/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=DEEPEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/email_spec7_product13.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 21:42:39,700 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 21:42:39,705 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 21:42:39,767 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 21:42:39,768 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 21:42:39,776 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 21:42:39,778 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 21:42:39,783 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 21:42:39,787 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 21:42:39,793 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 21:42:39,795 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 21:42:39,797 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 21:42:39,797 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 21:42:39,801 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 21:42:39,804 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 21:42:39,806 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 21:42:39,807 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 21:42:39,811 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 21:42:39,818 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 21:42:39,841 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 21:42:39,843 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 21:42:39,845 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 21:42:39,847 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 21:42:39,850 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 21:42:39,860 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 21:42:39,860 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 21:42:39,861 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 21:42:39,864 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 21:42:39,864 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 21:42:39,866 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 21:42:39,866 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 21:42:39,867 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 21:42:39,870 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 21:42:39,870 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 21:42:39,872 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 21:42:39,872 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 21:42:39,873 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 21:42:39,873 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 21:42:39,873 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 21:42:39,874 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 21:42:39,875 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 21:42:39,882 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 21:42:39,927 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 21:42:39,927 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 21:42:39,929 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 21:42:39,929 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 21:42:39,929 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 21:42:39,929 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 21:42:39,930 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 21:42:39,930 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 21:42:39,930 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 21:42:39,930 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 21:42:39,930 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 21:42:39,931 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 21:42:39,931 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 21:42:39,931 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 21:42:39,931 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 21:42:39,931 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 21:42:39,932 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 21:42:39,932 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 21:42:39,932 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 21:42:39,932 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 21:42:39,932 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 21:42:39,933 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 21:42:39,933 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 21:42:39,933 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 21:42:39,933 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 21:42:39,933 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 21:42:39,934 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 21:42:39,934 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 21:42:39,934 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 21:42:39,934 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 21:42:40,303 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 21:42:40,350 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 21:42:40,353 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 21:42:40,355 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 21:42:40,355 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 21:42:40,356 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec7_product13.cil.c [2020-10-27 21:42:40,441 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/08878a8fa/5edc17476b7548e3aee6cc5f11c810e1/FLAGe81d7cfbf [2020-10-27 21:42:41,259 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 21:42:41,260 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec7_product13.cil.c [2020-10-27 21:42:41,290 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/08878a8fa/5edc17476b7548e3aee6cc5f11c810e1/FLAGe81d7cfbf [2020-10-27 21:42:41,429 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/08878a8fa/5edc17476b7548e3aee6cc5f11c810e1 [2020-10-27 21:42:41,434 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 21:42:41,441 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 21:42:41,445 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 21:42:41,445 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 21:42:41,450 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 21:42:41,451 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 09:42:41" (1/1) ... [2020-10-27 21:42:41,461 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f6accb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:42:41, skipping insertion in model container [2020-10-27 21:42:41,462 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 09:42:41" (1/1) ... [2020-10-27 21:42:41,471 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 21:42:41,570 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 21:42:42,407 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 21:42:42,422 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 21:42:42,575 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 21:42:42,670 INFO L208 MainTranslator]: Completed translation [2020-10-27 21:42:42,671 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:42:42 WrapperNode [2020-10-27 21:42:42,671 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 21:42:42,672 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 21:42:42,672 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 21:42:42,672 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 21:42:42,686 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:42:42" (1/1) ... [2020-10-27 21:42:42,686 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:42:42" (1/1) ... [2020-10-27 21:42:42,716 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:42:42" (1/1) ... [2020-10-27 21:42:42,717 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:42:42" (1/1) ... [2020-10-27 21:42:42,786 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:42:42" (1/1) ... [2020-10-27 21:42:42,830 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:42:42" (1/1) ... [2020-10-27 21:42:42,857 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:42:42" (1/1) ... [2020-10-27 21:42:42,889 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 21:42:42,891 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 21:42:42,891 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 21:42:42,891 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 21:42:42,892 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:42:42" (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 21:42:42,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 21:42:42,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 21:42:42,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 21:42:42,986 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 21:42:42,987 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptVerify_spec__1 [2020-10-27 21:42:42,987 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2020-10-27 21:42:42,988 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-10-27 21:42:42,988 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2020-10-27 21:42:42,988 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-10-27 21:42:42,988 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2020-10-27 21:42:42,989 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-10-27 21:42:42,989 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-10-27 21:42:42,989 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-10-27 21:42:42,990 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 21:42:42,990 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 21:42:42,991 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2020-10-27 21:42:42,991 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2020-10-27 21:42:42,991 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2020-10-27 21:42:42,991 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2020-10-27 21:42:42,991 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2020-10-27 21:42:42,992 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2020-10-27 21:42:42,992 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2020-10-27 21:42:42,992 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2020-10-27 21:42:42,992 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2020-10-27 21:42:42,992 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 21:42:42,992 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 21:42:42,992 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 21:42:42,993 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 21:42:42,993 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 21:42:42,993 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 21:42:42,993 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 21:42:42,993 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 21:42:42,993 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 21:42:42,993 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 21:42:42,994 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 21:42:42,994 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-10-27 21:42:42,994 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-10-27 21:42:42,994 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-10-27 21:42:42,994 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-10-27 21:42:42,994 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-10-27 21:42:42,995 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-10-27 21:42:42,995 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-10-27 21:42:42,995 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-10-27 21:42:42,995 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-10-27 21:42:42,995 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-10-27 21:42:42,995 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-10-27 21:42:42,996 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-10-27 21:42:42,996 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-10-27 21:42:42,996 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-10-27 21:42:42,996 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-10-27 21:42:42,996 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-10-27 21:42:42,996 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-10-27 21:42:42,997 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-10-27 21:42:42,998 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-10-27 21:42:42,998 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-10-27 21:42:42,998 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-10-27 21:42:42,998 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-10-27 21:42:42,998 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2020-10-27 21:42:42,999 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Sign [2020-10-27 21:42:42,999 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-10-27 21:42:42,999 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-10-27 21:42:42,999 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-10-27 21:42:42,999 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-10-27 21:42:42,999 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-10-27 21:42:42,999 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2020-10-27 21:42:43,000 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-10-27 21:42:43,000 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-10-27 21:42:43,000 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2020-10-27 21:42:43,000 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-10-27 21:42:43,000 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-10-27 21:42:43,001 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-10-27 21:42:43,001 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-10-27 21:42:43,002 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-10-27 21:42:43,003 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-10-27 21:42:43,003 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-10-27 21:42:43,003 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2020-10-27 21:42:43,003 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2020-10-27 21:42:43,003 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2020-10-27 21:42:43,003 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2020-10-27 21:42:43,004 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-10-27 21:42:43,004 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-10-27 21:42:43,004 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-10-27 21:42:43,005 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-10-27 21:42:43,005 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-10-27 21:42:43,005 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-10-27 21:42:43,005 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-10-27 21:42:43,005 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-10-27 21:42:43,006 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-10-27 21:42:43,006 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-10-27 21:42:43,006 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-10-27 21:42:43,006 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-10-27 21:42:43,006 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-10-27 21:42:43,006 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-10-27 21:42:43,006 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-10-27 21:42:43,006 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-10-27 21:42:43,007 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-10-27 21:42:43,007 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-10-27 21:42:43,007 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-10-27 21:42:43,007 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-10-27 21:42:43,007 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-10-27 21:42:43,007 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-10-27 21:42:43,007 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-10-27 21:42:43,007 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-10-27 21:42:43,008 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-10-27 21:42:43,008 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-10-27 21:42:43,008 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-10-27 21:42:43,008 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-10-27 21:42:43,008 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-10-27 21:42:43,009 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 21:42:43,009 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 21:42:43,009 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 21:42:43,009 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 21:42:43,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 21:42:43,010 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 21:42:43,010 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 21:42:43,011 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-10-27 21:42:43,011 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptVerify_spec__1 [2020-10-27 21:42:43,011 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 21:42:43,012 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-27 21:42:43,012 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-10-27 21:42:43,012 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-10-27 21:42:43,012 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-10-27 21:42:43,013 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-10-27 21:42:43,013 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-10-27 21:42:43,013 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-10-27 21:42:43,013 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-10-27 21:42:43,013 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 21:42:43,013 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 21:42:43,014 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 21:42:43,014 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-10-27 21:42:43,015 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-10-27 21:42:43,015 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-10-27 21:42:43,018 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-10-27 21:42:43,018 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-10-27 21:42:43,018 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2020-10-27 21:42:43,019 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-10-27 21:42:43,019 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-10-27 21:42:43,020 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-10-27 21:42:43,020 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-10-27 21:42:43,021 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-10-27 21:42:43,022 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 21:42:43,022 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 21:42:43,022 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 21:42:43,028 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2020-10-27 21:42:43,028 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2020-10-27 21:42:43,028 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2020-10-27 21:42:43,028 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2020-10-27 21:42:43,028 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2020-10-27 21:42:43,029 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2020-10-27 21:42:43,029 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2020-10-27 21:42:43,029 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2020-10-27 21:42:43,029 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2020-10-27 21:42:43,029 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2020-10-27 21:42:43,029 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2020-10-27 21:42:43,029 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2020-10-27 21:42:43,029 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 21:42:43,029 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 21:42:43,029 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 21:42:43,030 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 21:42:43,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 21:42:43,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 21:42:43,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 21:42:43,031 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 21:42:43,031 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 21:42:43,031 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 21:42:43,031 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 21:42:43,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 21:42:43,031 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 21:42:43,031 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 21:42:43,031 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 21:42:43,032 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 21:42:43,032 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-10-27 21:42:43,032 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-10-27 21:42:43,032 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-10-27 21:42:43,032 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-10-27 21:42:43,032 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-10-27 21:42:43,032 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-10-27 21:42:43,032 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-10-27 21:42:43,033 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-10-27 21:42:43,033 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-10-27 21:42:43,033 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-10-27 21:42:43,033 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-10-27 21:42:43,033 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-10-27 21:42:43,033 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-10-27 21:42:43,033 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-10-27 21:42:43,033 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-10-27 21:42:43,034 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-10-27 21:42:43,034 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-10-27 21:42:43,034 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-10-27 21:42:43,034 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-10-27 21:42:43,034 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-10-27 21:42:43,034 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-10-27 21:42:43,034 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-10-27 21:42:43,035 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-10-27 21:42:43,035 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-10-27 21:42:43,035 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-10-27 21:42:43,035 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2020-10-27 21:42:43,035 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Sign [2020-10-27 21:42:43,035 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-10-27 21:42:43,035 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-10-27 21:42:43,035 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-10-27 21:42:43,036 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-10-27 21:42:43,036 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-10-27 21:42:43,036 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-10-27 21:42:43,036 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-10-27 21:42:43,036 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-10-27 21:42:43,036 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-10-27 21:42:43,036 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2020-10-27 21:42:43,036 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2020-10-27 21:42:43,037 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2020-10-27 21:42:43,037 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2020-10-27 21:42:43,037 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2020-10-27 21:42:43,037 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-10-27 21:42:43,037 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-10-27 21:42:43,037 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-10-27 21:42:43,037 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-10-27 21:42:43,037 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-10-27 21:42:43,038 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-10-27 21:42:43,038 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-10-27 21:42:43,038 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-10-27 21:42:43,038 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-10-27 21:42:43,038 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-10-27 21:42:43,038 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-10-27 21:42:43,038 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-10-27 21:42:43,039 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-10-27 21:42:43,039 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-10-27 21:42:43,039 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-10-27 21:42:43,039 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-10-27 21:42:43,039 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-10-27 21:42:43,039 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-10-27 21:42:43,040 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 21:42:43,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 21:42:43,040 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 21:42:45,207 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 21:42:45,208 INFO L298 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-27 21:42:45,211 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 09:42:45 BoogieIcfgContainer [2020-10-27 21:42:45,211 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 21:42:45,213 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 21:42:45,213 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 21:42:45,216 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 21:42:45,217 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 09:42:41" (1/3) ... [2020-10-27 21:42:45,218 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e993a53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 09:42:45, skipping insertion in model container [2020-10-27 21:42:45,218 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:42:42" (2/3) ... [2020-10-27 21:42:45,218 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e993a53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 09:42:45, skipping insertion in model container [2020-10-27 21:42:45,218 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 09:42:45" (3/3) ... [2020-10-27 21:42:45,220 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec7_product13.cil.c [2020-10-27 21:42:45,231 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 21:42:45,238 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 21:42:45,250 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 21:42:45,280 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 21:42:45,281 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 21:42:45,281 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 21:42:45,281 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 21:42:45,281 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 21:42:45,281 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 21:42:45,281 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 21:42:45,281 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 21:42:45,317 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states. [2020-10-27 21:42:45,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2020-10-27 21:42:45,352 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:42:45,353 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:42:45,354 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 21:42:45,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:42:45,369 INFO L82 PathProgramCache]: Analyzing trace with hash -215105093, now seen corresponding path program 1 times [2020-10-27 21:42:45,378 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:42:45,379 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2117047810] [2020-10-27 21:42:45,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:42:45,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:42:45,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:42:46,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:42:46,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:42:46,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:42:46,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:42:49,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:42:50,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:42:50,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 229 [2020-10-27 21:42:50,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 21:42:50,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-27 21:42:50,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:42:50,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:42:50,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 121 [2020-10-27 21:42:50,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:42:50,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-27 21:42:53,014 WARN L193 SmtUtils]: Spent 1.98 s on a formula simplification that was a NOOP. DAG size: 547 [2020-10-27 21:42:53,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:42:53,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:42:53,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:42:53,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:42:53,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:42:53,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:42:53,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 58 [2020-10-27 21:42:53,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:42:53,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:42:53,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:42:53,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:42:53,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:42:53,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:42:53,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:42:53,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:42:53,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:42:53,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:42:53,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:42:53,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:42:53,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:42:53,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:42:53,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:42:53,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:42:53,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:42:53,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:42:53,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:42:53,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:42:53,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:42:53,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:42:53,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:42:53,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:42:53,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:42:53,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:42:53,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:42:53,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:42:53,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:42:53,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:42:53,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:42:53,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:42:53,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:42:53,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:42:53,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:42:53,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:42:53,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:42:53,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:42:53,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:42:53,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:42:53,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:42:53,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:42:53,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:42:53,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:42:53,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:42:53,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:42:53,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:42:55,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:42:58,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:42:58,214 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-27 21:42:58,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 21:42:58,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-27 21:42:58,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:42:58,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:42:58,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 56 [2020-10-27 21:42:58,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-27 21:42:58,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:42:58,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:42:58,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:42:58,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:42:58,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:42:58,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:42:58,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:42:58,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:42:58,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:42:58,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:42:58,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:42:58,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:42:58,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:42:58,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:42:58,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:42:58,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:42:58,319 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:42:58,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:42:58,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:42:58,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 21:42:58,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:42:58,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:42:58,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:42:58,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:42:58,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:42:58,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:42:58,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:42:58,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:42:58,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:42:58,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:42:58,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:42:58,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:42:58,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:42:58,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:42:58,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:42:58,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:42:58,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:42:58,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:42:58,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:42:58,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:42:58,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:42:58,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:42:58,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:42:58,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:42:58,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:42:58,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:42:58,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:42:58,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:42:58,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:42:58,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 21:42:58,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:42:58,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:42:58,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:42:58,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:42:58,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:42:58,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 21:42:58,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:42:58,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:42:58,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:42:58,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:42:58,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:42:58,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:42:58,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:42:58,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:42:58,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:42:58,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:42:58,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:42:58,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:42:58,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:42:58,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:42:58,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:42:58,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:42:58,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:42:58,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:42:58,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:42:58,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:42:58,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:42:58,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:42:58,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:42:58,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:42:58,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:42:58,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:42:58,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:42:58,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:42:58,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:42:58,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:42:58,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:42:58,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:42:58,433 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:42:58,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:42:58,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:42:58,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:42:58,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:42:58,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:42:58,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:42:58,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:42:58,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:42:58,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 21:42:58,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:42:58,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:42:58,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:42:58,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:42:58,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:42:58,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:42:58,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 121 [2020-10-27 21:42:58,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:42:58,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:42:58,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:42:58,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 21:42:58,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:42:58,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:42:58,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:42:58,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:42:58,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:42:58,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:42:58,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:42:58,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 21:42:58,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:42:58,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:42:58,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:42:58,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 21:42:58,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:42:58,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:42:58,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:42:58,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:42:58,651 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:42:58,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:42:58,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:42:58,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:42:58,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:42:58,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:42:58,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:42:58,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:42:58,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:42:58,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:42:58,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:42:58,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:42:58,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:42:58,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:42:58,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:42:58,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 21:42:58,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:42:58,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:42:58,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:42:58,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 21:42:58,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:42:58,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 21:42:58,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:42:58,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:42:58,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:42:58,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:42:58,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:42:58,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 21:42:58,779 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:42:58,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:42:58,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:42:58,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:42:58,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:42:58,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:42:58,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:42:58,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:42:58,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:42:58,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:42:58,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:42:58,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:42:58,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:42:58,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:42:58,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:42:58,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:42:58,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:42:58,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:42:58,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:42:58,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:42:58,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:42:58,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:42:58,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:42:58,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:42:58,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:42:58,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:42:58,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:42:58,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:42:58,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:42:58,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-27 21:42:58,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:42:58,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:42:58,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:42:58,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 21:42:58,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:42:58,941 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:42:58,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:42:58,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:42:58,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 21:42:58,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:42:58,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:42:58,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:42:58,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:42:58,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:42:58,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:42:58,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:42:58,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:42:58,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:42:58,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:42:58,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:42:58,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:42:58,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:42:58,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:42:58,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-27 21:42:58,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:42:58,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:42:58,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:42:58,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:42:58,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:42:58,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:42:58,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:42:58,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:42:58,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:42:58,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:42:58,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:42:58,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-27 21:42:58,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:42:58,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:42:58,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:42:58,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:42:58,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:42:58,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:42:58,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:42:58,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:42:58,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:42:58,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:42:58,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:42:58,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-27 21:42:58,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:42:58,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:42:58,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:42:58,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:42:58,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:42:58,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:42:58,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:42:58,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:42:58,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:42:58,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:42:58,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:42:58,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-27 21:42:58,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:42:58,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:42:58,971 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:42:58,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:42:58,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:42:58,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:42:58,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:42:58,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:42:58,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 21:42:58,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:42:58,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:42:59,070 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-27 21:42:59,071 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2117047810] [2020-10-27 21:42:59,074 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:42:59,074 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2020-10-27 21:42:59,075 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [149756037] [2020-10-27 21:42:59,082 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-27 21:42:59,083 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:42:59,097 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-27 21:42:59,098 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=196, Unknown=0, NotChecked=0, Total=240 [2020-10-27 21:42:59,101 INFO L87 Difference]: Start difference. First operand 447 states. Second operand 16 states. [2020-10-27 21:43:02,945 WARN L193 SmtUtils]: Spent 1.89 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-27 21:43:06,089 WARN L193 SmtUtils]: Spent 1.94 s on a formula simplification that was a NOOP. DAG size: 549 [2020-10-27 21:43:08,044 WARN L193 SmtUtils]: Spent 1.90 s on a formula simplification that was a NOOP. DAG size: 552 [2020-10-27 21:43:10,473 WARN L193 SmtUtils]: Spent 1.96 s on a formula simplification that was a NOOP. DAG size: 552 [2020-10-27 21:43:28,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:43:28,252 INFO L93 Difference]: Finished difference Result 1244 states and 1868 transitions. [2020-10-27 21:43:28,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2020-10-27 21:43:28,260 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 151 [2020-10-27 21:43:28,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:43:28,290 INFO L225 Difference]: With dead ends: 1244 [2020-10-27 21:43:28,290 INFO L226 Difference]: Without dead ends: 730 [2020-10-27 21:43:28,304 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1681 ImplicationChecksByTransitivity, 12.5s TimeCoverageRelationStatistics Valid=1042, Invalid=4070, Unknown=0, NotChecked=0, Total=5112 [2020-10-27 21:43:28,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 730 states. [2020-10-27 21:43:28,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 730 to 413. [2020-10-27 21:43:28,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 413 states. [2020-10-27 21:43:28,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 413 states and 549 transitions. [2020-10-27 21:43:28,674 INFO L78 Accepts]: Start accepts. Automaton has 413 states and 549 transitions. Word has length 151 [2020-10-27 21:43:28,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:43:28,675 INFO L481 AbstractCegarLoop]: Abstraction has 413 states and 549 transitions. [2020-10-27 21:43:28,675 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-27 21:43:28,691 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 549 transitions. [2020-10-27 21:43:28,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-10-27 21:43:28,707 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:43:28,708 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:43:28,708 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 21:43:28,709 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 21:43:28,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:43:28,710 INFO L82 PathProgramCache]: Analyzing trace with hash -489627700, now seen corresponding path program 1 times [2020-10-27 21:43:28,710 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:43:28,710 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [442935091] [2020-10-27 21:43:28,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:43:28,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:43:28,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:43:28,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:43:29,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:43:29,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:43:29,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:43:29,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:43:30,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:43:33,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:43:33,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-27 21:43:33,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 21:43:33,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5030 [2020-10-27 21:43:33,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:43:33,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:43:33,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 121 [2020-10-27 21:43:33,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 21:43:33,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:43:35,872 WARN L193 SmtUtils]: Spent 1.94 s on a formula simplification that was a NOOP. DAG size: 547 [2020-10-27 21:43:35,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:43:35,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:43:35,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:43:35,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:43:35,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:43:35,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:43:35,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-27 21:43:35,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:43:35,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:43:35,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:43:35,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:43:35,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:43:35,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:43:35,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:43:35,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:43:35,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:43:35,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:43:35,976 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:43:35,976 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:43:35,976 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:43:35,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:43:35,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:43:35,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:43:35,977 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:43:35,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:43:35,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:43:35,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:43:35,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:43:35,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:43:35,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:43:35,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:43:35,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:43:35,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:43:35,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:43:35,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:43:35,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:43:35,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:43:35,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:43:35,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:43:35,986 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:43:35,986 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:43:35,986 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:43:35,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:43:35,987 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:43:35,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:43:35,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:43:35,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:43:35,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:43:36,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:43:36,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:43:36,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:43:36,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:43:36,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:43:36,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:43:37,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:43:37,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:43:37,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:43:41,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:43:41,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-27 21:43:41,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 21:43:41,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-27 21:43:41,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:43:41,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:43:41,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-27 21:43:41,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-27 21:43:41,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:43:41,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:43:41,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:43:41,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:43:41,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:43:41,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:43:41,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:43:41,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:43:41,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:43:41,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:43:41,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:43:41,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:43:41,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:43:41,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:43:41,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:43:41,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:43:41,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:43:41,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:43:41,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:43:41,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:43:41,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:43:41,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:43:41,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:43:41,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:43:41,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:43:41,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:43:41,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:43:41,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:43:41,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:43:41,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:43:41,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:43:41,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:43:41,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:43:41,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:43:41,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:43:41,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:43:41,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:43:41,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:43:41,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:43:41,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:43:41,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:43:41,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:43:41,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:43:41,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:43:41,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:43:41,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:43:41,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:43:41,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:43:41,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:43:41,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 21:43:41,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:43:41,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:43:41,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:43:41,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:43:41,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:43:41,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:43:41,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:43:41,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:43:41,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:43:41,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:43:41,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:43:41,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:43:41,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:43:41,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:43:41,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:43:41,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:43:41,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:43:41,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:43:41,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:43:41,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:43:41,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:43:41,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:43:41,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 21:43:41,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:43:41,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:43:41,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:43:41,176 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:43:41,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:43:41,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:43:41,177 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:43:41,177 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:43:41,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:43:41,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:43:41,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:43:41,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:43:41,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:43:41,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:43:41,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:43:41,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:43:41,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:43:41,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:43:41,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:43:41,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:43:41,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:43:41,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:43:41,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:43:41,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:43:41,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 21:43:41,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:43:41,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:43:41,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:43:41,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:43:41,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 21:43:41,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:43:41,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-10-27 21:43:41,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:43:41,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:43:41,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 21:43:41,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 21:43:41,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:43:41,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:43:41,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:43:41,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:43:41,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:43:41,273 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:43:41,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:43:41,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 21:43:41,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:43:41,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:43:41,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:43:41,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 21:43:41,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:43:41,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:43:41,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:43:41,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:43:41,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:43:41,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:43:41,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:43:41,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 21:43:41,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:43:41,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:43:41,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:43:41,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 21:43:41,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:43:41,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:43:41,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:43:41,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:43:41,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:43:41,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:43:41,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:43:41,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:43:41,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 21:43:41,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:43:41,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 21:43:41,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:43:41,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 21:43:41,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:43:41,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-27 21:43:41,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:43:41,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:43:41,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:43:41,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:43:41,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:43:41,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 21:43:41,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:43:41,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:43:41,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:43:41,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:43:41,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:43:41,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:43:41,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:43:41,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:43:41,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:43:41,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:43:41,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:43:41,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:43:41,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:43:41,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:43:41,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:43:41,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:43:41,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:43:41,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:43:41,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:43:41,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:43:41,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:43:41,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:43:41,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:43:41,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:43:41,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:43:41,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:43:41,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:43:41,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:43:41,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:43:41,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-27 21:43:41,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:43:41,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:43:41,683 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:43:41,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 21:43:41,684 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:43:41,684 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:43:41,684 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:43:41,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:43:41,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 21:43:41,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:43:41,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:43:41,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:43:41,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:43:41,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:43:41,691 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:43:41,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:43:41,692 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:43:41,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:43:41,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:43:41,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:43:41,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:43:41,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:43:41,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:43:41,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-27 21:43:41,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:43:41,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:43:41,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:43:41,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:43:41,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:43:41,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:43:41,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:43:41,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:43:41,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:43:41,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:43:41,701 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:43:41,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-27 21:43:41,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:43:41,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:43:41,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:43:41,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:43:41,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:43:41,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:43:41,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:43:41,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:43:41,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:43:41,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:43:41,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:43:41,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-27 21:43:41,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:43:41,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:43:41,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:43:41,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:43:41,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:43:41,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:43:41,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:43:41,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:43:41,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:43:41,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:43:41,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:43:41,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-10-27 21:43:41,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:43:41,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:43:41,720 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:43:41,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:43:41,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:43:41,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:43:41,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:43:41,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:43:41,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 21:43:41,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:43:41,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:43:41,814 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-27 21:43:41,815 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [442935091] [2020-10-27 21:43:41,816 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:43:41,816 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2020-10-27 21:43:41,816 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [973219889] [2020-10-27 21:43:41,820 INFO L461 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-10-27 21:43:41,820 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:43:41,821 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-10-27 21:43:41,822 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=292, Unknown=0, NotChecked=0, Total=342 [2020-10-27 21:43:41,822 INFO L87 Difference]: Start difference. First operand 413 states and 549 transitions. Second operand 19 states. [2020-10-27 21:43:46,064 WARN L193 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-27 21:43:48,454 WARN L193 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-27 21:43:51,535 WARN L193 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-27 21:43:54,050 WARN L193 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-27 21:44:09,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:44:09,444 INFO L93 Difference]: Finished difference Result 1087 states and 1551 transitions. [2020-10-27 21:44:09,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-10-27 21:44:09,445 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 153 [2020-10-27 21:44:09,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:44:09,453 INFO L225 Difference]: With dead ends: 1087 [2020-10-27 21:44:09,454 INFO L226 Difference]: Without dead ends: 742 [2020-10-27 21:44:09,460 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 292 ImplicationChecksByTransitivity, 11.0s TimeCoverageRelationStatistics Valid=338, Invalid=1302, Unknown=0, NotChecked=0, Total=1640 [2020-10-27 21:44:09,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 742 states. [2020-10-27 21:44:09,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 742 to 422. [2020-10-27 21:44:09,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 422 states. [2020-10-27 21:44:09,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 422 states and 561 transitions. [2020-10-27 21:44:09,679 INFO L78 Accepts]: Start accepts. Automaton has 422 states and 561 transitions. Word has length 153 [2020-10-27 21:44:09,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:44:09,680 INFO L481 AbstractCegarLoop]: Abstraction has 422 states and 561 transitions. [2020-10-27 21:44:09,680 INFO L482 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-10-27 21:44:09,680 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 561 transitions. [2020-10-27 21:44:09,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-10-27 21:44:09,684 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:44:09,684 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:44:09,685 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 21:44:09,685 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 21:44:09,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:44:09,686 INFO L82 PathProgramCache]: Analyzing trace with hash 466682692, now seen corresponding path program 1 times [2020-10-27 21:44:09,686 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:44:09,686 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [735614251] [2020-10-27 21:44:09,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:44:09,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:44:09,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:09,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:09,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:10,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:10,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:11,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:14,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:14,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:44:14,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 238 [2020-10-27 21:44:14,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 21:44:14,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-27 21:44:14,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:44:14,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:44:14,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 122 [2020-10-27 21:44:14,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 21:44:14,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:44:16,727 WARN L193 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 547 [2020-10-27 21:44:16,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:44:16,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:44:16,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:16,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:44:16,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:44:16,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:44:16,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-27 21:44:16,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:44:16,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:44:16,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:44:16,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:44:16,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:44:16,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:44:16,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:44:16,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:16,805 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:44:16,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:44:16,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:44:16,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:44:16,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:44:16,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:44:16,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:44:16,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:44:16,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:44:16,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:44:16,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:44:16,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:16,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:44:16,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:44:16,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:44:16,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:44:16,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:44:16,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:44:16,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:44:16,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:44:16,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:44:16,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:44:16,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:44:16,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:16,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:44:16,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:44:16,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:44:16,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:44:16,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:44:16,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:44:16,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:44:16,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:44:16,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:44:16,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:44:16,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:44:16,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:16,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:16,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:16,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:18,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:18,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:21,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:44:21,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-27 21:44:21,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 21:44:21,861 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-27 21:44:21,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:44:21,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:44:21,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-27 21:44:21,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 21:44:21,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:44:21,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:44:21,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:44:21,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:21,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:44:21,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:44:21,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:44:21,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:44:21,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:44:21,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:44:21,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:44:21,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:44:21,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:44:21,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:44:21,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:44:21,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:21,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:44:21,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:44:21,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:44:21,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:44:21,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:44:21,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:44:21,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:44:21,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:44:21,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:44:21,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:44:21,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:44:21,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:21,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:44:21,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:44:21,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:44:21,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:44:21,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:44:21,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:44:21,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:44:21,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:44:21,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:44:22,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:44:22,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:44:22,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:22,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:44:22,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:44:22,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:44:22,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:44:22,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:44:22,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:44:22,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:44:22,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:44:22,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:44:22,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 21:44:22,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:44:22,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:22,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:44:22,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:44:22,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:44:22,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:44:22,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:44:22,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:44:22,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:44:22,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:44:22,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:44:22,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:44:22,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:44:22,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:22,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:44:22,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:44:22,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:44:22,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:44:22,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:44:22,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:44:22,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:44:22,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:44:22,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:44:22,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:44:22,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:44:22,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:22,035 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:44:22,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:44:22,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:44:22,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:44:22,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:44:22,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:44:22,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:44:22,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:44:22,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:44:22,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:44:22,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:44:22,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:22,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:44:22,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:44:22,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:44:22,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:44:22,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:44:22,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:44:22,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:44:22,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:44:22,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:44:22,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 21:44:22,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:44:22,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:22,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:44:22,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-27 21:44:22,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:44:22,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-27 21:44:22,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:44:22,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:44:22,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 21:44:22,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 21:44:22,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:44:22,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:44:22,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:44:22,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:22,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:44:22,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:44:22,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:44:22,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 21:44:22,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:44:22,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:44:22,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:44:22,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 21:44:22,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:44:22,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:44:22,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:44:22,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:22,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:44:22,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:44:22,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:44:22,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:44:22,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:44:22,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:44:22,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:44:22,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 21:44:22,180 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:44:22,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:44:22,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:44:22,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:22,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:44:22,245 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:44:22,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:44:22,246 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 21:44:22,246 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:44:22,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 21:44:22,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:44:22,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 21:44:22,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:44:22,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-27 21:44:22,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:44:22,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:22,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:44:22,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:44:22,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:44:22,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:44:22,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:44:22,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:44:22,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:44:22,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:44:22,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:44:22,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:44:22,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:44:22,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:22,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:44:22,396 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:44:22,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:44:22,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:44:22,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:44:22,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:44:22,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:44:22,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:44:22,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 21:44:22,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:44:22,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:44:22,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:22,440 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:44:22,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:44:22,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:44:22,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:44:22,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:44:22,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:44:22,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:44:22,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:44:22,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:44:22,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-27 21:44:22,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:44:22,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:22,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:44:22,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 21:44:22,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:44:22,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:44:22,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:44:22,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:44:22,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 21:44:22,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:44:22,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:44:22,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:44:22,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:44:22,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:22,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:44:22,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:44:22,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:44:22,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:44:22,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:44:22,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:44:22,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:44:22,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:44:22,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:44:22,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-27 21:44:22,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:44:22,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:22,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:44:22,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:44:22,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:44:22,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:44:22,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:44:22,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:44:22,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:44:22,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:44:22,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:44:22,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-27 21:44:22,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:44:22,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:22,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:44:22,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:44:22,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:44:22,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:44:22,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:44:22,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:44:22,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:44:22,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:44:22,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:44:22,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-27 21:44:22,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:44:22,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:22,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:44:22,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:44:22,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:44:22,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:44:22,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:44:22,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:44:22,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:44:22,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:44:22,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:44:22,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-27 21:44:22,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:44:22,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:22,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:44:22,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:44:22,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:44:22,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:44:22,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:44:22,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:44:22,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 21:44:22,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:44:22,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:44:22,585 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 12 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-27 21:44:22,585 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [735614251] [2020-10-27 21:44:22,585 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 21:44:22,586 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-10-27 21:44:22,586 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1631170177] [2020-10-27 21:44:22,587 INFO L461 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-10-27 21:44:22,587 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:44:22,587 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-10-27 21:44:22,588 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=327, Unknown=0, NotChecked=0, Total=380 [2020-10-27 21:44:22,588 INFO L87 Difference]: Start difference. First operand 422 states and 561 transitions. Second operand 20 states. [2020-10-27 21:44:26,571 WARN L193 SmtUtils]: Spent 2.04 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-27 21:44:29,156 WARN L193 SmtUtils]: Spent 2.02 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-27 21:44:31,414 WARN L193 SmtUtils]: Spent 2.06 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-27 21:44:34,701 WARN L193 SmtUtils]: Spent 2.04 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-27 21:44:38,128 WARN L193 SmtUtils]: Spent 2.03 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-27 21:44:40,274 WARN L193 SmtUtils]: Spent 2.05 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-27 21:44:57,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:44:57,082 INFO L93 Difference]: Finished difference Result 1145 states and 1646 transitions. [2020-10-27 21:44:57,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2020-10-27 21:44:57,088 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 160 [2020-10-27 21:44:57,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:44:57,100 INFO L225 Difference]: With dead ends: 1145 [2020-10-27 21:44:57,101 INFO L226 Difference]: Without dead ends: 791 [2020-10-27 21:44:57,103 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 409 ImplicationChecksByTransitivity, 16.0s TimeCoverageRelationStatistics Valid=430, Invalid=1640, Unknown=0, NotChecked=0, Total=2070 [2020-10-27 21:44:57,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 791 states. [2020-10-27 21:44:57,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 791 to 456. [2020-10-27 21:44:57,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 456 states. [2020-10-27 21:44:57,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 456 states and 621 transitions. [2020-10-27 21:44:57,365 INFO L78 Accepts]: Start accepts. Automaton has 456 states and 621 transitions. Word has length 160 [2020-10-27 21:44:57,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:44:57,365 INFO L481 AbstractCegarLoop]: Abstraction has 456 states and 621 transitions. [2020-10-27 21:44:57,365 INFO L482 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-10-27 21:44:57,365 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 621 transitions. [2020-10-27 21:44:57,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2020-10-27 21:44:57,369 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:44:57,369 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 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] [2020-10-27 21:44:57,369 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 21:44:57,370 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 21:44:57,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:44:57,370 INFO L82 PathProgramCache]: Analyzing trace with hash -781424984, now seen corresponding path program 1 times [2020-10-27 21:44:57,370 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:44:57,370 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [355822031] [2020-10-27 21:44:57,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:44:57,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:44:57,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:57,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:57,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:57,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:57,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:44:57,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:02,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:02,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 244 [2020-10-27 21:45:02,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 21:45:02,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-27 21:45:02,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:02,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:45:02,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 128 [2020-10-27 21:45:02,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 21:45:02,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:04,567 WARN L193 SmtUtils]: Spent 2.06 s on a formula simplification that was a NOOP. DAG size: 547 [2020-10-27 21:45:04,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:45:04,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:04,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:04,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:04,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:45:04,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:04,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-27 21:45:04,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:04,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:04,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:45:04,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:04,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:04,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:45:04,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:04,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:04,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:04,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:45:04,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:04,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:45:04,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:04,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:04,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:45:04,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:04,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:04,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:45:04,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:04,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:04,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:04,642 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:45:04,642 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:04,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:45:04,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:04,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:04,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:45:04,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:04,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:04,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:45:04,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:04,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:04,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:04,645 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:45:04,645 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:04,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:45:04,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:04,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:04,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:45:04,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:04,646 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:04,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:45:04,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:04,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:04,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:04,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:04,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:05,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:09,691 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:09,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-27 21:45:09,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 21:45:09,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-27 21:45:09,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:09,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:45:09,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 56 [2020-10-27 21:45:09,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 21:45:09,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:09,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:45:09,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:09,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:09,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:09,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:45:09,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:09,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:45:09,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:09,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:09,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:45:09,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:09,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:09,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:45:09,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:09,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:09,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:09,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:45:09,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:09,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:45:09,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:09,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:09,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:45:09,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:09,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:09,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:45:09,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:09,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:09,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:09,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:45:09,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:09,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:45:09,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:09,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:09,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:45:09,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:09,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:09,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:45:09,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:09,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:09,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:09,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:45:09,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:09,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:45:09,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:09,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:09,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:45:09,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:09,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:09,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 21:45:09,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:09,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:09,843 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:09,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:45:09,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:09,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:45:09,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:09,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:09,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:45:09,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:09,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:09,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:45:09,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:09,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:09,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:09,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:45:09,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:09,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:45:09,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:09,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:09,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:45:09,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:09,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:09,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:45:09,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:09,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:09,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:09,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:45:09,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:09,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:45:09,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:09,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:09,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:45:09,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:09,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:09,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:45:09,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:09,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:09,861 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:09,861 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:45:09,861 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:09,861 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:45:09,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:09,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:09,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:45:09,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:09,862 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:09,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 21:45:09,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:09,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:09,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:09,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:09,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-27 21:45:09,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:45:09,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 74 [2020-10-27 21:45:09,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:09,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:45:09,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:45:09,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-27 21:45:09,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:10,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:45:10,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:10,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:10,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:10,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:45:10,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:10,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:45:10,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:10,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:45:10,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:45:10,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 21:45:10,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:10,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:45:10,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:10,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:10,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:10,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:45:10,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:10,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:45:10,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:10,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:10,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:45:10,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:10,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:10,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 21:45:10,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:10,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:10,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:10,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:45:10,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:10,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 21:45:10,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:10,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:45:10,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:45:10,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 21:45:10,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:10,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-27 21:45:10,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:10,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:10,146 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:10,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:45:10,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:10,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:45:10,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:10,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:10,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:45:10,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:10,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:10,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:45:10,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:10,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:10,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:10,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:45:10,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:10,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:45:10,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:10,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:10,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:45:10,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:10,180 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:10,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:45:10,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:10,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:10,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:10,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:45:10,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:10,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:45:10,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:10,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:10,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:45:10,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:10,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:10,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-27 21:45:10,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:10,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:10,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:10,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 21:45:10,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:10,256 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:45:10,256 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:10,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:10,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 21:45:10,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:10,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:10,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:45:10,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:10,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:10,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:10,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:45:10,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:10,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:45:10,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:10,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:10,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:45:10,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:10,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:10,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-27 21:45:10,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:10,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:10,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:10,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:45:10,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:10,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:45:10,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:10,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:10,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:45:10,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:10,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:10,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-10-27 21:45:10,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:10,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:10,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:10,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:45:10,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:10,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:45:10,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:10,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:10,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:45:10,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:10,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:10,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-27 21:45:10,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:10,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:10,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:10,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:45:10,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:10,272 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:45:10,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:10,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:10,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:45:10,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:10,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:10,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-10-27 21:45:10,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:10,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:10,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:10,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:45:10,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:10,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:45:10,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:10,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:10,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 21:45:10,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:10,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:10,341 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-27 21:45:10,342 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [355822031] [2020-10-27 21:45:10,342 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:45:10,342 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2020-10-27 21:45:10,342 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1346807670] [2020-10-27 21:45:10,343 INFO L461 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-27 21:45:10,343 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:45:10,344 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-27 21:45:10,344 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=225, Unknown=0, NotChecked=0, Total=272 [2020-10-27 21:45:10,344 INFO L87 Difference]: Start difference. First operand 456 states and 621 transitions. Second operand 17 states. [2020-10-27 21:45:13,428 WARN L193 SmtUtils]: Spent 1.92 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-27 21:45:16,179 WARN L193 SmtUtils]: Spent 1.95 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-27 21:45:19,239 WARN L193 SmtUtils]: Spent 2.01 s on a formula simplification that was a NOOP. DAG size: 555 [2020-10-27 21:45:22,109 WARN L193 SmtUtils]: Spent 1.91 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-27 21:45:39,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:45:39,499 INFO L93 Difference]: Finished difference Result 1302 states and 1946 transitions. [2020-10-27 21:45:39,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-10-27 21:45:39,501 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 166 [2020-10-27 21:45:39,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:45:39,510 INFO L225 Difference]: With dead ends: 1302 [2020-10-27 21:45:39,510 INFO L226 Difference]: Without dead ends: 912 [2020-10-27 21:45:39,513 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 369 ImplicationChecksByTransitivity, 11.5s TimeCoverageRelationStatistics Valid=405, Invalid=1317, Unknown=0, NotChecked=0, Total=1722 [2020-10-27 21:45:39,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 912 states. [2020-10-27 21:45:39,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 912 to 498. [2020-10-27 21:45:39,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 498 states. [2020-10-27 21:45:39,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 498 states and 692 transitions. [2020-10-27 21:45:39,775 INFO L78 Accepts]: Start accepts. Automaton has 498 states and 692 transitions. Word has length 166 [2020-10-27 21:45:39,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:45:39,775 INFO L481 AbstractCegarLoop]: Abstraction has 498 states and 692 transitions. [2020-10-27 21:45:39,775 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-27 21:45:39,776 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 692 transitions. [2020-10-27 21:45:39,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2020-10-27 21:45:39,779 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:45:39,780 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:45:39,780 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 21:45:39,780 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 21:45:39,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:45:39,780 INFO L82 PathProgramCache]: Analyzing trace with hash 1938905633, now seen corresponding path program 1 times [2020-10-27 21:45:39,781 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:45:39,781 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [523678270] [2020-10-27 21:45:39,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:45:39,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:39,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:39,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:40,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:40,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:40,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:40,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:42,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:42,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:42,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:42,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:42,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:43,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:43,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:43,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:43,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:43,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:44,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:44,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 245 [2020-10-27 21:45:44,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 16 [2020-10-27 21:45:44,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-27 21:45:44,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:44,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:45:44,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 123 [2020-10-27 21:45:44,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 21:45:44,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:46,792 WARN L193 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 547 [2020-10-27 21:45:46,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:45:46,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:46,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:46,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:46,834 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:45:46,834 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:46,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-27 21:45:46,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:46,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:46,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:45:46,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:46,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:46,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:45:46,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:46,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:46,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:46,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:45:46,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:46,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:45:46,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:46,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:46,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:45:46,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:46,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:46,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:45:46,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:46,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:46,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:46,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:45:46,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:46,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:45:46,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:46,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:46,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:45:46,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:46,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:46,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:45:46,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:46,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:46,854 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:46,854 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:45:46,854 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:46,854 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:45:46,855 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:46,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:46,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:45:46,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:46,855 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:46,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:45:46,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:46,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:46,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:46,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:46,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:47,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:47,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:51,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:51,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-10-27 21:45:51,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 21:45:51,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-27 21:45:51,893 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:51,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:45:51,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-27 21:45:51,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-27 21:45:51,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:51,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:45:51,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:51,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:51,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:51,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:45:51,932 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:51,932 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:45:51,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:51,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:51,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:45:51,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:51,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:51,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:45:51,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:51,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:51,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:51,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:45:51,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:51,960 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:45:51,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:51,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:51,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:45:51,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:51,961 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:51,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:45:51,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:51,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:51,965 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:51,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:45:51,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:51,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:45:51,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:51,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:51,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:45:51,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:51,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:51,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:45:51,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:51,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:51,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:51,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:45:51,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:51,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:45:51,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:51,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:51,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:45:51,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:51,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:52,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 21:45:52,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:52,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:52,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:52,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:45:52,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:52,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:45:52,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:52,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:52,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:45:52,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:52,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:52,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:45:52,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:52,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:52,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:52,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:45:52,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:52,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:45:52,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:52,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:52,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:45:52,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:52,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:52,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:45:52,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:52,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:52,018 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:52,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:45:52,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:52,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:45:52,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:52,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:52,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:45:52,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:52,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:52,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:45:52,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:52,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:52,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:52,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:45:52,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:52,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:45:52,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:52,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:52,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:45:52,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:52,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:52,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 21:45:52,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:52,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:52,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:52,084 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:52,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 21:45:52,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:45:52,084 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-10-27 21:45:52,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:52,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:45:52,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 21:45:52,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-27 21:45:52,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:52,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:45:52,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:52,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:52,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:52,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:45:52,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:52,125 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 21:45:52,125 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:52,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:45:52,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:45:52,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 21:45:52,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:52,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:45:52,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:52,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:52,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:52,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:45:52,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:52,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:45:52,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:52,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:45:52,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:45:52,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 21:45:52,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:52,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 21:45:52,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:52,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:52,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:52,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:52,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:45:52,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:45:52,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 21:45:52,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:52,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 21:45:52,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:45:52,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 21:45:52,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:52,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-27 21:45:52,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:52,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:52,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:52,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:45:52,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:52,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:45:52,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:52,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:52,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:45:52,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:52,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:52,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:45:52,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:52,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:52,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:52,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:45:52,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:52,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:45:52,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:52,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:52,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:45:52,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:52,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:52,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:45:52,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:52,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:52,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:52,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:45:52,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:52,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:45:52,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:52,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:52,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:45:52,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:52,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:52,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-27 21:45:52,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:52,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:52,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:52,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 21:45:52,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:52,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:45:52,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:52,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:52,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 21:45:52,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:52,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:52,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:45:52,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:52,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:52,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:52,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:45:52,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:52,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:45:52,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:52,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:52,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:45:52,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:52,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:52,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-27 21:45:52,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:52,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:52,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:52,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:45:52,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:52,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:45:52,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:52,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:52,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:45:52,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:52,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:52,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-27 21:45:52,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:52,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:52,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:52,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:45:52,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:52,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:45:52,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:52,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:52,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:45:52,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:52,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:52,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-27 21:45:52,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:52,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:52,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:52,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:45:52,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:52,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:45:52,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:52,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:52,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:45:52,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:52,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:52,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2020-10-27 21:45:52,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:45:52,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:45:52,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:45:52,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:45:52,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:45:52,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:45:52,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:45:52,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:45:52,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 21:45:52,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:45:52,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:45:52,547 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-27 21:45:52,547 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [523678270] [2020-10-27 21:45:52,547 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:45:52,547 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2020-10-27 21:45:52,547 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1766621424] [2020-10-27 21:45:52,548 INFO L461 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-10-27 21:45:52,548 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:45:52,548 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-10-27 21:45:52,549 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=292, Unknown=0, NotChecked=0, Total=342 [2020-10-27 21:45:52,549 INFO L87 Difference]: Start difference. First operand 498 states and 692 transitions. Second operand 19 states. [2020-10-27 21:45:56,056 WARN L193 SmtUtils]: Spent 1.97 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-27 21:45:58,519 WARN L193 SmtUtils]: Spent 1.92 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-27 21:46:01,656 WARN L193 SmtUtils]: Spent 1.90 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-27 21:46:04,415 WARN L193 SmtUtils]: Spent 1.93 s on a formula simplification that was a NOOP. DAG size: 550