/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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=DEEPEST --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 language data_model -i ../../../trunk/examples/svcomp/product-lines/email_spec9_product22.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 21:52:43,265 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 21:52:43,267 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 21:52:43,322 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 21:52:43,323 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 21:52:43,330 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 21:52:43,332 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 21:52:43,336 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 21:52:43,340 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 21:52:43,346 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 21:52:43,347 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 21:52:43,349 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 21:52:43,349 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 21:52:43,352 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 21:52:43,355 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 21:52:43,356 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 21:52:43,358 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 21:52:43,361 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 21:52:43,369 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 21:52:43,387 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 21:52:43,388 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 21:52:43,390 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 21:52:43,391 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 21:52:43,393 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 21:52:43,401 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 21:52:43,402 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 21:52:43,402 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 21:52:43,404 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 21:52:43,405 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 21:52:43,406 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 21:52:43,406 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 21:52:43,407 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 21:52:43,409 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 21:52:43,410 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 21:52:43,411 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 21:52:43,411 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 21:52:43,412 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 21:52:43,412 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 21:52:43,412 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 21:52:43,413 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 21:52:43,414 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 21:52:43,421 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 [2020-10-27 21:52:43,471 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 21:52:43,471 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 21:52:43,475 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 21:52:43,475 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 21:52:43,475 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 21:52:43,476 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 21:52:43,476 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 21:52:43,476 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 21:52:43,476 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 21:52:43,476 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 21:52:43,477 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 21:52:43,477 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 21:52:43,478 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 21:52:43,478 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 21:52:43,478 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 21:52:43,478 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 21:52:43,478 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 21:52:43,479 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 21:52:43,479 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 21:52:43,479 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 21:52:43,479 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 21:52:43,479 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 21:52:43,480 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 21:52:43,480 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 21:52:43,480 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 21:52:43,480 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 21:52:43,480 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 21:52:43,480 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 21:52:43,481 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 21:52:43,481 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 21:52:43,882 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 21:52:43,911 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 21:52:43,916 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 21:52:43,917 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 21:52:43,918 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 21:52:43,919 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec9_product22.cil.c [2020-10-27 21:52:44,002 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/283ffb6bf/2b7a4f368227449498dbe2399f504fc9/FLAGfcc4626bc [2020-10-27 21:52:44,766 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 21:52:44,767 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec9_product22.cil.c [2020-10-27 21:52:44,803 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/283ffb6bf/2b7a4f368227449498dbe2399f504fc9/FLAGfcc4626bc [2020-10-27 21:52:44,948 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/283ffb6bf/2b7a4f368227449498dbe2399f504fc9 [2020-10-27 21:52:44,950 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 21:52:44,961 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 21:52:44,965 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 21:52:44,965 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 21:52:44,970 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 21:52:44,970 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 09:52:44" (1/1) ... [2020-10-27 21:52:44,974 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ab76294 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:52:44, skipping insertion in model container [2020-10-27 21:52:44,974 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 09:52:44" (1/1) ... [2020-10-27 21:52:44,982 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 21:52:45,073 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 21:52:45,687 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 21:52:45,709 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 21:52:45,912 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 21:52:46,005 INFO L208 MainTranslator]: Completed translation [2020-10-27 21:52:46,005 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:52:46 WrapperNode [2020-10-27 21:52:46,006 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 21:52:46,007 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 21:52:46,007 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 21:52:46,007 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 21:52:46,019 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:52:46" (1/1) ... [2020-10-27 21:52:46,020 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:52:46" (1/1) ... [2020-10-27 21:52:46,052 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:52:46" (1/1) ... [2020-10-27 21:52:46,052 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:52:46" (1/1) ... [2020-10-27 21:52:46,108 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:52:46" (1/1) ... [2020-10-27 21:52:46,129 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:52:46" (1/1) ... [2020-10-27 21:52:46,146 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:52:46" (1/1) ... [2020-10-27 21:52:46,187 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 21:52:46,188 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 21:52:46,188 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 21:52:46,188 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 21:52:46,189 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:52:46" (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 [2020-10-27 21:52:46,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 21:52:46,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 21:52:46,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 21:52:46,279 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 21:52:46,280 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2020-10-27 21:52:46,280 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-10-27 21:52:46,280 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2020-10-27 21:52:46,280 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-10-27 21:52:46,280 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-10-27 21:52:46,280 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-10-27 21:52:46,281 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-10-27 21:52:46,281 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-10-27 21:52:46,281 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-10-27 21:52:46,281 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-10-27 21:52:46,281 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-10-27 21:52:46,281 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-10-27 21:52:46,282 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-10-27 21:52:46,282 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-10-27 21:52:46,282 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-10-27 21:52:46,282 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-10-27 21:52:46,282 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-10-27 21:52:46,282 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-10-27 21:52:46,282 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-10-27 21:52:46,283 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-10-27 21:52:46,283 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-10-27 21:52:46,283 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-10-27 21:52:46,283 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-10-27 21:52:46,283 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-10-27 21:52:46,283 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-10-27 21:52:46,283 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-10-27 21:52:46,284 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-10-27 21:52:46,284 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-10-27 21:52:46,284 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-10-27 21:52:46,284 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-10-27 21:52:46,284 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-10-27 21:52:46,284 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-10-27 21:52:46,284 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-10-27 21:52:46,285 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-10-27 21:52:46,285 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-10-27 21:52:46,285 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 21:52:46,285 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-10-27 21:52:46,285 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-10-27 21:52:46,285 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-10-27 21:52:46,285 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-10-27 21:52:46,286 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-10-27 21:52:46,286 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-10-27 21:52:46,286 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-10-27 21:52:46,286 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-10-27 21:52:46,286 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-10-27 21:52:46,286 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-10-27 21:52:46,286 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-10-27 21:52:46,287 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-10-27 21:52:46,287 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-10-27 21:52:46,287 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-10-27 21:52:46,287 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-10-27 21:52:46,287 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-10-27 21:52:46,287 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-10-27 21:52:46,287 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-10-27 21:52:46,288 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-10-27 21:52:46,288 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-10-27 21:52:46,288 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-10-27 21:52:46,288 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-10-27 21:52:46,288 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2020-10-27 21:52:46,288 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-10-27 21:52:46,288 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-10-27 21:52:46,289 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Encrypt [2020-10-27 21:52:46,289 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__AutoResponder [2020-10-27 21:52:46,289 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2020-10-27 21:52:46,289 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-10-27 21:52:46,289 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-10-27 21:52:46,289 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-10-27 21:52:46,289 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-10-27 21:52:46,290 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-10-27 21:52:46,290 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-10-27 21:52:46,290 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-10-27 21:52:46,290 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2020-10-27 21:52:46,290 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2020-10-27 21:52:46,290 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2020-10-27 21:52:46,291 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2020-10-27 21:52:46,291 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2020-10-27 21:52:46,291 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-10-27 21:52:46,291 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2020-10-27 21:52:46,291 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-10-27 21:52:46,291 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2020-10-27 21:52:46,291 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-10-27 21:52:46,292 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-10-27 21:52:46,292 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-10-27 21:52:46,292 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 21:52:46,292 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 21:52:46,292 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2020-10-27 21:52:46,292 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2020-10-27 21:52:46,292 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2020-10-27 21:52:46,293 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2020-10-27 21:52:46,293 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2020-10-27 21:52:46,293 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2020-10-27 21:52:46,293 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2020-10-27 21:52:46,293 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2020-10-27 21:52:46,293 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2020-10-27 21:52:46,293 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2020-10-27 21:52:46,294 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2020-10-27 21:52:46,294 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 21:52:46,294 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 21:52:46,294 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 21:52:46,294 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 21:52:46,294 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 21:52:46,294 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 21:52:46,294 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 21:52:46,295 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptForward_spec__1 [2020-10-27 21:52:46,295 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptForward_spec__2 [2020-10-27 21:52:46,295 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-10-27 21:52:46,295 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 21:52:46,295 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 21:52:46,295 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 21:52:46,295 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 21:52:46,296 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 21:52:46,296 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 21:52:46,296 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 21:52:46,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 21:52:46,296 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 21:52:46,296 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 21:52:46,297 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-10-27 21:52:46,297 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-10-27 21:52:46,297 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-10-27 21:52:46,297 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-10-27 21:52:46,297 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-10-27 21:52:46,297 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-10-27 21:52:46,297 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-10-27 21:52:46,298 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-10-27 21:52:46,298 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-10-27 21:52:46,298 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-10-27 21:52:46,298 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-10-27 21:52:46,298 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2020-10-27 21:52:46,298 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2020-10-27 21:52:46,298 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-10-27 21:52:46,299 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-10-27 21:52:46,299 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-10-27 21:52:46,299 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-10-27 21:52:46,299 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-10-27 21:52:46,299 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-10-27 21:52:46,299 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-10-27 21:52:46,299 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-10-27 21:52:46,300 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-10-27 21:52:46,300 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-10-27 21:52:46,300 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-10-27 21:52:46,300 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-10-27 21:52:46,300 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-10-27 21:52:46,300 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-10-27 21:52:46,300 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-10-27 21:52:46,301 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-10-27 21:52:46,301 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-10-27 21:52:46,301 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-10-27 21:52:46,301 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-10-27 21:52:46,301 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-10-27 21:52:46,301 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-10-27 21:52:46,301 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-10-27 21:52:46,301 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-10-27 21:52:46,302 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-10-27 21:52:46,302 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-10-27 21:52:46,302 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-10-27 21:52:46,302 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-10-27 21:52:46,302 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-10-27 21:52:46,302 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-10-27 21:52:46,302 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2020-10-27 21:52:46,303 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2020-10-27 21:52:46,303 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2020-10-27 21:52:46,303 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2020-10-27 21:52:46,303 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2020-10-27 21:52:46,303 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2020-10-27 21:52:46,303 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2020-10-27 21:52:46,303 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2020-10-27 21:52:46,303 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2020-10-27 21:52:46,304 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-10-27 21:52:46,304 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 21:52:46,304 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-10-27 21:52:46,304 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-10-27 21:52:46,304 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-10-27 21:52:46,304 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-10-27 21:52:46,304 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-10-27 21:52:46,305 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-10-27 21:52:46,305 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-10-27 21:52:46,305 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-10-27 21:52:46,305 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-10-27 21:52:46,305 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-10-27 21:52:46,305 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-10-27 21:52:46,305 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-10-27 21:52:46,306 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-10-27 21:52:46,306 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-10-27 21:52:46,306 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-27 21:52:46,306 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-10-27 21:52:46,306 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-10-27 21:52:46,306 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-10-27 21:52:46,307 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-10-27 21:52:46,307 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-10-27 21:52:46,307 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-10-27 21:52:46,307 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-10-27 21:52:46,307 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-10-27 21:52:46,307 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-10-27 21:52:46,307 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-10-27 21:52:46,308 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2020-10-27 21:52:46,308 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2020-10-27 21:52:46,308 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2020-10-27 21:52:46,308 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2020-10-27 21:52:46,308 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptForward_spec__2 [2020-10-27 21:52:46,308 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2020-10-27 21:52:46,309 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Encrypt [2020-10-27 21:52:46,309 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__AutoResponder [2020-10-27 21:52:46,309 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2020-10-27 21:52:46,309 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptForward_spec__1 [2020-10-27 21:52:46,309 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 21:52:46,309 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 21:52:46,309 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 21:52:46,310 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-10-27 21:52:46,310 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-10-27 21:52:46,310 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-10-27 21:52:46,310 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-10-27 21:52:46,310 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 21:52:46,310 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 21:52:46,311 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2020-10-27 21:52:46,311 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2020-10-27 21:52:46,311 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2020-10-27 21:52:46,311 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2020-10-27 21:52:46,311 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2020-10-27 21:52:46,311 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 21:52:46,311 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 21:52:46,312 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 21:52:46,312 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 21:52:46,312 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 21:52:46,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 21:52:46,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 21:52:46,312 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 21:52:46,312 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 21:52:46,313 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 21:52:46,313 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 21:52:46,313 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 21:52:46,313 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 21:52:46,313 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 21:52:46,313 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 21:52:46,313 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 21:52:46,314 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-10-27 21:52:46,314 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 21:52:46,314 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 21:52:46,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 21:52:46,314 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 21:52:48,973 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 21:52:48,973 INFO L298 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-27 21:52:48,979 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 09:52:48 BoogieIcfgContainer [2020-10-27 21:52:48,979 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 21:52:48,982 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 21:52:48,982 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 21:52:48,986 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 21:52:48,986 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 09:52:44" (1/3) ... [2020-10-27 21:52:48,987 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ce6d43a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 09:52:48, skipping insertion in model container [2020-10-27 21:52:48,987 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:52:46" (2/3) ... [2020-10-27 21:52:48,987 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ce6d43a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 09:52:48, skipping insertion in model container [2020-10-27 21:52:48,987 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 09:52:48" (3/3) ... [2020-10-27 21:52:48,989 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec9_product22.cil.c [2020-10-27 21:52:49,000 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 21:52:49,006 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 21:52:49,020 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 21:52:49,052 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 21:52:49,053 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 21:52:49,053 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 21:52:49,053 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 21:52:49,053 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 21:52:49,053 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 21:52:49,054 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 21:52:49,054 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 21:52:49,084 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states. [2020-10-27 21:52:49,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-10-27 21:52:49,108 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:52:49,110 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:52:49,110 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 21:52:49,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:52:49,117 INFO L82 PathProgramCache]: Analyzing trace with hash 860900033, now seen corresponding path program 1 times [2020-10-27 21:52:49,127 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:52:49,127 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [946996301] [2020-10-27 21:52:49,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:52:49,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:52:49,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:49,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:50,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:52,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:52,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:54,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:54,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:52:54,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 218 [2020-10-27 21:52:54,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 21:52:54,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5053 [2020-10-27 21:52:54,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:52:54,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:52:54,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 121 [2020-10-27 21:52:54,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:52:54,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 21:52:57,053 WARN L193 SmtUtils]: Spent 2.22 s on a formula simplification that was a NOOP. DAG size: 580 [2020-10-27 21:52:57,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:52:57,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:52:57,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:57,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:52:57,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:52:57,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:52:57,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-27 21:52:57,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:52:57,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:52:57,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:52:57,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:52:57,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:52:57,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:52:57,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:52:57,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:57,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:52:57,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:52:57,193 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:52:57,193 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:52:57,193 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:52:57,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:52:57,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:52:57,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:52:57,194 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:52:57,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:52:57,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:52:57,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:57,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:52:57,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:52:57,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:52:57,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:52:57,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:52:57,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:52:57,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:52:57,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:52:57,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:52:57,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:52:57,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:52:57,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:57,210 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:52:57,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:52:57,211 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:52:57,211 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:52:57,211 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:52:57,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:52:57,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:52:57,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:52:57,212 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:52:57,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:52:57,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:52:57,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:57,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:57,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:57,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:59,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:02,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:02,261 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-27 21:53:02,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 21:53:02,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-27 21:53:02,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:02,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:53:02,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 56 [2020-10-27 21:53:02,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-27 21:53:02,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:02,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:53:02,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:02,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:02,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:02,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:53:02,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:02,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 21:53:02,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:02,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:02,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:02,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:02,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:02,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:53:02,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:02,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:02,412 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:02,412 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:53:02,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:02,413 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:53:02,413 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:02,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:02,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:02,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:02,414 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:02,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:53:02,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:02,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:02,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:02,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:53:02,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:02,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:53:02,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:02,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:02,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:02,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:02,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:53:02,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:53:02,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:02,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:02,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:02,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:53:02,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:02,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:53:02,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:02,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:02,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:02,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:02,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-27 21:53:02,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 21:53:02,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:02,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:02,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:02,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:53:02,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:02,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:53:02,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:02,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:02,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:02,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:02,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:02,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:53:02,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:02,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:02,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:02,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:53:02,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:02,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:53:02,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:02,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:02,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:02,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:02,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:02,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:53:02,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:02,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:02,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:02,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:53:02,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:02,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:53:02,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:02,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:02,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:02,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:02,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:02,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:53:02,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:02,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:02,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:02,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:53:02,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:02,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:53:02,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:02,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:02,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:02,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:02,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:02,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 21:53:02,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:02,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:02,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:02,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:02,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:53:02,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:53:02,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 90 [2020-10-27 21:53:02,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:02,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:53:02,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:53:02,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 21:53:02,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:02,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:53:02,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:02,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:02,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:02,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:53:02,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:02,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 21:53:02,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:02,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:53:02,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:02,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 21:53:02,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:02,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:53:02,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:02,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:02,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:02,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:53:02,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:02,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:53:02,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:02,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:02,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:02,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:02,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:53:02,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:53:02,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:02,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:02,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:02,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:53:02,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:02,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 21:53:02,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:02,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:53:02,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:02,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 21:53:02,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:02,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 21:53:02,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:02,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:02,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:02,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:53:02,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:02,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 21:53:02,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:02,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:02,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:53:02,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:02,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:02,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:53:02,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:02,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:02,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:02,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:53:02,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:02,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:53:02,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:02,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:02,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:02,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:02,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:53:02,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:53:02,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:02,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:02,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:02,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:53:02,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:02,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:53:02,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:02,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:02,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:02,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:02,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:02,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-27 21:53:02,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:02,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:02,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:02,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:53:02,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:02,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:53:02,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:02,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:02,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:53:02,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:02,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:02,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-27 21:53:02,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:02,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:02,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:02,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:53:02,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:02,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:53:02,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:02,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:02,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 21:53:02,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:02,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:02,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-27 21:53:02,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:02,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:02,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:02,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:53:02,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:02,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:53:02,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:02,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:02,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:53:02,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:02,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:53:02,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-27 21:53:02,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:02,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:02,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:02,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:53:02,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:02,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:53:02,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:02,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:02,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:53:02,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:02,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:53:02,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-27 21:53:02,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:02,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:02,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:02,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:53:02,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:02,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:53:02,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:02,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:02,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:53:02,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:02,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:03,079 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-27 21:53:03,080 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [946996301] [2020-10-27 21:53:03,082 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:53:03,082 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2020-10-27 21:53:03,083 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1518774984] [2020-10-27 21:53:03,090 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-27 21:53:03,091 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:53:03,110 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-27 21:53:03,111 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=169, Unknown=0, NotChecked=0, Total=210 [2020-10-27 21:53:03,113 INFO L87 Difference]: Start difference. First operand 516 states. Second operand 15 states. [2020-10-27 21:53:07,301 WARN L193 SmtUtils]: Spent 2.12 s on a formula simplification that was a NOOP. DAG size: 583 [2020-10-27 21:53:10,563 WARN L193 SmtUtils]: Spent 2.15 s on a formula simplification that was a NOOP. DAG size: 582 [2020-10-27 21:53:12,738 WARN L193 SmtUtils]: Spent 2.12 s on a formula simplification that was a NOOP. DAG size: 585 [2020-10-27 21:53:15,312 WARN L193 SmtUtils]: Spent 2.12 s on a formula simplification that was a NOOP. DAG size: 585 [2020-10-27 21:53:33,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:53:33,484 INFO L93 Difference]: Finished difference Result 1330 states and 1935 transitions. [2020-10-27 21:53:33,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2020-10-27 21:53:33,487 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 146 [2020-10-27 21:53:33,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:53:33,512 INFO L225 Difference]: With dead ends: 1330 [2020-10-27 21:53:33,512 INFO L226 Difference]: Without dead ends: 801 [2020-10-27 21:53:33,521 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 638 ImplicationChecksByTransitivity, 12.3s TimeCoverageRelationStatistics Valid=534, Invalid=1916, Unknown=0, NotChecked=0, Total=2450 [2020-10-27 21:53:33,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 801 states. [2020-10-27 21:53:33,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 801 to 504. [2020-10-27 21:53:33,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 504 states. [2020-10-27 21:53:33,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 504 states and 667 transitions. [2020-10-27 21:53:33,909 INFO L78 Accepts]: Start accepts. Automaton has 504 states and 667 transitions. Word has length 146 [2020-10-27 21:53:33,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:53:33,910 INFO L481 AbstractCegarLoop]: Abstraction has 504 states and 667 transitions. [2020-10-27 21:53:33,910 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-27 21:53:33,911 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 667 transitions. [2020-10-27 21:53:33,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2020-10-27 21:53:33,929 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:53:33,930 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:53:33,930 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 21:53:33,930 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 21:53:33,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:53:33,931 INFO L82 PathProgramCache]: Analyzing trace with hash -1735646003, now seen corresponding path program 1 times [2020-10-27 21:53:33,931 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:53:33,931 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [950872937] [2020-10-27 21:53:33,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:53:34,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:34,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:34,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:34,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:34,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:34,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:34,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:35,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:39,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:39,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 220 [2020-10-27 21:53:39,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 21:53:39,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-27 21:53:39,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:39,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:53:39,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 121 [2020-10-27 21:53:39,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 21:53:39,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:41,236 WARN L193 SmtUtils]: Spent 2.14 s on a formula simplification that was a NOOP. DAG size: 580 [2020-10-27 21:53:41,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:53:41,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:41,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:41,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:41,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:53:41,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:41,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-27 21:53:41,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:41,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:41,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:41,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:41,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:41,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:53:41,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:41,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:41,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:41,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:53:41,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:41,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:53:41,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:41,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:41,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:41,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:41,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:41,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:53:41,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:41,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:41,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:41,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:53:41,315 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:41,315 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:53:41,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:41,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:41,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:41,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:41,316 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:41,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:53:41,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:41,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:41,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:41,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:53:41,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:41,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:53:41,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:41,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:41,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:41,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:41,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:41,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:53:41,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:41,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:41,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:41,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:41,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:41,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:41,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:42,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:46,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:46,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-27 21:53:46,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 21:53:46,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-27 21:53:46,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:46,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:53:46,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-27 21:53:46,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 21:53:46,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:46,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:53:46,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:46,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:46,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:46,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:53:46,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:46,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:53:46,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:46,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:46,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:46,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:46,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:46,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:53:46,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:46,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:46,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:46,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:53:46,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:46,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:53:46,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:46,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:46,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:46,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:46,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:46,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:53:46,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:46,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:46,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:46,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:53:46,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:46,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:53:46,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:46,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:46,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:46,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:46,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:46,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:53:46,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:46,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:46,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:46,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:53:46,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:46,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:53:46,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:46,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:46,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:46,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:46,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:46,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 21:53:46,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:46,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:46,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:46,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:53:46,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:46,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:53:46,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:46,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:46,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:46,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:46,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:46,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:53:46,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:46,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:46,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:46,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:53:46,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:46,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:53:46,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:46,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:46,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:46,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:46,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:46,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:53:46,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:46,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:46,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:46,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:53:46,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:46,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:53:46,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:46,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:46,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:46,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:46,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:46,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:53:46,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:46,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:46,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:46,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:53:46,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:46,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:53:46,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:46,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:46,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:46,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:46,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:46,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 21:53:46,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:46,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:46,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:46,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:46,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 21:53:46,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:53:46,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-27 21:53:46,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:46,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:53:46,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 21:53:46,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-27 21:53:46,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:46,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:53:46,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:46,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:46,598 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:46,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:53:46,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:46,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 21:53:46,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:46,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:53:46,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:46,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 21:53:46,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:46,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:53:46,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:46,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:46,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:46,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:53:46,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:46,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 21:53:46,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:46,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:53:46,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:46,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 21:53:46,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:46,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:53:46,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:46,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:46,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:46,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:46,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:53:46,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:53:46,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 21:53:46,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:46,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 21:53:46,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:53:46,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 21:53:46,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:46,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-27 21:53:46,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:46,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:46,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:46,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:53:46,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:46,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 21:53:46,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:46,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:46,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:53:46,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:46,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:46,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:53:46,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:46,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:46,932 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:46,932 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:53:46,932 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:46,932 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:53:46,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:46,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:46,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:46,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:46,933 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:46,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:53:46,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:46,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:46,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:46,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:53:46,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:46,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:53:46,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:46,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:46,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:46,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:46,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:53:46,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-27 21:53:46,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:46,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:46,991 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:46,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:53:46,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:46,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:53:46,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:46,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:46,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:53:46,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:46,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:46,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-27 21:53:46,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:46,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:47,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:47,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:53:47,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:47,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:53:47,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:47,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:47,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 21:53:47,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:47,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:47,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-27 21:53:47,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:47,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:47,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:47,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:53:47,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:47,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:53:47,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:47,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:47,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:53:47,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:47,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:47,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 21:53:47,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:47,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:47,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:47,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:53:47,011 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:47,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:53:47,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:47,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:47,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:53:47,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:47,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:47,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-10-27 21:53:47,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:47,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:47,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:47,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:53:47,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:47,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:53:47,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:47,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:47,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:53:47,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:47,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:47,097 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-27 21:53:47,098 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [950872937] [2020-10-27 21:53:47,099 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:53:47,099 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-10-27 21:53:47,099 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1919514460] [2020-10-27 21:53:47,102 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-27 21:53:47,102 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:53:47,102 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-27 21:53:47,104 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=259, Unknown=0, NotChecked=0, Total=306 [2020-10-27 21:53:47,104 INFO L87 Difference]: Start difference. First operand 504 states and 667 transitions. Second operand 18 states. [2020-10-27 21:53:51,190 WARN L193 SmtUtils]: Spent 2.17 s on a formula simplification that was a NOOP. DAG size: 583 [2020-10-27 21:53:53,844 WARN L193 SmtUtils]: Spent 2.16 s on a formula simplification that was a NOOP. DAG size: 583 [2020-10-27 21:53:57,115 WARN L193 SmtUtils]: Spent 2.10 s on a formula simplification that was a NOOP. DAG size: 583 [2020-10-27 21:53:59,863 WARN L193 SmtUtils]: Spent 2.09 s on a formula simplification that was a NOOP. DAG size: 583 [2020-10-27 21:54:17,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:54:17,661 INFO L93 Difference]: Finished difference Result 1253 states and 1783 transitions. [2020-10-27 21:54:17,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-27 21:54:17,662 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 148 [2020-10-27 21:54:17,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:54:17,671 INFO L225 Difference]: With dead ends: 1253 [2020-10-27 21:54:17,671 INFO L226 Difference]: Without dead ends: 817 [2020-10-27 21:54:17,674 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 192 ImplicationChecksByTransitivity, 11.8s TimeCoverageRelationStatistics Valid=243, Invalid=1017, Unknown=0, NotChecked=0, Total=1260 [2020-10-27 21:54:17,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 817 states. [2020-10-27 21:54:17,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 817 to 513. [2020-10-27 21:54:17,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 513 states. [2020-10-27 21:54:17,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 513 states and 679 transitions. [2020-10-27 21:54:17,952 INFO L78 Accepts]: Start accepts. Automaton has 513 states and 679 transitions. Word has length 148 [2020-10-27 21:54:17,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:54:17,953 INFO L481 AbstractCegarLoop]: Abstraction has 513 states and 679 transitions. [2020-10-27 21:54:17,953 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-27 21:54:17,954 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 679 transitions. [2020-10-27 21:54:17,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-10-27 21:54:17,959 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:54:17,961 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:54:17,961 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 21:54:17,962 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 21:54:17,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:54:17,962 INFO L82 PathProgramCache]: Analyzing trace with hash -2025583521, now seen corresponding path program 1 times [2020-10-27 21:54:17,962 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:54:17,963 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1005571023] [2020-10-27 21:54:17,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:54:18,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:18,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:18,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:18,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:18,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:18,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:18,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:21,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:21,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:21,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:21,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:21,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:21,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:21,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:21,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:21,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:22,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:23,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:23,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 233 [2020-10-27 21:54:23,046 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 16 [2020-10-27 21:54:23,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5024 [2020-10-27 21:54:23,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:23,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:54:23,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 122 [2020-10-27 21:54:23,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 21:54:23,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:25,382 WARN L193 SmtUtils]: Spent 2.24 s on a formula simplification that was a NOOP. DAG size: 580 [2020-10-27 21:54:25,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:54:25,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:25,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:25,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:25,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:54:25,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:25,439 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-27 21:54:25,439 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:25,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:25,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:25,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:25,440 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:25,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:54:25,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:25,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:25,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:25,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:54:25,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:25,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:54:25,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:25,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:25,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:25,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:25,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:25,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:54:25,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:25,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:25,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:25,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:54:25,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:25,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:54:25,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:25,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:25,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:25,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:25,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:25,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:54:25,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:25,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:25,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:25,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:54:25,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:25,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:54:25,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:25,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:25,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:25,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:25,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:25,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:54:25,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:25,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:25,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:25,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:25,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:26,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:26,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:30,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:30,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-27 21:54:30,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 21:54:30,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-27 21:54:30,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:30,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:54:30,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-27 21:54:30,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-27 21:54:30,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:30,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:54:30,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:30,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:30,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:30,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:54:30,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:30,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:54:30,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:30,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:30,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:30,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:30,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:30,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:54:30,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:30,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:30,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:30,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:54:30,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:30,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:54:30,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:30,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:30,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:30,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:30,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:30,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:54:30,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:30,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:30,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:30,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:54:30,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:30,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:54:30,588 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:30,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:30,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:30,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:30,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:30,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:54:30,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:30,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:30,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:30,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:54:30,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:30,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:54:30,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:30,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:30,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:30,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:30,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:30,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 21:54:30,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:30,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:30,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:30,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:54:30,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:30,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:54:30,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:30,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:30,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:30,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:30,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:30,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:54:30,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:30,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:30,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:30,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:54:30,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:30,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:54:30,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:30,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:30,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:30,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:30,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:54:30,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:54:30,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:30,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:30,647 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:30,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:54:30,648 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:30,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:54:30,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:30,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:30,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:30,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:30,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:54:30,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:54:30,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:30,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:30,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:30,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:54:30,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:30,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:54:30,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:30,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:30,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:30,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:30,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:54:30,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 21:54:30,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:30,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:30,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:30,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:30,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-27 21:54:30,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:54:30,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 75 [2020-10-27 21:54:30,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:30,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:54:30,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 21:54:30,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 21:54:30,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:30,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:54:30,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:30,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:30,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:30,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:54:30,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:30,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 21:54:30,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:30,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:54:30,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:30,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 21:54:30,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:30,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:54:30,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:30,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:30,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:30,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:54:30,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:30,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 21:54:30,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:30,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:54:30,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:30,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 21:54:30,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:54:30,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:54:30,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:30,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:30,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:30,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:30,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:54:30,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:54:30,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 21:54:30,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:30,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 21:54:30,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:54:30,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 21:54:30,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:31,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-27 21:54:31,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:31,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:31,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:31,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:54:31,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:31,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:54:31,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:31,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:31,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:54:31,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:31,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:31,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:54:31,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:31,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:31,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:31,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:54:31,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:31,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:54:31,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:31,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:31,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:31,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:31,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:31,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:54:31,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:31,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:31,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:31,148 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:54:31,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:31,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:54:31,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:31,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:31,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:31,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:31,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:31,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-27 21:54:31,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:31,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:31,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:31,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:54:31,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:31,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:54:31,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:31,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:31,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:54:31,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:31,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:31,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-27 21:54:31,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:31,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:31,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:31,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:54:31,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:31,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:54:31,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:31,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:31,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 21:54:31,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:31,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:31,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 21:54:31,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:31,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:31,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:31,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:54:31,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:31,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:54:31,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:31,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:31,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:54:31,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:31,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:31,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-27 21:54:31,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:31,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:31,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:31,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:54:31,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:31,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:54:31,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:31,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:31,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:54:31,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:31,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:31,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-27 21:54:31,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:31,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:31,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:31,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:54:31,173 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:31,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:54:31,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:31,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:31,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:54:31,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:31,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:31,239 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-27 21:54:31,239 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1005571023] [2020-10-27 21:54:31,240 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:54:31,240 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-10-27 21:54:31,240 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [589201410] [2020-10-27 21:54:31,241 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-27 21:54:31,241 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:54:31,241 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-27 21:54:31,242 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=259, Unknown=0, NotChecked=0, Total=306 [2020-10-27 21:54:31,242 INFO L87 Difference]: Start difference. First operand 513 states and 679 transitions. Second operand 18 states. [2020-10-27 21:54:35,282 WARN L193 SmtUtils]: Spent 2.14 s on a formula simplification that was a NOOP. DAG size: 584 [2020-10-27 21:54:37,896 WARN L193 SmtUtils]: Spent 2.12 s on a formula simplification that was a NOOP. DAG size: 583 [2020-10-27 21:54:40,190 WARN L193 SmtUtils]: Spent 2.13 s on a formula simplification that was a NOOP. DAG size: 586 [2020-10-27 21:54:43,350 WARN L193 SmtUtils]: Spent 2.11 s on a formula simplification that was a NOOP. DAG size: 583 [2020-10-27 21:54:46,673 WARN L193 SmtUtils]: Spent 2.15 s on a formula simplification that was a NOOP. DAG size: 583 [2020-10-27 21:55:06,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:55:06,484 INFO L93 Difference]: Finished difference Result 1381 states and 2024 transitions. [2020-10-27 21:55:06,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-10-27 21:55:06,485 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 161 [2020-10-27 21:55:06,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:55:06,493 INFO L225 Difference]: With dead ends: 1381 [2020-10-27 21:55:06,493 INFO L226 Difference]: Without dead ends: 936 [2020-10-27 21:55:06,495 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 229 ImplicationChecksByTransitivity, 14.1s TimeCoverageRelationStatistics Valid=284, Invalid=1122, Unknown=0, NotChecked=0, Total=1406 [2020-10-27 21:55:06,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 936 states. [2020-10-27 21:55:06,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 936 to 548. [2020-10-27 21:55:06,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 548 states. [2020-10-27 21:55:06,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 548 states and 740 transitions. [2020-10-27 21:55:06,741 INFO L78 Accepts]: Start accepts. Automaton has 548 states and 740 transitions. Word has length 161 [2020-10-27 21:55:06,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:55:06,742 INFO L481 AbstractCegarLoop]: Abstraction has 548 states and 740 transitions. [2020-10-27 21:55:06,742 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-27 21:55:06,742 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 740 transitions. [2020-10-27 21:55:06,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2020-10-27 21:55:06,745 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:55:06,746 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:55:06,746 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 21:55:06,746 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 21:55:06,747 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:55:06,747 INFO L82 PathProgramCache]: Analyzing trace with hash 1630594960, now seen corresponding path program 1 times [2020-10-27 21:55:06,747 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:55:06,747 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1253795982] [2020-10-27 21:55:06,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:55:06,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:55:06,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:06,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:06,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:07,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:07,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:11,815 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:55:11,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 234 [2020-10-27 21:55:11,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 21:55:11,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5016 [2020-10-27 21:55:11,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:55:11,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:55:11,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 122 [2020-10-27 21:55:11,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 21:55:11,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:55:13,989 WARN L193 SmtUtils]: Spent 2.09 s on a formula simplification that was a NOOP. DAG size: 580 [2020-10-27 21:55:13,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:55:14,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:55:14,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:14,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:55:14,040 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:55:14,040 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:55:14,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-27 21:55:14,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:55:14,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:55:14,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:55:14,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:55:14,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:55:14,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:55:14,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:55:14,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:14,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:55:14,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:55:14,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:55:14,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:55:14,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:55:14,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:55:14,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:55:14,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:55:14,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:55:14,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:55:14,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:55:14,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:14,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:55:14,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:55:14,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:55:14,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:55:14,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:55:14,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:55:14,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:55:14,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:55:14,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:55:14,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:55:14,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:55:14,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:14,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:55:14,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:55:14,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:55:14,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:55:14,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:55:14,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:55:14,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:55:14,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:55:14,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:55:14,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:55:14,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:55:14,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:14,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:14,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:14,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:14,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:18,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:55:18,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-27 21:55:18,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 21:55:18,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4711 [2020-10-27 21:55:18,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:55:18,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:55:18,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 56 [2020-10-27 21:55:18,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 21:55:18,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:55:18,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:55:18,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:55:18,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:18,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:55:18,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:55:18,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:55:18,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:55:18,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:55:18,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:55:18,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:55:18,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:55:18,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:55:18,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:55:18,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:55:18,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:18,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:55:18,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:55:18,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:55:18,896 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:55:18,896 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:55:18,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:55:18,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:55:18,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:55:18,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:55:18,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:55:18,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:55:18,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:18,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:55:18,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:55:18,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:55:18,901 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:55:18,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:55:18,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:55:18,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:55:18,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:55:18,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:55:18,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:55:18,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:55:18,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:18,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:55:18,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:55:18,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:55:18,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:55:18,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:55:18,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:55:18,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:55:18,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:55:18,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:55:18,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 21:55:18,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:55:18,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:18,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:55:18,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:55:18,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:55:18,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:55:18,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:55:18,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:55:18,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:55:18,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:55:18,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:55:18,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:55:18,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:55:18,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:18,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:55:18,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:55:18,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:55:18,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:55:18,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:55:18,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:55:18,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:55:18,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:55:18,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:55:18,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:55:18,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:55:18,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:18,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:55:18,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:55:18,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:55:18,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:55:18,948 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:55:18,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:55:18,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:55:18,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:55:18,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:55:18,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:55:18,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:55:18,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:18,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:55:18,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:55:18,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:55:18,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:55:18,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:55:18,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:55:18,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:55:18,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:55:18,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:55:18,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 21:55:18,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:55:18,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:18,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:19,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:55:19,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-27 21:55:19,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:55:19,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 93 [2020-10-27 21:55:19,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:55:19,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:55:19,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:55:19,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-27 21:55:19,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:55:19,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:55:19,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:55:19,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:19,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:55:19,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:55:19,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:55:19,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 21:55:19,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:55:19,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 21:55:19,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:55:19,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 21:55:19,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:55:19,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:55:19,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:55:19,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:19,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:55:19,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:55:19,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:55:19,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:55:19,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:55:19,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:55:19,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:55:19,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 21:55:19,162 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:55:19,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 21:55:19,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:55:19,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:19,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:55:19,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:55:19,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:55:19,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:55:19,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:55:19,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:55:19,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:55:19,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 21:55:19,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:55:19,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-27 21:55:19,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:55:19,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:19,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:55:19,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:55:19,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:55:19,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:55:19,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:55:19,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:55:19,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:55:19,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:55:19,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:55:19,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:55:19,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:55:19,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:19,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:55:19,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:55:19,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:55:19,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:55:19,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:55:19,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:55:19,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:55:19,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:55:19,309 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:55:19,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:55:19,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:55:19,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:19,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:55:19,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:55:19,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:55:19,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:55:19,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:55:19,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:55:19,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:55:19,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:55:19,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:55:19,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-27 21:55:19,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:55:19,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:19,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:55:19,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:55:19,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:55:19,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:55:19,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:55:19,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:55:19,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:55:19,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:55:19,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:55:19,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-27 21:55:19,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:55:19,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:19,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:55:19,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:55:19,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:55:19,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:55:19,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:55:19,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:55:19,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 21:55:19,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:55:19,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:55:19,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-27 21:55:19,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:55:19,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:19,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:55:19,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:55:19,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:55:19,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:55:19,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:55:19,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:55:19,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:55:19,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:55:19,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:55:19,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-27 21:55:19,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:55:19,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:19,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:55:19,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:55:19,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:55:19,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:55:19,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:55:19,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:55:19,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:55:19,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:55:19,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:55:19,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2020-10-27 21:55:19,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:55:19,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:19,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:55:19,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:55:19,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:55:19,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:55:19,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:55:19,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:55:19,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:55:19,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:55:19,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:55:19,409 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-27 21:55:19,409 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1253795982] [2020-10-27 21:55:19,410 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:55:19,410 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-10-27 21:55:19,410 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1256363458] [2020-10-27 21:55:19,411 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-27 21:55:19,411 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:55:19,411 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-27 21:55:19,411 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=259, Unknown=0, NotChecked=0, Total=306 [2020-10-27 21:55:19,412 INFO L87 Difference]: Start difference. First operand 548 states and 740 transitions. Second operand 18 states. [2020-10-27 21:55:23,495 WARN L193 SmtUtils]: Spent 2.11 s on a formula simplification that was a NOOP. DAG size: 583 [2020-10-27 21:55:27,056 WARN L193 SmtUtils]: Spent 2.12 s on a formula simplification that was a NOOP. DAG size: 582 [2020-10-27 21:55:29,253 WARN L193 SmtUtils]: Spent 2.14 s on a formula simplification that was a NOOP. DAG size: 585 [2020-10-27 21:55:31,503 WARN L193 SmtUtils]: Spent 2.18 s on a formula simplification that was a NOOP. DAG size: 585 [2020-10-27 21:55:33,714 WARN L193 SmtUtils]: Spent 2.14 s on a formula simplification that was a NOOP. DAG size: 585 [2020-10-27 21:55:37,580 WARN L193 SmtUtils]: Spent 2.14 s on a formula simplification that was a NOOP. DAG size: 585 [2020-10-27 21:55:57,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:55:57,401 INFO L93 Difference]: Finished difference Result 1662 states and 2555 transitions. [2020-10-27 21:55:57,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2020-10-27 21:55:57,402 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 162 [2020-10-27 21:55:57,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:55:57,411 INFO L225 Difference]: With dead ends: 1662 [2020-10-27 21:55:57,411 INFO L226 Difference]: Without dead ends: 1175 [2020-10-27 21:55:57,415 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 432 ImplicationChecksByTransitivity, 16.6s TimeCoverageRelationStatistics Valid=458, Invalid=1798, Unknown=0, NotChecked=0, Total=2256 [2020-10-27 21:55:57,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1175 states. [2020-10-27 21:55:57,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1175 to 629. [2020-10-27 21:55:57,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 629 states. [2020-10-27 21:55:57,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 629 states and 877 transitions. [2020-10-27 21:55:57,685 INFO L78 Accepts]: Start accepts. Automaton has 629 states and 877 transitions. Word has length 162 [2020-10-27 21:55:57,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:55:57,686 INFO L481 AbstractCegarLoop]: Abstraction has 629 states and 877 transitions. [2020-10-27 21:55:57,686 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-27 21:55:57,686 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 877 transitions. [2020-10-27 21:55:57,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2020-10-27 21:55:57,690 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:55:57,690 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:55:57,691 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 21:55:57,691 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 21:55:57,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:55:57,691 INFO L82 PathProgramCache]: Analyzing trace with hash -832993801, now seen corresponding path program 1 times [2020-10-27 21:55:57,692 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:55:57,692 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1858660672] [2020-10-27 21:55:57,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:55:57,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:55:57,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:57,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:57,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:57,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:58,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:59,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:56:00,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:56:00,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:56:00,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:56:00,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:56:00,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:56:00,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:56:00,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:56:00,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:56:02,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:56:02,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 236 [2020-10-27 21:56:02,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-27 21:56:02,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5018 [2020-10-27 21:56:02,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:56:02,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:56:02,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 123 [2020-10-27 21:56:02,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 21:56:02,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:56:04,947 WARN L193 SmtUtils]: Spent 2.12 s on a formula simplification that was a NOOP. DAG size: 580 [2020-10-27 21:56:04,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:56:04,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:56:04,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:56:04,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:56:04,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:56:04,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:56:04,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-27 21:56:04,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:56:04,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:56:04,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:56:04,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:56:04,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:56:05,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:56:05,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:56:05,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:56:05,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:56:05,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:56:05,011 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:56:05,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:56:05,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:56:05,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:56:05,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:56:05,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:56:05,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:56:05,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:56:05,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:56:05,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:56:05,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:56:05,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:56:05,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:56:05,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:56:05,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:56:05,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:56:05,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:56:05,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:56:05,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:56:05,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:56:05,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:56:05,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:56:05,018 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:56:05,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:56:05,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:56:05,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:56:05,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:56:05,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:56:05,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:56:05,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:56:05,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:56:05,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:56:05,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:56:05,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:56:05,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:56:05,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:56:05,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:56:05,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:56:05,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:56:10,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:56:10,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-10-27 21:56:10,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 21:56:10,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-27 21:56:10,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:56:10,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:56:10,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-27 21:56:10,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-27 21:56:10,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:56:10,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:56:10,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:56:10,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:56:10,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:56:10,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:56:10,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:56:10,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:56:10,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:56:10,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:56:10,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:56:10,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:56:10,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:56:10,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:56:10,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:56:10,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:56:10,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:56:10,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:56:10,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:56:10,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:56:10,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:56:10,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:56:10,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:56:10,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:56:10,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:56:10,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:56:10,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:56:10,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:56:10,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:56:10,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:56:10,130 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:56:10,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:56:10,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:56:10,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:56:10,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:56:10,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:56:10,131 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:56:10,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:56:10,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:56:10,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:56:10,156 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:56:10,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:56:10,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:56:10,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:56:10,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:56:10,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:56:10,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:56:10,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:56:10,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:56:10,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 21:56:10,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:56:10,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:56:10,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:56:10,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:56:10,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:56:10,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:56:10,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:56:10,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:56:10,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:56:10,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:56:10,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:56:10,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:56:10,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:56:10,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:56:10,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:56:10,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:56:10,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:56:10,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:56:10,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:56:10,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:56:10,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:56:10,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:56:10,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:56:10,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:56:10,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:56:10,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:56:10,171 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:56:10,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:56:10,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:56:10,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:56:10,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:56:10,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:56:10,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:56:10,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:56:10,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:56:10,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:56:10,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:56:10,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:56:10,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:56:10,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:56:10,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:56:10,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:56:10,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:56:10,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:56:10,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:56:10,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:56:10,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:56:10,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 21:56:10,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:56:10,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:56:10,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:56:10,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 21:56:10,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:56:10,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-27 21:56:10,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:56:10,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:56:10,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 21:56:10,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-27 21:56:10,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:56:10,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:56:10,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:56:10,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:56:10,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:56:10,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 21:56:10,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:56:10,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 21:56:10,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:56:10,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:56:10,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:56:10,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 21:56:10,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:56:10,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:56:10,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:56:10,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:56:10,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:56:10,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:56:10,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:56:10,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:56:10,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:56:10,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:56:10,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:56:10,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 21:56:10,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:56:10,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:56:10,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:56:10,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:56:10,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:56:10,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:56:10,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:56:10,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:56:10,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:56:10,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 21:56:10,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:56:10,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 21:56:10,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:56:10,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-27 21:56:10,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:56:10,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:56:10,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:56:10,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:56:10,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:56:10,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:56:10,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:56:10,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:56:10,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:56:10,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:56:10,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:56:10,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:56:10,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:56:10,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:56:10,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:56:10,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:56:10,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:56:10,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:56:10,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:56:10,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:56:10,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:56:10,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:56:10,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:56:10,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:56:10,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:56:10,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:56:10,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:56:10,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:56:10,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:56:10,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:56:10,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:56:10,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:56:10,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:56:10,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:56:10,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:56:10,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-27 21:56:10,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:56:10,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:56:10,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:56:10,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:56:10,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:56:10,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:56:10,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:56:10,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:56:10,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:56:10,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:56:10,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:56:10,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 21:56:10,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:56:10,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:56:10,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:56:10,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:56:10,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:56:10,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:56:10,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:56:10,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:56:10,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 21:56:10,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:56:10,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:56:10,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-10-27 21:56:10,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:56:10,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:56:10,580 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:56:10,580 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:56:10,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:56:10,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:56:10,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:56:10,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:56:10,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:56:10,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:56:10,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:56:10,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-10-27 21:56:10,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:56:10,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:56:10,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:56:10,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:56:10,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:56:10,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:56:10,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:56:10,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:56:10,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:56:10,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:56:10,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:56:10,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2020-10-27 21:56:10,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:56:10,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:56:10,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:56:10,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:56:10,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:56:10,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:56:10,588 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:56:10,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:56:10,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:56:10,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:56:10,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:56:10,629 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-27 21:56:10,630 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1858660672] [2020-10-27 21:56:10,630 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:56:10,630 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-10-27 21:56:10,630 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1674701638] [2020-10-27 21:56:10,631 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-27 21:56:10,631 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:56:10,631 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-27 21:56:10,631 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=259, Unknown=0, NotChecked=0, Total=306 [2020-10-27 21:56:10,631 INFO L87 Difference]: Start difference. First operand 629 states and 877 transitions. Second operand 18 states. [2020-10-27 21:56:14,471 WARN L193 SmtUtils]: Spent 2.14 s on a formula simplification that was a NOOP. DAG size: 583 [2020-10-27 21:56:16,812 WARN L193 SmtUtils]: Spent 2.15 s on a formula simplification that was a NOOP. DAG size: 586 [2020-10-27 21:56:19,318 WARN L193 SmtUtils]: Spent 2.15 s on a formula simplification that was a NOOP. DAG size: 584 [2020-10-27 21:56:22,662 WARN L193 SmtUtils]: Spent 2.13 s on a formula simplification that was a NOOP. DAG size: 583 [2020-10-27 21:56:24,924 WARN L193 SmtUtils]: Spent 2.16 s on a formula simplification that was a NOOP. DAG size: 586 [2020-10-27 21:56:27,230 WARN L193 SmtUtils]: Spent 2.12 s on a formula simplification that was a NOOP. DAG size: 584 [2020-10-27 21:56:29,828 WARN L193 SmtUtils]: Spent 2.12 s on a formula simplification that was a NOOP. DAG size: 583