/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_spec11_product07.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 21:14:14,282 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 21:14:14,287 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 21:14:14,338 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 21:14:14,339 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 21:14:14,340 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 21:14:14,342 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 21:14:14,344 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 21:14:14,346 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 21:14:14,347 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 21:14:14,349 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 21:14:14,350 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 21:14:14,351 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 21:14:14,352 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 21:14:14,353 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 21:14:14,354 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 21:14:14,355 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 21:14:14,356 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 21:14:14,358 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 21:14:14,361 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 21:14:14,362 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 21:14:14,366 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 21:14:14,368 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 21:14:14,369 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 21:14:14,372 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 21:14:14,372 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 21:14:14,373 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 21:14:14,374 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 21:14:14,374 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 21:14:14,375 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 21:14:14,376 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 21:14:14,377 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 21:14:14,378 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 21:14:14,378 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 21:14:14,380 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 21:14:14,380 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 21:14:14,381 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 21:14:14,381 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 21:14:14,381 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 21:14:14,382 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 21:14:14,383 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 21:14:14,387 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 21:14:14,422 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 21:14:14,423 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 21:14:14,425 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 21:14:14,426 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 21:14:14,426 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 21:14:14,426 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 21:14:14,426 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 21:14:14,427 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 21:14:14,427 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 21:14:14,429 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 21:14:14,430 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 21:14:14,430 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 21:14:14,430 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 21:14:14,430 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 21:14:14,431 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 21:14:14,431 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 21:14:14,431 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 21:14:14,431 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 21:14:14,431 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 21:14:14,432 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 21:14:14,432 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 21:14:14,432 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 21:14:14,433 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 21:14:14,433 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 21:14:14,433 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 21:14:14,433 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 21:14:14,433 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 21:14:14,434 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 21:14:14,434 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 21:14:14,434 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 21:14:14,833 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 21:14:14,886 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 21:14:14,891 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 21:14:14,892 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 21:14:14,893 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 21:14:14,894 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec11_product07.cil.c [2020-10-27 21:14:14,969 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ae716f37b/eefd6808c1444feeb3fcba70db0747fe/FLAG6f805376f [2020-10-27 21:14:15,698 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 21:14:15,699 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec11_product07.cil.c [2020-10-27 21:14:15,723 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ae716f37b/eefd6808c1444feeb3fcba70db0747fe/FLAG6f805376f [2020-10-27 21:14:15,947 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ae716f37b/eefd6808c1444feeb3fcba70db0747fe [2020-10-27 21:14:15,952 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 21:14:15,962 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 21:14:15,965 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 21:14:15,965 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 21:14:15,970 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 21:14:15,972 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 09:14:15" (1/1) ... [2020-10-27 21:14:15,978 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46e21ba0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:14:15, skipping insertion in model container [2020-10-27 21:14:15,978 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 09:14:15" (1/1) ... [2020-10-27 21:14:15,989 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 21:14:16,092 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 21:14:16,788 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 21:14:16,801 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 21:14:16,949 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 21:14:17,034 INFO L208 MainTranslator]: Completed translation [2020-10-27 21:14:17,035 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:14:17 WrapperNode [2020-10-27 21:14:17,035 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 21:14:17,036 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 21:14:17,037 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 21:14:17,037 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 21:14:17,051 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:14:17" (1/1) ... [2020-10-27 21:14:17,052 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:14:17" (1/1) ... [2020-10-27 21:14:17,087 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:14:17" (1/1) ... [2020-10-27 21:14:17,088 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:14:17" (1/1) ... [2020-10-27 21:14:17,155 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:14:17" (1/1) ... [2020-10-27 21:14:17,172 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:14:17" (1/1) ... [2020-10-27 21:14:17,185 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:14:17" (1/1) ... [2020-10-27 21:14:17,199 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 21:14:17,200 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 21:14:17,200 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 21:14:17,200 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 21:14:17,201 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:14:17" (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 21:14:17,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 21:14:17,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 21:14:17,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 21:14:17,292 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 21:14:17,292 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-10-27 21:14:17,293 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-10-27 21:14:17,293 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-10-27 21:14:17,293 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-10-27 21:14:17,293 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-10-27 21:14:17,293 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-10-27 21:14:17,294 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-10-27 21:14:17,294 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-10-27 21:14:17,295 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-10-27 21:14:17,295 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-10-27 21:14:17,295 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-10-27 21:14:17,296 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-10-27 21:14:17,296 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-10-27 21:14:17,296 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-10-27 21:14:17,296 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-10-27 21:14:17,296 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-10-27 21:14:17,296 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-10-27 21:14:17,297 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-10-27 21:14:17,297 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-10-27 21:14:17,297 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-10-27 21:14:17,297 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-10-27 21:14:17,297 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-10-27 21:14:17,297 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-10-27 21:14:17,297 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-10-27 21:14:17,298 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-10-27 21:14:17,298 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-10-27 21:14:17,299 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-10-27 21:14:17,299 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-10-27 21:14:17,299 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-10-27 21:14:17,299 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-10-27 21:14:17,299 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-10-27 21:14:17,299 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-10-27 21:14:17,300 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-10-27 21:14:17,300 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-10-27 21:14:17,300 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-10-27 21:14:17,300 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-10-27 21:14:17,301 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-10-27 21:14:17,301 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-10-27 21:14:17,301 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-10-27 21:14:17,301 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-10-27 21:14:17,301 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-10-27 21:14:17,301 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-10-27 21:14:17,301 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-10-27 21:14:17,302 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-10-27 21:14:17,302 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-10-27 21:14:17,302 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-10-27 21:14:17,302 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-10-27 21:14:17,302 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-10-27 21:14:17,303 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-10-27 21:14:17,303 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-10-27 21:14:17,303 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-10-27 21:14:17,304 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-10-27 21:14:17,304 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-10-27 21:14:17,304 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-10-27 21:14:17,304 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-10-27 21:14:17,304 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 21:14:17,305 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 21:14:17,305 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2020-10-27 21:14:17,305 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2020-10-27 21:14:17,305 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-10-27 21:14:17,305 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2020-10-27 21:14:17,305 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-10-27 21:14:17,306 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-10-27 21:14:17,306 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Base [2020-10-27 21:14:17,306 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-10-27 21:14:17,306 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-10-27 21:14:17,306 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-10-27 21:14:17,307 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-10-27 21:14:17,308 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-10-27 21:14:17,309 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-10-27 21:14:17,309 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-10-27 21:14:17,309 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2020-10-27 21:14:17,309 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2020-10-27 21:14:17,310 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-10-27 21:14:17,310 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-10-27 21:14:17,310 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-10-27 21:14:17,310 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-10-27 21:14:17,310 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 21:14:17,310 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 21:14:17,310 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 21:14:17,310 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 21:14:17,311 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 21:14:17,311 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 21:14:17,312 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 21:14:17,312 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 21:14:17,312 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 21:14:17,312 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 21:14:17,312 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 21:14:17,312 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 21:14:17,312 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__DecryptAutoResponder_spec__1 [2020-10-27 21:14:17,313 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-10-27 21:14:17,313 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 21:14:17,313 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 21:14:17,313 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 21:14:17,313 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 21:14:17,313 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 21:14:17,313 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-10-27 21:14:17,314 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-10-27 21:14:17,314 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-10-27 21:14:17,314 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-10-27 21:14:17,314 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-10-27 21:14:17,314 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-10-27 21:14:17,314 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-10-27 21:14:17,314 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-10-27 21:14:17,315 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-10-27 21:14:17,315 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-10-27 21:14:17,315 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-10-27 21:14:17,315 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-10-27 21:14:17,316 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-10-27 21:14:17,316 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-10-27 21:14:17,316 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-10-27 21:14:17,317 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-10-27 21:14:17,317 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-10-27 21:14:17,318 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-10-27 21:14:17,318 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-10-27 21:14:17,318 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-10-27 21:14:17,319 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-10-27 21:14:17,319 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-10-27 21:14:17,319 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-10-27 21:14:17,319 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-10-27 21:14:17,319 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-10-27 21:14:17,319 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-10-27 21:14:17,320 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-10-27 21:14:17,320 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-10-27 21:14:17,320 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-10-27 21:14:17,320 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-10-27 21:14:17,321 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-10-27 21:14:17,322 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-10-27 21:14:17,325 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-10-27 21:14:17,325 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-10-27 21:14:17,325 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-10-27 21:14:17,325 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-10-27 21:14:17,326 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-10-27 21:14:17,327 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-10-27 21:14:17,327 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-10-27 21:14:17,329 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-10-27 21:14:17,329 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-10-27 21:14:17,329 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-10-27 21:14:17,329 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-10-27 21:14:17,334 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-10-27 21:14:17,335 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-10-27 21:14:17,335 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-10-27 21:14:17,335 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-10-27 21:14:17,335 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-10-27 21:14:17,335 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-10-27 21:14:17,335 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-10-27 21:14:17,335 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 21:14:17,336 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-27 21:14:17,336 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 21:14:17,336 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 21:14:17,336 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 21:14:17,336 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-10-27 21:14:17,336 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-10-27 21:14:17,336 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-10-27 21:14:17,336 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-10-27 21:14:17,337 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-10-27 21:14:17,337 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-10-27 21:14:17,337 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-10-27 21:14:17,338 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-10-27 21:14:17,338 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-10-27 21:14:17,338 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-10-27 21:14:17,338 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 21:14:17,338 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 21:14:17,338 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 21:14:17,338 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2020-10-27 21:14:17,339 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2020-10-27 21:14:17,339 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-10-27 21:14:17,339 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-10-27 21:14:17,339 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-10-27 21:14:17,339 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-10-27 21:14:17,339 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-10-27 21:14:17,339 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-10-27 21:14:17,339 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2020-10-27 21:14:17,340 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2020-10-27 21:14:17,340 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2020-10-27 21:14:17,340 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Base [2020-10-27 21:14:17,340 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__DecryptAutoResponder_spec__1 [2020-10-27 21:14:17,340 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-10-27 21:14:17,340 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-10-27 21:14:17,340 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-10-27 21:14:17,340 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 21:14:17,341 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 21:14:17,341 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 21:14:17,341 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 21:14:17,341 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 21:14:17,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 21:14:17,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 21:14:17,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 21:14:17,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 21:14:17,342 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 21:14:17,342 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 21:14:17,342 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 21:14:17,342 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 21:14:17,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 21:14:17,342 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 21:14:17,342 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 21:14:17,343 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 21:14:17,343 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-10-27 21:14:17,343 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 21:14:17,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 21:14:17,343 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 21:14:19,254 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 21:14:19,255 INFO L298 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-27 21:14:19,262 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 09:14:19 BoogieIcfgContainer [2020-10-27 21:14:19,262 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 21:14:19,267 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 21:14:19,267 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 21:14:19,271 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 21:14:19,271 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 09:14:15" (1/3) ... [2020-10-27 21:14:19,272 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4acf8e2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 09:14:19, skipping insertion in model container [2020-10-27 21:14:19,272 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:14:17" (2/3) ... [2020-10-27 21:14:19,273 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4acf8e2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 09:14:19, skipping insertion in model container [2020-10-27 21:14:19,273 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 09:14:19" (3/3) ... [2020-10-27 21:14:19,275 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec11_product07.cil.c [2020-10-27 21:14:19,289 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 21:14:19,298 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 21:14:19,313 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 21:14:19,367 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 21:14:19,367 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 21:14:19,367 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 21:14:19,368 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 21:14:19,368 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 21:14:19,368 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 21:14:19,368 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 21:14:19,368 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 21:14:19,413 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states. [2020-10-27 21:14:19,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2020-10-27 21:14:19,450 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:14:19,453 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-27 21:14:19,454 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 21:14:19,462 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:14:19,463 INFO L82 PathProgramCache]: Analyzing trace with hash -1688111677, now seen corresponding path program 1 times [2020-10-27 21:14:19,475 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:14:19,475 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1484770564] [2020-10-27 21:14:19,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:14:19,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:20,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:20,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:20,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:23,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:24,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:24,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 205 [2020-10-27 21:14:24,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 21:14:24,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5029 [2020-10-27 21:14:24,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:24,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:24,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 82 [2020-10-27 21:14:24,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:24,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 21:14:26,824 WARN L193 SmtUtils]: Spent 1.74 s on a formula simplification that was a NOOP. DAG size: 529 [2020-10-27 21:14:26,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:14:26,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:26,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:26,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:26,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:14:26,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:26,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-27 21:14:26,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:26,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:26,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:14:26,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:26,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:26,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:14:26,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:26,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:26,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:26,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:14:26,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:26,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:14:26,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:26,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:26,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:14:26,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:26,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:26,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:14:26,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:26,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:26,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:26,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:14:26,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:26,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:14:26,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:26,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:26,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:14:26,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:26,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:26,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:14:26,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:26,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:26,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:26,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:14:26,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:26,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:14:26,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:26,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:26,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:14:26,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:26,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:26,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:14:26,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:26,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:26,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:26,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:27,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:27,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-27 21:14:27,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 21:14:27,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 704 [2020-10-27 21:14:27,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:27,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:14:27,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-27 21:14:27,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 21:14:27,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:27,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:14:27,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:27,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:27,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:27,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:14:27,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:27,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:14:27,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:27,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:27,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:14:27,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:27,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:27,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:14:27,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:27,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:27,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:27,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:14:27,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:27,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:14:27,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:27,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:27,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:14:27,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:27,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:27,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 21:14:27,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:27,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:27,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:27,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:14:27,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:27,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:14:27,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:27,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:27,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:14:27,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:27,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:27,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:14:27,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:27,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:27,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:27,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:14:27,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:27,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:14:27,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:27,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:27,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:14:27,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:27,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:27,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 21:14:27,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:27,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:27,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:27,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:14:27,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:27,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 21:14:27,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:27,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:14:27,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:14:27,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 21:14:27,791 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:27,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:14:27,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:27,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:27,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:27,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:14:27,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:27,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 21:14:27,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:27,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:14:27,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:14:27,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 21:14:27,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:27,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-10-27 21:14:27,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:27,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:27,938 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:27,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:14:27,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:27,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 21:14:27,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:27,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:27,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:14:27,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:27,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:27,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:14:27,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:27,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:27,971 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:27,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:14:27,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:27,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:14:27,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:27,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:27,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:14:27,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:27,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:28,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:14:28,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:28,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:28,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:28,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:14:28,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:28,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:14:28,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:28,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:28,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:14:28,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:28,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:28,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-27 21:14:28,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:28,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:28,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:28,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:14:28,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:28,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:14:28,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:28,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:28,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:14:28,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:28,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:28,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 21:14:28,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:28,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:28,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:28,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:14:28,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:28,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:14:28,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:28,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:28,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:14:28,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:28,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:28,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-27 21:14:28,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:28,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:28,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:28,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:14:28,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:28,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:14:28,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:28,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:28,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:14:28,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:28,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:28,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-27 21:14:28,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:28,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:28,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:28,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:14:28,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:28,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:14:28,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:28,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:28,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:14:28,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:28,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:28,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 21:14:28,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:28,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:28,038 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:28,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 21:14:28,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:28,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:14:28,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:28,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:28,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 21:14:28,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:28,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:28,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:14:28,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:28,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:28,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:28,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:14:28,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:28,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:14:28,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:28,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:28,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:14:28,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:28,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:28,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-27 21:14:28,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:28,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:28,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:28,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:14:28,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:28,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:14:28,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:28,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:28,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:14:28,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:28,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:28,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-27 21:14:28,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:28,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:28,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:28,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:14:28,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:28,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:14:28,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:28,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:28,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 21:14:28,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:28,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:28,139 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-10-27 21:14:28,140 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1484770564] [2020-10-27 21:14:28,142 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:14:28,143 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-27 21:14:28,143 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1812987209] [2020-10-27 21:14:28,149 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-27 21:14:28,149 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:14:28,163 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-27 21:14:28,165 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2020-10-27 21:14:28,167 INFO L87 Difference]: Start difference. First operand 317 states. Second operand 13 states. [2020-10-27 21:14:30,729 WARN L193 SmtUtils]: Spent 1.91 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-27 21:14:33,223 WARN L193 SmtUtils]: Spent 1.93 s on a formula simplification that was a NOOP. DAG size: 536 [2020-10-27 21:14:35,703 WARN L193 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 535 [2020-10-27 21:14:46,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:14:46,291 INFO L93 Difference]: Finished difference Result 766 states and 1160 transitions. [2020-10-27 21:14:46,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-27 21:14:46,293 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 135 [2020-10-27 21:14:46,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:14:46,313 INFO L225 Difference]: With dead ends: 766 [2020-10-27 21:14:46,313 INFO L226 Difference]: Without dead ends: 456 [2020-10-27 21:14:46,326 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 186 ImplicationChecksByTransitivity, 8.2s TimeCoverageRelationStatistics Valid=232, Invalid=698, Unknown=0, NotChecked=0, Total=930 [2020-10-27 21:14:46,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 456 states. [2020-10-27 21:14:46,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 456 to 290. [2020-10-27 21:14:46,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 290 states. [2020-10-27 21:14:46,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 290 states and 389 transitions. [2020-10-27 21:14:46,599 INFO L78 Accepts]: Start accepts. Automaton has 290 states and 389 transitions. Word has length 135 [2020-10-27 21:14:46,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:14:46,600 INFO L481 AbstractCegarLoop]: Abstraction has 290 states and 389 transitions. [2020-10-27 21:14:46,600 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-27 21:14:46,600 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 389 transitions. [2020-10-27 21:14:46,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2020-10-27 21:14:46,604 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:14:46,604 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-27 21:14:46,605 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 21:14:46,605 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 21:14:46,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:14:46,606 INFO L82 PathProgramCache]: Analyzing trace with hash -274130854, now seen corresponding path program 1 times [2020-10-27 21:14:46,606 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:14:46,606 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2100304479] [2020-10-27 21:14:46,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:14:46,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:46,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:46,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:46,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:47,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:49,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:51,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:51,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 207 [2020-10-27 21:14:51,701 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 21:14:51,701 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5033 [2020-10-27 21:14:51,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:51,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:14:51,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 82 [2020-10-27 21:14:51,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 21:14:51,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:53,661 WARN L193 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 529 [2020-10-27 21:14:53,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:14:53,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:53,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:53,720 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:53,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:14:53,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:53,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-27 21:14:53,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:53,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:53,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:14:53,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:53,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:53,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:14:53,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:53,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:53,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:53,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:14:53,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:53,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:14:53,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:53,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:53,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:14:53,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:53,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:53,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:14:53,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:53,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:53,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:53,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:14:53,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:53,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:14:53,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:53,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:53,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:14:53,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:53,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:53,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:14:53,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:53,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:53,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:53,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:14:53,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:53,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:14:53,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:53,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:53,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:14:53,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:53,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:53,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:14:53,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:53,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:53,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:53,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:54,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:54,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-27 21:14:54,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 21:14:54,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 429 [2020-10-27 21:14:54,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:54,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:14:54,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-27 21:14:54,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 21:14:54,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:54,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:14:54,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:54,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:54,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:54,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:14:54,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:54,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:14:54,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:54,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:54,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:14:54,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:54,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:54,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:14:54,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:54,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:54,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:54,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:14:54,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:54,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:14:54,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:54,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:54,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:14:54,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:54,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:54,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 21:14:54,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:54,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:54,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:54,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:14:54,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:54,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:14:54,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:54,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:54,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:14:54,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:54,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:54,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:14:54,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:54,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:54,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:54,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:14:54,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:54,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:14:54,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:54,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:54,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:14:54,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:54,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:54,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 21:14:54,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:54,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:54,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:54,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:14:54,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:54,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 21:14:54,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:54,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:14:54,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:14:54,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 21:14:54,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:54,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:14:54,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:54,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:54,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:54,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:14:54,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:54,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-27 21:14:54,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:54,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:14:54,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:14:54,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 21:14:54,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:54,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-27 21:14:54,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:54,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:54,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:54,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:14:54,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:54,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 21:14:54,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:54,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:54,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:14:54,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:54,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:54,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:14:54,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:54,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:54,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:54,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:14:54,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:54,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:14:54,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:54,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:54,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:14:54,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:54,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:54,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:14:54,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:54,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:54,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:54,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:14:54,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:54,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:14:54,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:54,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:54,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:14:54,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:54,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:54,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 21:14:54,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:54,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:54,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:54,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:14:54,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:54,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:14:54,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:54,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:54,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:14:54,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:54,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:54,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-27 21:14:54,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:54,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:54,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:54,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:14:54,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:54,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:14:54,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:54,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:54,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:14:54,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:54,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:54,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-27 21:14:54,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:54,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:54,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:54,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:14:54,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:54,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:14:54,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:54,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:54,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:14:54,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:54,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:54,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-27 21:14:54,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:54,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:54,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:54,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:14:54,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:54,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:14:54,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:54,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:54,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:14:54,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:54,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:54,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-27 21:14:54,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:54,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:54,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:54,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 21:14:54,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:54,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:14:54,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:54,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:54,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 21:14:54,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:54,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:54,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:14:54,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:54,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:54,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:54,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:14:54,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:54,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:14:54,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:54,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:54,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:14:54,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:54,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:54,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-27 21:14:54,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:54,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:54,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:54,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:14:54,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:54,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:14:54,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:54,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:54,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:14:54,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:54,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:54,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 21:14:54,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:54,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:54,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:54,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:14:54,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:54,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:14:54,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:54,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:54,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 21:14:54,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:54,603 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:54,663 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-10-27 21:14:54,664 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2100304479] [2020-10-27 21:14:54,664 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:14:54,664 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-10-27 21:14:54,665 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [661934025] [2020-10-27 21:14:54,666 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-27 21:14:54,667 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:14:54,667 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-27 21:14:54,668 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2020-10-27 21:14:54,668 INFO L87 Difference]: Start difference. First operand 290 states and 389 transitions. Second operand 14 states. [2020-10-27 21:14:57,773 WARN L193 SmtUtils]: Spent 1.81 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-27 21:15:00,039 WARN L193 SmtUtils]: Spent 1.75 s on a formula simplification that was a NOOP. DAG size: 531 [2020-10-27 21:15:01,949 WARN L193 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 537 [2020-10-27 21:15:03,825 WARN L193 SmtUtils]: Spent 1.80 s on a formula simplification that was a NOOP. DAG size: 534 [2020-10-27 21:15:06,128 WARN L193 SmtUtils]: Spent 1.82 s on a formula simplification that was a NOOP. DAG size: 534 [2020-10-27 21:15:15,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:15:15,217 INFO L93 Difference]: Finished difference Result 720 states and 1037 transitions. [2020-10-27 21:15:15,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-27 21:15:15,224 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 137 [2020-10-27 21:15:15,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:15:15,230 INFO L225 Difference]: With dead ends: 720 [2020-10-27 21:15:15,230 INFO L226 Difference]: Without dead ends: 469 [2020-10-27 21:15:15,233 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 174 ImplicationChecksByTransitivity, 11.7s TimeCoverageRelationStatistics Valid=227, Invalid=765, Unknown=0, NotChecked=0, Total=992 [2020-10-27 21:15:15,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 469 states. [2020-10-27 21:15:15,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 469 to 296. [2020-10-27 21:15:15,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 296 states. [2020-10-27 21:15:15,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 296 states and 394 transitions. [2020-10-27 21:15:15,390 INFO L78 Accepts]: Start accepts. Automaton has 296 states and 394 transitions. Word has length 137 [2020-10-27 21:15:15,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:15:15,391 INFO L481 AbstractCegarLoop]: Abstraction has 296 states and 394 transitions. [2020-10-27 21:15:15,391 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-27 21:15:15,391 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 394 transitions. [2020-10-27 21:15:15,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2020-10-27 21:15:15,393 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:15:15,393 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-27 21:15:15,394 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 21:15:15,394 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 21:15:15,394 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:15:15,395 INFO L82 PathProgramCache]: Analyzing trace with hash 202063511, now seen corresponding path program 1 times [2020-10-27 21:15:15,395 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:15:15,395 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [360040436] [2020-10-27 21:15:15,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:15:15,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:15,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:15,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:15,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:16,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:20,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:20,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 213 [2020-10-27 21:15:20,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 21:15:20,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5039 [2020-10-27 21:15:20,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:20,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:15:20,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 83 [2020-10-27 21:15:20,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 21:15:20,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:22,521 WARN L193 SmtUtils]: Spent 1.94 s on a formula simplification that was a NOOP. DAG size: 529 [2020-10-27 21:15:22,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:15:22,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:22,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:22,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:22,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:15:22,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:22,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-27 21:15:22,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:22,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:22,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:15:22,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:22,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:22,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:15:22,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:22,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:22,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:22,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:15:22,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:22,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:15:22,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:22,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:22,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:15:22,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:22,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:22,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:15:22,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:22,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:22,593 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:22,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:15:22,593 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:22,593 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:15:22,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:22,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:22,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:15:22,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:22,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:22,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:15:22,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:22,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:22,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:22,597 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:15:22,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:22,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:15:22,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:22,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:22,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:15:22,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:22,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:22,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:15:22,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:22,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:22,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:22,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:22,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-27 21:15:22,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:15:22,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 62 [2020-10-27 21:15:22,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:22,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:15:22,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 21:15:22,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 21:15:22,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:22,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:15:22,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:22,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:22,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:22,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:15:22,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:22,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:15:22,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:22,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:22,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:15:22,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:22,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:22,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:15:22,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:22,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:22,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:22,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:15:22,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:22,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:15:22,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:22,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:22,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:15:22,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:22,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:22,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 21:15:22,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:22,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:22,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:22,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:15:22,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:22,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 21:15:22,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:22,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:15:22,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:15:22,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 21:15:22,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:22,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:15:22,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:22,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:22,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:22,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:15:22,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:22,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 21:15:22,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:22,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:15:22,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:15:22,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 21:15:22,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:22,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 21:15:22,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:22,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:22,865 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:22,866 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 21:15:22,866 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:22,866 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:15:22,866 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:22,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:22,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 21:15:22,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:22,867 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:22,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:15:22,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:22,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:22,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:22,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:15:22,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:22,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:15:22,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:22,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:22,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:15:22,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:22,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:22,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2020-10-27 21:15:22,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:22,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:22,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:22,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:15:22,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:22,917 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:15:22,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:22,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:22,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:15:22,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:22,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:22,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:15:22,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:22,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:22,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:22,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:15:22,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:22,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:15:22,948 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:22,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:22,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:15:22,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:22,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:22,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:15:22,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:22,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:22,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:22,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:15:22,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:22,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:15:22,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:22,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:22,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:15:22,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:22,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:22,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-27 21:15:22,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:22,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:22,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:22,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:15:22,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:22,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:15:22,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:22,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:22,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:15:22,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:22,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:22,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-27 21:15:22,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:23,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:23,001 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:23,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:15:23,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:23,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:15:23,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:23,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:23,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:15:23,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:23,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:23,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 21:15:23,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:23,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:23,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:23,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:15:23,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:23,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:15:23,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:23,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:23,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:15:23,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:23,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:23,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 21:15:23,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:23,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:23,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:23,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:15:23,011 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:23,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:15:23,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:23,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:23,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:15:23,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:23,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:23,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-27 21:15:23,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:23,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:23,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:23,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 21:15:23,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:23,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:15:23,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:23,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:23,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 21:15:23,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:23,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:23,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:15:23,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:23,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:23,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:23,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:15:23,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:23,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:15:23,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:23,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:23,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:15:23,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:23,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:23,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-27 21:15:23,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:23,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:23,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:23,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:15:23,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:23,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:15:23,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:23,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:23,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:15:23,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:23,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:23,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-27 21:15:23,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:23,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:23,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:23,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:15:23,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:23,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:15:23,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:23,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:23,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 21:15:23,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:23,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:23,079 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-10-27 21:15:23,080 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [360040436] [2020-10-27 21:15:23,080 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 21:15:23,080 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-27 21:15:23,080 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1206607108] [2020-10-27 21:15:23,081 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-27 21:15:23,081 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:15:23,081 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-27 21:15:23,082 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2020-10-27 21:15:23,082 INFO L87 Difference]: Start difference. First operand 296 states and 394 transitions. Second operand 15 states. [2020-10-27 21:15:26,303 WARN L193 SmtUtils]: Spent 1.79 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-27 21:15:28,470 WARN L193 SmtUtils]: Spent 1.79 s on a formula simplification that was a NOOP. DAG size: 531 [2020-10-27 21:15:30,380 WARN L193 SmtUtils]: Spent 1.82 s on a formula simplification that was a NOOP. DAG size: 534 [2020-10-27 21:15:32,295 WARN L193 SmtUtils]: Spent 1.81 s on a formula simplification that was a NOOP. DAG size: 534 [2020-10-27 21:15:34,736 WARN L193 SmtUtils]: Spent 1.81 s on a formula simplification that was a NOOP. DAG size: 534 [2020-10-27 21:15:36,647 WARN L193 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 534 [2020-10-27 21:15:46,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:15:46,404 INFO L93 Difference]: Finished difference Result 773 states and 1116 transitions. [2020-10-27 21:15:46,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-10-27 21:15:46,406 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 143 [2020-10-27 21:15:46,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:15:46,411 INFO L225 Difference]: With dead ends: 773 [2020-10-27 21:15:46,411 INFO L226 Difference]: Without dead ends: 510 [2020-10-27 21:15:46,413 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 202 ImplicationChecksByTransitivity, 13.7s TimeCoverageRelationStatistics Valid=267, Invalid=923, Unknown=0, NotChecked=0, Total=1190 [2020-10-27 21:15:46,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 510 states. [2020-10-27 21:15:46,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 510 to 331. [2020-10-27 21:15:46,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 331 states. [2020-10-27 21:15:46,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 331 states and 454 transitions. [2020-10-27 21:15:46,637 INFO L78 Accepts]: Start accepts. Automaton has 331 states and 454 transitions. Word has length 143 [2020-10-27 21:15:46,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:15:46,637 INFO L481 AbstractCegarLoop]: Abstraction has 331 states and 454 transitions. [2020-10-27 21:15:46,637 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-27 21:15:46,637 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 454 transitions. [2020-10-27 21:15:46,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2020-10-27 21:15:46,640 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:15:46,640 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:15:46,640 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 21:15:46,641 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 21:15:46,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:15:46,641 INFO L82 PathProgramCache]: Analyzing trace with hash 791175835, now seen corresponding path program 1 times [2020-10-27 21:15:46,641 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:15:46,641 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [725117026] [2020-10-27 21:15:46,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:15:46,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:46,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:46,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:46,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:47,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:48,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:51,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:51,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 219 [2020-10-27 21:15:51,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 21:15:51,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5020 [2020-10-27 21:15:51,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:51,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:15:51,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 89 [2020-10-27 21:15:51,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 21:15:51,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:53,607 WARN L193 SmtUtils]: Spent 1.82 s on a formula simplification that was a NOOP. DAG size: 529 [2020-10-27 21:15:53,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:15:53,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:53,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:53,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:53,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:15:53,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:53,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-27 21:15:53,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:53,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:53,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:15:53,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:53,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:53,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:15:53,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:53,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:53,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:53,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:15:53,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:53,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:15:53,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:53,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:53,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:15:53,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:53,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:53,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:15:53,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:53,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:53,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:53,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:15:53,684 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:53,684 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:15:53,684 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:53,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:53,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:15:53,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:53,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:53,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:15:53,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:53,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:53,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:53,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:15:53,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:53,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:15:53,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:53,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:53,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:15:53,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:53,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:53,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:15:53,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:53,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:53,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:53,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 53 [2020-10-27 21:15:53,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:53,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 21:15:53,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:53,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:53,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:15:53,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:53,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:53,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:15:53,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:53,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:53,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:53,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:15:53,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:53,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:15:53,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:53,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:53,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:15:53,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:53,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:53,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:15:53,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:53,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:53,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:53,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:15:53,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:53,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:15:53,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:53,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:53,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:15:53,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:53,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:53,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 21:15:53,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:53,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:53,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:53,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:15:53,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:53,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:15:53,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:53,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:53,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:15:53,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:53,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:53,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:15:53,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:53,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:53,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:53,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:15:53,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:53,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:15:53,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:53,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:53,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:15:53,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:53,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:53,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 21:15:53,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:53,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:53,834 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:53,834 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 21:15:53,834 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:53,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:15:53,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:53,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:53,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:15:53,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:53,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:53,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:15:53,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:53,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:53,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:53,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:15:53,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:53,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:15:53,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:53,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:53,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:15:53,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:53,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:53,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-27 21:15:53,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:53,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:53,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:53,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:15:53,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:53,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:15:53,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:53,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:53,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:15:53,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:53,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:53,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:15:53,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:53,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:53,909 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:53,909 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:15:53,909 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:53,909 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:15:53,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:53,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:53,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:15:53,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:53,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:53,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:15:53,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:53,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:53,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:53,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:15:53,933 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:53,933 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:15:53,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:53,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:53,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:15:53,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:53,934 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:53,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-27 21:15:53,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:53,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:53,938 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:53,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:15:53,939 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:53,939 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:15:53,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:53,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:53,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:15:53,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:53,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:53,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 21:15:53,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:53,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:53,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:53,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:15:53,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:53,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:15:53,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:53,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:53,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:15:53,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:53,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:53,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-27 21:15:53,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:53,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:53,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:53,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:15:53,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:53,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:15:53,948 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:53,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:53,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:15:53,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:53,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:53,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-27 21:15:53,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:53,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:53,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:53,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:15:53,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:53,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:15:53,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:53,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:53,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:15:53,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:53,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:53,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 21:15:53,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:53,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:53,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:53,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 21:15:53,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:53,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:15:53,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:53,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:53,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 21:15:53,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:53,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:53,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:15:53,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:53,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:53,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:53,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:15:53,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:53,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:15:53,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:53,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:53,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:15:53,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:53,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:53,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-27 21:15:53,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:53,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:53,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:53,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:15:53,967 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:53,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:15:53,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:53,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:53,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:15:53,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:53,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:53,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-10-27 21:15:53,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:53,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:53,971 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:53,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:15:53,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:53,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:15:53,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:53,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:53,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 21:15:53,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:53,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:54,021 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-10-27 21:15:54,022 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [725117026] [2020-10-27 21:15:54,022 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:15:54,022 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 21:15:54,022 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1829341179] [2020-10-27 21:15:54,023 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 21:15:54,023 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:15:54,024 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 21:15:54,024 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-27 21:15:54,024 INFO L87 Difference]: Start difference. First operand 331 states and 454 transitions. Second operand 9 states. [2020-10-27 21:15:57,005 WARN L193 SmtUtils]: Spent 1.82 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-27 21:16:04,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:16:04,676 INFO L93 Difference]: Finished difference Result 805 states and 1195 transitions. [2020-10-27 21:16:04,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-27 21:16:04,682 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 149 [2020-10-27 21:16:04,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:16:04,687 INFO L225 Difference]: With dead ends: 805 [2020-10-27 21:16:04,687 INFO L226 Difference]: Without dead ends: 565 [2020-10-27 21:16:04,688 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=79, Invalid=131, Unknown=0, NotChecked=0, Total=210 [2020-10-27 21:16:04,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 565 states. [2020-10-27 21:16:04,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 565 to 361. [2020-10-27 21:16:04,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 361 states. [2020-10-27 21:16:04,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 361 states and 507 transitions. [2020-10-27 21:16:04,881 INFO L78 Accepts]: Start accepts. Automaton has 361 states and 507 transitions. Word has length 149 [2020-10-27 21:16:04,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:16:04,882 INFO L481 AbstractCegarLoop]: Abstraction has 361 states and 507 transitions. [2020-10-27 21:16:04,882 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 21:16:04,882 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 507 transitions. [2020-10-27 21:16:04,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2020-10-27 21:16:04,885 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:16:04,885 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:16:04,886 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 21:16:04,886 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 21:16:04,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:16:04,886 INFO L82 PathProgramCache]: Analyzing trace with hash 695231081, now seen corresponding path program 1 times [2020-10-27 21:16:04,887 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:16:04,887 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [478890686] [2020-10-27 21:16:04,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:16:04,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:04,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:05,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:05,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:05,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:07,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:09,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:09,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 221 [2020-10-27 21:16:09,954 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 21:16:09,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-27 21:16:09,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:09,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:16:09,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-27 21:16:09,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 21:16:09,955 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:11,839 WARN L193 SmtUtils]: Spent 1.82 s on a formula simplification that was a NOOP. DAG size: 529 [2020-10-27 21:16:11,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:16:11,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:11,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:11,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:11,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:16:11,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:11,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-27 21:16:11,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:11,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:11,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:16:11,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:11,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:11,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:16:11,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:11,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:11,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:11,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:16:11,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:11,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:16:11,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:11,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:11,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:16:11,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:11,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:11,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:16:11,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:11,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:11,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:11,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:16:11,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:11,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:16:11,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:11,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:11,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:16:11,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:11,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:11,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:16:11,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:11,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:11,895 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:11,895 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:16:11,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:11,896 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:16:11,896 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:11,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:11,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:16:11,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:11,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:11,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:16:11,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:11,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:11,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:11,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 53 [2020-10-27 21:16:11,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:11,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 21:16:11,942 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:11,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:11,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:16:11,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:11,943 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:11,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:16:11,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:11,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:11,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:11,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:16:11,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:11,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:16:11,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:11,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:11,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:16:11,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:11,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:11,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:16:11,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:11,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:11,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:11,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:16:11,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:11,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:16:11,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:11,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:11,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:16:11,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:11,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:11,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 21:16:11,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:11,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:11,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:11,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:16:11,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:11,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:16:11,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:11,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:11,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:16:11,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:11,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:11,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:16:11,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:11,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:11,991 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:11,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:16:11,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:11,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:16:11,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:11,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:11,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:16:11,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:11,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:11,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 21:16:11,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:11,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:12,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:12,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 21:16:12,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:12,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:16:12,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:12,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:12,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:16:12,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:12,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:12,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:16:12,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:12,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:12,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:12,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:16:12,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:12,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:16:12,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:12,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:12,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:16:12,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:12,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:12,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-27 21:16:12,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:12,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:12,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:12,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:16:12,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:12,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:16:12,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:12,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:12,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:16:12,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:12,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:12,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:16:12,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:12,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:12,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:12,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:16:12,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:12,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:16:12,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:12,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:12,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:16:12,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:12,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:12,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:16:12,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:12,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:12,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:12,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:16:12,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:12,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:16:12,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:12,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:12,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:16:12,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:12,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:12,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-27 21:16:12,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:12,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:12,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:12,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:16:12,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:12,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:16:12,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:12,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:12,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:16:12,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:12,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:12,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-27 21:16:12,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:12,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:12,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:12,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:16:12,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:12,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:16:12,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:12,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:12,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:16:12,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:12,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:12,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-27 21:16:12,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:12,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:12,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:12,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:16:12,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:12,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:16:12,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:12,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:12,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:16:12,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:12,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:12,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-27 21:16:12,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:12,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:12,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:12,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:16:12,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:12,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:16:12,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:12,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:12,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:16:12,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:12,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:12,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-27 21:16:12,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:12,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:12,124 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:12,124 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 21:16:12,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:12,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:16:12,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:12,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:12,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 21:16:12,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:12,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:12,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:16:12,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:12,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:12,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:12,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:16:12,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:12,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:16:12,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:12,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:12,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:16:12,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:12,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:12,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-27 21:16:12,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:12,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:12,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:12,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:16:12,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:12,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:16:12,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:12,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:12,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:16:12,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:12,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:12,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-27 21:16:12,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:12,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:12,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:12,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:16:12,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:12,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:16:12,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:12,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:12,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 21:16:12,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:12,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:12,182 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-10-27 21:16:12,182 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [478890686] [2020-10-27 21:16:12,182 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:16:12,183 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 21:16:12,183 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [497128943] [2020-10-27 21:16:12,183 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 21:16:12,183 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:16:12,184 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 21:16:12,184 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-27 21:16:12,184 INFO L87 Difference]: Start difference. First operand 361 states and 507 transitions. Second operand 9 states. [2020-10-27 21:16:15,525 WARN L193 SmtUtils]: Spent 1.95 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-27 21:16:23,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:16:23,940 INFO L93 Difference]: Finished difference Result 961 states and 1483 transitions. [2020-10-27 21:16:23,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-27 21:16:23,941 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 151 [2020-10-27 21:16:23,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:16:23,947 INFO L225 Difference]: With dead ends: 961 [2020-10-27 21:16:23,948 INFO L226 Difference]: Without dead ends: 671 [2020-10-27 21:16:23,949 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=79, Invalid=131, Unknown=0, NotChecked=0, Total=210 [2020-10-27 21:16:23,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 671 states. [2020-10-27 21:16:24,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 671 to 414. [2020-10-27 21:16:24,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 414 states. [2020-10-27 21:16:24,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 414 states and 601 transitions. [2020-10-27 21:16:24,144 INFO L78 Accepts]: Start accepts. Automaton has 414 states and 601 transitions. Word has length 151 [2020-10-27 21:16:24,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:16:24,145 INFO L481 AbstractCegarLoop]: Abstraction has 414 states and 601 transitions. [2020-10-27 21:16:24,145 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 21:16:24,145 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 601 transitions. [2020-10-27 21:16:24,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2020-10-27 21:16:24,147 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:16:24,148 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:16:24,148 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 21:16:24,148 INFO L429 AbstractCegarLoop]: === Iteration 6 === [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 21:16:24,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:16:24,149 INFO L82 PathProgramCache]: Analyzing trace with hash -703322146, now seen corresponding path program 1 times [2020-10-27 21:16:24,149 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:16:24,149 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [521398761] [2020-10-27 21:16:24,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:16:24,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:24,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:24,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:24,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:25,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:26,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:29,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:29,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 222 [2020-10-27 21:16:29,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 21:16:29,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5039 [2020-10-27 21:16:29,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:29,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 21:16:29,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-27 21:16:29,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-27 21:16:29,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:31,125 WARN L193 SmtUtils]: Spent 1.79 s on a formula simplification that was a NOOP. DAG size: 529 [2020-10-27 21:16:31,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:16:31,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:31,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:31,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:31,157 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:16:31,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:31,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-27 21:16:31,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:31,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:31,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:16:31,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:31,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:31,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:16:31,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:31,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:31,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:31,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:16:31,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:31,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:16:31,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:31,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:31,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:16:31,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:31,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:31,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:16:31,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:31,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:31,171 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:31,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:16:31,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:31,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:16:31,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:31,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:31,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:16:31,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:31,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:31,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:16:31,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:31,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:31,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:31,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:16:31,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:31,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:16:31,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:31,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:31,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:16:31,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:31,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:31,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:16:31,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:31,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:31,214 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:31,214 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 53 [2020-10-27 21:16:31,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:31,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:16:31,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:31,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:31,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:16:31,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:31,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:31,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:16:31,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:31,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:31,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:31,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:16:31,242 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:31,242 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:16:31,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:31,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:31,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:16:31,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:31,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:31,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:16:31,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:31,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:31,246 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:31,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:16:31,247 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:31,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:16:31,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:31,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:31,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:16:31,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:31,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:31,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 21:16:31,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:31,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:31,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:31,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:16:31,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:31,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:16:31,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:31,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:31,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:16:31,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:31,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:31,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:16:31,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:31,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:31,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:31,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:16:31,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:31,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:16:31,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:31,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:31,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:16:31,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:31,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:31,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 21:16:31,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:31,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:31,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:31,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 21:16:31,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:31,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:16:31,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:31,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:31,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:16:31,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:31,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:31,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:16:31,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:31,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:31,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:31,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:16:31,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:31,272 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:16:31,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:31,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:31,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:16:31,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:31,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:31,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-27 21:16:31,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:31,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:31,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:31,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:16:31,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:31,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:16:31,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:31,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:31,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:16:31,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:31,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:31,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:16:31,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:31,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:31,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:31,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:16:31,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:31,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:16:31,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:31,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:31,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:16:31,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:31,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:31,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:16:31,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:31,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:31,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:31,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:16:31,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:31,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:16:31,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:31,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:31,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:16:31,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:31,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:31,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-27 21:16:31,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:31,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:31,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:31,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:16:31,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:31,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:16:31,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:31,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:31,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:16:31,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:31,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:31,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-27 21:16:31,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:31,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:31,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:31,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:16:31,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:31,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:16:31,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:31,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:31,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:16:31,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:31,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:31,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-27 21:16:31,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:31,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:31,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:31,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:16:31,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:31,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:16:31,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:31,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:31,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:16:31,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:31,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:31,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-27 21:16:31,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:31,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:31,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:31,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:16:31,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:31,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:16:31,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:31,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:31,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:16:31,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:31,400 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:31,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-27 21:16:31,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:31,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:31,405 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:31,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 21:16:31,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:31,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:16:31,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:31,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:31,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 21:16:31,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:31,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:31,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:16:31,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:31,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:31,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:31,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:16:31,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:31,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:16:31,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:31,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:31,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:16:31,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:31,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:31,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-27 21:16:31,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:31,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:31,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:31,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:16:31,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:31,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:16:31,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:31,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:31,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:16:31,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:31,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:31,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-27 21:16:31,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:31,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:31,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:31,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:16:31,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:31,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:16:31,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:31,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:31,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 21:16:31,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:31,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:31,450 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-10-27 21:16:31,450 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [521398761] [2020-10-27 21:16:31,450 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 21:16:31,450 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-27 21:16:31,451 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [335428046] [2020-10-27 21:16:31,451 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-27 21:16:31,451 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:16:31,452 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-27 21:16:31,452 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2020-10-27 21:16:31,452 INFO L87 Difference]: Start difference. First operand 414 states and 601 transitions. Second operand 11 states. [2020-10-27 21:16:34,514 WARN L193 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-27 21:16:36,376 WARN L193 SmtUtils]: Spent 1.82 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-27 21:16:38,347 WARN L193 SmtUtils]: Spent 1.82 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-27 21:16:47,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:16:47,581 INFO L93 Difference]: Finished difference Result 986 states and 1534 transitions. [2020-10-27 21:16:47,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-27 21:16:47,582 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 152 [2020-10-27 21:16:47,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:16:47,590 INFO L225 Difference]: With dead ends: 986 [2020-10-27 21:16:47,590 INFO L226 Difference]: Without dead ends: 826 [2020-10-27 21:16:47,593 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 7.7s TimeCoverageRelationStatistics Valid=136, Invalid=244, Unknown=0, NotChecked=0, Total=380 [2020-10-27 21:16:47,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 826 states. [2020-10-27 21:16:47,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 826 to 499. [2020-10-27 21:16:47,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 499 states. [2020-10-27 21:16:47,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 499 states and 752 transitions. [2020-10-27 21:16:47,965 INFO L78 Accepts]: Start accepts. Automaton has 499 states and 752 transitions. Word has length 152 [2020-10-27 21:16:47,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:16:47,966 INFO L481 AbstractCegarLoop]: Abstraction has 499 states and 752 transitions. [2020-10-27 21:16:47,966 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-27 21:16:47,966 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 752 transitions. [2020-10-27 21:16:47,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2020-10-27 21:16:47,968 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:16:47,969 INFO L422 BasicCegarLoop]: trace histogram [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 21:16:47,969 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-27 21:16:47,969 INFO L429 AbstractCegarLoop]: === Iteration 7 === [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 21:16:47,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:16:47,969 INFO L82 PathProgramCache]: Analyzing trace with hash 2139933567, now seen corresponding path program 1 times [2020-10-27 21:16:47,970 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:16:47,970 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [174558419] [2020-10-27 21:16:47,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:16:48,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:48,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:48,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:48,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:48,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:48,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:48,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:48,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:48,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:48,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:48,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:48,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:49,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:50,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:50,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:53,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:53,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 222 [2020-10-27 21:16:53,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-27 21:16:53,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-27 21:16:53,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:53,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:16:53,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-27 21:16:53,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 21:16:53,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:54,911 WARN L193 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 529 [2020-10-27 21:16:54,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:16:54,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:54,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:54,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:54,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:16:54,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:54,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-27 21:16:54,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:54,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:54,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:16:54,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:54,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:54,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:16:54,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:54,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:54,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:54,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:16:54,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:54,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:16:54,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:54,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:54,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:16:54,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:54,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:54,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:16:54,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:54,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:54,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:54,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:16:54,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:54,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:16:54,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:54,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:54,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:16:54,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:54,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:54,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:16:54,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:54,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:54,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:54,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:16:54,967 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:54,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:16:54,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:54,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:54,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:16:54,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:54,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:54,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:16:54,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:54,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:55,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:55,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 53 [2020-10-27 21:16:55,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:55,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:16:55,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:55,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:55,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:16:55,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:55,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:55,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:16:55,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:55,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:55,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:55,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:16:55,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:55,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:16:55,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:55,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:55,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:16:55,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:55,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:55,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:16:55,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:55,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:55,033 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:55,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:16:55,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:55,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:16:55,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:55,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:55,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:16:55,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:55,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:55,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 21:16:55,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:55,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:55,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:55,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:16:55,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:55,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:16:55,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:55,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:55,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:16:55,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:55,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:55,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:16:55,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:55,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:55,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:55,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:16:55,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:55,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:16:55,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:55,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:55,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:16:55,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:55,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:55,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 21:16:55,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:55,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:55,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:55,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 21:16:55,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:55,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:16:55,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:55,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:55,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:16:55,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:55,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:55,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:16:55,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:55,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:55,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:55,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:16:55,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:55,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:16:55,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:55,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:55,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:16:55,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:55,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:55,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-27 21:16:55,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:55,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:55,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:55,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:16:55,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:55,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:16:55,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:55,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:55,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:16:55,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:55,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:55,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:16:55,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:55,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:55,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:55,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:16:55,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:55,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:16:55,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:55,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:55,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:16:55,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:55,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:55,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:16:55,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:55,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:55,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:55,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:16:55,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:55,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:16:55,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:55,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:55,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:16:55,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:55,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:55,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-27 21:16:55,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:55,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:55,146 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:55,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:16:55,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:55,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:16:55,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:55,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:55,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:16:55,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:55,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:55,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-27 21:16:55,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:55,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:55,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:55,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:16:55,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:55,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:16:55,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:55,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:55,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:16:55,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:55,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:55,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-27 21:16:55,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:55,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:55,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:55,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:16:55,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:55,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:16:55,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:55,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:55,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:16:55,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:55,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:55,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-27 21:16:55,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:55,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:55,156 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:55,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:16:55,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:55,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:16:55,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:55,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:55,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:16:55,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:55,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:55,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-27 21:16:55,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:55,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:55,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:55,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 21:16:55,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:55,160 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:16:55,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:55,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:55,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 21:16:55,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:55,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:55,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:16:55,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:55,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:55,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:55,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:16:55,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:55,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:16:55,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:55,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:55,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:16:55,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:55,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:55,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-27 21:16:55,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:55,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:55,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:55,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:16:55,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:55,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:16:55,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:55,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:55,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:16:55,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:55,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:55,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-27 21:16:55,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:55,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:55,171 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:55,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:16:55,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:55,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:16:55,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:55,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:55,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 21:16:55,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:55,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:55,202 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-10-27 21:16:55,202 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [174558419] [2020-10-27 21:16:55,202 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:16:55,202 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 21:16:55,203 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1674005586] [2020-10-27 21:16:55,203 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 21:16:55,203 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:16:55,204 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 21:16:55,204 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-27 21:16:55,204 INFO L87 Difference]: Start difference. First operand 499 states and 752 transitions. Second operand 9 states. [2020-10-27 21:16:58,137 WARN L193 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-27 21:17:06,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:17:06,376 INFO L93 Difference]: Finished difference Result 1461 states and 2390 transitions. [2020-10-27 21:17:06,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-27 21:17:06,377 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 152 [2020-10-27 21:17:06,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:17:06,386 INFO L225 Difference]: With dead ends: 1461 [2020-10-27 21:17:06,386 INFO L226 Difference]: Without dead ends: 1065 [2020-10-27 21:17:06,389 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=79, Invalid=131, Unknown=0, NotChecked=0, Total=210 [2020-10-27 21:17:06,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1065 states. [2020-10-27 21:17:06,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1065 to 637. [2020-10-27 21:17:06,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 637 states. [2020-10-27 21:17:06,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 637 states and 990 transitions. [2020-10-27 21:17:06,748 INFO L78 Accepts]: Start accepts. Automaton has 637 states and 990 transitions. Word has length 152 [2020-10-27 21:17:06,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:17:06,748 INFO L481 AbstractCegarLoop]: Abstraction has 637 states and 990 transitions. [2020-10-27 21:17:06,748 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 21:17:06,748 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 990 transitions. [2020-10-27 21:17:06,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-10-27 21:17:06,751 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:17:06,752 INFO L422 BasicCegarLoop]: trace histogram [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, 1] [2020-10-27 21:17:06,752 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-27 21:17:06,752 INFO L429 AbstractCegarLoop]: === Iteration 8 === [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 21:17:06,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:17:06,753 INFO L82 PathProgramCache]: Analyzing trace with hash -1616076480, now seen corresponding path program 1 times [2020-10-27 21:17:06,753 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:17:06,753 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1460295626] [2020-10-27 21:17:06,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:17:06,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:06,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:06,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:07,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:07,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:10,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:10,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:10,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:10,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:10,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:10,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:10,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:10,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:11,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:11,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:11,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 223 [2020-10-27 21:17:11,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-27 21:17:11,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-27 21:17:11,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:11,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:17:11,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-27 21:17:11,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 21:17:11,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-27 21:17:13,824 WARN L193 SmtUtils]: Spent 1.96 s on a formula simplification that was a NOOP. DAG size: 529 [2020-10-27 21:17:13,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:17:13,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:13,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:13,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:13,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:17:13,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:13,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-27 21:17:13,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:13,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:13,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:17:13,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:13,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:13,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:17:13,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:13,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:13,870 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:13,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:17:13,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:13,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:17:13,871 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:13,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:13,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:17:13,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:13,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:13,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:17:13,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:13,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:13,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:13,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:17:13,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:13,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:17:13,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:13,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:13,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:17:13,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:13,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:13,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:17:13,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:13,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:13,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:13,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:17:13,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:13,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:17:13,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:13,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:13,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:17:13,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:13,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:13,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:17:13,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:13,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:13,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:13,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 53 [2020-10-27 21:17:13,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:13,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 21:17:13,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:13,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:13,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:17:13,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:13,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:13,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:17:13,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:13,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:13,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:13,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:17:13,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:13,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:17:13,950 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:13,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:13,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:17:13,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:13,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:13,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:17:13,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:13,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:13,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:13,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:17:13,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:13,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:17:13,956 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:13,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:13,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:17:13,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:13,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:13,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 21:17:13,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:13,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:13,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:13,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:17:13,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:13,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:17:13,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:13,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:13,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:17:13,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:13,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:13,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:17:13,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:13,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:13,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:13,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:17:13,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:13,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:17:13,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:13,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:13,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:17:13,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:13,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:13,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 21:17:13,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:13,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:13,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:13,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 21:17:13,974 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:13,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:17:13,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:13,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:13,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:17:13,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:13,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:13,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:17:13,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:13,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:13,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:13,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:17:13,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:13,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:17:13,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:13,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:13,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:17:13,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:13,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:14,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-27 21:17:14,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:14,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:14,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:14,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:17:14,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:14,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:17:14,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:14,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:14,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:17:14,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:14,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:14,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:17:14,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:14,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:14,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:14,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:17:14,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:14,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:17:14,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:14,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:14,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:17:14,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:14,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:14,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:17:14,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:14,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:14,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:14,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:17:14,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:14,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:17:14,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:14,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:14,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:17:14,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:14,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 21:17:14,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-27 21:17:14,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:14,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:14,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:14,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:17:14,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:14,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:17:14,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:14,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:14,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:17:14,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:14,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:14,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-27 21:17:14,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:14,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:14,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:14,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:17:14,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:14,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:17:14,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:14,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:14,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:17:14,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:14,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:14,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-27 21:17:14,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:14,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:14,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:14,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:17:14,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:14,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:17:14,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:14,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:14,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:17:14,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:14,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:14,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-27 21:17:14,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:14,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:14,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:14,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:17:14,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:14,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:17:14,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:14,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:14,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:17:14,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:14,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:14,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-27 21:17:14,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:14,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:14,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:14,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 21:17:14,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:14,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:17:14,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:14,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:14,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 21:17:14,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:14,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:14,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:17:14,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:14,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:14,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:14,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:17:14,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:14,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:17:14,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:14,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:14,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:17:14,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:14,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:14,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-27 21:17:14,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:14,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:14,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:14,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:17:14,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:14,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:17:14,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:14,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:14,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:17:14,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:14,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:14,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-10-27 21:17:14,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:14,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:14,146 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:14,147 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:17:14,147 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:14,147 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:17:14,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:14,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:14,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 21:17:14,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:14,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:14,199 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-10-27 21:17:14,200 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1460295626] [2020-10-27 21:17:14,200 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:17:14,201 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 21:17:14,201 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1178506038] [2020-10-27 21:17:14,201 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 21:17:14,205 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:17:14,205 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 21:17:14,206 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-27 21:17:14,207 INFO L87 Difference]: Start difference. First operand 637 states and 990 transitions. Second operand 9 states. [2020-10-27 21:17:17,713 WARN L193 SmtUtils]: Spent 2.04 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-27 21:17:27,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:17:27,405 INFO L93 Difference]: Finished difference Result 1675 states and 2784 transitions. [2020-10-27 21:17:27,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-27 21:17:27,406 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 153 [2020-10-27 21:17:27,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:17:27,416 INFO L225 Difference]: With dead ends: 1675 [2020-10-27 21:17:27,416 INFO L226 Difference]: Without dead ends: 1515 [2020-10-27 21:17:27,418 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=79, Invalid=131, Unknown=0, NotChecked=0, Total=210 [2020-10-27 21:17:27,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1515 states. [2020-10-27 21:17:28,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1515 to 877. [2020-10-27 21:17:28,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 877 states. [2020-10-27 21:17:28,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 877 states and 1402 transitions. [2020-10-27 21:17:28,044 INFO L78 Accepts]: Start accepts. Automaton has 877 states and 1402 transitions. Word has length 153 [2020-10-27 21:17:28,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:17:28,044 INFO L481 AbstractCegarLoop]: Abstraction has 877 states and 1402 transitions. [2020-10-27 21:17:28,044 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 21:17:28,044 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 1402 transitions. [2020-10-27 21:17:28,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2020-10-27 21:17:28,049 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:17:28,049 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1] [2020-10-27 21:17:28,049 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-27 21:17:28,049 INFO L429 AbstractCegarLoop]: === Iteration 9 === [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 21:17:28,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:17:28,050 INFO L82 PathProgramCache]: Analyzing trace with hash -1243110943, now seen corresponding path program 1 times [2020-10-27 21:17:28,050 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:17:28,050 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [670482375] [2020-10-27 21:17:28,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:17:28,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:28,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:28,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:28,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:28,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:28,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:28,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:28,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:28,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:28,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:28,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:29,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:30,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:33,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:33,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 224 [2020-10-27 21:17:33,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-27 21:17:33,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-27 21:17:33,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:33,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:17:33,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-27 21:17:33,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 21:17:33,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:34,935 WARN L193 SmtUtils]: Spent 1.78 s on a formula simplification that was a NOOP. DAG size: 529 [2020-10-27 21:17:34,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:17:34,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:34,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:34,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:34,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:17:34,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:34,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-27 21:17:34,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:34,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:34,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:17:34,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:34,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:34,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:17:34,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:34,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:34,996 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:34,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:17:34,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:34,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:17:34,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:34,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:34,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:17:34,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:34,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:34,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:17:34,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:34,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:34,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:34,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:17:34,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:34,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:17:35,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:35,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:35,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:17:35,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:35,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:35,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:17:35,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:35,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:35,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:35,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:17:35,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:35,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:17:35,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:35,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:35,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:17:35,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:35,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:35,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:17:35,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:35,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:35,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:35,040 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 53 [2020-10-27 21:17:35,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:35,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 21:17:35,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:35,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:35,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:17:35,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:35,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:35,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:17:35,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:35,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:35,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:35,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:17:35,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:35,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:17:35,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:35,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:35,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:17:35,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:35,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:35,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:17:35,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:35,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:35,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:35,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:17:35,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:35,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:17:35,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:35,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:35,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:17:35,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:35,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:35,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 21:17:35,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:35,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:35,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:35,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:17:35,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:35,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:17:35,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:35,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:35,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:17:35,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:35,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:35,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:17:35,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:35,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:35,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:35,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:17:35,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:35,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:17:35,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:35,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:35,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:17:35,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:35,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:35,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 21:17:35,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:35,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:35,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:35,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 21:17:35,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:35,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:17:35,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:35,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:35,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:17:35,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:35,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:35,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:17:35,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:35,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:35,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:35,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:17:35,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:35,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:17:35,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:35,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:35,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:17:35,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:35,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:35,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-27 21:17:35,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:35,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:35,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:35,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:17:35,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:35,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 21:17:35,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:35,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:35,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:17:35,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:35,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:35,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:17:35,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:35,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:35,165 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:35,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:17:35,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:35,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:17:35,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:35,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:35,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:17:35,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:35,166 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:35,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:17:35,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:35,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:35,193 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:35,193 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:17:35,193 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:35,193 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:17:35,193 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:35,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:35,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:17:35,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:35,194 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:35,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-27 21:17:35,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:35,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:35,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:35,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:17:35,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:35,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:17:35,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:35,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:35,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:17:35,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:35,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:35,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-27 21:17:35,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:35,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:35,201 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:35,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:17:35,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:35,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:17:35,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:35,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:35,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:17:35,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:35,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:35,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-27 21:17:35,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:35,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:35,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:35,205 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:17:35,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:35,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:17:35,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:35,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:35,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:17:35,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:35,206 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:35,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-27 21:17:35,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:35,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:35,210 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:35,210 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:17:35,210 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:35,210 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:17:35,211 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:35,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:35,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:17:35,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:35,211 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:35,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-27 21:17:35,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:35,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:35,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:35,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 21:17:35,216 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:35,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:17:35,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:35,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:35,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 21:17:35,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:35,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:35,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:17:35,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:35,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:35,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:35,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:17:35,220 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:35,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:17:35,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:35,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:35,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:17:35,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:35,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:35,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-27 21:17:35,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:35,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:35,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:35,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:17:35,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:35,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:17:35,224 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:35,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:35,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:17:35,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:35,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:35,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-27 21:17:35,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:35,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:35,228 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:35,228 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:17:35,228 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:35,228 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:17:35,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:35,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:35,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 21:17:35,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:35,229 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:35,276 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-10-27 21:17:35,277 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [670482375] [2020-10-27 21:17:35,277 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:17:35,277 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 21:17:35,277 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [667028696] [2020-10-27 21:17:35,278 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 21:17:35,278 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:17:35,278 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 21:17:35,279 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-27 21:17:35,279 INFO L87 Difference]: Start difference. First operand 877 states and 1402 transitions. Second operand 9 states. [2020-10-27 21:17:38,273 WARN L193 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-27 21:17:47,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:17:47,935 INFO L93 Difference]: Finished difference Result 3107 states and 5326 transitions. [2020-10-27 21:17:47,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-27 21:17:47,936 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 154 [2020-10-27 21:17:47,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:17:47,950 INFO L225 Difference]: With dead ends: 3107 [2020-10-27 21:17:47,951 INFO L226 Difference]: Without dead ends: 2359 [2020-10-27 21:17:47,955 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=79, Invalid=131, Unknown=0, NotChecked=0, Total=210 [2020-10-27 21:17:47,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2359 states. [2020-10-27 21:17:49,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2359 to 1315. [2020-10-27 21:17:49,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1315 states. [2020-10-27 21:17:49,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1315 states to 1315 states and 2150 transitions. [2020-10-27 21:17:49,029 INFO L78 Accepts]: Start accepts. Automaton has 1315 states and 2150 transitions. Word has length 154 [2020-10-27 21:17:49,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:17:49,029 INFO L481 AbstractCegarLoop]: Abstraction has 1315 states and 2150 transitions. [2020-10-27 21:17:49,030 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 21:17:49,030 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 2150 transitions. [2020-10-27 21:17:49,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2020-10-27 21:17:49,036 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:17:49,036 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1] [2020-10-27 21:17:49,036 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-27 21:17:49,036 INFO L429 AbstractCegarLoop]: === Iteration 10 === [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 21:17:49,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:17:49,037 INFO L82 PathProgramCache]: Analyzing trace with hash -91250752, now seen corresponding path program 1 times [2020-10-27 21:17:49,037 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:17:49,037 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1840285709] [2020-10-27 21:17:49,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:17:49,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:49,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:49,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:49,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:49,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:51,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:51,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:51,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:51,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:51,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:51,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:51,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:54,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:54,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 225 [2020-10-27 21:17:54,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-27 21:17:54,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-27 21:17:54,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:54,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:17:54,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-27 21:17:54,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 21:17:54,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:56,130 WARN L193 SmtUtils]: Spent 1.98 s on a formula simplification that was a NOOP. DAG size: 529 [2020-10-27 21:17:56,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:17:56,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:56,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:56,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:56,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:17:56,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:56,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-27 21:17:56,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:56,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:56,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:17:56,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:56,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:56,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:17:56,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:56,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:56,176 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:56,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:17:56,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:56,177 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:17:56,177 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:56,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:56,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:17:56,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:56,177 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:56,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:17:56,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:56,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:56,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:56,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:17:56,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:56,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:17:56,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:56,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:56,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:17:56,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:56,180 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:56,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:17:56,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:56,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:56,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:56,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:17:56,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:56,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:17:56,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:56,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:56,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:17:56,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:56,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:56,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:17:56,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:56,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:56,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:56,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 53 [2020-10-27 21:17:56,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:56,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:17:56,224 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:56,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:56,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:17:56,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:56,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:56,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:17:56,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:56,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:56,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:56,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:17:56,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:56,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:17:56,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:56,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:56,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:17:56,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:56,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:56,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:17:56,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:56,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:56,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:56,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:17:56,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:56,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:17:56,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:56,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:56,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:17:56,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:56,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:56,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 21:17:56,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:56,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:56,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:56,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:17:56,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:56,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:17:56,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:56,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:56,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:17:56,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:56,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:56,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:17:56,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:56,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:56,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:56,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:17:56,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:56,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:17:56,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:56,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:56,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:17:56,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:56,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:56,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 21:17:56,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:56,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:56,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:56,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 21:17:56,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:56,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:17:56,274 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:56,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:56,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:17:56,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:56,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:56,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:17:56,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:56,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:56,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:56,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:17:56,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:56,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:17:56,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:56,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:56,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:17:56,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:56,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:56,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 21:17:56,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:56,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:56,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:56,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:17:56,315 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:56,315 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:17:56,315 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:56,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:56,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:17:56,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:56,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:56,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:17:56,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:56,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:56,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:56,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:17:56,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:56,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:17:56,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:56,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:56,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:17:56,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:56,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:56,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:17:56,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:56,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:56,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:56,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:17:56,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:56,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:17:56,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:56,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:56,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:17:56,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:56,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:56,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-27 21:17:56,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:56,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:56,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:56,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:17:56,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:56,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:17:56,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:56,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:56,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:17:56,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:56,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:56,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-27 21:17:56,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:56,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:56,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:56,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:17:56,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:56,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:17:56,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:56,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:56,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:17:56,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:56,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:56,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-27 21:17:56,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:56,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:56,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:56,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:17:56,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:56,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:17:56,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:56,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:56,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:17:56,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:56,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:56,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-27 21:17:56,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:56,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:56,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:56,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:17:56,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:56,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:17:56,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:56,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:56,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:17:56,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:56,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:56,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-27 21:17:56,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:56,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:56,387 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:56,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 21:17:56,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:56,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:17:56,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:56,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:56,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 21:17:56,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:56,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:56,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:17:56,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:56,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:56,390 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:56,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:17:56,390 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:56,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:17:56,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:56,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:56,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:17:56,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:56,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:56,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 21:17:56,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:56,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:56,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:56,393 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:17:56,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:56,393 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:17:56,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:56,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:56,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:17:56,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:56,394 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:56,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-27 21:17:56,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:17:56,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:17:56,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:17:56,396 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:17:56,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:17:56,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:17:56,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:17:56,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:17:56,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 21:17:56,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:17:56,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:17:56,434 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-10-27 21:17:56,435 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1840285709] [2020-10-27 21:17:56,435 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:17:56,435 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 21:17:56,435 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [596115632] [2020-10-27 21:17:56,436 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 21:17:56,436 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:17:56,436 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 21:17:56,436 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-27 21:17:56,436 INFO L87 Difference]: Start difference. First operand 1315 states and 2150 transitions. Second operand 9 states.