-10-13 12:06:46,897 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-13 12:06:46,897 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-13 12:06:46,897 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 12:06:46,897 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2020-10-13 12:06:46,897 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2020-10-13 12:06:46,897 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2020-10-13 12:06:46,897 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2020-10-13 12:06:46,898 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2020-10-13 12:06:46,898 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2020-10-13 12:06:46,898 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2020-10-13 12:06:46,898 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2020-10-13 12:06:46,898 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2020-10-13 12:06:46,898 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2020-10-13 12:06:46,898 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2020-10-13 12:06:46,898 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2020-10-13 12:06:46,898 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2020-10-13 12:06:46,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-13 12:06:46,899 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-10-13 12:06:46,899 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-10-13 12:06:46,899 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-10-13 12:06:46,899 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-10-13 12:06:46,899 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__AutoResponder [2020-10-13 12:06:46,899 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Sign [2020-10-13 12:06:46,899 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-13 12:06:46,900 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-13 12:06:46,900 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-13 12:06:46,900 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-13 12:06:46,900 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-13 12:06:46,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-13 12:06:46,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-13 12:06:46,900 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-13 12:06:46,900 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-13 12:06:46,900 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-13 12:06:46,901 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-13 12:06:46,901 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-13 12:06:46,901 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-13 12:06:46,901 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-13 12:06:46,901 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-13 12:06:46,901 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-13 12:06:46,901 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-13 12:06:46,901 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-13 12:06:46,902 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__SignForward_spec__1 [2020-10-13 12:06:46,902 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-10-13 12:06:46,902 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-10-13 12:06:46,902 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-10-13 12:06:46,902 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-10-13 12:06:46,902 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-10-13 12:06:46,902 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2020-10-13 12:06:46,902 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2020-10-13 12:06:46,902 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2020-10-13 12:06:46,903 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2020-10-13 12:06:46,903 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2020-10-13 12:06:46,903 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Keys [2020-10-13 12:06:46,903 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2020-10-13 12:06:46,903 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-10-13 12:06:46,903 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 12:06:46,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-13 12:06:46,903 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 12:06:48,931 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 12:06:48,932 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-13 12:06:48,939 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:06:48 BoogieIcfgContainer [2020-10-13 12:06:48,939 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 12:06:48,941 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 12:06:48,941 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 12:06:48,944 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 12:06:48,944 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:06:45" (1/3) ... [2020-10-13 12:06:48,945 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3287eeaf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:06:48, skipping insertion in model container [2020-10-13 12:06:48,945 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:06:46" (2/3) ... [2020-10-13 12:06:48,946 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3287eeaf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:06:48, skipping insertion in model container [2020-10-13 12:06:48,946 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:06:48" (3/3) ... [2020-10-13 12:06:48,947 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec4_product18.cil.c [2020-10-13 12:06:48,959 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 12:06:48,970 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 12:06:48,983 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 12:06:49,015 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 12:06:49,017 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 12:06:49,017 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 12:06:49,017 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 12:06:49,018 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 12:06:49,018 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 12:06:49,018 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 12:06:49,018 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 12:06:49,050 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states. [2020-10-13 12:06:49,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2020-10-13 12:06:49,072 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:06:49,073 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:06:49,073 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:06:49,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:06:49,080 INFO L82 PathProgramCache]: Analyzing trace with hash -463084793, now seen corresponding path program 1 times [2020-10-13 12:06:49,086 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:06:49,086 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1755361002] [2020-10-13 12:06:49,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:06:49,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:06:49,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:06:49,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:06:50,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:06:50,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:06:51,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:06:54,572 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:06:54,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 220 [2020-10-13 12:06:54,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:06:54,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-13 12:06:54,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:06:54,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:06:54,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 121 [2020-10-13 12:06:54,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:06:54,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-13 12:06:56,418 WARN L193 SmtUtils]: Spent 1.68 s on a formula simplification that was a NOOP. DAG size: 541 [2020-10-13 12:06:56,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:06:56,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:06:56,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:06:56,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:06:56,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:06:56,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:06:56,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 83 [2020-10-13 12:06:56,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:06:56,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:06:56,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:06:56,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:06:56,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:06:56,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:06:56,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:06:56,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:06:56,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:06:56,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:06:56,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:06:56,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:06:56,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:06:56,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:06:56,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:06:56,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:06:56,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:06:56,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:06:56,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:06:56,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:06:56,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:06:56,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:06:56,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:06:56,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:06:56,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:06:56,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:06:56,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:06:56,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:06:56,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:06:56,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:06:56,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:06:56,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:06:56,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:06:56,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:06:56,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:06:56,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:06:56,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:06:56,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:06:56,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:06:56,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:06:56,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:06:56,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:06:56,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:06:56,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:06:56,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:06:56,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:06:56,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:06:58,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:01,650 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:01,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:07:01,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:07:01,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-13 12:07:01,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:01,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:01,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:01,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:01,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:01,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:07:01,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:01,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:01,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:01,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:07:01,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:01,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:07:01,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:01,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:01,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:01,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:01,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:01,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:07:01,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:01,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:01,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:01,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:07:01,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:01,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:07:01,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:01,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:01,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:01,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:01,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:01,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:07:01,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:01,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:01,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:01,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:01,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:01,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:07:01,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:01,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:01,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:01,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:01,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:01,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:07:01,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:01,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:01,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:01,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:01,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:01,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:07:01,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:01,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:01,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:01,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:01,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:01,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 12:07:01,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:01,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:01,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:01,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:07:01,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:01,790 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:07:01,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:01,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:01,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:01,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:01,791 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:01,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:07:01,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:01,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:01,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:01,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:07:01,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:01,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:07:01,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:01,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:01,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:01,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:01,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:07:01,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:07:01,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:01,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:01,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:01,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:01,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:01,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:07:01,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:01,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:01,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:01,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:01,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:07:01,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:07:01,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:01,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:01,817 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:01,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:01,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:01,818 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:07:01,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:01,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:01,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:01,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:01,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:01,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:07:01,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:01,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:01,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:01,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:07:01,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:01,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:07:01,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:01,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:01,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:01,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:01,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:07:01,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:07:01,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:01,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:01,838 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:01,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:07:01,839 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:01,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:07:01,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:01,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:01,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:01,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:01,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:07:01,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:07:01,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:01,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:01,848 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:01,848 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:01,848 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:01,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:07:01,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:01,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:01,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:01,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:01,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:07:01,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:07:01,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:01,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:01,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:01,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:01,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:01,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:07:01,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:01,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:01,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:01,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:01,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:07:01,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-13 12:07:01,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:01,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:01,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:01,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:07:01,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:01,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:07:01,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:01,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:01,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 12:07:01,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:01,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:01,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:07:01,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:01,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:01,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:01,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:01,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:01,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:07:01,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:01,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:01,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:01,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:01,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:01,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:07:01,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:01,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:01,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:01,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:01,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:01,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:07:01,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:01,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:01,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:01,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:01,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:01,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-13 12:07:01,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:01,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:01,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:01,976 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 12:07:01,976 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:01,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:07:01,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:01,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:01,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 12:07:01,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:01,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:01,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:07:01,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:01,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:01,982 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:01,982 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:01,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:01,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:07:01,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:01,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:01,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:01,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:01,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:01,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-13 12:07:01,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:01,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:01,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:01,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:01,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:01,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:07:01,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:01,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:01,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:07:01,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:01,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:01,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-13 12:07:01,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:01,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:01,994 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:01,994 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:01,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:01,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:07:01,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:01,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:01,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:07:01,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:01,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:07:01,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-13 12:07:01,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:01,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:02,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:02,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:02,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:02,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:07:02,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:02,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:02,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:07:02,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:02,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:02,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-13 12:07:02,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:02,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:02,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:02,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:02,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:02,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:07:02,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:02,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:02,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:07:02,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:02,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:02,079 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-10-13 12:07:02,080 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1755361002] [2020-10-13 12:07:02,082 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:07:02,083 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-13 12:07:02,085 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1883994673] [2020-10-13 12:07:02,091 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 12:07:02,091 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:07:02,100 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 12:07:02,101 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2020-10-13 12:07:02,102 INFO L87 Difference]: Start difference. First operand 482 states. Second operand 11 states. [2020-10-13 12:07:17,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:07:17,510 INFO L93 Difference]: Finished difference Result 1148 states and 1750 transitions. [2020-10-13 12:07:17,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2020-10-13 12:07:17,513 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 148 [2020-10-13 12:07:17,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:07:17,537 INFO L225 Difference]: With dead ends: 1148 [2020-10-13 12:07:17,537 INFO L226 Difference]: Without dead ends: 779 [2020-10-13 12:07:17,546 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 460 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=419, Invalid=1303, Unknown=0, NotChecked=0, Total=1722 [2020-10-13 12:07:17,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 779 states. [2020-10-13 12:07:17,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 779 to 437. [2020-10-13 12:07:17,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 437 states. [2020-10-13 12:07:17,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 437 states and 579 transitions. [2020-10-13 12:07:17,857 INFO L78 Accepts]: Start accepts. Automaton has 437 states and 579 transitions. Word has length 148 [2020-10-13 12:07:17,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:07:17,857 INFO L479 AbstractCegarLoop]: Abstraction has 437 states and 579 transitions. [2020-10-13 12:07:17,858 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-13 12:07:17,858 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 579 transitions. [2020-10-13 12:07:17,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2020-10-13 12:07:17,864 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:07:17,864 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:07:17,864 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 12:07:17,865 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:07:17,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:07:17,865 INFO L82 PathProgramCache]: Analyzing trace with hash -348931153, now seen corresponding path program 1 times [2020-10-13 12:07:17,865 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:07:17,866 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [402156661] [2020-10-13 12:07:17,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:07:17,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:17,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:18,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:18,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:18,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:18,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:22,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:22,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 221 [2020-10-13 12:07:22,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:07:22,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-13 12:07:22,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:22,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:07:22,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-13 12:07:22,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-13 12:07:22,928 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:24,252 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 541 [2020-10-13 12:07:24,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:07:24,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:24,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:24,303 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:24,303 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:07:24,303 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:24,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-13 12:07:24,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:24,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:24,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:24,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:24,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:24,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:07:24,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:24,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:24,323 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:24,324 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:07:24,324 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:24,324 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:07:24,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:24,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:24,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:24,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:24,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:24,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:07:24,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:24,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:24,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:24,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:07:24,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:24,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:07:24,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:24,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:24,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:24,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:24,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:24,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:07:24,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:24,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:24,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:24,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:07:24,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:24,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:07:24,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:24,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:24,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:24,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:24,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:24,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:07:24,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:24,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:24,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:24,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:24,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:25,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:29,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:29,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:07:29,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:07:29,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-13 12:07:29,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:29,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:29,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:29,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:29,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:29,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:07:29,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:29,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:29,404 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:29,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:07:29,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:29,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:07:29,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:29,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:29,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:29,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:29,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:29,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:07:29,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:29,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:29,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:29,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:07:29,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:29,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:07:29,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:29,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:29,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:29,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:29,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:29,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:07:29,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:29,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:29,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:29,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:29,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:29,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:07:29,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:29,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:29,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:29,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:29,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:07:29,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:07:29,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:29,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:29,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:29,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:29,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:29,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:07:29,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:29,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:29,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:29,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:29,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:29,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 12:07:29,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:29,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:29,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:29,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:07:29,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:29,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:07:29,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:29,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:29,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:29,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:29,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:29,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:07:29,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:29,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:29,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:29,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:07:29,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:29,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:07:29,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:29,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:29,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:29,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:29,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:29,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:07:29,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:29,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:29,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:29,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:29,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:29,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:07:29,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:29,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:29,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:29,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:29,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:29,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:07:29,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:29,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:29,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:29,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:29,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:29,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:07:29,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:29,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:29,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:29,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:29,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:29,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:07:29,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:29,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:29,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:29,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:07:29,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:29,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:07:29,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:29,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:29,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:29,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:29,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:29,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:07:29,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:29,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:29,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:29,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:07:29,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:29,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:07:29,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:29,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:29,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:29,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:29,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:29,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:07:29,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:29,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:29,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:29,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:29,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:29,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:07:29,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:29,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:29,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:29,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:29,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:29,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:07:29,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:29,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:29,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:29,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:29,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:29,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:07:29,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:29,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:29,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:29,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:29,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:29,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-13 12:07:29,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:29,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:29,555 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:29,555 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:07:29,555 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:29,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:07:29,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:29,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:29,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 12:07:29,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:29,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:29,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:07:29,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:29,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:29,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:29,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:29,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:29,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:07:29,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:29,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:29,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:29,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:29,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:29,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:07:29,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:29,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:29,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:29,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:29,600 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:29,600 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:07:29,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:29,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:29,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:29,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:29,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:29,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-13 12:07:29,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:29,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:29,629 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:29,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 12:07:29,629 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:29,629 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:07:29,629 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:29,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:29,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 12:07:29,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:29,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:29,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:07:29,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:29,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:29,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:29,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:29,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:29,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:07:29,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:29,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:29,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:29,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:29,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:07:29,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-13 12:07:29,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:29,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:29,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:29,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:29,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:29,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:07:29,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:29,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:29,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:07:29,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:29,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:07:29,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-13 12:07:29,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:29,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:29,647 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:29,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:29,648 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:29,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:07:29,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:29,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:29,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:07:29,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:29,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:07:29,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-13 12:07:29,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:29,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:29,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:29,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:29,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:29,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:07:29,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:29,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:29,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:07:29,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:29,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:07:29,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-10-13 12:07:29,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:29,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:29,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:29,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:29,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:29,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:07:29,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:29,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:29,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:07:29,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:29,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:07:29,738 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-10-13 12:07:29,738 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [402156661] [2020-10-13 12:07:29,739 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:07:29,739 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-13 12:07:29,739 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1917713920] [2020-10-13 12:07:29,742 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-13 12:07:29,742 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:07:29,742 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-13 12:07:29,743 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2020-10-13 12:07:29,743 INFO L87 Difference]: Start difference. First operand 437 states and 579 transitions. Second operand 12 states. [2020-10-13 12:07:33,880 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 544 [2020-10-13 12:07:45,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:07:45,837 INFO L93 Difference]: Finished difference Result 987 states and 1396 transitions. [2020-10-13 12:07:45,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-13 12:07:45,839 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 149 [2020-10-13 12:07:45,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:07:45,847 INFO L225 Difference]: With dead ends: 987 [2020-10-13 12:07:45,847 INFO L226 Difference]: Without dead ends: 782 [2020-10-13 12:07:45,850 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=176, Invalid=376, Unknown=0, NotChecked=0, Total=552 [2020-10-13 12:07:45,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 782 states. [2020-10-13 12:07:46,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 782 to 439. [2020-10-13 12:07:46,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 439 states. [2020-10-13 12:07:46,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 439 states and 581 transitions. [2020-10-13 12:07:46,007 INFO L78 Accepts]: Start accepts. Automaton has 439 states and 581 transitions. Word has length 149 [2020-10-13 12:07:46,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:07:46,008 INFO L479 AbstractCegarLoop]: Abstraction has 439 states and 581 transitions. [2020-10-13 12:07:46,008 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-13 12:07:46,008 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 581 transitions. [2020-10-13 12:07:46,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2020-10-13 12:07:46,011 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:07:46,012 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:07:46,012 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-13 12:07:46,012 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:07:46,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:07:46,012 INFO L82 PathProgramCache]: Analyzing trace with hash 1648155391, now seen corresponding path program 1 times [2020-10-13 12:07:46,013 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:07:46,013 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [892828855] [2020-10-13 12:07:46,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:07:46,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:46,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:46,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:46,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:46,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:46,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:46,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:47,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:47,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:48,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:48,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:51,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:51,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-13 12:07:51,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-13 12:07:51,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5027 [2020-10-13 12:07:51,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:51,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:07:51,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-13 12:07:51,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:07:51,089 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:07:52,386 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 541 [2020-10-13 12:07:52,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:07:52,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:52,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:52,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:52,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:07:52,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:52,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-13 12:07:52,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:52,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:52,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:52,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:52,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:52,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:07:52,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:52,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:52,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:52,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:07:52,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:52,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:07:52,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:52,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:52,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:52,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:52,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:52,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:07:52,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:52,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:52,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:52,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:07:52,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:52,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:07:52,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:52,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:52,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:52,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:52,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:52,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:07:52,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:52,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:52,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:52,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:07:52,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:52,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:07:52,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:52,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:52,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:52,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:52,453 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:52,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:07:52,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:52,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:52,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:52,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:52,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:53,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:57,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:57,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:07:57,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:07:57,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4918 [2020-10-13 12:07:57,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:57,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:57,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:57,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:57,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:57,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:07:57,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:57,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:57,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:57,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:07:57,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:57,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:07:57,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:57,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:57,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:57,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:57,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:57,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:07:57,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:57,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:57,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:57,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:07:57,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:57,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:07:57,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:57,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:57,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:57,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:57,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:07:57,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:07:57,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:57,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:57,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:57,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:57,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:57,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:07:57,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:57,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:57,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:57,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:57,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:07:57,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:07:57,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:57,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:57,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:57,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:57,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:57,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:07:57,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:57,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:57,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:57,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:57,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:07:57,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 12:07:57,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:57,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:57,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:57,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:07:57,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:57,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:07:57,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:57,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:57,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:57,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:57,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:07:57,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:07:57,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:57,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:57,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:57,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:07:57,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:57,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:07:57,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:57,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:57,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:57,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:57,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:07:57,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:07:57,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:57,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:57,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:57,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:57,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:57,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:07:57,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:57,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:57,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:57,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:57,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:07:57,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:07:57,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:57,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:57,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:57,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:57,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:57,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:07:57,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:57,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:57,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:57,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:57,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:07:57,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:07:57,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:57,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:57,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:57,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:07:57,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:57,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:07:57,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:57,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:57,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:57,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:57,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:07:57,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:07:57,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:57,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:57,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:57,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:07:57,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:57,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:07:57,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:57,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:57,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:57,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:57,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:07:57,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:07:57,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:57,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:57,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:57,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:57,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:57,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:07:57,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:57,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:57,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:57,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:57,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:07:57,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:07:57,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:57,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:57,611 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:57,611 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:57,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:57,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:07:57,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:57,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:57,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:57,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:57,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:07:57,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-13 12:07:57,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:57,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:57,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:57,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:07:57,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:57,662 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 12:07:57,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:57,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:57,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 12:07:57,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:57,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:07:57,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:07:57,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:57,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:57,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:57,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:57,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:57,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:07:57,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:57,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:57,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:57,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:57,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:07:57,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:07:57,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:57,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:57,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:57,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:57,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:57,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:07:57,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:57,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:57,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:57,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:57,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-13 12:07:57,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-13 12:07:57,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:57,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:57,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:57,775 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 12:07:57,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:57,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:07:57,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:57,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:57,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 12:07:57,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:57,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:07:57,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:07:57,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:57,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:57,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:57,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:57,782 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:57,782 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:07:57,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:57,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:57,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:57,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:57,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:07:57,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-13 12:07:57,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:57,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:57,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:57,788 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:57,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:57,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:07:57,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:57,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:57,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:07:57,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:57,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:07:57,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-13 12:07:57,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:57,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:57,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:57,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:57,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:57,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:07:57,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:57,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:57,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:07:57,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:57,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:07:57,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-13 12:07:57,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:57,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:57,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:57,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:57,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:57,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:07:57,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:57,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:57,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:07:57,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:57,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:57,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2020-10-13 12:07:57,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:57,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:57,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:57,807 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:57,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:57,808 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:07:57,808 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:57,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:57,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:07:57,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:57,809 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:57,859 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-10-13 12:07:57,860 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [892828855] [2020-10-13 12:07:57,860 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:07:57,861 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-13 12:07:57,861 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1826627457] [2020-10-13 12:07:57,862 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-13 12:07:57,862 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:07:57,862 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-13 12:07:57,863 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2020-10-13 12:07:57,864 INFO L87 Difference]: Start difference. First operand 439 states and 581 transitions. Second operand 12 states. [2020-10-13 12:08:01,755 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 544 [2020-10-13 12:08:15,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:08:15,264 INFO L93 Difference]: Finished difference Result 1278 states and 1884 transitions. [2020-10-13 12:08:15,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-13 12:08:15,264 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 159 [2020-10-13 12:08:15,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:08:15,271 INFO L225 Difference]: With dead ends: 1278 [2020-10-13 12:08:15,272 INFO L226 Difference]: Without dead ends: 904 [2020-10-13 12:08:15,274 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=211, Invalid=439, Unknown=0, NotChecked=0, Total=650 [2020-10-13 12:08:15,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 904 states. [2020-10-13 12:08:15,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 904 to 479. [2020-10-13 12:08:15,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 479 states. [2020-10-13 12:08:15,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 479 states and 650 transitions. [2020-10-13 12:08:15,434 INFO L78 Accepts]: Start accepts. Automaton has 479 states and 650 transitions. Word has length 159 [2020-10-13 12:08:15,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:08:15,435 INFO L479 AbstractCegarLoop]: Abstraction has 479 states and 650 transitions. [2020-10-13 12:08:15,435 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-13 12:08:15,435 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 650 transitions. [2020-10-13 12:08:15,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-10-13 12:08:15,438 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:08:15,439 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:08:15,439 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-13 12:08:15,439 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:08:15,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:08:15,439 INFO L82 PathProgramCache]: Analyzing trace with hash -1008974663, now seen corresponding path program 1 times [2020-10-13 12:08:15,440 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:08:15,440 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1464739467] [2020-10-13 12:08:15,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:08:15,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:15,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:15,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:15,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:15,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:15,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:15,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:16,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:16,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:17,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:20,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:20,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 232 [2020-10-13 12:08:20,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-13 12:08:20,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5030 [2020-10-13 12:08:20,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:20,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:08:20,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-13 12:08:20,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:08:20,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:08:22,094 WARN L193 SmtUtils]: Spent 1.49 s on a formula simplification that was a NOOP. DAG size: 541 [2020-10-13 12:08:22,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:08:22,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:22,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:22,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:22,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:08:22,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:22,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-13 12:08:22,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:22,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:22,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:22,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:22,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:22,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:08:22,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:22,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:22,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:22,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:08:22,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:22,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:08:22,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:22,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:22,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:22,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:22,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:22,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:08:22,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:22,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:22,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:22,176 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:08:22,176 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:22,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:08:22,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:22,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:22,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:22,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:22,177 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:22,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:08:22,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:22,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:22,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:22,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:08:22,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:22,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:08:22,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:22,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:22,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:22,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:22,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:22,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:08:22,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:22,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:22,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:22,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:22,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:22,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:25,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:25,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:08:25,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:08:25,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3541 [2020-10-13 12:08:25,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:25,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:25,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:25,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:25,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:25,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:08:25,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:25,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:25,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:25,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:08:25,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:25,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:08:25,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:25,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:25,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:25,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:25,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:25,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:08:25,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:25,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:25,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:25,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:08:25,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:25,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:08:25,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:25,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:25,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:25,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:25,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:25,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:08:25,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:25,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:25,845 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:25,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:25,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:25,846 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:08:25,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:25,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:25,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:25,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:25,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:25,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:08:25,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:25,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:25,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:25,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:25,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:25,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:08:25,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:25,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:25,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:25,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:25,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:25,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 12:08:25,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:25,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:25,875 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:25,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:08:25,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:25,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:08:25,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:25,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:25,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:25,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:25,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:25,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:08:25,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:25,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:25,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:25,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:08:25,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:25,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:08:25,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:25,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:25,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:25,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:25,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:25,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:08:25,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:25,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:25,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:25,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:25,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:25,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:08:25,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:25,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:25,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:25,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:25,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:25,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:08:25,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:25,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:25,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:25,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:25,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:25,896 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:08:25,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:25,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:25,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:25,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:25,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:25,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:08:25,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:25,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:25,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:25,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:08:25,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:25,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:08:25,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:25,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:25,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:25,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:25,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:25,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:08:25,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:25,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:25,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:25,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:08:25,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:25,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:08:25,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:25,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:25,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:25,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:25,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:25,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:08:25,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:25,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:25,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:25,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:25,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:25,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:08:25,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:25,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:25,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:25,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:25,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:25,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:08:25,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:25,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:25,923 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:25,923 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:25,923 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:25,923 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:08:25,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:25,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:25,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:25,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:25,924 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:25,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-13 12:08:25,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:25,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:25,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:25,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:08:25,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:25,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:08:25,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:25,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:25,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 12:08:25,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:25,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:25,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:08:25,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:25,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:25,994 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:25,994 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:25,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:25,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:08:25,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:25,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:25,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:25,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:25,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:08:26,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:08:26,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:26,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:26,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:26,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:26,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:26,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:08:26,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:26,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:26,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:26,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:26,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:08:26,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-13 12:08:26,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:26,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:26,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:26,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 12:08:26,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:26,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:08:26,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:26,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:26,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 12:08:26,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:26,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:08:26,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:08:26,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:26,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:26,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:26,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:26,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:26,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:08:26,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:26,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:26,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:26,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:26,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:08:26,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-13 12:08:26,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:26,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:26,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:26,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:26,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:26,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:08:26,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:26,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:26,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:08:26,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:26,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:08:26,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-13 12:08:26,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:26,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:26,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:26,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:26,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:26,084 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:08:26,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:26,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:26,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:08:26,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:26,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:08:26,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-10-13 12:08:26,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:26,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:26,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:26,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:26,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:26,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:08:26,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:26,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:26,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:08:26,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:26,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:08:26,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-13 12:08:26,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:26,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:26,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:26,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:26,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:26,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:08:26,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:26,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:26,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:08:26,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:26,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:08:26,192 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-10-13 12:08:26,193 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1464739467] [2020-10-13 12:08:26,194 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:08:26,194 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-13 12:08:26,194 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1228575011] [2020-10-13 12:08:26,196 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-13 12:08:26,196 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:08:26,196 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-13 12:08:26,196 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2020-10-13 12:08:26,196 INFO L87 Difference]: Start difference. First operand 479 states and 650 transitions. Second operand 12 states. [2020-10-13 12:08:30,162 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 544 [2020-10-13 12:08:44,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:08:44,448 INFO L93 Difference]: Finished difference Result 1549 states and 2397 transitions. [2020-10-13 12:08:44,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-13 12:08:44,448 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 160 [2020-10-13 12:08:44,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:08:44,457 INFO L225 Difference]: With dead ends: 1549 [2020-10-13 12:08:44,457 INFO L226 Difference]: Without dead ends: 1135 [2020-10-13 12:08:44,459 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=211, Invalid=439, Unknown=0, NotChecked=0, Total=650 [2020-10-13 12:08:44,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1135 states. [2020-10-13 12:08:44,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1135 to 556. [2020-10-13 12:08:44,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 556 states. [2020-10-13 12:08:44,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 556 states and 782 transitions. [2020-10-13 12:08:44,747 INFO L78 Accepts]: Start accepts. Automaton has 556 states and 782 transitions. Word has length 160 [2020-10-13 12:08:44,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:08:44,748 INFO L479 AbstractCegarLoop]: Abstraction has 556 states and 782 transitions. [2020-10-13 12:08:44,748 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-13 12:08:44,748 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 782 transitions. [2020-10-13 12:08:44,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-10-13 12:08:44,752 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:08:44,752 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:08:44,753 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-13 12:08:44,753 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:08:44,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:08:44,753 INFO L82 PathProgramCache]: Analyzing trace with hash 1166153695, now seen corresponding path program 1 times [2020-10-13 12:08:44,753 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:08:44,754 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [106412390] [2020-10-13 12:08:44,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:08:44,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:44,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:44,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:44,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:45,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:45,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:49,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:49,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 233 [2020-10-13 12:08:49,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:08:49,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5022 [2020-10-13 12:08:49,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:49,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:08:49,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-13 12:08:49,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-13 12:08:49,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:51,193 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 541 [2020-10-13 12:08:51,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:08:51,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:51,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:51,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:51,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:08:51,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:51,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-13 12:08:51,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:51,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:51,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:51,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:51,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:51,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:08:51,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:51,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:51,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:51,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:08:51,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:51,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:08:51,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:51,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:51,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:51,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:51,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:51,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:08:51,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:51,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:51,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:51,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:08:51,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:51,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:08:51,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:51,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:51,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:51,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:51,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:51,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:08:51,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:51,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:51,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:51,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:08:51,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:51,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:08:51,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:51,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:51,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:51,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:51,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:51,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:08:51,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:51,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:51,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:51,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:51,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:51,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:54,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:54,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:08:54,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:08:54,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3685 [2020-10-13 12:08:54,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:54,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:54,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:54,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:54,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:55,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:08:55,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:55,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:55,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:55,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:08:55,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:55,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:08:55,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:55,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:55,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:55,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:55,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:55,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:08:55,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:55,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:55,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:55,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:08:55,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:55,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:08:55,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:55,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:55,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:55,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:55,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:55,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:08:55,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:55,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:55,033 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:55,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:55,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:55,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:08:55,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:55,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:55,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:55,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:55,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:55,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:08:55,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:55,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:55,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:55,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:55,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:55,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:08:55,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:55,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:55,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:55,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:55,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:55,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 12:08:55,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:55,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:55,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:55,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:08:55,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:55,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:08:55,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:55,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:55,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:55,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:55,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:55,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:08:55,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:55,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:55,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:55,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:08:55,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:55,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:08:55,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:55,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:55,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:55,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:55,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:55,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:08:55,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:55,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:55,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:55,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:55,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:55,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:08:55,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:55,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:55,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:55,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:55,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:55,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:08:55,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:55,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:55,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:55,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:55,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:55,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:08:55,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:55,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:55,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:55,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:55,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:55,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:08:55,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:55,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:55,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:55,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:08:55,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:55,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:08:55,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:55,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:55,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:55,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:55,089 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:55,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:08:55,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:55,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:55,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:55,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:08:55,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:55,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:08:55,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:55,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:55,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:55,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:55,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:55,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:08:55,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:55,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:55,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:55,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:55,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:55,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:08:55,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:55,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:55,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:55,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:55,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:55,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:08:55,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:55,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:55,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:55,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:55,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:55,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:08:55,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:55,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:55,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:55,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:55,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:55,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-13 12:08:55,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:55,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:55,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:55,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:08:55,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:55,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:08:55,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:55,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:55,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 12:08:55,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:55,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:55,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:08:55,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:55,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:55,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:55,157 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:55,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:55,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:08:55,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:55,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:55,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:55,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:55,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:55,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:08:55,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:55,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:55,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:55,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:55,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:55,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:08:55,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:55,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:55,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:55,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:55,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:55,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-13 12:08:55,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:55,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:55,210 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:55,210 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 12:08:55,211 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:55,211 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:08:55,211 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:55,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:55,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 12:08:55,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:55,211 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:55,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:08:55,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:55,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:55,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:55,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:55,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:55,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:08:55,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:55,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:55,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:55,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:55,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:55,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-13 12:08:55,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:55,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:55,216 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:55,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:55,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:55,217 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:08:55,217 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:55,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:55,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:08:55,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:55,218 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:55,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-13 12:08:55,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:55,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:55,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:55,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:55,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:55,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:08:55,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:55,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:55,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:08:55,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:55,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:55,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-13 12:08:55,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:55,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:55,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:55,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:55,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:55,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:08:55,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:55,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:55,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:08:55,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:55,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:55,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2020-10-13 12:08:55,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:55,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:55,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:55,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:55,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:55,229 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:08:55,229 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:55,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:55,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:08:55,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:55,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:55,277 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-10-13 12:08:55,277 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [106412390] [2020-10-13 12:08:55,277 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:08:55,277 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-13 12:08:55,277 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [468051428] [2020-10-13 12:08:55,278 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-13 12:08:55,278 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:08:55,278 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-13 12:08:55,278 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2020-10-13 12:08:55,279 INFO L87 Difference]: Start difference. First operand 556 states and 782 transitions. Second operand 12 states. [2020-10-13 12:08:58,960 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 544 [2020-10-13 12:09:13,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:09:13,598 INFO L93 Difference]: Finished difference Result 2070 states and 3375 transitions. [2020-10-13 12:09:13,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-13 12:09:13,598 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 161 [2020-10-13 12:09:13,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:09:13,609 INFO L225 Difference]: With dead ends: 2070 [2020-10-13 12:09:13,609 INFO L226 Difference]: Without dead ends: 1579 [2020-10-13 12:09:13,613 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=211, Invalid=439, Unknown=0, NotChecked=0, Total=650 [2020-10-13 12:09:13,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1579 states. [2020-10-13 12:09:13,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1579 to 704. [2020-10-13 12:09:13,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 704 states. [2020-10-13 12:09:13,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 704 states and 1034 transitions. [2020-10-13 12:09:13,946 INFO L78 Accepts]: Start accepts. Automaton has 704 states and 1034 transitions. Word has length 161 [2020-10-13 12:09:13,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:09:13,946 INFO L479 AbstractCegarLoop]: Abstraction has 704 states and 1034 transitions. [2020-10-13 12:09:13,946 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-13 12:09:13,946 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 1034 transitions. [2020-10-13 12:09:13,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2020-10-13 12:09:13,949 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:09:13,949 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:09:13,949 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-13 12:09:13,950 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:09:13,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:09:13,950 INFO L82 PathProgramCache]: Analyzing trace with hash 1633120217, now seen corresponding path program 1 times [2020-10-13 12:09:13,950 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:09:13,950 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [867042525] [2020-10-13 12:09:13,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:09:13,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:14,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:14,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:14,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:14,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:15,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:15,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:15,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:18,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:18,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 234 [2020-10-13 12:09:18,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-13 12:09:18,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-13 12:09:18,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:18,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:09:18,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-13 12:09:18,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-13 12:09:18,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:20,266 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 541 [2020-10-13 12:09:20,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:09:20,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:20,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:20,303 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:20,303 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:09:20,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:20,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-13 12:09:20,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:20,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:20,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:20,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:20,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:20,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:09:20,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:20,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:20,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:20,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:09:20,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:20,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:09:20,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:20,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:20,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:20,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:20,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:20,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:09:20,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:20,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:20,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:20,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:09:20,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:20,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:09:20,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:20,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:20,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:20,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:20,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:20,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:09:20,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:20,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:20,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:20,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:09:20,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:20,321 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:09:20,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:20,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:20,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:20,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:20,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:20,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:09:20,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:20,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:20,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:20,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:20,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:20,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:24,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:24,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:09:24,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:09:24,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4114 [2020-10-13 12:09:24,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:24,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:24,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:24,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:24,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:24,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:09:24,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:24,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:24,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:24,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:09:24,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:24,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:09:24,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:24,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:24,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:24,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:24,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:24,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:09:24,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:24,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:24,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:24,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:09:24,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:24,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:09:24,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:24,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:24,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:24,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:24,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:24,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:09:24,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:24,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:24,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:24,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:24,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:24,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:09:24,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:24,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:24,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:24,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:24,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:24,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:09:24,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:24,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:24,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:24,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:24,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:24,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:09:24,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:24,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:24,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:24,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:24,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:24,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 12:09:24,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:24,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:24,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:24,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:09:24,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:24,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:09:24,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:24,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:24,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:24,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:24,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:24,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:09:24,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:24,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:24,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:24,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:09:24,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:24,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:09:24,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:24,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:24,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:24,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:24,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:24,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:09:24,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:24,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:24,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:24,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:24,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:24,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:09:24,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:24,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:24,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:24,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:24,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:24,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:09:24,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:24,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:24,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:24,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:24,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:24,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:09:24,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:24,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:24,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:24,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:24,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:24,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:09:24,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:24,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:24,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:24,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:09:24,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:24,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:09:24,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:24,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:24,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:24,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:24,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:24,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:09:24,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:24,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:24,574 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:24,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:09:24,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:24,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:09:24,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:24,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:24,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:24,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:24,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:24,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:09:24,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:24,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:24,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:24,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:24,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:24,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:09:24,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:24,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:24,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:24,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:24,580 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:24,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:09:24,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:24,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:24,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:24,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:24,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:24,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:09:24,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:24,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:24,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:24,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:24,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:24,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-13 12:09:24,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:24,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:24,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:24,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:09:24,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:24,611 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:09:24,611 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:24,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:24,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 12:09:24,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:24,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:24,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:09:24,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:24,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:24,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:24,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:24,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:24,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:09:24,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:24,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:24,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:24,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:24,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:24,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:09:24,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:24,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:24,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:24,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:24,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:24,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:09:24,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:24,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:24,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:24,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:24,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:24,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-13 12:09:24,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:24,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:24,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:24,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 12:09:24,684 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:24,684 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:09:24,684 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:24,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:24,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 12:09:24,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:24,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:24,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:09:24,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:24,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:24,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:24,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:24,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:24,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:09:24,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:24,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:24,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:24,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:24,688 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:24,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-13 12:09:24,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:24,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:24,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:24,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:24,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:24,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:09:24,690 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:24,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:24,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:09:24,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:24,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:24,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-13 12:09:24,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:24,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:24,692 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:24,692 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:24,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:24,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:09:24,693 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:24,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:24,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:09:24,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:24,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:24,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-13 12:09:24,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:24,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:24,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:24,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:24,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:24,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:09:24,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:24,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:24,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:09:24,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:24,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:24,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-10-13 12:09:24,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:24,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:24,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:24,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:24,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:24,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:09:24,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:24,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:24,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:09:24,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:24,701 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:24,734 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-10-13 12:09:24,735 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [867042525] [2020-10-13 12:09:24,735 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:09:24,735 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-13 12:09:24,735 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1898585048] [2020-10-13 12:09:24,736 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-13 12:09:24,736 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:09:24,736 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-13 12:09:24,736 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2020-10-13 12:09:24,736 INFO L87 Difference]: Start difference. First operand 704 states and 1034 transitions. Second operand 12 states. [2020-10-13 12:09:28,450 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 544 [2020-10-13 12:09:45,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:09:45,385 INFO L93 Difference]: Finished difference Result 3070 states and 5235 transitions. [2020-10-13 12:09:45,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-13 12:09:45,385 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 162 [2020-10-13 12:09:45,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:09:45,401 INFO L225 Difference]: With dead ends: 3070 [2020-10-13 12:09:45,402 INFO L226 Difference]: Without dead ends: 2431 [2020-10-13 12:09:45,407 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=211, Invalid=439, Unknown=0, NotChecked=0, Total=650 [2020-10-13 12:09:45,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2431 states. [2020-10-13 12:09:46,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2431 to 988. [2020-10-13 12:09:46,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 988 states. [2020-10-13 12:09:46,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 988 states and 1514 transitions. [2020-10-13 12:09:46,101 INFO L78 Accepts]: Start accepts. Automaton has 988 states and 1514 transitions. Word has length 162 [2020-10-13 12:09:46,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:09:46,101 INFO L479 AbstractCegarLoop]: Abstraction has 988 states and 1514 transitions. [2020-10-13 12:09:46,101 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-13 12:09:46,102 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 1514 transitions. [2020-10-13 12:09:46,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2020-10-13 12:09:46,107 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:09:46,107 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:09:46,107 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-13 12:09:46,107 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:09:46,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:09:46,108 INFO L82 PathProgramCache]: Analyzing trace with hash 1343280992, now seen corresponding path program 1 times [2020-10-13 12:09:46,108 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:09:46,108 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [873567119] [2020-10-13 12:09:46,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:09:46,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:46,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:46,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:46,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:46,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:46,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:46,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:51,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:51,157 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 241 [2020-10-13 12:09:51,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 12:09:51,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-13 12:09:51,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:51,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 12:09:51,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 87 [2020-10-13 12:09:51,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-13 12:09:51,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:52,454 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 541 [2020-10-13 12:09:52,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:09:52,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:52,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:52,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:52,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:09:52,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:52,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-13 12:09:52,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:52,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:52,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:52,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:52,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:52,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:09:52,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:52,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:52,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:52,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:09:52,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:52,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:09:52,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:52,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:52,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:52,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:52,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:52,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:09:52,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:52,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:52,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:52,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:09:52,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:52,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:09:52,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:52,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:52,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:52,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:52,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:52,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:09:52,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:52,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:52,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:52,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:09:52,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:52,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:09:52,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:52,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:52,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:52,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:52,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:52,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:09:52,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:52,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:52,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:52,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:52,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:56,387 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:56,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:09:56,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 12:09:56,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3856 [2020-10-13 12:09:56,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:56,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 12:09:56,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 56 [2020-10-13 12:09:56,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-13 12:09:56,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:56,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:09:56,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:56,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:56,433 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:56,433 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:09:56,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:56,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:09:56,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:56,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:56,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:56,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:56,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:56,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:09:56,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:56,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:56,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:56,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:09:56,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:56,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:09:56,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:56,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:56,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:56,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:56,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:56,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:09:56,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:56,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:56,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:56,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:56,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:56,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:09:56,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:56,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:56,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:56,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:56,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:56,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:09:56,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:56,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:56,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:56,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:56,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:56,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:09:56,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:56,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:56,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:56,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:56,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:56,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 12:09:56,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:56,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:56,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:56,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:09:56,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:56,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:09:56,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:56,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:56,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:56,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:56,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:56,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:09:56,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:56,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:56,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:56,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:09:56,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:56,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:09:56,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:56,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:56,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:56,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:56,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:56,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:09:56,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:56,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:56,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:56,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:56,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:56,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:09:56,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:56,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:56,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:56,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:56,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:56,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:09:56,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:56,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:56,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:56,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:56,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:56,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:09:56,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:56,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:56,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:56,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:56,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:56,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:09:56,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:56,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:56,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:56,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:56,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:09:56,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 12:09:56,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-13 12:09:56,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:56,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 12:09:56,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 12:09:56,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 12:09:56,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:56,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:09:56,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:56,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:56,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:56,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:09:56,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:56,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:09:56,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:56,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:09:56,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:56,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-13 12:09:56,580 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:56,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:09:56,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:56,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:56,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:56,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:56,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:56,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:09:56,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:56,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:56,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:56,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:56,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:56,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:09:56,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:56,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:56,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:56,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:56,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:56,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:09:56,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:56,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:09:56,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:56,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:09:56,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:56,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-13 12:09:56,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:56,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:56,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:56,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 12:09:56,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:56,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:09:56,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:56,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:56,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-13 12:09:56,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:56,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:56,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:09:56,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:56,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:56,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:56,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:56,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:56,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:09:56,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:56,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:56,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:56,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:56,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:56,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-13 12:09:56,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:56,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:56,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:56,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:09:56,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:56,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:09:56,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:56,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:56,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 12:09:56,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:56,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:56,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:09:56,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:56,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:56,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:56,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:56,722 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:56,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:09:56,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:56,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:56,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:56,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:56,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:56,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:09:56,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:56,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:56,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:56,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:56,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:56,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:09:56,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:56,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:56,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:56,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:56,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:56,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-13 12:09:56,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:56,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:56,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:56,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 12:09:56,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:56,790 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:09:56,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:56,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:56,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 12:09:56,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:56,791 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:56,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:09:56,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:56,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:56,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:56,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:56,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:56,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:09:56,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:56,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:56,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:56,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:56,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:56,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-13 12:09:56,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:56,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:56,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:56,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:56,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:56,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:09:56,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:56,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:56,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:09:56,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:56,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:56,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-10-13 12:09:56,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:56,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:56,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:56,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:56,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:56,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:09:56,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:56,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:56,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:09:56,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:56,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:56,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-13 12:09:56,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:56,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:56,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:56,804 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:56,804 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:56,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:09:56,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:56,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:56,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:09:56,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:56,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:56,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-13 12:09:56,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:56,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:56,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:56,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:56,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:56,808 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:09:56,808 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:56,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:56,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:09:56,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:56,809 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:56,844 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-13 12:09:56,844 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [873567119] [2020-10-13 12:09:56,844 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:09:56,844 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2020-10-13 12:09:56,844 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [963011734] [2020-10-13 12:09:56,845 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-13 12:09:56,845 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:09:56,845 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-13 12:09:56,845 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=225, Unknown=0, NotChecked=0, Total=272 [2020-10-13 12:09:56,845 INFO L87 Difference]: Start difference. First operand 988 states and 1514 transitions. Second operand 17 states. [2020-10-13 12:09:59,322 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 544 [2020-10-13 12:10:01,467 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 543 [2020-10-13 12:10:02,718 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 546 [2020-10-13 12:10:04,305 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 546 [2020-10-13 12:10:19,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:10:19,628 INFO L93 Difference]: Finished difference Result 4568 states and 7975 transitions. [2020-10-13 12:10:19,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2020-10-13 12:10:19,629 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 165 [2020-10-13 12:10:19,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:10:19,654 INFO L225 Difference]: With dead ends: 4568 [2020-10-13 12:10:19,655 INFO L226 Difference]: Without dead ends: 3634 [2020-10-13 12:10:19,662 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 471 ImplicationChecksByTransitivity, 7.8s TimeCoverageRelationStatistics Valid=523, Invalid=1733, Unknown=0, NotChecked=0, Total=2256 [2020-10-13 12:10:19,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3634 states. [2020-10-13 12:10:20,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3634 to 1002. [2020-10-13 12:10:20,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1002 states. [2020-10-13 12:10:20,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1002 states to 1002 states and 1533 transitions. [2020-10-13 12:10:20,401 INFO L78 Accepts]: Start accepts. Automaton has 1002 states and 1533 transitions. Word has length 165 [2020-10-13 12:10:20,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:10:20,401 INFO L479 AbstractCegarLoop]: Abstraction has 1002 states and 1533 transitions. [2020-10-13 12:10:20,401 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-13 12:10:20,401 INFO L276 IsEmpty]: Start isEmpty. Operand 1002 states and 1533 transitions. [2020-10-13 12:10:20,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2020-10-13 12:10:20,405 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:10:20,406 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:10:20,406 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-13 12:10:20,406 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:10:20,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:10:20,406 INFO L82 PathProgramCache]: Analyzing trace with hash 1879589230, now seen corresponding path program 1 times [2020-10-13 12:10:20,407 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:10:20,412 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1580143404] [2020-10-13 12:10:20,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:10:20,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:20,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:20,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:20,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:20,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:20,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:20,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:21,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:21,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:25,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:25,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 242 [2020-10-13 12:10:25,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-13 12:10:25,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-13 12:10:25,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:25,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 12:10:25,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 87 [2020-10-13 12:10:25,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-13 12:10:25,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0