/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_spec7_product23.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 21:43:54,188 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 21:43:54,191 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 21:43:54,226 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 21:43:54,227 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 21:43:54,229 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 21:43:54,230 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 21:43:54,235 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 21:43:54,237 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 21:43:54,241 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 21:43:54,242 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 21:43:54,243 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 21:43:54,244 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 21:43:54,246 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 21:43:54,253 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 21:43:54,255 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 21:43:54,257 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 21:43:54,258 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 21:43:54,264 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 21:43:54,270 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 21:43:54,275 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 21:43:54,277 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 21:43:54,278 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 21:43:54,280 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 21:43:54,295 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 21:43:54,295 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 21:43:54,296 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 21:43:54,297 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 21:43:54,297 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 21:43:54,298 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 21:43:54,299 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 21:43:54,300 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 21:43:54,300 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 21:43:54,301 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 21:43:54,302 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 21:43:54,303 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 21:43:54,304 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 21:43:54,304 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 21:43:54,304 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 21:43:54,305 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 21:43:54,306 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 21:43:54,307 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 21:43:54,335 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 21:43:54,335 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 21:43:54,336 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 21:43:54,337 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 21:43:54,337 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 21:43:54,337 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 21:43:54,337 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 21:43:54,337 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 21:43:54,338 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 21:43:54,338 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 21:43:54,338 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 21:43:54,338 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 21:43:54,338 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 21:43:54,339 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 21:43:54,339 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 21:43:54,339 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 21:43:54,339 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 21:43:54,339 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 21:43:54,339 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 21:43:54,340 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 21:43:54,340 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 21:43:54,340 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 21:43:54,340 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 21:43:54,340 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 21:43:54,341 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 21:43:54,341 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 21:43:54,341 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 21:43:54,341 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 21:43:54,341 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 21:43:54,342 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 21:43:54,806 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 21:43:54,832 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 21:43:54,835 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 21:43:54,837 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 21:43:54,838 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 21:43:54,839 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec7_product23.cil.c [2020-10-27 21:43:54,933 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8df11b74b/864579e0341d4f6f88d2d9819ac80105/FLAG26fbb37d6 [2020-10-27 21:43:55,753 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 21:43:55,754 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec7_product23.cil.c [2020-10-27 21:43:55,791 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8df11b74b/864579e0341d4f6f88d2d9819ac80105/FLAG26fbb37d6 [2020-10-27 21:43:55,939 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8df11b74b/864579e0341d4f6f88d2d9819ac80105 [2020-10-27 21:43:55,943 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 21:43:55,954 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 21:43:55,961 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 21:43:55,962 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 21:43:55,966 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 21:43:55,967 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 09:43:55" (1/1) ... [2020-10-27 21:43:55,972 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49c9a72d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:43:55, skipping insertion in model container [2020-10-27 21:43:55,973 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 09:43:55" (1/1) ... [2020-10-27 21:43:55,981 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 21:43:56,070 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 21:43:56,846 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 21:43:56,863 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 21:43:57,077 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 21:43:57,206 INFO L208 MainTranslator]: Completed translation [2020-10-27 21:43:57,206 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:43:57 WrapperNode [2020-10-27 21:43:57,207 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 21:43:57,208 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 21:43:57,208 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 21:43:57,208 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 21:43:57,224 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:43:57" (1/1) ... [2020-10-27 21:43:57,226 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:43:57" (1/1) ... [2020-10-27 21:43:57,298 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:43:57" (1/1) ... [2020-10-27 21:43:57,298 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:43:57" (1/1) ... [2020-10-27 21:43:57,354 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:43:57" (1/1) ... [2020-10-27 21:43:57,382 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:43:57" (1/1) ... [2020-10-27 21:43:57,396 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:43:57" (1/1) ... [2020-10-27 21:43:57,412 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 21:43:57,413 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 21:43:57,413 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 21:43:57,413 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 21:43:57,414 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:43:57" (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 21:43:57,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 21:43:57,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 21:43:57,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 21:43:57,497 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 21:43:57,497 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-10-27 21:43:57,497 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2020-10-27 21:43:57,498 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AddressBook [2020-10-27 21:43:57,498 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-10-27 21:43:57,498 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-10-27 21:43:57,498 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Keys [2020-10-27 21:43:57,498 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2020-10-27 21:43:57,498 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-10-27 21:43:57,498 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-10-27 21:43:57,499 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-10-27 21:43:57,499 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-10-27 21:43:57,499 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-10-27 21:43:57,499 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-10-27 21:43:57,499 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-10-27 21:43:57,499 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2020-10-27 21:43:57,500 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2020-10-27 21:43:57,500 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2020-10-27 21:43:57,500 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2020-10-27 21:43:57,500 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2020-10-27 21:43:57,500 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2020-10-27 21:43:57,501 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-10-27 21:43:57,501 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptVerify_spec__1 [2020-10-27 21:43:57,501 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__AddressBook [2020-10-27 21:43:57,501 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Sign [2020-10-27 21:43:57,501 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-10-27 21:43:57,501 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-10-27 21:43:57,502 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-10-27 21:43:57,502 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-10-27 21:43:57,502 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-10-27 21:43:57,502 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-10-27 21:43:57,502 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-10-27 21:43:57,503 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-10-27 21:43:57,503 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-10-27 21:43:57,503 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-10-27 21:43:57,503 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-10-27 21:43:57,503 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-10-27 21:43:57,503 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-10-27 21:43:57,504 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-10-27 21:43:57,504 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-10-27 21:43:57,504 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-10-27 21:43:57,504 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-10-27 21:43:57,504 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-10-27 21:43:57,505 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-10-27 21:43:57,505 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-10-27 21:43:57,505 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-10-27 21:43:57,505 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-10-27 21:43:57,505 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-10-27 21:43:57,505 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-10-27 21:43:57,505 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-10-27 21:43:57,506 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 21:43:57,506 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 21:43:57,506 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 21:43:57,506 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 21:43:57,506 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 21:43:57,506 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-10-27 21:43:57,507 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-10-27 21:43:57,507 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-10-27 21:43:57,507 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-10-27 21:43:57,507 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-10-27 21:43:57,507 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-10-27 21:43:57,507 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-10-27 21:43:57,507 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-10-27 21:43:57,508 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-10-27 21:43:57,508 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-10-27 21:43:57,508 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-10-27 21:43:57,508 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-10-27 21:43:57,508 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-10-27 21:43:57,508 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-10-27 21:43:57,509 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-10-27 21:43:57,509 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-10-27 21:43:57,509 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-10-27 21:43:57,509 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-10-27 21:43:57,509 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-10-27 21:43:57,509 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-10-27 21:43:57,509 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-10-27 21:43:57,510 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-10-27 21:43:57,510 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-10-27 21:43:57,510 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-10-27 21:43:57,510 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-10-27 21:43:57,510 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-10-27 21:43:57,510 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-10-27 21:43:57,510 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-10-27 21:43:57,511 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-10-27 21:43:57,511 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 21:43:57,511 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 21:43:57,511 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 21:43:57,511 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 21:43:57,511 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 21:43:57,511 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 21:43:57,512 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2020-10-27 21:43:57,512 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-10-27 21:43:57,512 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2020-10-27 21:43:57,512 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-10-27 21:43:57,512 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2020-10-27 21:43:57,512 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-10-27 21:43:57,512 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-10-27 21:43:57,513 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-10-27 21:43:57,513 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 21:43:57,513 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 21:43:57,513 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2020-10-27 21:43:57,513 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2020-10-27 21:43:57,513 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2020-10-27 21:43:57,513 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2020-10-27 21:43:57,514 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2020-10-27 21:43:57,514 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2020-10-27 21:43:57,514 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2020-10-27 21:43:57,514 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2020-10-27 21:43:57,514 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2020-10-27 21:43:57,514 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2020-10-27 21:43:57,514 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2020-10-27 21:43:57,514 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 21:43:57,515 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 21:43:57,515 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 21:43:57,515 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 21:43:57,515 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 21:43:57,515 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 21:43:57,515 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 21:43:57,516 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-27 21:43:57,516 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-10-27 21:43:57,516 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-10-27 21:43:57,516 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-10-27 21:43:57,516 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-10-27 21:43:57,516 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-10-27 21:43:57,516 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-10-27 21:43:57,517 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-10-27 21:43:57,517 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-10-27 21:43:57,517 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-10-27 21:43:57,517 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-10-27 21:43:57,518 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-10-27 21:43:57,518 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-10-27 21:43:57,518 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-10-27 21:43:57,518 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-10-27 21:43:57,518 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-10-27 21:43:57,518 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-10-27 21:43:57,518 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-10-27 21:43:57,519 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-10-27 21:43:57,519 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-10-27 21:43:57,519 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-10-27 21:43:57,519 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-10-27 21:43:57,519 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-10-27 21:43:57,519 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-10-27 21:43:57,519 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-10-27 21:43:57,520 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-10-27 21:43:57,520 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-10-27 21:43:57,520 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-10-27 21:43:57,520 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-10-27 21:43:57,520 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-10-27 21:43:57,520 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2020-10-27 21:43:57,520 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2020-10-27 21:43:57,521 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2020-10-27 21:43:57,521 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2020-10-27 21:43:57,521 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2020-10-27 21:43:57,521 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2020-10-27 21:43:57,521 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2020-10-27 21:43:57,521 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AddressBook [2020-10-27 21:43:57,521 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Keys [2020-10-27 21:43:57,522 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2020-10-27 21:43:57,522 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptVerify_spec__1 [2020-10-27 21:43:57,522 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-10-27 21:43:57,522 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 21:43:57,522 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-10-27 21:43:57,522 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-10-27 21:43:57,522 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-10-27 21:43:57,522 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-10-27 21:43:57,523 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__AddressBook [2020-10-27 21:43:57,523 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Sign [2020-10-27 21:43:57,523 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-10-27 21:43:57,523 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-10-27 21:43:57,523 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-10-27 21:43:57,523 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-10-27 21:43:57,523 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-10-27 21:43:57,523 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-10-27 21:43:57,524 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-10-27 21:43:57,524 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-10-27 21:43:57,524 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-10-27 21:43:57,524 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-10-27 21:43:57,524 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 21:43:57,524 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 21:43:57,524 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 21:43:57,524 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 21:43:57,525 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-10-27 21:43:57,525 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-10-27 21:43:57,525 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-10-27 21:43:57,525 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-10-27 21:43:57,525 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-10-27 21:43:57,525 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-10-27 21:43:57,525 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-10-27 21:43:57,525 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-10-27 21:43:57,526 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-10-27 21:43:57,526 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-10-27 21:43:57,526 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-10-27 21:43:57,526 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-10-27 21:43:57,526 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-10-27 21:43:57,526 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-10-27 21:43:57,526 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-10-27 21:43:57,526 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-10-27 21:43:57,527 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-10-27 21:43:57,527 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-10-27 21:43:57,527 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-10-27 21:43:57,527 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-10-27 21:43:57,527 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-10-27 21:43:57,527 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 21:43:57,527 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 21:43:57,527 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 21:43:57,528 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 21:43:57,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 21:43:57,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 21:43:57,528 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 21:43:57,528 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 21:43:57,528 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 21:43:57,528 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 21:43:57,529 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 21:43:57,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 21:43:57,529 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 21:43:57,529 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 21:43:57,529 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 21:43:57,529 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-10-27 21:43:57,529 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-10-27 21:43:57,529 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-10-27 21:43:57,530 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-10-27 21:43:57,530 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-10-27 21:43:57,530 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 21:43:57,530 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 21:43:57,530 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 21:43:57,530 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2020-10-27 21:43:57,530 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2020-10-27 21:43:57,530 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2020-10-27 21:43:57,531 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2020-10-27 21:43:57,531 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2020-10-27 21:43:57,531 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2020-10-27 21:43:57,531 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2020-10-27 21:43:57,531 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2020-10-27 21:43:57,531 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2020-10-27 21:43:57,531 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2020-10-27 21:43:57,531 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2020-10-27 21:43:57,531 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2020-10-27 21:43:57,531 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2020-10-27 21:43:57,532 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2020-10-27 21:43:57,532 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 21:43:57,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 21:43:57,532 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 21:44:00,746 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 21:44:00,746 INFO L298 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-27 21:44:00,750 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 09:44:00 BoogieIcfgContainer [2020-10-27 21:44:00,751 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 21:44:00,754 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 21:44:00,754 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 21:44:00,757 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 21:44:00,758 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 09:43:55" (1/3) ... [2020-10-27 21:44:00,759 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e3e4d2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 09:44:00, skipping insertion in model container [2020-10-27 21:44:00,760 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:43:57" (2/3) ... [2020-10-27 21:44:00,760 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e3e4d2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 09:44:00, skipping insertion in model container [2020-10-27 21:44:00,760 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 09:44:00" (3/3) ... [2020-10-27 21:44:00,762 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec7_product23.cil.c [2020-10-27 21:44:00,774 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 21:44:00,781 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 21:44:00,798 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 21:44:00,839 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 21:44:00,839 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 21:44:00,839 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 21:44:00,840 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 21:44:00,840 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 21:44:00,841 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 21:44:00,841 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 21:44:00,841 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 21:44:00,873 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states. [2020-10-27 21:44:00,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-10-27 21:44:00,898 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:44:00,899 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:44:00,899 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 21:44:00,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:44:00,906 INFO L82 PathProgramCache]: Analyzing trace with hash 108335384, now seen corresponding path program 1 times [2020-10-27 21:44:00,915 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:44:00,915 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1659156802] [2020-10-27 21:44:00,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:44:01,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:44:01,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:01,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:02,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:02,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:04,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:06,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:44:06,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 242 [2020-10-27 21:44:06,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 21:44:06,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-27 21:44:06,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:44:06,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:44:06,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 121 [2020-10-27 21:44:06,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:44:06,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-27 21:44:10,728 WARN L193 SmtUtils]: Spent 4.04 s on a formula simplification that was a NOOP. DAG size: 565 [2020-10-27 21:44:10,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:44:10,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:44:10,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:10,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:44:10,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:44:10,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:44:10,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 103 [2020-10-27 21:44:10,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:44:10,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:44:10,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:44:10,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:44:10,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:44:10,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:44:10,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:44:10,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:10,911 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:44:10,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:44:10,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:44:10,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:44:10,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:44:10,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:44:10,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:44:10,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:44:10,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:44:10,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:44:10,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:44:10,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:10,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:44:10,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:44:10,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:44:10,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:44:10,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:44:10,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:44:10,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:44:10,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:44:10,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:44:10,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:44:10,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:44:10,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:10,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:44:10,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:44:10,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:44:10,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:44:10,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:44:10,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:44:10,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:44:10,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:44:10,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:44:10,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:44:10,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:44:10,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:10,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:11,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:11,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:12,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:15,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:44:15,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-27 21:44:15,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 21:44:15,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-27 21:44:15,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:44:15,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:44:15,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 56 [2020-10-27 21:44:15,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 21:44:15,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-27 21:44:16,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:44:16,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:44:16,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:16,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:44:16,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:44:16,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:44:16,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 21:44:16,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:44:16,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:44:16,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:44:16,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:44:16,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:44:16,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:44:16,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:44:16,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:16,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:44:16,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:44:16,173 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:44:16,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:44:16,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:44:16,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:44:16,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:44:16,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:44:16,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:44:16,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:44:16,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:44:16,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:16,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:44:16,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:44:16,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:44:16,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:44:16,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:44:16,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:44:16,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:44:16,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:44:16,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:44:16,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:44:16,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:44:16,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:16,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:44:16,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:44:16,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:44:16,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:44:16,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:44:16,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:44:16,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:44:16,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:44:16,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:44:16,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 21:44:16,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:44:16,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:16,246 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:44:16,247 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:44:16,247 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:44:16,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:44:16,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:44:16,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:44:16,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:44:16,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:44:16,248 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:44:16,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:44:16,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:44:16,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:16,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:44:16,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:44:16,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:44:16,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:44:16,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:44:16,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:44:16,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:44:16,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:44:16,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:44:16,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:44:16,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:44:16,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:16,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:44:16,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:44:16,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:44:16,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:44:16,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:44:16,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:44:16,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:44:16,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:44:16,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:44:16,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:44:16,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:44:16,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:16,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:44:16,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:44:16,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:44:16,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:44:16,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:44:16,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:44:16,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:44:16,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:44:16,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:44:16,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 21:44:16,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:44:16,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:16,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:16,420 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:44:16,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:44:16,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:44:16,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 128 [2020-10-27 21:44:16,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:44:16,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:44:16,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:44:16,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 21:44:16,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:44:16,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:44:16,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:44:16,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:16,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:44:16,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:44:16,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:44:16,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-27 21:44:16,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:44:16,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 21:44:16,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:44:16,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 21:44:16,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:44:16,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:44:16,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:44:16,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:16,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:44:16,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:44:16,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:44:16,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 21:44:16,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:44:16,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:44:16,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:44:16,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 21:44:16,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:44:16,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:44:16,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:44:16,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:16,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:44:16,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:44:16,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:44:16,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:44:16,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:44:16,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:44:16,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:44:16,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 21:44:16,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:44:16,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 21:44:16,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:44:16,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:16,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:44:16,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:44:16,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:44:16,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:44:16,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:44:16,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:44:16,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:44:16,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:44:16,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:44:16,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:44:16,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:44:16,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:16,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:44:16,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:44:16,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:44:16,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:44:16,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:44:16,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:44:16,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:44:16,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:44:16,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:44:16,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:44:16,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:44:16,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:16,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:44:16,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:44:16,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:44:16,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:44:16,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:44:16,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:44:16,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:44:16,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:44:16,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:44:16,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-27 21:44:16,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:44:16,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:16,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:44:16,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 21:44:16,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:44:16,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:44:16,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:44:16,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:44:16,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 21:44:16,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:44:16,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:44:16,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:44:16,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:44:16,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:16,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:44:16,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:44:16,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:44:16,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:44:16,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:44:16,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:44:16,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:44:16,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:44:16,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:44:16,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-27 21:44:16,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:44:16,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:16,900 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:44:16,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:44:16,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:44:16,901 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:44:16,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:44:16,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:44:16,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:44:16,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:44:16,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:44:16,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-27 21:44:16,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:44:16,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:16,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:44:16,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:44:16,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:44:16,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:44:16,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:44:16,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:44:16,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:44:16,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:44:16,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:44:16,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-27 21:44:16,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:44:16,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:16,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:44:16,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:44:16,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:44:16,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:44:16,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:44:16,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:44:16,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:44:16,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:44:16,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:44:16,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-27 21:44:16,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:44:16,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:16,919 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:44:16,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:44:16,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:44:16,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:44:16,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:44:16,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:44:16,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:44:16,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:44:16,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:44:16,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-27 21:44:16,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:44:16,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:16,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:44:16,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:44:16,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:44:16,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:44:16,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:44:16,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:44:16,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 21:44:16,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:44:16,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:44:17,034 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-27 21:44:17,035 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1659156802] [2020-10-27 21:44:17,037 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:44:17,037 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-10-27 21:44:17,038 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [240795165] [2020-10-27 21:44:17,044 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-27 21:44:17,044 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:44:17,058 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-27 21:44:17,059 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=258, Unknown=0, NotChecked=0, Total=306 [2020-10-27 21:44:17,061 INFO L87 Difference]: Start difference. First operand 575 states. Second operand 18 states. [2020-10-27 21:44:22,670 WARN L193 SmtUtils]: Spent 4.16 s on a formula simplification that was a NOOP. DAG size: 568 [2020-10-27 21:44:27,867 WARN L193 SmtUtils]: Spent 4.26 s on a formula simplification that was a NOOP. DAG size: 572 [2020-10-27 21:44:34,770 WARN L193 SmtUtils]: Spent 4.28 s on a formula simplification that was a NOOP. DAG size: 571 [2020-10-27 21:44:39,337 WARN L193 SmtUtils]: Spent 4.45 s on a formula simplification that was a NOOP. DAG size: 571 [2020-10-27 21:45:22,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:45:22,572 INFO L93 Difference]: Finished difference Result 1542 states and 2406 transitions. [2020-10-27 21:45:22,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2020-10-27 21:45:22,575 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 160 [2020-10-27 21:45:22,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:45:22,602 INFO L225 Difference]: With dead ends: 1542 [2020-10-27 21:45:22,602 INFO L226 Difference]: Without dead ends: 905 [2020-10-27 21:45:22,619 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1558 ImplicationChecksByTransitivity, 25.9s TimeCoverageRelationStatistics Valid=1031, Invalid=3799, Unknown=0, NotChecked=0, Total=4830 [2020-10-27 21:45:22,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 905 states. [2020-10-27 21:45:23,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 905 to 523. [2020-10-27 21:45:23,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 523 states. [2020-10-27 21:45:23,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 523 states and 714 transitions. [2020-10-27 21:45:23,013 INFO L78 Accepts]: Start accepts. Automaton has 523 states and 714 transitions. Word has length 160 [2020-10-27 21:45:23,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:45:23,013 INFO L481 AbstractCegarLoop]: Abstraction has 523 states and 714 transitions. [2020-10-27 21:45:23,014 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-27 21:45:23,014 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 714 transitions. [2020-10-27 21:45:23,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2020-10-27 21:45:23,023 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:45:23,024 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:45:23,024 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 21:45:23,025 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 21:45:23,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:45:23,025 INFO L82 PathProgramCache]: Analyzing trace with hash -674888004, now seen corresponding path program 1 times [2020-10-27 21:45:23,026 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:45:23,026 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1002097206] [2020-10-27 21:45:23,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:45:23,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:23,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:23,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:23,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:23,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:23,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:24,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:24,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:28,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:28,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 244 [2020-10-27 21:45:28,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 21:45:28,160 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5061 [2020-10-27 21:45:28,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:28,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:45:28,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 121 [2020-10-27 21:45:28,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 21:45:28,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:32,388 WARN L193 SmtUtils]: Spent 4.11 s on a formula simplification that was a NOOP. DAG size: 565 [2020-10-27 21:45:32,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:45:32,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:32,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:32,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:32,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:45:32,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:32,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 55 [2020-10-27 21:45:32,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:32,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:32,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:45:32,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:32,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:45:32,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:45:32,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:32,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:32,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:32,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:45:32,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:32,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:45:32,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:32,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:32,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:45:32,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:32,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:32,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:45:32,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:32,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:32,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:32,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:45:32,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:32,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:45:32,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:32,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:32,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:45:32,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:32,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:32,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:45:32,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:32,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:32,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:32,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:45:32,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:32,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:45:32,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:32,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:32,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:45:32,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:32,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:32,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:45:32,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:32,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:32,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:32,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:32,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:33,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:33,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:33,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:37,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:37,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-27 21:45:37,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 21:45:37,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-27 21:45:37,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:37,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:45:37,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-27 21:45:37,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-27 21:45:37,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:37,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:45:37,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:37,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:37,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:37,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:45:37,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:37,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:45:37,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:37,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:37,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:45:37,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:37,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:37,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:45:37,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:37,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:37,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:37,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:45:37,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:37,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:45:37,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:37,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:37,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:45:37,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:37,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:37,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:45:37,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:37,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:37,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:37,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:45:37,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:37,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:45:37,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:37,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:37,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:45:37,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:37,701 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:37,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:45:37,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:37,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:37,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:37,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:45:37,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:37,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:45:37,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:37,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:37,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:45:37,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:37,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:37,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 21:45:37,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:37,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:37,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:37,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:45:37,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:37,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:45:37,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:37,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:37,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:45:37,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:37,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:37,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:45:37,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:37,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:37,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:37,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:45:37,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:37,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:45:37,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:37,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:37,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:45:37,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:37,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:37,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:45:37,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:37,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:37,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:37,775 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:45:37,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:37,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:45:37,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:37,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:37,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:45:37,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:37,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:37,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:45:37,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:37,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:37,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:37,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:45:37,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:37,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:45:37,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:37,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:37,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:45:37,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:37,791 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:45:37,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 21:45:37,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:37,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:37,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:37,847 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:37,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 21:45:37,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:45:37,848 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-27 21:45:37,848 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:37,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:45:37,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 21:45:37,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-27 21:45:37,849 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:37,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:45:37,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:37,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:37,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:37,919 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:37,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:45:37,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:45:37,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-27 21:45:37,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:37,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:45:37,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:45:37,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 21:45:37,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:37,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:45:37,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:37,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:37,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:38,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:38,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:45:38,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:45:38,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-27 21:45:38,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:38,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:45:38,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:45:38,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 21:45:38,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:38,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 21:45:38,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:38,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:38,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:38,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:45:38,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:38,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:45:38,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:38,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 21:45:38,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:45:38,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 21:45:38,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:38,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-27 21:45:38,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:38,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:38,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:38,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:45:38,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:38,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:45:38,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:38,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:38,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:45:38,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:38,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:38,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:45:38,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:38,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:38,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:38,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:45:38,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:38,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:45:38,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:38,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:38,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:45:38,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:38,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:38,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:45:38,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:38,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:38,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:38,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:45:38,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:38,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:45:38,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:38,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:38,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:45:38,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:38,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:38,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-27 21:45:38,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:38,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:38,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:38,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 21:45:38,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:38,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:45:38,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:38,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:38,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 21:45:38,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:38,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:38,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:45:38,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:38,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:38,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:38,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:45:38,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:38,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:45:38,479 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:38,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:38,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:45:38,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:38,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:38,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-27 21:45:38,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:38,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:38,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:38,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:45:38,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:38,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:45:38,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:38,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:38,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:45:38,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:38,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:38,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 21:45:38,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:38,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:38,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:38,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:45:38,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:38,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:45:38,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:38,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:38,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:45:38,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:38,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:38,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-27 21:45:38,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:38,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:38,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:38,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:45:38,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:38,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:45:38,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:38,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:38,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:45:38,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:38,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:38,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-27 21:45:38,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:38,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:38,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:38,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:45:38,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:38,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:45:38,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:38,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:38,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:45:38,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:38,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:38,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-10-27 21:45:38,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:38,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:38,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:38,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:45:38,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:38,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:45:38,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:38,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:38,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 21:45:38,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:38,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:38,606 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-27 21:45:38,608 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1002097206] [2020-10-27 21:45:38,608 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:45:38,609 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2020-10-27 21:45:38,609 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1360940895] [2020-10-27 21:45:38,612 INFO L461 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-10-27 21:45:38,612 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:45:38,613 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-10-27 21:45:38,614 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=292, Unknown=0, NotChecked=0, Total=342 [2020-10-27 21:45:38,615 INFO L87 Difference]: Start difference. First operand 523 states and 714 transitions. Second operand 19 states. [2020-10-27 21:45:44,819 WARN L193 SmtUtils]: Spent 4.33 s on a formula simplification that was a NOOP. DAG size: 568 [2020-10-27 21:45:49,413 WARN L193 SmtUtils]: Spent 4.53 s on a formula simplification that was a NOOP. DAG size: 571 [2020-10-27 21:45:54,698 WARN L193 SmtUtils]: Spent 4.24 s on a formula simplification that was a NOOP. DAG size: 568 [2020-10-27 21:46:01,567 WARN L193 SmtUtils]: Spent 4.12 s on a formula simplification that was a NOOP. DAG size: 568 [2020-10-27 21:46:07,973 WARN L193 SmtUtils]: Spent 4.25 s on a formula simplification that was a NOOP. DAG size: 571 [2020-10-27 21:46:12,350 WARN L193 SmtUtils]: Spent 4.22 s on a formula simplification that was a NOOP. DAG size: 569 [2020-10-27 21:46:17,363 WARN L193 SmtUtils]: Spent 4.20 s on a formula simplification that was a NOOP. DAG size: 568 [2020-10-27 21:46:55,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:46:55,667 INFO L93 Difference]: Finished difference Result 1375 states and 2033 transitions. [2020-10-27 21:46:55,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2020-10-27 21:46:55,669 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 162 [2020-10-27 21:46:55,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:46:55,679 INFO L225 Difference]: With dead ends: 1375 [2020-10-27 21:46:55,680 INFO L226 Difference]: Without dead ends: 910 [2020-10-27 21:46:55,685 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 395 ImplicationChecksByTransitivity, 36.6s TimeCoverageRelationStatistics Valid=425, Invalid=1555, Unknown=0, NotChecked=0, Total=1980 [2020-10-27 21:46:55,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 910 states. [2020-10-27 21:46:55,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 910 to 527. [2020-10-27 21:46:55,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 527 states. [2020-10-27 21:46:55,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 527 states and 721 transitions. [2020-10-27 21:46:55,950 INFO L78 Accepts]: Start accepts. Automaton has 527 states and 721 transitions. Word has length 162 [2020-10-27 21:46:55,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:46:55,951 INFO L481 AbstractCegarLoop]: Abstraction has 527 states and 721 transitions. [2020-10-27 21:46:55,951 INFO L482 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-10-27 21:46:55,951 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 721 transitions. [2020-10-27 21:46:55,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2020-10-27 21:46:55,956 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:46:55,956 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:46:55,957 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 21:46:55,957 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 21:46:55,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:46:55,958 INFO L82 PathProgramCache]: Analyzing trace with hash 459691315, now seen corresponding path program 1 times [2020-10-27 21:46:55,958 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:46:55,958 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [67560831] [2020-10-27 21:46:55,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:46:56,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:46:56,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:46:56,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:46:56,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:46:56,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:46:56,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:47:01,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:47:01,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 255 [2020-10-27 21:47:01,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 21:47:01,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5026 [2020-10-27 21:47:01,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:47:01,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:47:01,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 122 [2020-10-27 21:47:01,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 21:47:01,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:47:05,383 WARN L193 SmtUtils]: Spent 4.24 s on a formula simplification that was a NOOP. DAG size: 565 [2020-10-27 21:47:05,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:47:05,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:47:05,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:47:05,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:47:05,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:47:05,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:47:05,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-27 21:47:05,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:47:05,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:47:05,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:47:05,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:47:05,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:47:05,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:47:05,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:47:05,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:47:05,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:47:05,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:47:05,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:47:05,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:47:05,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:47:05,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:47:05,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:47:05,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:47:05,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:47:05,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:47:05,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:47:05,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:47:05,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:47:05,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:47:05,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:47:05,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:47:05,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:47:05,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:47:05,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:47:05,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:47:05,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:47:05,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:47:05,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:47:05,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:47:05,475 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:47:05,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:47:05,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:47:05,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:47:05,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:47:05,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:47:05,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:47:05,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:47:05,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:47:05,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:47:05,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:47:05,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:47:05,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:47:05,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:47:05,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:47:06,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:47:10,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:47:10,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-27 21:47:10,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 21:47:10,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-27 21:47:10,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:47:10,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:47:10,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 56 [2020-10-27 21:47:10,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 21:47:10,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:47:10,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:47:10,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:47:10,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:47:10,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:47:10,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:47:10,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:47:10,662 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 21:47:10,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:47:10,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:47:10,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:47:10,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:47:10,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:47:10,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:47:10,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:47:10,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:47:10,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:47:10,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:47:10,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:47:10,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:47:10,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:47:10,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:47:10,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:47:10,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:47:10,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:47:10,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:47:10,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:47:10,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:47:10,714 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:47:10,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:47:10,715 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:47:10,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:47:10,715 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:47:10,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:47:10,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:47:10,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:47:10,716 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:47:10,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:47:10,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:47:10,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:47:10,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:47:10,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:47:10,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:47:10,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:47:10,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:47:10,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:47:10,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:47:10,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:47:10,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:47:10,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 21:47:10,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:47:10,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:47:10,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:47:10,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:47:10,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:47:10,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:47:10,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:47:10,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:47:10,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:47:10,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:47:10,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:47:10,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:47:10,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:47:10,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:47:10,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:47:10,775 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:47:10,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:47:10,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:47:10,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:47:10,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:47:10,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:47:10,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:47:10,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:47:10,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:47:10,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:47:10,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:47:10,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:47:10,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:47:10,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:47:10,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:47:10,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:47:10,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:47:10,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:47:10,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:47:10,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:47:10,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:47:10,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:47:10,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:47:10,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:47:10,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:47:10,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:47:10,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:47:10,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:47:10,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:47:10,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:47:10,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:47:10,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:47:10,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 21:47:10,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:47:10,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:47:10,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:47:10,870 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:47:10,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-27 21:47:10,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:47:10,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 77 [2020-10-27 21:47:10,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:47:10,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:47:10,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:47:10,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-27 21:47:10,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:47:10,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:47:10,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:47:10,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:47:10,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:47:10,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:47:10,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:47:10,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:47:10,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:47:10,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:47:10,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:47:10,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 21:47:10,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:47:10,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:47:10,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:47:10,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:47:10,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:47:10,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:47:10,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:47:10,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:47:10,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:47:10,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:47:10,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:47:10,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:47:10,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:47:10,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 21:47:10,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:47:10,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:47:10,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:47:10,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:47:10,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:47:10,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 21:47:10,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:47:10,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:47:10,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:47:10,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 21:47:10,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:47:11,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-27 21:47:11,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:47:11,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:47:11,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:47:11,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:47:11,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:47:11,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:47:11,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:47:11,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:47:11,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:47:11,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:47:11,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:47:11,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:47:11,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:47:11,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:47:11,156 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:47:11,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:47:11,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:47:11,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:47:11,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:47:11,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:47:11,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:47:11,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:47:11,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:47:11,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:47:11,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:47:11,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:47:11,207 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:47:11,207 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:47:11,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:47:11,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:47:11,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:47:11,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:47:11,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:47:11,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:47:11,208 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:47:11,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-27 21:47:11,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:47:11,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:47:11,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:47:11,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 21:47:11,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:47:11,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:47:11,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:47:11,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:47:11,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 21:47:11,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:47:11,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:47:11,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:47:11,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:47:11,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:47:11,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:47:11,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:47:11,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:47:11,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:47:11,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:47:11,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:47:11,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:47:11,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:47:11,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:47:11,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-27 21:47:11,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:47:11,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:47:11,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:47:11,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:47:11,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:47:11,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:47:11,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:47:11,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:47:11,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:47:11,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:47:11,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:47:11,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-27 21:47:11,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:47:11,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:47:11,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:47:11,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:47:11,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:47:11,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:47:11,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:47:11,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:47:11,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:47:11,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:47:11,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:47:11,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-27 21:47:11,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:47:11,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:47:11,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:47:11,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:47:11,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:47:11,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:47:11,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:47:11,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:47:11,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:47:11,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:47:11,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:47:11,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2020-10-27 21:47:11,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:47:11,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:47:11,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:47:11,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:47:11,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:47:11,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:47:11,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:47:11,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:47:11,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:47:11,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:47:11,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:47:11,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2020-10-27 21:47:11,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:47:11,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:47:11,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:47:11,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:47:11,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:47:11,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:47:11,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:47:11,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:47:11,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 21:47:11,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:47:11,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:47:11,370 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-27 21:47:11,370 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [67560831] [2020-10-27 21:47:11,370 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:47:11,371 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2020-10-27 21:47:11,371 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [172553510] [2020-10-27 21:47:11,372 INFO L461 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-27 21:47:11,372 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:47:11,372 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-27 21:47:11,373 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=226, Unknown=0, NotChecked=0, Total=272 [2020-10-27 21:47:11,373 INFO L87 Difference]: Start difference. First operand 527 states and 721 transitions. Second operand 17 states. [2020-10-27 21:47:18,592 WARN L193 SmtUtils]: Spent 4.50 s on a formula simplification that was a NOOP. DAG size: 568 [2020-10-27 21:47:24,885 WARN L193 SmtUtils]: Spent 4.37 s on a formula simplification that was a NOOP. DAG size: 567 [2020-10-27 21:47:29,479 WARN L193 SmtUtils]: Spent 4.53 s on a formula simplification that was a NOOP. DAG size: 570 [2020-10-27 21:47:34,570 WARN L193 SmtUtils]: Spent 4.23 s on a formula simplification that was a NOOP. DAG size: 570 [2020-10-27 21:47:39,622 WARN L193 SmtUtils]: Spent 4.30 s on a formula simplification that was a NOOP. DAG size: 570