/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_spec0_product36.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 21:12:34,296 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 21:12:34,298 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 21:12:34,349 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 21:12:34,350 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 21:12:34,356 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 21:12:34,358 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 21:12:34,363 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 21:12:34,366 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 21:12:34,372 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 21:12:34,373 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 21:12:34,374 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 21:12:34,375 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 21:12:34,378 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 21:12:34,380 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 21:12:34,382 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 21:12:34,383 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 21:12:34,387 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 21:12:34,393 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 21:12:34,404 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 21:12:34,407 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 21:12:34,409 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 21:12:34,410 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 21:12:34,413 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 21:12:34,421 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 21:12:34,422 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 21:12:34,422 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 21:12:34,424 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 21:12:34,425 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 21:12:34,426 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 21:12:34,426 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 21:12:34,427 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 21:12:34,429 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 21:12:34,430 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 21:12:34,449 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 21:12:34,449 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 21:12:34,450 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 21:12:34,450 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 21:12:34,451 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 21:12:34,452 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 21:12:34,452 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 21:12:34,460 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 21:12:34,487 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 21:12:34,487 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 21:12:34,488 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 21:12:34,489 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 21:12:34,489 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 21:12:34,489 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 21:12:34,489 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 21:12:34,490 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 21:12:34,490 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 21:12:34,490 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 21:12:34,490 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 21:12:34,490 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 21:12:34,491 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 21:12:34,491 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 21:12:34,491 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 21:12:34,491 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 21:12:34,491 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 21:12:34,492 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 21:12:34,492 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 21:12:34,492 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 21:12:34,492 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 21:12:34,492 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 21:12:34,493 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 21:12:34,493 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 21:12:34,493 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 21:12:34,493 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 21:12:34,493 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 21:12:34,494 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 21:12:34,494 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 21:12:34,494 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 21:12:34,902 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 21:12:34,927 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 21:12:34,930 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 21:12:34,931 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 21:12:34,932 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 21:12:34,933 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec0_product36.cil.c [2020-10-27 21:12:35,013 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/697c4c7f8/652373791b494891adab7df860d7a239/FLAG42841b1bc [2020-10-27 21:12:35,860 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 21:12:35,861 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec0_product36.cil.c [2020-10-27 21:12:35,893 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/697c4c7f8/652373791b494891adab7df860d7a239/FLAG42841b1bc [2020-10-27 21:12:36,019 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/697c4c7f8/652373791b494891adab7df860d7a239 [2020-10-27 21:12:36,022 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 21:12:36,028 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 21:12:36,033 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 21:12:36,034 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 21:12:36,037 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 21:12:36,038 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 09:12:36" (1/1) ... [2020-10-27 21:12:36,042 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e25dae7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:12:36, skipping insertion in model container [2020-10-27 21:12:36,042 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 09:12:36" (1/1) ... [2020-10-27 21:12:36,050 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 21:12:36,108 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 21:12:36,702 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 21:12:36,716 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 21:12:36,860 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 21:12:36,983 INFO L208 MainTranslator]: Completed translation [2020-10-27 21:12:36,983 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:12:36 WrapperNode [2020-10-27 21:12:36,983 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 21:12:36,985 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 21:12:36,985 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 21:12:36,986 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 21:12:36,999 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:12:36" (1/1) ... [2020-10-27 21:12:37,001 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:12:36" (1/1) ... [2020-10-27 21:12:37,058 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:12:36" (1/1) ... [2020-10-27 21:12:37,058 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:12:36" (1/1) ... [2020-10-27 21:12:37,137 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:12:36" (1/1) ... [2020-10-27 21:12:37,171 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:12:36" (1/1) ... [2020-10-27 21:12:37,194 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:12:36" (1/1) ... [2020-10-27 21:12:37,211 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 21:12:37,212 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 21:12:37,212 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 21:12:37,213 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 21:12:37,213 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:12:36" (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 21:12:37,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 21:12:37,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 21:12:37,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 21:12:37,299 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 21:12:37,299 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 21:12:37,299 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 21:12:37,300 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 21:12:37,300 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 21:12:37,300 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 21:12:37,300 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 21:12:37,300 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 21:12:37,300 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 21:12:37,301 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 21:12:37,301 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 21:12:37,301 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-10-27 21:12:37,301 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 21:12:37,301 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-10-27 21:12:37,301 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-10-27 21:12:37,301 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-10-27 21:12:37,302 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-10-27 21:12:37,302 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-10-27 21:12:37,302 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-10-27 21:12:37,302 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-10-27 21:12:37,302 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-10-27 21:12:37,302 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-10-27 21:12:37,302 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-10-27 21:12:37,303 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-10-27 21:12:37,303 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-10-27 21:12:37,303 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-10-27 21:12:37,303 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-10-27 21:12:37,303 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-10-27 21:12:37,303 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-10-27 21:12:37,303 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-10-27 21:12:37,304 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-10-27 21:12:37,304 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-10-27 21:12:37,304 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-10-27 21:12:37,304 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-10-27 21:12:37,304 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-10-27 21:12:37,304 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-10-27 21:12:37,304 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-10-27 21:12:37,305 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-10-27 21:12:37,305 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-10-27 21:12:37,305 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-10-27 21:12:37,305 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-10-27 21:12:37,305 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-10-27 21:12:37,305 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-10-27 21:12:37,305 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-10-27 21:12:37,305 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-10-27 21:12:37,306 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-10-27 21:12:37,306 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-10-27 21:12:37,306 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2020-10-27 21:12:37,306 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-10-27 21:12:37,306 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-10-27 21:12:37,306 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Base [2020-10-27 21:12:37,306 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__AddressBook [2020-10-27 21:12:37,307 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-10-27 21:12:37,307 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-10-27 21:12:37,307 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-10-27 21:12:37,307 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-10-27 21:12:37,307 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-10-27 21:12:37,307 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-10-27 21:12:37,308 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-10-27 21:12:37,308 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2020-10-27 21:12:37,308 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2020-10-27 21:12:37,308 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2020-10-27 21:12:37,308 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-10-27 21:12:37,308 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-10-27 21:12:37,308 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-10-27 21:12:37,309 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-10-27 21:12:37,309 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-10-27 21:12:37,309 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-10-27 21:12:37,309 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-10-27 21:12:37,309 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-10-27 21:12:37,309 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-10-27 21:12:37,310 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-10-27 21:12:37,310 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-10-27 21:12:37,310 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-10-27 21:12:37,310 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-10-27 21:12:37,310 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-10-27 21:12:37,310 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-10-27 21:12:37,310 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-10-27 21:12:37,311 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-10-27 21:12:37,311 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-10-27 21:12:37,311 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-10-27 21:12:37,311 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-10-27 21:12:37,311 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-10-27 21:12:37,311 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__DecryptForward_spec__1 [2020-10-27 21:12:37,311 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 21:12:37,312 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-10-27 21:12:37,312 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-10-27 21:12:37,312 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-10-27 21:12:37,312 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-10-27 21:12:37,312 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-10-27 21:12:37,312 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 21:12:37,313 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 21:12:37,313 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2020-10-27 21:12:37,313 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2020-10-27 21:12:37,313 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2020-10-27 21:12:37,313 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 21:12:37,313 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 21:12:37,313 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 21:12:37,314 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 21:12:37,314 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 21:12:37,314 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 21:12:37,314 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 21:12:37,314 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 21:12:37,314 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 21:12:37,314 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 21:12:37,315 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 21:12:37,315 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 21:12:37,315 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 21:12:37,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 21:12:37,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 21:12:37,315 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 21:12:37,315 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 21:12:37,316 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 21:12:37,316 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 21:12:37,316 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 21:12:37,316 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 21:12:37,316 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 21:12:37,316 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 21:12:37,316 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 21:12:37,317 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 21:12:37,317 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-10-27 21:12:37,317 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 21:12:37,317 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-10-27 21:12:37,317 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-10-27 21:12:37,317 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-10-27 21:12:37,317 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-10-27 21:12:37,318 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-10-27 21:12:37,318 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-10-27 21:12:37,318 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-10-27 21:12:37,318 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-10-27 21:12:37,318 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-10-27 21:12:37,318 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-10-27 21:12:37,318 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-10-27 21:12:37,319 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-10-27 21:12:37,319 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-10-27 21:12:37,319 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-10-27 21:12:37,319 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-10-27 21:12:37,319 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-10-27 21:12:37,319 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-10-27 21:12:37,319 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-10-27 21:12:37,320 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-10-27 21:12:37,320 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-10-27 21:12:37,320 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-10-27 21:12:37,320 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-10-27 21:12:37,320 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-10-27 21:12:37,320 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-10-27 21:12:37,320 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-10-27 21:12:37,321 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-10-27 21:12:37,321 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-10-27 21:12:37,321 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-10-27 21:12:37,321 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-10-27 21:12:37,321 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-10-27 21:12:37,321 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-10-27 21:12:37,321 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-10-27 21:12:37,322 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-10-27 21:12:37,322 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-10-27 21:12:37,322 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-10-27 21:12:37,322 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-10-27 21:12:37,322 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-10-27 21:12:37,322 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-10-27 21:12:37,322 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-27 21:12:37,322 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-10-27 21:12:37,323 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-10-27 21:12:37,323 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-10-27 21:12:37,323 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-10-27 21:12:37,323 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-10-27 21:12:37,323 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-10-27 21:12:37,323 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-10-27 21:12:37,323 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-10-27 21:12:37,324 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-10-27 21:12:37,324 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-10-27 21:12:37,324 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2020-10-27 21:12:37,324 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2020-10-27 21:12:37,324 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2020-10-27 21:12:37,324 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2020-10-27 21:12:37,324 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Base [2020-10-27 21:12:37,324 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__AddressBook [2020-10-27 21:12:37,325 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__DecryptForward_spec__1 [2020-10-27 21:12:37,325 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-10-27 21:12:37,325 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-10-27 21:12:37,325 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-10-27 21:12:37,325 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-10-27 21:12:37,325 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-10-27 21:12:37,325 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-10-27 21:12:37,326 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-10-27 21:12:37,326 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-10-27 21:12:37,326 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-10-27 21:12:37,326 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-10-27 21:12:37,326 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-10-27 21:12:37,326 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-10-27 21:12:37,326 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-10-27 21:12:37,326 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-10-27 21:12:37,327 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-10-27 21:12:37,327 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-10-27 21:12:37,327 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2020-10-27 21:12:37,327 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2020-10-27 21:12:37,327 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2020-10-27 21:12:37,327 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-10-27 21:12:37,327 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 21:12:37,327 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-10-27 21:12:37,328 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-10-27 21:12:37,328 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-10-27 21:12:37,328 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-10-27 21:12:37,328 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 21:12:37,328 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 21:12:37,328 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 21:12:37,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 21:12:37,329 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 21:12:39,607 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 21:12:39,607 INFO L298 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-27 21:12:39,612 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 09:12:39 BoogieIcfgContainer [2020-10-27 21:12:39,612 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 21:12:39,614 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 21:12:39,614 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 21:12:39,618 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 21:12:39,618 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 09:12:36" (1/3) ... [2020-10-27 21:12:39,619 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1160d475 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 09:12:39, skipping insertion in model container [2020-10-27 21:12:39,619 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:12:36" (2/3) ... [2020-10-27 21:12:39,619 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1160d475 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 09:12:39, skipping insertion in model container [2020-10-27 21:12:39,619 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 09:12:39" (3/3) ... [2020-10-27 21:12:39,621 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec0_product36.cil.c [2020-10-27 21:12:39,633 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 21:12:39,639 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 21:12:39,653 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 21:12:39,684 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 21:12:39,684 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 21:12:39,684 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 21:12:39,685 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 21:12:39,685 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 21:12:39,685 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 21:12:39,685 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 21:12:39,685 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 21:12:39,711 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states. [2020-10-27 21:12:39,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2020-10-27 21:12:39,733 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:12:39,734 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:12:39,734 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 21:12:39,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:12:39,742 INFO L82 PathProgramCache]: Analyzing trace with hash -226692336, now seen corresponding path program 1 times [2020-10-27 21:12:39,751 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:12:39,751 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1692474894] [2020-10-27 21:12:39,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:12:40,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:12:40,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:40,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:40,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:41,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:45,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:12:45,226 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 227 [2020-10-27 21:12:45,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 21:12:45,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5019 [2020-10-27 21:12:45,229 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:12:45,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:12:45,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 82 [2020-10-27 21:12:45,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:12:45,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 21:12:47,230 WARN L193 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 535 [2020-10-27 21:12:47,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:12:47,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:12:47,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:47,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:12:47,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:12:47,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:12:47,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 58 [2020-10-27 21:12:47,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:12:47,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:12:47,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:12:47,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:12:47,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-10-27 21:12:47,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:12:47,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:12:47,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:47,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:12:47,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:12:47,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:12:47,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:12:47,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:12:47,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:12:47,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:12:47,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:12:47,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:12:47,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:12:47,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:12:47,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:47,373 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:12:47,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:12:47,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:12:47,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:12:47,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:12:47,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:12:47,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:12:47,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:12:47,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:12:47,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:12:47,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:12:47,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:47,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:12:47,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:12:47,390 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:12:47,390 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:12:47,390 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:12:47,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:12:47,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:12:47,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:12:47,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:12:47,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:12:47,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:12:47,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:47,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:47,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:47,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:12:47,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-27 21:12:47,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 21:12:47,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 548 [2020-10-27 21:12:47,976 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:12:47,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:12:47,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-27 21:12:47,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 21:12:47,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:12:48,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:12:48,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:12:48,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:48,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:12:48,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:12:48,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:12:48,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:12:48,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:12:48,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:12:48,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:12:48,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:12:48,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:12:48,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:12:48,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:12:48,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:48,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:12:48,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:12:48,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:12:48,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:12:48,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:12:48,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:12:48,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:12:48,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:12:48,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-10-27 21:12:48,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 21:12:48,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:12:48,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:48,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:12:48,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:12:48,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:12:48,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:12:48,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:12:48,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:12:48,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:12:48,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:12:48,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:12:48,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:12:48,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:12:48,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:48,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:12:48,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:12:48,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:12:48,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:12:48,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:12:48,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:12:48,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:12:48,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:12:48,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:12:48,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 21:12:48,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:12:48,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:48,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:12:48,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:12:48,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:12:48,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-27 21:12:48,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:12:48,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:12:48,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:12:48,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 21:12:48,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:12:48,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:12:48,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:12:48,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:48,209 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:12:48,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:12:48,209 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:12:48,210 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 21:12:48,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:12:48,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:12:48,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:12:48,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 21:12:48,211 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:12:48,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-10-27 21:12:48,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:12:48,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:48,303 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:12:48,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:12:48,305 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:12:48,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 21:12:48,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:12:48,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:12:48,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:12:48,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:12:48,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:12:48,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:12:48,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:12:48,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:48,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:12:48,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:12:48,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:12:48,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:12:48,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:12:48,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:12:48,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:12:48,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:12:48,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:12:48,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:12:48,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:12:48,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:48,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:12:48,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:12:48,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:12:48,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:12:48,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:12:48,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:12:48,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:12:48,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:12:48,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:12:48,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-27 21:12:48,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:12:48,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:48,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:12:48,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:12:48,390 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:12:48,390 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:12:48,390 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:12:48,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:12:48,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:12:48,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:12:48,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:12:48,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 21:12:48,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:12:48,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:48,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:12:48,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:12:48,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:12:48,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:12:48,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:12:48,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:12:48,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:12:48,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:12:48,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:12:48,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-27 21:12:48,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:12:48,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:48,405 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:12:48,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:12:48,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:12:48,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:12:48,406 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:12:48,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:12:48,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:12:48,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:12:48,407 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:12:48,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-27 21:12:48,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:12:48,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:48,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:12:48,412 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:12:48,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:12:48,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:12:48,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:12:48,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:12:48,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:12:48,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:12:48,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:12:48,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 21:12:48,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:12:48,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:48,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:12:48,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 21:12:48,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:12:48,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 21:12:48,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:12:48,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:12:48,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 21:12:48,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:12:48,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:12:48,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:12:48,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:12:48,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:48,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:12:48,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 21:12:48,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:12:48,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:12:48,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:12:48,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:12:48,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:12:48,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:12:48,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:12:48,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:12:48,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:12:48,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:48,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:12:48,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:12:48,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:12:48,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:12:48,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:12:48,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:12:48,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:12:48,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:12:48,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:12:48,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:12:48,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:12:48,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:48,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:12:48,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:12:48,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:12:48,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:12:48,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:12:48,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:12:48,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:12:48,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:12:48,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:12:48,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-27 21:12:48,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:12:48,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:48,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:12:48,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:12:48,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:12:48,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:12:48,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:12:48,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:12:48,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:12:48,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:12:48,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:12:48,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-27 21:12:48,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:12:48,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:48,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:12:48,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:12:48,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:12:48,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:12:48,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:12:48,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:12:48,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:12:48,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:12:48,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:12:48,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-27 21:12:48,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:12:48,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:48,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:12:48,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:12:48,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:12:48,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:12:48,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:12:48,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:12:48,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 21:12:48,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:12:48,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:12:48,648 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-10-27 21:12:48,649 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1692474894] [2020-10-27 21:12:48,651 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:12:48,652 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-10-27 21:12:48,653 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [911062891] [2020-10-27 21:12:48,660 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-27 21:12:48,660 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:12:48,676 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-27 21:12:48,679 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2020-10-27 21:12:48,681 INFO L87 Difference]: Start difference. First operand 357 states. Second operand 14 states. [2020-10-27 21:12:51,991 WARN L193 SmtUtils]: Spent 2.02 s on a formula simplification that was a NOOP. DAG size: 538 [2020-10-27 21:12:54,833 WARN L193 SmtUtils]: Spent 1.97 s on a formula simplification that was a NOOP. DAG size: 537 [2020-10-27 21:12:56,853 WARN L193 SmtUtils]: Spent 1.96 s on a formula simplification that was a NOOP. DAG size: 540 [2020-10-27 21:12:58,795 WARN L193 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 540 [2020-10-27 21:13:14,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:13:14,447 INFO L93 Difference]: Finished difference Result 928 states and 1403 transitions. [2020-10-27 21:13:14,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2020-10-27 21:13:14,449 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 151 [2020-10-27 21:13:14,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:13:14,477 INFO L225 Difference]: With dead ends: 928 [2020-10-27 21:13:14,477 INFO L226 Difference]: Without dead ends: 549 [2020-10-27 21:13:14,496 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 452 ImplicationChecksByTransitivity, 11.0s TimeCoverageRelationStatistics Valid=420, Invalid=1386, Unknown=0, NotChecked=0, Total=1806 [2020-10-27 21:13:14,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 549 states. [2020-10-27 21:13:14,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 549 to 341. [2020-10-27 21:13:14,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 341 states. [2020-10-27 21:13:14,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 341 states and 454 transitions. [2020-10-27 21:13:14,784 INFO L78 Accepts]: Start accepts. Automaton has 341 states and 454 transitions. Word has length 151 [2020-10-27 21:13:14,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:13:14,785 INFO L481 AbstractCegarLoop]: Abstraction has 341 states and 454 transitions. [2020-10-27 21:13:14,785 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-27 21:13:14,785 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 454 transitions. [2020-10-27 21:13:14,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-10-27 21:13:14,792 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:13:14,793 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:13:14,793 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 21:13:14,793 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 21:13:14,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:13:14,794 INFO L82 PathProgramCache]: Analyzing trace with hash 1105318190, now seen corresponding path program 1 times [2020-10-27 21:13:14,794 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:13:14,794 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1787687376] [2020-10-27 21:13:14,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:13:14,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:13:14,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:13:14,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:13:15,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:13:15,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:13:19,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:13:19,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 229 [2020-10-27 21:13:19,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 21:13:19,901 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5049 [2020-10-27 21:13:19,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:13:19,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:13:19,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 82 [2020-10-27 21:13:19,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 21:13:19,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:13:21,878 WARN L193 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 535 [2020-10-27 21:13:21,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:13:21,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:13:21,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:13:21,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:13:21,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:13:21,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:13:21,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-27 21:13:21,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:13:21,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:13:21,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:13:21,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:13:21,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:13:21,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:13:21,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:13:21,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:13:21,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:13:21,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:13:21,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:13:21,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:13:21,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:13:21,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:13:21,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:13:21,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:13:21,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:13:21,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:13:21,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:13:21,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:13:21,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:13:21,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:13:21,974 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:13:21,974 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:13:21,974 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:13:21,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:13:21,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:13:21,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:13:21,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:13:21,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:13:21,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:13:21,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:13:21,982 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:13:21,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:13:21,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:13:21,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:13:21,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:13:21,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:13:21,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:13:21,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:13:21,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:13:22,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:13:22,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:13:22,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:13:22,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:13:22,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:13:22,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:13:22,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-27 21:13:22,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 21:13:22,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 403 [2020-10-27 21:13:22,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:13:22,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:13:22,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-27 21:13:22,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 21:13:22,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:13:22,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:13:22,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:13:22,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:13:22,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:13:22,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:13:22,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:13:22,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 21:13:22,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:13:22,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:13:22,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:13:22,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:13:22,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:13:22,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:13:22,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:13:22,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:13:22,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:13:22,528 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:13:22,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:13:22,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:13:22,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:13:22,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:13:22,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:13:22,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:13:22,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:13:22,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 21:13:22,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:13:22,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:13:22,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:13:22,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:13:22,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:13:22,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:13:22,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:13:22,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:13:22,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:13:22,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:13:22,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:13:22,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:13:22,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:13:22,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:13:22,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:13:22,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:13:22,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:13:22,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:13:22,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:13:22,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:13:22,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:13:22,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:13:22,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:13:22,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 21:13:22,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:13:22,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:13:22,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:13:22,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:13:22,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:13:22,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 21:13:22,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:13:22,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:13:22,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:13:22,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 21:13:22,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:13:22,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:13:22,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:13:22,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:13:22,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:13:22,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:13:22,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:13:22,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 21:13:22,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:13:22,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:13:22,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:13:22,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 21:13:22,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:13:22,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-27 21:13:22,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:13:22,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:13:22,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:13:22,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:13:22,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:13:22,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 21:13:22,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:13:22,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:13:22,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:13:22,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:13:22,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:13:22,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:13:22,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:13:22,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:13:22,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:13:22,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:13:22,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:13:22,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:13:22,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:13:22,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:13:22,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:13:22,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:13:22,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:13:22,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:13:22,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:13:22,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:13:22,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:13:22,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:13:22,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:13:22,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:13:22,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:13:22,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:13:22,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:13:22,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:13:22,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:13:22,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 21:13:22,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:13:22,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:13:22,771 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:13:22,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:13:22,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:13:22,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:13:22,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:13:22,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:13:22,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:13:22,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:13:22,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:13:22,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-27 21:13:22,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:13:22,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:13:22,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:13:22,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:13:22,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:13:22,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:13:22,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:13:22,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:13:22,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:13:22,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:13:22,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:13:22,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-27 21:13:22,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:13:22,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:13:22,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:13:22,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:13:22,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:13:22,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:13:22,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:13:22,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:13:22,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:13:22,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:13:22,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:13:22,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-27 21:13:22,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:13:22,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:13:22,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:13:22,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:13:22,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:13:22,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:13:22,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:13:22,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:13:22,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:13:22,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:13:22,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:13:22,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-27 21:13:22,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:13:22,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:13:22,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:13:22,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 21:13:22,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:13:22,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 21:13:22,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:13:22,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:13:22,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 21:13:22,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:13:22,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:13:22,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:13:22,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:13:22,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:13:22,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:13:22,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 21:13:22,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:13:22,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:13:22,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:13:22,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:13:22,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:13:22,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:13:22,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:13:22,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:13:22,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:13:22,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:13:22,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:13:22,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:13:22,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:13:22,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:13:22,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:13:22,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:13:22,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:13:22,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:13:22,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:13:22,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:13:22,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:13:22,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:13:22,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:13:22,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:13:22,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:13:22,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:13:22,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:13:22,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:13:22,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:13:22,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:13:22,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:13:22,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 21:13:22,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:13:22,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:13:22,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:13:22,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:13:22,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:13:22,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:13:22,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:13:22,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:13:22,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:13:22,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:13:22,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:13:22,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 21:13:22,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:13:22,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:13:22,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:13:22,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:13:22,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:13:22,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:13:22,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:13:22,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:13:22,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:13:22,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:13:22,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:13:22,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-10-27 21:13:22,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:13:22,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:13:22,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:13:22,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:13:22,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:13:22,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:13:22,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:13:22,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:13:22,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 21:13:22,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:13:22,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:13:22,960 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-10-27 21:13:22,961 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1787687376] [2020-10-27 21:13:22,961 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:13:22,961 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2020-10-27 21:13:22,962 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1212492350] [2020-10-27 21:13:22,966 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-27 21:13:22,966 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:13:22,967 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-27 21:13:22,969 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2020-10-27 21:13:22,969 INFO L87 Difference]: Start difference. First operand 341 states and 454 transitions. Second operand 15 states. [2020-10-27 21:13:25,583 WARN L193 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 538 [2020-10-27 21:13:27,931 WARN L193 SmtUtils]: Spent 1.89 s on a formula simplification that was a NOOP. DAG size: 541 [2020-10-27 21:13:30,586 WARN L193 SmtUtils]: Spent 1.92 s on a formula simplification that was a NOOP. DAG size: 541 [2020-10-27 21:13:32,889 WARN L193 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 541 [2020-10-27 21:13:46,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:13:46,225 INFO L93 Difference]: Finished difference Result 848 states and 1227 transitions. [2020-10-27 21:13:46,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-27 21:13:46,226 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 153 [2020-10-27 21:13:46,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:13:46,233 INFO L225 Difference]: With dead ends: 848 [2020-10-27 21:13:46,233 INFO L226 Difference]: Without dead ends: 552 [2020-10-27 21:13:46,236 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 148 ImplicationChecksByTransitivity, 10.3s TimeCoverageRelationStatistics Valid=228, Invalid=702, Unknown=0, NotChecked=0, Total=930 [2020-10-27 21:13:46,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 552 states. [2020-10-27 21:13:46,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 552 to 343. [2020-10-27 21:13:46,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 343 states. [2020-10-27 21:13:46,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 343 states and 455 transitions. [2020-10-27 21:13:46,397 INFO L78 Accepts]: Start accepts. Automaton has 343 states and 455 transitions. Word has length 153 [2020-10-27 21:13:46,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:13:46,397 INFO L481 AbstractCegarLoop]: Abstraction has 343 states and 455 transitions. [2020-10-27 21:13:46,397 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-27 21:13:46,398 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 455 transitions. [2020-10-27 21:13:46,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2020-10-27 21:13:46,401 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:13:46,402 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:13:46,402 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 21:13:46,402 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 21:13:46,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:13:46,403 INFO L82 PathProgramCache]: Analyzing trace with hash 775309102, now seen corresponding path program 1 times [2020-10-27 21:13:46,403 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:13:46,403 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1429147437] [2020-10-27 21:13:46,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:13:46,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:13:46,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:13:46,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:13:46,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:13:51,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:13:51,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 235 [2020-10-27 21:13:51,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 21:13:51,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5020 [2020-10-27 21:13:51,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:13:51,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:13:51,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 83 [2020-10-27 21:13:51,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 21:13:51,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:13:53,596 WARN L193 SmtUtils]: Spent 2.00 s on a formula simplification that was a NOOP. DAG size: 535 [2020-10-27 21:13:53,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:13:53,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:13:53,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:13:53,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:13:53,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:13:53,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:13:53,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-27 21:13:53,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:13:53,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:13:53,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:13:53,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:13:53,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:13:53,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:13:53,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:13:53,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:13:53,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:13:53,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:13:53,684 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:13:53,684 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:13:53,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:13:53,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:13:53,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:13:53,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:13:53,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:13:53,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:13:53,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:13:53,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:13:53,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:13:53,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:13:53,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:13:53,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:13:53,690 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:13:53,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:13:53,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:13:53,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:13:53,691 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:13:53,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:13:53,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:13:53,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:13:53,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:13:53,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:13:53,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:13:53,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:13:53,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:13:53,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:13:53,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:13:53,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:13:53,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:13:53,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:13:53,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:13:53,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:13:53,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:13:53,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:13:53,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-27 21:13:53,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:13:53,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 86 [2020-10-27 21:13:53,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:13:53,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:13:53,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 21:13:53,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 21:13:53,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:13:53,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:13:53,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:13:53,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:13:53,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:13:53,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:13:53,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:13:53,896 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:13:53,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:13:53,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:13:53,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:13:53,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:13:53,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:13:53,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:13:53,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:13:53,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:13:53,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:13:53,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:13:53,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:13:53,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:13:53,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:13:53,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:13:53,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:13:53,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:13:53,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:13:53,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 21:13:53,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:13:53,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:13:53,932 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:13:53,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:13:53,933 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:13:53,933 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 21:13:53,933 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:13:53,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:13:53,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:13:53,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 21:13:53,934 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:13:53,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:13:53,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:13:53,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:13:53,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:13:53,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:13:53,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:13:53,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 21:13:53,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:13:53,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:13:53,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:13:53,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 21:13:53,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:13:54,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 21:13:54,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:13:54,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:13:54,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:13:54,040 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 21:13:54,040 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:13:54,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:13:54,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:13:54,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:13:54,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 21:13:54,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:13:54,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:13:54,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:13:54,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:13:54,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:13:54,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:13:54,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:13:54,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:13:54,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:13:54,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:13:54,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:13:54,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:13:54,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:13:54,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:13:54,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2020-10-27 21:13:54,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:13:54,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:13:54,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:13:54,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:13:54,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:13:54,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:13:54,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:13:54,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:13:54,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:13:54,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:13:54,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:13:54,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:13:54,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:13:54,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:13:54,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:13:54,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:13:54,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:13:54,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:13:54,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:13:54,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:13:54,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:13:54,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:13:54,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:13:54,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:13:54,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:13:54,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:13:54,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:13:54,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:13:54,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:13:54,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:13:54,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:13:54,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:13:54,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:13:54,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:13:54,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:13:54,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-27 21:13:54,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:13:54,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:13:54,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:13:54,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:13:54,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:13:54,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:13:54,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:13:54,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:13:54,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:13:54,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:13:54,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:13:54,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-27 21:13:54,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:13:54,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:13:54,174 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:13:54,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:13:54,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:13:54,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:13:54,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:13:54,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:13:54,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:13:54,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:13:54,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:13:54,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 21:13:54,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:13:54,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:13:54,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:13:54,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:13:54,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:13:54,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:13:54,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:13:54,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:13:54,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:13:54,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:13:54,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:13:54,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 21:13:54,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:13:54,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:13:54,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:13:54,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:13:54,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:13:54,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:13:54,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:13:54,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:13:54,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:13:54,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:13:54,186 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:13:54,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-27 21:13:54,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:13:54,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:13:54,233 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:13:54,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 21:13:54,233 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:13:54,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:13:54,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:13:54,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:13:54,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 21:13:54,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:13:54,234 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:13:54,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:13:54,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:13:54,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:13:54,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:13:54,241 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 21:13:54,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:13:54,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:13:54,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:13:54,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:13:54,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:13:54,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:13:54,242 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:13:54,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:13:54,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:13:54,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:13:54,246 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:13:54,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:13:54,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:13:54,246 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:13:54,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:13:54,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:13:54,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:13:54,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:13:54,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:13:54,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:13:54,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:13:54,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:13:54,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:13:54,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:13:54,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:13:54,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:13:54,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:13:54,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:13:54,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:13:54,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:13:54,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:13:54,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-27 21:13:54,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:13:54,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:13:54,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:13:54,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:13:54,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:13:54,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:13:54,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:13:54,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:13:54,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:13:54,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:13:54,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:13:54,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-27 21:13:54,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:13:54,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:13:54,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:13:54,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:13:54,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:13:54,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:13:54,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:13:54,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:13:54,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:13:54,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:13:54,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:13:54,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2020-10-27 21:13:54,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:13:54,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:13:54,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:13:54,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:13:54,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:13:54,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:13:54,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:13:54,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:13:54,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 21:13:54,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:13:54,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:13:54,330 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-10-27 21:13:54,330 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1429147437] [2020-10-27 21:13:54,330 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 21:13:54,330 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-10-27 21:13:54,331 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1199788420] [2020-10-27 21:13:54,331 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-27 21:13:54,331 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:13:54,332 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-27 21:13:54,332 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=200, Unknown=0, NotChecked=0, Total=240 [2020-10-27 21:13:54,332 INFO L87 Difference]: Start difference. First operand 343 states and 455 transitions. Second operand 16 states. [2020-10-27 21:13:57,672 WARN L193 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 538 [2020-10-27 21:13:59,954 WARN L193 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 541 [2020-10-27 21:14:02,292 WARN L193 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 541 [2020-10-27 21:14:04,627 WARN L193 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 541 [2020-10-27 21:14:06,585 WARN L193 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 540 [2020-10-27 21:14:18,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:14:18,524 INFO L93 Difference]: Finished difference Result 898 states and 1306 transitions. [2020-10-27 21:14:18,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-27 21:14:18,525 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 159 [2020-10-27 21:14:18,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:14:18,535 INFO L225 Difference]: With dead ends: 898 [2020-10-27 21:14:18,535 INFO L226 Difference]: Without dead ends: 590 [2020-10-27 21:14:18,538 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 201 ImplicationChecksByTransitivity, 12.3s TimeCoverageRelationStatistics Valid=273, Invalid=849, Unknown=0, NotChecked=0, Total=1122 [2020-10-27 21:14:18,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 590 states. [2020-10-27 21:14:18,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 590 to 376. [2020-10-27 21:14:18,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 376 states. [2020-10-27 21:14:18,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 376 states and 513 transitions. [2020-10-27 21:14:18,742 INFO L78 Accepts]: Start accepts. Automaton has 376 states and 513 transitions. Word has length 159 [2020-10-27 21:14:18,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:14:18,742 INFO L481 AbstractCegarLoop]: Abstraction has 376 states and 513 transitions. [2020-10-27 21:14:18,742 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-27 21:14:18,742 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 513 transitions. [2020-10-27 21:14:18,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2020-10-27 21:14:18,745 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:14:18,746 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:14:18,746 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 21:14:18,746 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 21:14:18,747 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:14:18,747 INFO L82 PathProgramCache]: Analyzing trace with hash 1435335503, now seen corresponding path program 1 times [2020-10-27 21:14:18,747 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:14:18,747 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1675729084] [2020-10-27 21:14:18,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:14:18,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:18,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:18,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:19,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:19,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:22,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:23,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:23,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 241 [2020-10-27 21:14:23,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 21:14:23,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-27 21:14:23,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:23,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:14:23,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 89 [2020-10-27 21:14:23,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 21:14:23,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:25,783 WARN L193 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 535 [2020-10-27 21:14:25,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:14:25,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:25,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:25,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:25,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:14:25,832 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:25,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-27 21:14:25,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:25,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:25,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:14:25,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:25,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:25,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:14:25,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:25,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:25,853 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:25,854 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:14:25,854 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:25,854 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:14:25,854 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:25,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:25,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:14:25,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:25,855 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:25,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:14:25,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:25,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:25,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:25,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:14:25,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:25,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:14:25,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:25,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:25,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:14:25,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:25,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:25,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:14:25,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:25,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:25,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:25,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:14:25,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:25,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:14:25,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:25,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:25,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:14:25,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:25,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:25,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:14:25,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:25,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:25,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:25,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 53 [2020-10-27 21:14:25,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:25,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 21:14:25,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:25,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:25,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:14:25,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:25,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:25,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:14:25,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:25,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:25,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:25,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:14:25,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:25,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:14:25,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:25,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:25,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:14:25,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:25,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:25,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:14:25,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:25,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:25,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:25,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:14:25,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:25,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:14:25,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:25,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:25,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:14:25,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:25,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:25,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 21:14:25,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:25,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:25,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:25,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:14:25,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:25,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:14:25,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:25,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:25,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:14:25,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:25,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:25,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:14:25,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:25,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:25,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:25,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:14:25,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:25,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:14:25,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:25,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:25,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:14:25,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:25,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:25,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 21:14:25,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:25,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:25,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:25,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 21:14:25,976 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:25,976 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:14:25,976 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:25,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:25,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:14:25,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:25,977 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:25,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:14:25,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:25,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:25,982 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:25,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:14:25,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:25,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:14:25,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:25,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:25,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:14:25,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:25,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:26,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-27 21:14:26,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:26,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:26,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:26,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:14:26,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:26,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:14:26,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:26,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:26,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:14:26,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:26,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:26,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:14:26,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:26,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:26,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:26,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:14:26,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:26,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:14:26,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:26,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:26,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:14:26,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:26,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:26,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:14:26,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:26,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:26,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:26,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:14:26,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:26,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:14:26,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:26,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:26,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:14:26,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:26,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:26,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-27 21:14:26,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:26,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:26,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:26,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:14:26,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:26,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:14:26,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:26,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:26,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:14:26,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:26,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:26,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 21:14:26,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:26,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:26,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:26,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:14:26,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:26,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 69 [2020-10-27 21:14:26,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:26,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:26,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:14:26,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:26,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:26,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-27 21:14:26,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:26,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:26,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:26,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:14:26,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:26,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:14:26,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:26,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:26,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:14:26,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:26,177 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:26,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-27 21:14:26,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:26,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:26,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:26,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:14:26,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:26,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:14:26,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:26,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:26,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:14:26,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:26,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:26,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 21:14:26,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:26,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:26,238 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:26,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 21:14:26,238 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:26,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:14:26,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:26,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:26,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 21:14:26,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:26,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:26,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:14:26,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:26,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:26,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:26,245 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 21:14:26,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:26,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:14:26,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:26,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:26,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:14:26,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:26,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:26,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:14:26,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:26,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:26,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:26,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:14:26,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:26,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:14:26,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:26,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:26,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:14:26,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:26,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:26,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:14:26,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:26,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:26,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:26,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:14:26,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:26,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:14:26,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:26,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:26,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:14:26,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:26,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:26,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-10-27 21:14:26,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:26,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:26,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:26,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:14:26,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:26,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:14:26,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:26,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:26,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:14:26,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:26,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:26,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-27 21:14:26,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:26,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:26,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:26,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:14:26,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:26,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:14:26,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:26,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:26,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:14:26,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:26,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:26,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-27 21:14:26,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:26,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:26,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:26,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:14:26,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:26,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:14:26,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:26,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:26,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 21:14:26,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:26,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:26,338 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-10-27 21:14:26,339 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1675729084] [2020-10-27 21:14:26,339 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:14:26,339 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-27 21:14:26,339 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1073687710] [2020-10-27 21:14:26,340 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 21:14:26,340 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:14:26,341 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 21:14:26,341 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2020-10-27 21:14:26,341 INFO L87 Difference]: Start difference. First operand 376 states and 513 transitions. Second operand 10 states. [2020-10-27 21:14:30,023 WARN L193 SmtUtils]: Spent 2.12 s on a formula simplification that was a NOOP. DAG size: 538 [2020-10-27 21:14:42,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:14:42,842 INFO L93 Difference]: Finished difference Result 938 states and 1397 transitions. [2020-10-27 21:14:42,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-27 21:14:42,843 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 165 [2020-10-27 21:14:42,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:14:42,849 INFO L225 Difference]: With dead ends: 938 [2020-10-27 21:14:42,849 INFO L226 Difference]: Without dead ends: 651 [2020-10-27 21:14:42,851 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=122, Invalid=220, Unknown=0, NotChecked=0, Total=342 [2020-10-27 21:14:42,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 651 states. [2020-10-27 21:14:43,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 651 to 408. [2020-10-27 21:14:43,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 408 states. [2020-10-27 21:14:43,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 408 states and 569 transitions. [2020-10-27 21:14:43,032 INFO L78 Accepts]: Start accepts. Automaton has 408 states and 569 transitions. Word has length 165 [2020-10-27 21:14:43,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:14:43,032 INFO L481 AbstractCegarLoop]: Abstraction has 408 states and 569 transitions. [2020-10-27 21:14:43,032 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 21:14:43,033 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 569 transitions. [2020-10-27 21:14:43,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2020-10-27 21:14:43,036 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:14:43,036 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:14:43,037 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 21:14:43,037 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 21:14:43,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:14:43,037 INFO L82 PathProgramCache]: Analyzing trace with hash 909702077, now seen corresponding path program 1 times [2020-10-27 21:14:43,038 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:14:43,038 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1677938711] [2020-10-27 21:14:43,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:14:43,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:43,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:43,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:43,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:44,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:45,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:48,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:48,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 243 [2020-10-27 21:14:48,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 21:14:48,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-27 21:14:48,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:48,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 21:14:48,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-27 21:14:48,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 21:14:48,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:50,028 WARN L193 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 535 [2020-10-27 21:14:50,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:14:50,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:50,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:50,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:50,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:14:50,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:50,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-27 21:14:50,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:50,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:50,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:14:50,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:50,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:50,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:14:50,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:50,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:50,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:50,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:14:50,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:50,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:14:50,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:50,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:50,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:14:50,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:50,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:50,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:14:50,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:50,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:50,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:50,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:14:50,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:50,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:14:50,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:50,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:50,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:14:50,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:50,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:50,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:14:50,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:50,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:50,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:50,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:14:50,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:50,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:14:50,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:50,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:50,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:14:50,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:50,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:50,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:14:50,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:50,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:50,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:50,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 53 [2020-10-27 21:14:50,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:50,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 21:14:50,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:50,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:50,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:14:50,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:50,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:50,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:14:50,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:50,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:50,174 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:50,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:14:50,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:50,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:14:50,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:50,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:50,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:14:50,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:50,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:50,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:14:50,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:50,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:50,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:50,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:14:50,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:50,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:14:50,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:50,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:50,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:14:50,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:50,180 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:50,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 21:14:50,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:50,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:50,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:50,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:14:50,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:50,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:14:50,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:50,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:50,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:14:50,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:50,186 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:50,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:14:50,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:50,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:50,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:50,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:14:50,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:50,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:14:50,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:50,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:50,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:14:50,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:50,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:50,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 21:14:50,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:50,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:50,196 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:50,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 21:14:50,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:50,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:14:50,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:50,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:50,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:14:50,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:50,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:50,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:14:50,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:50,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:50,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:50,202 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:14:50,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:50,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:14:50,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:50,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:50,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:14:50,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:50,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:50,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-27 21:14:50,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:50,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:50,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:50,241 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:14:50,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:50,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:14:50,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:50,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:50,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:14:50,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:50,242 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:50,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:14:50,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:50,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:50,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:50,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:14:50,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:50,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:14:50,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:50,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:50,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:14:50,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:50,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:50,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:14:50,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:50,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:50,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:50,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:14:50,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:50,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:14:50,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:50,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:50,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:14:50,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:50,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:50,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-27 21:14:50,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:50,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:50,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:50,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:14:50,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:50,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:14:50,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:50,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:50,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:14:50,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:50,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:50,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-27 21:14:50,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:50,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:50,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:50,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:14:50,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:50,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:14:50,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:50,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:50,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:14:50,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:50,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:50,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-27 21:14:50,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:50,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:50,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:50,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:14:50,315 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:50,315 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:14:50,315 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:50,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:50,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:14:50,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:50,316 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:50,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-27 21:14:50,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:50,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:50,321 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:50,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:14:50,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:50,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:14:50,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:50,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:50,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:14:50,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:50,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:50,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-27 21:14:50,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:50,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:50,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:50,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 21:14:50,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:50,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:14:50,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:50,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:50,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 21:14:50,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:50,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:50,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:14:50,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:50,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:50,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:50,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 21:14:50,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:50,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:14:50,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:50,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:50,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:14:50,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:50,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:14:50,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:14:50,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:50,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:50,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:50,388 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:14:50,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:50,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 21:14:50,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:50,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:50,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:14:50,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:50,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:14:50,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:14:50,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:50,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:50,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:50,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:14:50,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:50,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:14:50,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:50,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:50,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:14:50,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:50,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:50,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-27 21:14:50,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:50,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:50,405 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:50,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:14:50,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:50,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:14:50,406 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:50,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:50,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:14:50,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:50,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:50,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-27 21:14:50,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:50,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:50,413 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:50,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:14:50,413 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:50,413 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:14:50,413 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:50,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:50,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:14:50,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:50,414 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:50,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2020-10-27 21:14:50,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:14:50,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:14:50,420 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:14:50,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:14:50,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:14:50,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:14:50,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:14:50,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:14:50,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 21:14:50,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:14:50,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:14:50,483 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-10-27 21:14:50,484 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1677938711] [2020-10-27 21:14:50,484 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 21:14:50,484 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-27 21:14:50,484 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [193493120] [2020-10-27 21:14:50,485 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-27 21:14:50,485 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:14:50,485 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-27 21:14:50,486 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2020-10-27 21:14:50,486 INFO L87 Difference]: Start difference. First operand 408 states and 569 transitions. Second operand 12 states. [2020-10-27 21:14:53,704 WARN L193 SmtUtils]: Spent 1.93 s on a formula simplification that was a NOOP. DAG size: 538 [2020-10-27 21:14:55,644 WARN L193 SmtUtils]: Spent 1.90 s on a formula simplification that was a NOOP. DAG size: 538 [2020-10-27 21:14:57,712 WARN L193 SmtUtils]: Spent 1.90 s on a formula simplification that was a NOOP. DAG size: 538 [2020-10-27 21:15:10,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:15:10,268 INFO L93 Difference]: Finished difference Result 949 states and 1435 transitions. [2020-10-27 21:15:10,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-27 21:15:10,269 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 167 [2020-10-27 21:15:10,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:15:10,276 INFO L225 Difference]: With dead ends: 949 [2020-10-27 21:15:10,277 INFO L226 Difference]: Without dead ends: 753 [2020-10-27 21:15:10,278 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 8.2s TimeCoverageRelationStatistics Valid=191, Invalid=361, Unknown=0, NotChecked=0, Total=552 [2020-10-27 21:15:10,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 753 states. [2020-10-27 21:15:10,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 753 to 469. [2020-10-27 21:15:10,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 469 states. [2020-10-27 21:15:10,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 469 states and 678 transitions. [2020-10-27 21:15:10,538 INFO L78 Accepts]: Start accepts. Automaton has 469 states and 678 transitions. Word has length 167 [2020-10-27 21:15:10,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:15:10,539 INFO L481 AbstractCegarLoop]: Abstraction has 469 states and 678 transitions. [2020-10-27 21:15:10,539 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-27 21:15:10,539 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 678 transitions. [2020-10-27 21:15:10,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2020-10-27 21:15:10,542 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:15:10,542 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:15:10,543 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 21:15:10,543 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 21:15:10,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:15:10,543 INFO L82 PathProgramCache]: Analyzing trace with hash 1143036756, now seen corresponding path program 1 times [2020-10-27 21:15:10,544 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:15:10,544 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [64044648] [2020-10-27 21:15:10,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:15:10,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:10,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:10,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:10,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:10,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:12,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:12,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:13,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:13,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:13,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:13,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:13,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:13,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:13,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:13,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:15,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:15,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 243 [2020-10-27 21:15:15,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-27 21:15:15,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5016 [2020-10-27 21:15:15,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:15,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:15:15,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-27 21:15:15,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 21:15:15,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:17,522 WARN L193 SmtUtils]: Spent 1.84 s on a formula simplification that was a NOOP. DAG size: 535 [2020-10-27 21:15:17,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:15:17,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:17,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:17,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:17,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:15:17,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:17,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-27 21:15:17,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:17,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:17,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:15:17,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:17,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:17,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:15:17,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:17,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:17,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:17,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:15:17,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:17,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:15:17,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:17,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:17,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:15:17,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:17,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:17,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:15:17,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:17,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:17,580 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:17,580 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:15:17,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:17,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:15:17,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:17,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:17,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:15:17,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:17,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:17,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:15:17,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:17,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:17,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:17,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:15:17,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:17,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:15:17,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:17,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:17,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:15:17,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:17,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:17,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:15:17,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:17,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:17,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:17,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 53 [2020-10-27 21:15:17,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:17,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:15:17,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:17,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:17,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:15:17,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:17,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:17,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:15:17,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:17,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:17,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:17,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:15:17,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:17,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:15:17,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:17,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:17,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:15:17,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:17,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:17,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:15:17,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:17,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:17,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:17,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:15:17,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:17,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:15:17,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:17,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:17,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:15:17,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:17,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:17,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 21:15:17,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:17,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:17,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:17,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:15:17,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:17,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:15:17,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:17,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:17,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:15:17,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:17,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:17,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:15:17,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:17,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:17,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:17,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:15:17,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:17,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:15:17,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:17,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:17,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:15:17,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:17,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:17,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 21:15:17,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:17,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:17,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:17,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 21:15:17,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:17,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:15:17,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:17,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:17,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:15:17,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:17,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:17,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:15:17,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:17,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:17,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:17,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:15:17,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:17,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:15:17,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:17,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:17,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:15:17,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:17,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:17,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-27 21:15:17,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:17,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:17,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:17,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:15:17,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:17,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:15:17,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:17,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:17,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:15:17,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:17,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:17,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:15:17,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:17,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:17,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:17,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:15:17,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:17,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:15:17,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:17,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:17,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:15:17,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:17,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:17,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:15:17,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:17,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:17,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:17,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:15:17,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:17,763 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:15:17,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:17,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:17,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:15:17,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:17,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:17,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-27 21:15:17,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:17,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:17,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:17,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:15:17,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:17,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:15:17,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:17,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:17,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:15:17,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:17,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:17,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-27 21:15:17,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:17,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:17,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:17,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:15:17,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:17,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:15:17,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:17,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:17,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:15:17,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:17,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:17,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-27 21:15:17,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:17,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:17,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:17,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:15:17,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:17,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:15:17,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:17,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:17,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:15:17,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:17,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:17,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-27 21:15:17,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:17,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:17,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:17,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:15:17,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:17,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:15:17,779 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:17,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:17,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:15:17,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:17,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:17,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-27 21:15:17,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:17,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:17,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:17,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 21:15:17,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:17,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:15:17,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:17,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:17,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 21:15:17,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:17,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:17,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:15:17,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:17,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:17,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:17,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 21:15:17,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:17,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:15:17,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:17,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:17,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:15:17,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:17,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:17,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:15:17,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:17,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:17,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:17,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:15:17,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:17,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:15:17,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:17,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:17,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:15:17,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:17,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:17,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:15:17,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:17,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:17,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:17,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:15:17,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:17,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:15:17,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:17,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:17,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:15:17,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:17,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:17,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-27 21:15:17,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:17,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:17,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:17,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:15:17,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:17,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:15:17,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:17,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:17,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:15:17,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:17,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:17,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-27 21:15:17,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:17,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:17,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:17,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:15:17,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:17,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:15:17,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:17,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:17,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:15:17,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:17,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:17,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2020-10-27 21:15:17,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:17,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:17,843 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:17,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:15:17,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:17,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:15:17,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:17,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:17,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 21:15:17,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:17,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:17,885 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-10-27 21:15:17,885 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [64044648] [2020-10-27 21:15:17,885 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:15:17,885 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-27 21:15:17,886 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1423847434] [2020-10-27 21:15:17,886 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 21:15:17,886 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:15:17,887 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 21:15:17,887 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2020-10-27 21:15:17,887 INFO L87 Difference]: Start difference. First operand 469 states and 678 transitions. Second operand 10 states. [2020-10-27 21:15:21,389 WARN L193 SmtUtils]: Spent 1.93 s on a formula simplification that was a NOOP. DAG size: 538 [2020-10-27 21:15:32,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:15:32,236 INFO L93 Difference]: Finished difference Result 1126 states and 1737 transitions. [2020-10-27 21:15:32,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-27 21:15:32,237 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 167 [2020-10-27 21:15:32,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:15:32,244 INFO L225 Difference]: With dead ends: 1126 [2020-10-27 21:15:32,244 INFO L226 Difference]: Without dead ends: 748 [2020-10-27 21:15:32,247 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=122, Invalid=220, Unknown=0, NotChecked=0, Total=342 [2020-10-27 21:15:32,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 748 states. [2020-10-27 21:15:32,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 748 to 469. [2020-10-27 21:15:32,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 469 states. [2020-10-27 21:15:32,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 469 states and 675 transitions. [2020-10-27 21:15:32,530 INFO L78 Accepts]: Start accepts. Automaton has 469 states and 675 transitions. Word has length 167 [2020-10-27 21:15:32,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:15:32,530 INFO L481 AbstractCegarLoop]: Abstraction has 469 states and 675 transitions. [2020-10-27 21:15:32,530 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 21:15:32,530 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 675 transitions. [2020-10-27 21:15:32,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2020-10-27 21:15:32,538 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:15:32,538 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:15:32,538 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-27 21:15:32,539 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 21:15:32,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:15:32,539 INFO L82 PathProgramCache]: Analyzing trace with hash -1737879530, now seen corresponding path program 1 times [2020-10-27 21:15:32,539 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:15:32,540 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2092167906] [2020-10-27 21:15:32,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:15:32,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:32,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:32,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:32,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:33,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:36,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:36,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:36,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:36,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:36,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:36,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:36,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:36,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:36,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:36,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:37,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:37,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:37,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 244 [2020-10-27 21:15:37,645 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 15 [2020-10-27 21:15:37,645 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5050 [2020-10-27 21:15:37,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:37,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:15:37,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-27 21:15:37,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 21:15:37,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:39,580 WARN L193 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 535 [2020-10-27 21:15:39,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:15:39,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:39,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:39,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:39,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:15:39,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:39,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-27 21:15:39,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:39,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:39,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:15:39,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:39,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:39,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:15:39,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:39,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:39,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:39,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:15:39,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:39,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:15:39,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:39,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:39,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:15:39,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:39,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:39,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:15:39,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:39,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:39,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:39,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:15:39,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:39,645 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:15:39,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:39,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:39,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:15:39,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:39,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:39,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:15:39,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:39,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:39,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:39,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:15:39,648 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:39,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:15:39,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:39,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:39,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:15:39,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:39,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:39,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:15:39,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:39,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:39,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:39,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 53 [2020-10-27 21:15:39,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:39,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 21:15:39,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:39,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:39,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:15:39,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:39,688 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:39,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:15:39,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:39,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:39,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:39,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:15:39,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:39,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:15:39,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:39,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:39,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:15:39,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:39,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:39,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:15:39,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:39,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:39,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:39,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:15:39,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:39,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:15:39,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:39,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:39,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:15:39,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:39,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:39,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 21:15:39,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:39,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:39,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:39,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:15:39,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:39,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:15:39,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:39,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:39,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:15:39,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:39,724 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:39,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:15:39,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:39,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:39,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:39,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:15:39,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:39,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:15:39,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:39,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:39,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:15:39,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:39,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:39,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 21:15:39,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:39,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:39,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:39,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 21:15:39,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:39,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:15:39,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:39,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:39,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:15:39,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:39,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:39,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:15:39,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:39,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:39,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:39,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:15:39,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:39,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:15:39,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:39,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:39,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:15:39,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:39,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:39,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-27 21:15:39,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:39,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:39,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:39,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:15:39,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:39,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 21:15:39,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:39,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:39,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:15:39,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:39,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:39,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:15:39,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:39,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:39,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:39,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:15:39,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:39,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:15:39,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:39,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:39,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:15:39,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:39,805 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:39,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:15:39,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:39,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:39,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:39,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:15:39,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:39,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:15:39,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:39,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:39,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:15:39,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:39,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:39,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-27 21:15:39,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:39,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:39,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:39,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:15:39,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:39,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:15:39,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:39,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:39,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:15:39,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:39,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:39,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-27 21:15:39,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:39,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:39,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:39,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:15:39,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:39,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:15:39,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:39,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:39,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:15:39,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:39,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:39,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-27 21:15:39,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:39,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:39,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:39,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:15:39,839 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:39,839 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:15:39,839 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:39,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:39,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:15:39,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:39,839 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:39,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-27 21:15:39,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:39,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:39,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:39,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:15:39,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:39,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:15:39,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:39,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:39,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:15:39,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:39,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:39,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-27 21:15:39,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:39,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:39,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:39,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 21:15:39,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:39,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:15:39,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:39,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:39,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 21:15:39,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:39,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:39,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:15:39,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:39,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:39,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:39,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 21:15:39,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:39,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:15:39,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:39,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:39,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:15:39,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:39,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:39,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:15:39,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:39,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:39,886 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:39,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:15:39,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:39,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:15:39,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:39,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:39,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:15:39,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:39,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:39,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:15:39,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:39,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:39,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:39,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:15:39,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:39,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:15:39,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:39,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:39,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:15:39,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:39,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:39,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-27 21:15:39,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:39,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:39,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:39,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:15:39,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:39,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:15:39,893 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:39,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:39,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:15:39,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:39,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:39,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2020-10-27 21:15:39,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:39,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:39,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:39,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:15:39,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:39,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:15:39,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:39,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:39,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:15:39,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:39,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:39,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2020-10-27 21:15:39,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:39,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:39,900 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:39,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:15:39,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:15:39,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:15:39,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:39,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:15:39,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 21:15:39,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:15:39,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:15:39,940 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-10-27 21:15:39,941 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2092167906] [2020-10-27 21:15:39,941 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:15:39,941 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-27 21:15:39,941 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1609200880] [2020-10-27 21:15:39,942 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 21:15:39,942 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:15:39,942 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 21:15:39,942 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2020-10-27 21:15:39,943 INFO L87 Difference]: Start difference. First operand 469 states and 675 transitions. Second operand 10 states. [2020-10-27 21:15:42,937 WARN L193 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 538 [2020-10-27 21:15:52,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:15:52,797 INFO L93 Difference]: Finished difference Result 1298 states and 2047 transitions. [2020-10-27 21:15:52,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-27 21:15:52,798 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 168 [2020-10-27 21:15:52,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:15:52,806 INFO L225 Difference]: With dead ends: 1298 [2020-10-27 21:15:52,806 INFO L226 Difference]: Without dead ends: 922 [2020-10-27 21:15:52,808 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=122, Invalid=220, Unknown=0, NotChecked=0, Total=342 [2020-10-27 21:15:52,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 922 states. [2020-10-27 21:15:53,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 922 to 556. [2020-10-27 21:15:53,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 556 states. [2020-10-27 21:15:53,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 556 states and 824 transitions. [2020-10-27 21:15:53,280 INFO L78 Accepts]: Start accepts. Automaton has 556 states and 824 transitions. Word has length 168 [2020-10-27 21:15:53,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:15:53,281 INFO L481 AbstractCegarLoop]: Abstraction has 556 states and 824 transitions. [2020-10-27 21:15:53,281 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 21:15:53,281 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 824 transitions. [2020-10-27 21:15:53,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2020-10-27 21:15:53,283 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:15:53,283 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:15:53,284 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-27 21:15:53,284 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 21:15:53,284 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:15:53,284 INFO L82 PathProgramCache]: Analyzing trace with hash 711871608, now seen corresponding path program 1 times [2020-10-27 21:15:53,285 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:15:53,285 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1976560413] [2020-10-27 21:15:53,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:15:53,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:15:53,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:53,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:53,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:53,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:53,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:53,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:53,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:53,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:53,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:54,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:54,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:56,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:15:58,333 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:15:58,333 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 245 [2020-10-27 21:15:58,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-27 21:15:58,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-27 21:15:58,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:15:58,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:15:58,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-27 21:15:58,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 21:15:58,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:00,390 WARN L193 SmtUtils]: Spent 2.00 s on a formula simplification that was a NOOP. DAG size: 535 [2020-10-27 21:16:00,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:16:00,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:00,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:00,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:00,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:16:00,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:00,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-27 21:16:00,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:00,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:00,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:16:00,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:00,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:00,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:16:00,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:00,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:00,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:00,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:16:00,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:00,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:16:00,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:00,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:00,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:16:00,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:00,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:00,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:16:00,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:00,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:00,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:00,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:16:00,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:00,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:16:00,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:00,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:00,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:16:00,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:00,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:00,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:16:00,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:00,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:00,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:00,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:16:00,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:00,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:16:00,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:00,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:00,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:16:00,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:00,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:00,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:16:00,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:00,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:00,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:00,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 53 [2020-10-27 21:16:00,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:00,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 21:16:00,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:00,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:00,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:16:00,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:00,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:00,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:16:00,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:00,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:00,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:00,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:16:00,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:00,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:16:00,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:00,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:00,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:16:00,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:00,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:00,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:16:00,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:00,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:00,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:00,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:16:00,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:00,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:16:00,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:00,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:00,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:16:00,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:00,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:00,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 21:16:00,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:00,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:00,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:00,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:16:00,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:00,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:16:00,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:00,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:00,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:16:00,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:00,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:00,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:16:00,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:00,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:00,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:00,528 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:16:00,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:00,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:16:00,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:00,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:00,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:16:00,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:00,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:00,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 21:16:00,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:00,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:00,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:00,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 21:16:00,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:00,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:16:00,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:00,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:00,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:16:00,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:00,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:00,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:16:00,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:00,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:00,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:00,538 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:16:00,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:00,539 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:16:00,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:00,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:00,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:16:00,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:00,539 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:00,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-27 21:16:00,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:00,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:00,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:00,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:16:00,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:00,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:16:00,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:00,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:00,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:16:00,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:00,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:00,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:16:00,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:00,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:00,602 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:00,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:16:00,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:00,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:16:00,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:00,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:00,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:16:00,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:00,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:00,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:16:00,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:00,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:00,632 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:00,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:16:00,633 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:00,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:16:00,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:00,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:00,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:16:00,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:00,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:00,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-27 21:16:00,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:00,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:00,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:00,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:16:00,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:00,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:16:00,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:00,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:00,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:16:00,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:00,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:00,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-27 21:16:00,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:00,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:00,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:00,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:16:00,642 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:00,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:16:00,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:00,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:00,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:16:00,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:00,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:00,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-27 21:16:00,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:00,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:00,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:00,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:16:00,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:00,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:16:00,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:00,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:00,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:16:00,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:00,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:00,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-27 21:16:00,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:00,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:00,650 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:00,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:16:00,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:00,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:16:00,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:00,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:00,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:16:00,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:00,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:00,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-27 21:16:00,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:00,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:00,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:00,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 21:16:00,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:00,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:16:00,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:00,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:00,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 21:16:00,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:00,688 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:00,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:16:00,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:00,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:00,691 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:00,692 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 21:16:00,692 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:00,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:16:00,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:00,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:00,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:16:00,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:00,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:00,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:16:00,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:00,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:00,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:00,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:16:00,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:00,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:16:00,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:00,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:00,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:16:00,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:00,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:00,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:16:00,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:00,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:00,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:00,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:16:00,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:00,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:16:00,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:00,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:00,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:16:00,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:00,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:00,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-10-27 21:16:00,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:00,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:00,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:00,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:16:00,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:00,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:16:00,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:00,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:00,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:16:00,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:00,701 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:00,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-27 21:16:00,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:00,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:00,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:00,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:16:00,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:00,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:16:00,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:00,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:00,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:16:00,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:00,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:00,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2020-10-27 21:16:00,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:16:00,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:16:00,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:16:00,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:16:00,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:16:00,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:16:00,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:16:00,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:16:00,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 21:16:00,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:16:00,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:16:00,744 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-10-27 21:16:00,744 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1976560413] [2020-10-27 21:16:00,744 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:16:00,744 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-27 21:16:00,744 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1186841627] [2020-10-27 21:16:00,745 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 21:16:00,745 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:16:00,746 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 21:16:00,746 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2020-10-27 21:16:00,746 INFO L87 Difference]: Start difference. First operand 556 states and 824 transitions. Second operand 10 states. [2020-10-27 21:16:03,726 WARN L193 SmtUtils]: Spent 1.94 s on a formula simplification that was a NOOP. DAG size: 538