/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=SHALLOWEST --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_spec4_product13.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 02:55:29,820 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 02:55:29,826 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 02:55:29,877 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 02:55:29,877 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 02:55:29,884 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 02:55:29,888 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 02:55:29,893 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 02:55:29,897 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 02:55:29,903 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 02:55:29,905 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 02:55:29,906 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 02:55:29,907 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 02:55:29,910 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 02:55:29,913 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 02:55:29,916 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 02:55:29,917 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 02:55:29,921 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 02:55:29,944 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 02:55:29,953 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 02:55:29,956 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 02:55:29,958 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 02:55:29,959 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 02:55:29,962 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 02:55:29,971 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 02:55:29,971 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 02:55:29,972 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 02:55:29,974 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 02:55:29,975 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 02:55:29,976 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 02:55:29,976 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 02:55:29,977 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 02:55:29,979 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 02:55:29,980 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 02:55:29,981 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 02:55:29,981 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 02:55:29,982 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 02:55:29,982 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 02:55:29,982 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 02:55:29,983 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 02:55:29,984 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 02:55:29,991 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 02:55:30,041 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 02:55:30,042 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 02:55:30,046 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 02:55:30,046 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 02:55:30,046 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 02:55:30,046 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 02:55:30,047 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 02:55:30,047 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 02:55:30,047 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 02:55:30,047 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 02:55:30,048 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 02:55:30,049 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 02:55:30,049 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 02:55:30,049 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 02:55:30,049 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 02:55:30,049 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 02:55:30,050 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 02:55:30,050 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 02:55:30,050 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 02:55:30,050 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 02:55:30,051 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 02:55:30,051 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 02:55:30,051 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 02:55:30,051 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 02:55:30,051 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 02:55:30,052 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 02:55:30,052 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 02:55:30,052 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 02:55:30,052 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 02:55:30,052 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 02:55:30,463 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 02:55:30,491 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 02:55:30,495 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 02:55:30,496 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 02:55:30,497 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 02:55:30,498 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec4_product13.cil.c [2020-10-27 02:55:30,580 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/dcbad3d25/8d762b3793164a8aae06178262384313/FLAGfee483a7c [2020-10-27 02:55:31,341 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 02:55:31,342 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec4_product13.cil.c [2020-10-27 02:55:31,373 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/dcbad3d25/8d762b3793164a8aae06178262384313/FLAGfee483a7c [2020-10-27 02:55:31,564 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/dcbad3d25/8d762b3793164a8aae06178262384313 [2020-10-27 02:55:31,569 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 02:55:31,577 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 02:55:31,578 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 02:55:31,578 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 02:55:31,582 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 02:55:31,583 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 02:55:31" (1/1) ... [2020-10-27 02:55:31,587 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@146a53da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:55:31, skipping insertion in model container [2020-10-27 02:55:31,587 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 02:55:31" (1/1) ... [2020-10-27 02:55:31,595 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 02:55:31,664 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 02:55:32,297 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 02:55:32,325 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 02:55:32,455 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 02:55:32,542 INFO L208 MainTranslator]: Completed translation [2020-10-27 02:55:32,544 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:55:32 WrapperNode [2020-10-27 02:55:32,545 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 02:55:32,546 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 02:55:32,547 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 02:55:32,547 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 02:55:32,561 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:55:32" (1/1) ... [2020-10-27 02:55:32,563 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:55:32" (1/1) ... [2020-10-27 02:55:32,599 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:55:32" (1/1) ... [2020-10-27 02:55:32,600 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:55:32" (1/1) ... [2020-10-27 02:55:32,661 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:55:32" (1/1) ... [2020-10-27 02:55:32,683 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:55:32" (1/1) ... [2020-10-27 02:55:32,697 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:55:32" (1/1) ... [2020-10-27 02:55:32,728 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 02:55:32,729 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 02:55:32,729 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 02:55:32,729 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 02:55:32,733 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:55:32" (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 02:55:32,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 02:55:32,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 02:55:32,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 02:55:32,852 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 02:55:32,852 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__SignForward_spec__1 [2020-10-27 02:55:32,853 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 02:55:32,853 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 02:55:32,853 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 02:55:32,853 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 02:55:32,853 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 02:55:32,854 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 02:55:32,855 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-10-27 02:55:32,855 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 02:55:32,855 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 02:55:32,855 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 02:55:32,856 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 02:55:32,856 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-10-27 02:55:32,857 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-10-27 02:55:32,857 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-10-27 02:55:32,857 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-10-27 02:55:32,857 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-10-27 02:55:32,857 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-10-27 02:55:32,857 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-10-27 02:55:32,858 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-10-27 02:55:32,858 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-10-27 02:55:32,858 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-10-27 02:55:32,858 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-10-27 02:55:32,858 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-10-27 02:55:32,858 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-10-27 02:55:32,859 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-10-27 02:55:32,859 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-10-27 02:55:32,859 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-10-27 02:55:32,859 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-10-27 02:55:32,859 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-10-27 02:55:32,859 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-10-27 02:55:32,860 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-10-27 02:55:32,860 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-10-27 02:55:32,860 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-10-27 02:55:32,860 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-10-27 02:55:32,860 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-10-27 02:55:32,860 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-10-27 02:55:32,860 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-10-27 02:55:32,861 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-10-27 02:55:32,861 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-10-27 02:55:32,861 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-10-27 02:55:32,861 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2020-10-27 02:55:32,861 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-10-27 02:55:32,861 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2020-10-27 02:55:32,862 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-10-27 02:55:32,862 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2020-10-27 02:55:32,862 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-10-27 02:55:32,862 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-10-27 02:55:32,863 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-10-27 02:55:32,863 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 02:55:32,863 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 02:55:32,863 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2020-10-27 02:55:32,864 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2020-10-27 02:55:32,864 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2020-10-27 02:55:32,864 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2020-10-27 02:55:32,864 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2020-10-27 02:55:32,865 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2020-10-27 02:55:32,865 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2020-10-27 02:55:32,865 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2020-10-27 02:55:32,865 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2020-10-27 02:55:32,865 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 02:55:32,865 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 02:55:32,865 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-10-27 02:55:32,865 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-10-27 02:55:32,866 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-10-27 02:55:32,866 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-10-27 02:55:32,866 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-10-27 02:55:32,866 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-10-27 02:55:32,868 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-10-27 02:55:32,868 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-10-27 02:55:32,868 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-10-27 02:55:32,869 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-10-27 02:55:32,869 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-10-27 02:55:32,869 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-10-27 02:55:32,869 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-10-27 02:55:32,869 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-10-27 02:55:32,869 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-10-27 02:55:32,869 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-10-27 02:55:32,870 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-10-27 02:55:32,870 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-10-27 02:55:32,871 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-10-27 02:55:32,871 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-10-27 02:55:32,871 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-10-27 02:55:32,871 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-10-27 02:55:32,871 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2020-10-27 02:55:32,871 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-10-27 02:55:32,871 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-10-27 02:55:32,871 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2020-10-27 02:55:32,872 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-10-27 02:55:32,872 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-10-27 02:55:32,872 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-10-27 02:55:32,872 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-10-27 02:55:32,872 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-10-27 02:55:32,872 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-10-27 02:55:32,872 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-10-27 02:55:32,872 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2020-10-27 02:55:32,873 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2020-10-27 02:55:32,873 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2020-10-27 02:55:32,873 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2020-10-27 02:55:32,873 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2020-10-27 02:55:32,873 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Sign [2020-10-27 02:55:32,873 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-10-27 02:55:32,873 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-10-27 02:55:32,874 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-10-27 02:55:32,874 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-10-27 02:55:32,874 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 02:55:32,875 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 02:55:32,875 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 02:55:32,875 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 02:55:32,876 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 02:55:32,876 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 02:55:32,876 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-27 02:55:32,877 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-10-27 02:55:32,877 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-10-27 02:55:32,878 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__SignForward_spec__1 [2020-10-27 02:55:32,878 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 02:55:32,878 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 02:55:32,878 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 02:55:32,878 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 02:55:32,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 02:55:32,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 02:55:32,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 02:55:32,879 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 02:55:32,879 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 02:55:32,879 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 02:55:32,879 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 02:55:32,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 02:55:32,881 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 02:55:32,884 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 02:55:32,884 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 02:55:32,884 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 02:55:32,884 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-10-27 02:55:32,884 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 02:55:32,885 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 02:55:32,885 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 02:55:32,887 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 02:55:32,887 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-10-27 02:55:32,887 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-10-27 02:55:32,887 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-10-27 02:55:32,893 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-10-27 02:55:32,893 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-10-27 02:55:32,893 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-10-27 02:55:32,893 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-10-27 02:55:32,893 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-10-27 02:55:32,893 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-10-27 02:55:32,894 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-10-27 02:55:32,894 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-10-27 02:55:32,894 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-10-27 02:55:32,894 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-10-27 02:55:32,894 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-10-27 02:55:32,894 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-10-27 02:55:32,894 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-10-27 02:55:32,894 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-10-27 02:55:32,895 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-10-27 02:55:32,895 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-10-27 02:55:32,895 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-10-27 02:55:32,895 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-10-27 02:55:32,896 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-10-27 02:55:32,896 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-10-27 02:55:32,896 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-10-27 02:55:32,896 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-10-27 02:55:32,896 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-10-27 02:55:32,896 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-10-27 02:55:32,896 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-10-27 02:55:32,896 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-10-27 02:55:32,896 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-10-27 02:55:32,897 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-10-27 02:55:32,897 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-10-27 02:55:32,897 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-10-27 02:55:32,897 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2020-10-27 02:55:32,897 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-10-27 02:55:32,897 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-10-27 02:55:32,897 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-10-27 02:55:32,897 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-10-27 02:55:32,898 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-10-27 02:55:32,898 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 02:55:32,898 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 02:55:32,898 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 02:55:32,898 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2020-10-27 02:55:32,898 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2020-10-27 02:55:32,898 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2020-10-27 02:55:32,898 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2020-10-27 02:55:32,899 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2020-10-27 02:55:32,899 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2020-10-27 02:55:32,899 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2020-10-27 02:55:32,899 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2020-10-27 02:55:32,899 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2020-10-27 02:55:32,899 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2020-10-27 02:55:32,899 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2020-10-27 02:55:32,899 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2020-10-27 02:55:32,899 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-10-27 02:55:32,900 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-10-27 02:55:32,900 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-10-27 02:55:32,900 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-10-27 02:55:32,900 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-10-27 02:55:32,900 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-10-27 02:55:32,900 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-10-27 02:55:32,900 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-10-27 02:55:32,900 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-10-27 02:55:32,900 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-10-27 02:55:32,901 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-10-27 02:55:32,901 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-10-27 02:55:32,901 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-10-27 02:55:32,901 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-10-27 02:55:32,901 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-10-27 02:55:32,901 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-10-27 02:55:32,901 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-10-27 02:55:32,901 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-10-27 02:55:32,901 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-10-27 02:55:32,902 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-10-27 02:55:32,902 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-10-27 02:55:32,902 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-10-27 02:55:32,902 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-10-27 02:55:32,902 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-10-27 02:55:32,902 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-10-27 02:55:32,902 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-10-27 02:55:32,902 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-10-27 02:55:32,902 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2020-10-27 02:55:32,903 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2020-10-27 02:55:32,903 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2020-10-27 02:55:32,903 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2020-10-27 02:55:32,903 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2020-10-27 02:55:32,903 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-10-27 02:55:32,903 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-10-27 02:55:32,903 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2020-10-27 02:55:32,903 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Sign [2020-10-27 02:55:32,903 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 02:55:32,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 02:55:32,904 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 02:55:35,151 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 02:55:35,152 INFO L298 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-27 02:55:35,155 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 02:55:35 BoogieIcfgContainer [2020-10-27 02:55:35,155 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 02:55:35,157 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 02:55:35,157 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 02:55:35,161 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 02:55:35,161 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 02:55:31" (1/3) ... [2020-10-27 02:55:35,162 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6935e577 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 02:55:35, skipping insertion in model container [2020-10-27 02:55:35,162 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:55:32" (2/3) ... [2020-10-27 02:55:35,162 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6935e577 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 02:55:35, skipping insertion in model container [2020-10-27 02:55:35,163 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 02:55:35" (3/3) ... [2020-10-27 02:55:35,164 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec4_product13.cil.c [2020-10-27 02:55:35,176 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 02:55:35,182 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 02:55:35,196 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 02:55:35,228 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 02:55:35,229 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 02:55:35,229 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 02:55:35,229 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 02:55:35,229 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 02:55:35,229 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 02:55:35,229 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 02:55:35,229 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 02:55:35,258 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states. [2020-10-27 02:55:35,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2020-10-27 02:55:35,281 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:55:35,283 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:55:35,283 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 02:55:35,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:55:35,295 INFO L82 PathProgramCache]: Analyzing trace with hash -1220450354, now seen corresponding path program 1 times [2020-10-27 02:55:35,305 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:55:35,306 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1009169603] [2020-10-27 02:55:35,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:55:35,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:55:35,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:55:36,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:55:36,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:55:36,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:55:40,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:55:40,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:55:40,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 223 [2020-10-27 02:55:40,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 02:55:40,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-27 02:55:40,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:55:40,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 02:55:40,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-27 02:55:40,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 02:55:40,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-27 02:55:42,972 WARN L193 SmtUtils]: Spent 2.00 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-27 02:55:42,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:55:42,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:55:43,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:55:43,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:55:43,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:55:43,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:55:43,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-27 02:55:43,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:55:43,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:55:43,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:55:43,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:55:43,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:55:43,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:55:43,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:55:43,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:55:43,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:55:43,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:55:43,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:55:43,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:55:43,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:55:43,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:55:43,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:55:43,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:55:43,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:55:43,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:55:43,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:55:43,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:55:43,088 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:55:43,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:55:43,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:55:43,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:55:43,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:55:43,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:55:43,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:55:43,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:55:43,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:55:43,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:55:43,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:55:43,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:55:43,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:55:43,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:55:43,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:55:43,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:55:43,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:55:43,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:55:43,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:55:43,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:55:43,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:55:43,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:55:43,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:55:43,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:55:43,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:55:43,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:55:43,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:55:48,147 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:55:48,147 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-27 02:55:48,147 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 02:55:48,148 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-27 02:55:48,148 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:55:48,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:55:48,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 02:55:48,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-27 02:55:48,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:55:48,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:55:48,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:55:48,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:55:48,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:55:48,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 02:55:48,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:55:48,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-27 02:55:48,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:55:48,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:55:48,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:55:48,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:55:48,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:55:48,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:55:48,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:55:48,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:55:48,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:55:48,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:55:48,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:55:48,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 02:55:48,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:55:48,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:55:48,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:55:48,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:55:48,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:55:48,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:55:48,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:55:48,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:55:48,342 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:55:48,342 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:55:48,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:55:48,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:55:48,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:55:48,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:55:48,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:55:48,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:55:48,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:55:48,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 02:55:48,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:55:48,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:55:48,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:55:48,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:55:48,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:55:48,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:55:48,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:55:48,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:55:48,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:55:48,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:55:48,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:55:48,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 02:55:48,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:55:48,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:55:48,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:55:48,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:55:48,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 02:55:48,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:55:48,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 162 [2020-10-27 02:55:48,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:55:48,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:55:48,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:55:48,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 02:55:48,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:55:48,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:55:48,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:55:48,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:55:48,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:55:48,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:55:48,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:55:48,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-27 02:55:48,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:55:48,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:55:48,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:55:48,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 02:55:48,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:55:48,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:55:48,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:55:48,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:55:48,651 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:55:48,652 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:55:48,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:55:48,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 02:55:48,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:55:48,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:55:48,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:55:48,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:55:48,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:55:48,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 02:55:48,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:55:48,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:55:48,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:55:48,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:55:48,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:55:48,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-27 02:55:48,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:55:48,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 02:55:48,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:55:48,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:55:48,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:55:48,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 02:55:48,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:55:48,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:55:48,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:55:48,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 02:55:48,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:55:48,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 02:55:48,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:55:48,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:55:48,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-27 02:55:48,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:55:48,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:55:48,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:55:48,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:55:48,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:55:48,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:55:48,807 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:55:48,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:55:48,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:55:48,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:55:48,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:55:48,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:55:48,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:55:48,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:55:48,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:55:48,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:55:48,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:55:48,815 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:55:48,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:55:48,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:55:48,816 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:55:48,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:55:48,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:55:48,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:55:48,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:55:48,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:55:48,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 02:55:48,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:55:48,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:55:48,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:55:48,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:55:48,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:55:48,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:55:48,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:55:48,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:55:48,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:55:48,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:55:48,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:55:48,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 02:55:48,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:55:48,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:55:48,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:55:48,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 02:55:48,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:55:48,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 02:55:48,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:55:48,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:55:48,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 02:55:48,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:55:48,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:55:48,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:55:48,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:55:48,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:55:48,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:55:48,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:55:48,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:55:48,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:55:48,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:55:48,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:55:48,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:55:48,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:55:48,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:55:48,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:55:48,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:55:48,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:55:48,965 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:55:48,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:55:48,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:55:48,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:55:48,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:55:48,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:55:48,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:55:48,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:55:48,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:55:49,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-27 02:55:49,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:55:49,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:55:49,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:55:49,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:55:49,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:55:49,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 02:55:49,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:55:49,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:55:49,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 02:55:49,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:55:49,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:55:49,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:55:49,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:55:49,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:55:49,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:55:49,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:55:49,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:55:49,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:55:49,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:55:49,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:55:49,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:55:49,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:55:49,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:55:49,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-27 02:55:49,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:55:49,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:55:49,038 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:55:49,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:55:49,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:55:49,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:55:49,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:55:49,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:55:49,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:55:49,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:55:49,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:55:49,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-27 02:55:49,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:55:49,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:55:49,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:55:49,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:55:49,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:55:49,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 02:55:49,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:55:49,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:55:49,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:55:49,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:55:49,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 02:55:49,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-27 02:55:49,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:55:49,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:55:49,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:55:49,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:55:49,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:55:49,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:55:49,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:55:49,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:55:49,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:55:49,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:55:49,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:55:49,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-27 02:55:49,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:55:49,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:55:49,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:55:49,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:55:49,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:55:49,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 02:55:49,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:55:49,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:55:49,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:55:49,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:55:49,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:55:49,198 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-10-27 02:55:49,199 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1009169603] [2020-10-27 02:55:49,201 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 02:55:49,202 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-10-27 02:55:49,202 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1225483938] [2020-10-27 02:55:49,210 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-27 02:55:49,211 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:55:49,225 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-27 02:55:49,228 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=196, Unknown=0, NotChecked=0, Total=240 [2020-10-27 02:55:49,230 INFO L87 Difference]: Start difference. First operand 451 states. Second operand 16 states. [2020-10-27 02:55:53,115 WARN L193 SmtUtils]: Spent 1.95 s on a formula simplification that was a NOOP. DAG size: 556 [2020-10-27 02:55:55,475 WARN L193 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 555 [2020-10-27 02:55:57,486 WARN L193 SmtUtils]: Spent 1.92 s on a formula simplification that was a NOOP. DAG size: 558 [2020-10-27 02:55:59,918 WARN L193 SmtUtils]: Spent 1.91 s on a formula simplification that was a NOOP. DAG size: 558 [2020-10-27 02:56:18,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:56:18,404 INFO L93 Difference]: Finished difference Result 1269 states and 1902 transitions. [2020-10-27 02:56:18,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2020-10-27 02:56:18,406 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 149 [2020-10-27 02:56:18,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:56:18,429 INFO L225 Difference]: With dead ends: 1269 [2020-10-27 02:56:18,429 INFO L226 Difference]: Without dead ends: 734 [2020-10-27 02:56:18,439 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1650 ImplicationChecksByTransitivity, 12.6s TimeCoverageRelationStatistics Valid=1042, Invalid=4070, Unknown=0, NotChecked=0, Total=5112 [2020-10-27 02:56:18,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 734 states. [2020-10-27 02:56:18,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 734 to 417. [2020-10-27 02:56:18,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 417 states. [2020-10-27 02:56:18,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 417 states and 555 transitions. [2020-10-27 02:56:18,736 INFO L78 Accepts]: Start accepts. Automaton has 417 states and 555 transitions. Word has length 149 [2020-10-27 02:56:18,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:56:18,737 INFO L481 AbstractCegarLoop]: Abstraction has 417 states and 555 transitions. [2020-10-27 02:56:18,737 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-27 02:56:18,737 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 555 transitions. [2020-10-27 02:56:18,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2020-10-27 02:56:18,746 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:56:18,746 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:56:18,746 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 02:56:18,747 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 02:56:18,747 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:56:18,747 INFO L82 PathProgramCache]: Analyzing trace with hash -1852662576, now seen corresponding path program 1 times [2020-10-27 02:56:18,748 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:56:18,748 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [368748155] [2020-10-27 02:56:18,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:56:18,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:56:18,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:56:18,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:56:19,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:56:19,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:56:21,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:56:23,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:56:23,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 225 [2020-10-27 02:56:23,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 02:56:23,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5058 [2020-10-27 02:56:23,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:56:23,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 02:56:23,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-27 02:56:23,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 02:56:23,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:56:25,838 WARN L193 SmtUtils]: Spent 1.89 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-27 02:56:25,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:56:25,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:56:25,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:56:25,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:56:25,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:56:25,905 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:56:25,905 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-27 02:56:25,905 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:56:25,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:56:25,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:56:25,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:56:25,906 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:56:25,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:56:25,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:56:25,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:56:25,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:56:25,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:56:25,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:56:25,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:56:25,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:56:25,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:56:25,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:56:25,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:56:25,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:56:25,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:56:25,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:56:25,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:56:25,932 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:56:25,932 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:56:25,932 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:56:25,932 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:56:25,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:56:25,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:56:25,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:56:25,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:56:25,933 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:56:25,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:56:25,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:56:25,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:56:25,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:56:25,937 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:56:25,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:56:25,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:56:25,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:56:25,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:56:25,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:56:25,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:56:25,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:56:25,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:56:25,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:56:25,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:56:26,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:56:26,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:56:26,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:56:26,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:56:30,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:56:30,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-27 02:56:30,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 02:56:30,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-27 02:56:30,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:56:30,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 02:56:30,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 02:56:30,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 02:56:30,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:56:31,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:56:31,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:56:31,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:56:31,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:56:31,040 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 02:56:31,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:56:31,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:56:31,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:56:31,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:56:31,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:56:31,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:56:31,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:56:31,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:56:31,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:56:31,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:56:31,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:56:31,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:56:31,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:56:31,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:56:31,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:56:31,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:56:31,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:56:31,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:56:31,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:56:31,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:56:31,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:56:31,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:56:31,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:56:31,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:56:31,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:56:31,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:56:31,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:56:31,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:56:31,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:56:31,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:56:31,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:56:31,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 02:56:31,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:56:31,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:56:31,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:56:31,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:56:31,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:56:31,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:56:31,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:56:31,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:56:31,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:56:31,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:56:31,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:56:31,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 02:56:31,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:56:31,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:56:31,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:56:31,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:56:31,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:56:31,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 02:56:31,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 02:56:31,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 182 [2020-10-27 02:56:31,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:56:31,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 02:56:31,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:56:31,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-27 02:56:31,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:56:31,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:56:31,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:56:31,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:56:31,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:56:31,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:56:31,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:56:31,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 02:56:31,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:56:31,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 02:56:31,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:56:31,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 02:56:31,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:56:31,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:56:31,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:56:31,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:56:31,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:56:31,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:56:31,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:56:31,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:56:31,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:56:31,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 02:56:31,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:56:31,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:56:31,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:56:31,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 02:56:31,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:56:31,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:56:31,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:56:31,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:56:31,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:56:31,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:56:31,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:56:31,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:56:31,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:56:31,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:56:31,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:56:31,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 02:56:31,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:56:31,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:56:31,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:56:31,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 02:56:31,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:56:31,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 02:56:31,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:56:31,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:56:31,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-27 02:56:31,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:56:31,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:56:31,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:56:31,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:56:31,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:56:31,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:56:31,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:56:31,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:56:31,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:56:31,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:56:31,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:56:31,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:56:31,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:56:31,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:56:31,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:56:31,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:56:31,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:56:31,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:56:31,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:56:31,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:56:31,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:56:31,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:56:31,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:56:31,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:56:31,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:56:31,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:56:31,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 02:56:31,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:56:31,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:56:31,525 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:56:31,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:56:31,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:56:31,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:56:31,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:56:31,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:56:31,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:56:31,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:56:31,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:56:31,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-27 02:56:31,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:56:31,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:56:31,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:56:31,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 02:56:31,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:56:31,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 02:56:31,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:56:31,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:56:31,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 02:56:31,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:56:31,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:56:31,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:56:31,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:56:31,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:56:31,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:56:31,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:56:31,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:56:31,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:56:31,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:56:31,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:56:31,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:56:31,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:56:31,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:56:31,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:56:31,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:56:31,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:56:31,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:56:31,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:56:31,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:56:31,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:56:31,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:56:31,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:56:31,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:56:31,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:56:31,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:56:31,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-27 02:56:31,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:56:31,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:56:31,730 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:56:31,730 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:56:31,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:56:31,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:56:31,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:56:31,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:56:31,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 02:56:31,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:56:31,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:56:31,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:56:31,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:56:31,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:56:31,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:56:31,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:56:31,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:56:31,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:56:31,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:56:31,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:56:31,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:56:31,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:56:31,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:56:31,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-27 02:56:31,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:56:31,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:56:31,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:56:31,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:56:31,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:56:31,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:56:31,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:56:31,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:56:31,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:56:31,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:56:31,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:56:31,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-27 02:56:31,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:56:31,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:56:31,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:56:31,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:56:31,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:56:31,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:56:31,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:56:31,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:56:31,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:56:31,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:56:31,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:56:31,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-27 02:56:31,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:56:31,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:56:31,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:56:31,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:56:31,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:56:31,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:56:31,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:56:31,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:56:31,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:56:31,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:56:31,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:56:31,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-27 02:56:31,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:56:31,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:56:31,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:56:31,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:56:31,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:56:31,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:56:31,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:56:31,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:56:31,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:56:31,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:56:31,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:56:31,831 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-10-27 02:56:31,832 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [368748155] [2020-10-27 02:56:31,833 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 02:56:31,833 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-10-27 02:56:31,833 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1714430014] [2020-10-27 02:56:31,838 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-27 02:56:31,838 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:56:31,841 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-27 02:56:31,843 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=258, Unknown=0, NotChecked=0, Total=306 [2020-10-27 02:56:31,843 INFO L87 Difference]: Start difference. First operand 417 states and 555 transitions. Second operand 18 states. [2020-10-27 02:56:35,427 WARN L193 SmtUtils]: Spent 2.01 s on a formula simplification that was a NOOP. DAG size: 557 [2020-10-27 02:56:38,330 WARN L193 SmtUtils]: Spent 1.89 s on a formula simplification that was a NOOP. DAG size: 555 [2020-10-27 02:56:40,324 WARN L193 SmtUtils]: Spent 1.90 s on a formula simplification that was a NOOP. DAG size: 558 [2020-10-27 02:56:42,353 WARN L193 SmtUtils]: Spent 1.91 s on a formula simplification that was a NOOP. DAG size: 558 [2020-10-27 02:56:44,370 WARN L193 SmtUtils]: Spent 1.95 s on a formula simplification that was a NOOP. DAG size: 559 [2020-10-27 02:57:03,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:57:03,539 INFO L93 Difference]: Finished difference Result 1107 states and 1576 transitions. [2020-10-27 02:57:03,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2020-10-27 02:57:03,544 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 151 [2020-10-27 02:57:03,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:57:03,553 INFO L225 Difference]: With dead ends: 1107 [2020-10-27 02:57:03,553 INFO L226 Difference]: Without dead ends: 736 [2020-10-27 02:57:03,559 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 505 ImplicationChecksByTransitivity, 13.5s TimeCoverageRelationStatistics Valid=520, Invalid=1930, Unknown=0, NotChecked=0, Total=2450 [2020-10-27 02:57:03,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 736 states. [2020-10-27 02:57:03,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 736 to 419. [2020-10-27 02:57:03,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 419 states. [2020-10-27 02:57:03,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 419 states and 557 transitions. [2020-10-27 02:57:03,776 INFO L78 Accepts]: Start accepts. Automaton has 419 states and 557 transitions. Word has length 151 [2020-10-27 02:57:03,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:57:03,777 INFO L481 AbstractCegarLoop]: Abstraction has 419 states and 557 transitions. [2020-10-27 02:57:03,777 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-27 02:57:03,777 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 557 transitions. [2020-10-27 02:57:03,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2020-10-27 02:57:03,780 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:57:03,781 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:57:03,781 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 02:57:03,781 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 02:57:03,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:57:03,782 INFO L82 PathProgramCache]: Analyzing trace with hash -1078063034, now seen corresponding path program 1 times [2020-10-27 02:57:03,782 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:57:03,782 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [672599673] [2020-10-27 02:57:03,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:57:03,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:57:03,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:03,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:04,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:05,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:08,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:57:08,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 226 [2020-10-27 02:57:08,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 02:57:08,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5040 [2020-10-27 02:57:08,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:57:08,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:57:08,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 89 [2020-10-27 02:57:08,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-27 02:57:08,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:57:11,057 WARN L193 SmtUtils]: Spent 2.12 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-27 02:57:11,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:57:11,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:57:11,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:11,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:57:11,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:57:11,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:57:11,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-10-27 02:57:11,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:57:11,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:57:11,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:57:11,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:57:11,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:57:11,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:57:11,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:57:11,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:11,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:57:11,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:57:11,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:57:11,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:57:11,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:57:11,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:57:11,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:57:11,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:57:11,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:57:11,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:57:11,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:57:11,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:11,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:57:11,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:57:11,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:57:11,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:57:11,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:57:11,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:57:11,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:57:11,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:57:11,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:57:11,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:57:11,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:57:11,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:11,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:57:11,157 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:57:11,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:57:11,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:57:11,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:57:11,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:57:11,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:57:11,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:57:11,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:57:11,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:57:11,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:57:11,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:11,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:11,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:57:11,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-27 02:57:11,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:57:11,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 416 [2020-10-27 02:57:11,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:57:11,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 02:57:11,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 58 [2020-10-27 02:57:11,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 02:57:11,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:57:11,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:57:11,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:57:11,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:11,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:57:11,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 02:57:11,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:57:11,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:57:11,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:57:11,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:57:11,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:57:11,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:57:11,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:57:11,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:57:11,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:57:11,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:11,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:57:11,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:57:11,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:57:11,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:57:11,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:57:11,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:57:11,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:57:11,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:57:11,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:57:11,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:57:11,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:57:11,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:11,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:57:11,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:57:11,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:57:11,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:57:11,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:57:11,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:57:11,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:57:11,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:57:11,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:57:11,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 02:57:11,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:57:11,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:11,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:57:11,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:57:11,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:57:11,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:57:11,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:57:11,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:57:11,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:57:11,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:57:11,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:57:11,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 02:57:11,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:57:11,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:11,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:57:11,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-27 02:57:11,753 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:57:11,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:57:11,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:57:11,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:57:11,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:57:11,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:57:11,754 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:57:11,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:57:11,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:57:11,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:11,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:57:11,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:57:11,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:57:11,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:57:11,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:57:11,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:57:11,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:57:11,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:57:11,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:57:11,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:57:11,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:57:11,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:11,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:57:11,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:57:11,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:57:11,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:57:11,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:57:11,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:57:11,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:57:11,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:57:11,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:57:11,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 02:57:11,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:57:11,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:11,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:57:11,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:57:11,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:57:11,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:57:11,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:57:11,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:57:11,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:57:11,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:57:11,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:57:11,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-27 02:57:11,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:57:11,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:11,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:11,861 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:57:11,861 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 02:57:11,861 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:57:11,861 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 76 [2020-10-27 02:57:11,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:57:11,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 02:57:11,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:57:11,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 02:57:11,862 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:57:11,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:57:11,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:57:11,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:11,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:57:11,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:57:11,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:57:11,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 02:57:11,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:57:11,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 02:57:11,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:57:11,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 02:57:11,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:57:11,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:57:11,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:57:11,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:11,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:57:11,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:57:11,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:57:11,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:57:11,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:57:11,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 02:57:11,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:57:11,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:57:11,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:57:12,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 02:57:12,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:57:12,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:12,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:57:12,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:57:12,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:57:12,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:57:12,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:57:12,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:57:12,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:57:12,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:57:12,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:57:12,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-27 02:57:12,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:57:12,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:12,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:57:12,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 02:57:12,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:57:12,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 02:57:12,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:57:12,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:57:12,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 02:57:12,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:57:12,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:57:12,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:57:12,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:57:12,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:12,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:57:12,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:57:12,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:57:12,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:57:12,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:57:12,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:57:12,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:57:12,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:57:12,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:57:12,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:57:12,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:57:12,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:12,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:57:12,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:57:12,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:57:12,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:57:12,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:57:12,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:57:12,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:57:12,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:57:12,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:57:12,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 02:57:12,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:57:12,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:12,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:57:12,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:57:12,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:57:12,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 02:57:12,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:57:12,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:57:12,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 02:57:12,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:57:12,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:57:12,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:57:12,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:57:12,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:12,204 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:57:12,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:57:12,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:57:12,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:57:12,205 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:57:12,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:57:12,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:57:12,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:57:12,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:57:12,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-27 02:57:12,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:57:12,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:12,209 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:57:12,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:57:12,210 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:57:12,210 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:57:12,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:57:12,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:57:12,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:57:12,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:57:12,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:57:12,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-27 02:57:12,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:57:12,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:12,214 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:57:12,214 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:57:12,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:57:12,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:57:12,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:57:12,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:57:12,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:57:12,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:57:12,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:57:12,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 02:57:12,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:57:12,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:12,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:57:12,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:57:12,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:57:12,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:57:12,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:57:12,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:57:12,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:57:12,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:57:12,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:57:12,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-27 02:57:12,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:57:12,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:12,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:57:12,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:57:12,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:57:12,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:57:12,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:57:12,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:57:12,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:57:12,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:57:12,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:57:12,287 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-10-27 02:57:12,288 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [672599673] [2020-10-27 02:57:12,288 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 02:57:12,288 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-10-27 02:57:12,288 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1328794747] [2020-10-27 02:57:12,289 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-27 02:57:12,289 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:57:12,290 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-27 02:57:12,290 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=258, Unknown=0, NotChecked=0, Total=306 [2020-10-27 02:57:12,290 INFO L87 Difference]: Start difference. First operand 419 states and 557 transitions. Second operand 18 states. [2020-10-27 02:57:15,802 WARN L193 SmtUtils]: Spent 1.90 s on a formula simplification that was a NOOP. DAG size: 556 [2020-10-27 02:57:19,294 WARN L193 SmtUtils]: Spent 1.95 s on a formula simplification that was a NOOP. DAG size: 555 [2020-10-27 02:57:21,277 WARN L193 SmtUtils]: Spent 1.93 s on a formula simplification that was a NOOP. DAG size: 558 [2020-10-27 02:57:23,270 WARN L193 SmtUtils]: Spent 1.93 s on a formula simplification that was a NOOP. DAG size: 558 [2020-10-27 02:57:25,297 WARN L193 SmtUtils]: Spent 1.94 s on a formula simplification that was a NOOP. DAG size: 558 [2020-10-27 02:57:43,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:57:43,173 INFO L93 Difference]: Finished difference Result 1110 states and 1574 transitions. [2020-10-27 02:57:43,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2020-10-27 02:57:43,179 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 152 [2020-10-27 02:57:43,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:57:43,189 INFO L225 Difference]: With dead ends: 1110 [2020-10-27 02:57:43,189 INFO L226 Difference]: Without dead ends: 750 [2020-10-27 02:57:43,192 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 515 ImplicationChecksByTransitivity, 13.8s TimeCoverageRelationStatistics Valid=520, Invalid=1930, Unknown=0, NotChecked=0, Total=2450 [2020-10-27 02:57:43,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 750 states. [2020-10-27 02:57:43,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 750 to 429. [2020-10-27 02:57:43,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 429 states. [2020-10-27 02:57:43,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 429 states and 568 transitions. [2020-10-27 02:57:43,399 INFO L78 Accepts]: Start accepts. Automaton has 429 states and 568 transitions. Word has length 152 [2020-10-27 02:57:43,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:57:43,400 INFO L481 AbstractCegarLoop]: Abstraction has 429 states and 568 transitions. [2020-10-27 02:57:43,400 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-27 02:57:43,400 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 568 transitions. [2020-10-27 02:57:43,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-10-27 02:57:43,402 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:57:43,403 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:57:43,403 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 02:57:43,403 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 02:57:43,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:57:43,404 INFO L82 PathProgramCache]: Analyzing trace with hash -1612807952, now seen corresponding path program 2 times [2020-10-27 02:57:43,404 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:57:43,404 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [739913837] [2020-10-27 02:57:43,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:57:43,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:57:43,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:43,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:43,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:43,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:44,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:45,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:48,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:57:48,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 227 [2020-10-27 02:57:48,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 02:57:48,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5039 [2020-10-27 02:57:48,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:57:48,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:57:48,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 89 [2020-10-27 02:57:48,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 02:57:48,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:57:50,579 WARN L193 SmtUtils]: Spent 2.03 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-27 02:57:50,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:57:50,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:57:50,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:50,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:57:50,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:57:50,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:57:50,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-27 02:57:50,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:57:50,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:57:50,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:57:50,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:57:50,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:57:50,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:57:50,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:57:50,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:50,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:57:50,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:57:50,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:57:50,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:57:50,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:57:50,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:57:50,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:57:50,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:57:50,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:57:50,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:57:50,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:57:50,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:50,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:57:50,645 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:57:50,645 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:57:50,645 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:57:50,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:57:50,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:57:50,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:57:50,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:57:50,646 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:57:50,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:57:50,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:57:50,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:50,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:57:50,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:57:50,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:57:50,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:57:50,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:57:50,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:57:50,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:57:50,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:57:50,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:57:50,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:57:50,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:57:50,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:50,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:50,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:50,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:51,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:57:51,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-10-27 02:57:51,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 02:57:51,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 553 [2020-10-27 02:57:51,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:57:51,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 02:57:51,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 58 [2020-10-27 02:57:51,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 02:57:51,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:57:51,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:57:51,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:57:51,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:51,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:57:51,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 02:57:51,305 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:57:51,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:57:51,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:57:51,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:57:51,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:57:51,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:57:51,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:57:51,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:57:51,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:57:51,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:51,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:57:51,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:57:51,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:57:51,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:57:51,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:57:51,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:57:51,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:57:51,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:57:51,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:57:51,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:57:51,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:57:51,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:51,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:57:51,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:57:51,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:57:51,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:57:51,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:57:51,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:57:51,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:57:51,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:57:51,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:57:51,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 02:57:51,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:57:51,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:51,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:57:51,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:57:51,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:57:51,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:57:51,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:57:51,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:57:51,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:57:51,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:57:51,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:57:51,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 02:57:51,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:57:51,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:51,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:57:51,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-27 02:57:51,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:57:51,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:57:51,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:57:51,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:57:51,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:57:51,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:57:51,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:57:51,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:57:51,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:57:51,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:51,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:57:51,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:57:51,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:57:51,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:57:51,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:57:51,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:57:51,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:57:51,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:57:51,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:57:51,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:57:51,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:57:51,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:51,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:57:51,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:57:51,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:57:51,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:57:51,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:57:51,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:57:51,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:57:51,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:57:51,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:57:51,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 02:57:51,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:57:51,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:51,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:57:51,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:57:51,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:57:51,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:57:51,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:57:51,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:57:51,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:57:51,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:57:51,407 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:57:51,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-27 02:57:51,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:57:51,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:51,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:51,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:51,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:51,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:57:51,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 02:57:51,538 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 02:57:51,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 123 [2020-10-27 02:57:51,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:57:51,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 02:57:51,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:57:51,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-27 02:57:51,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:57:51,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:57:51,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:57:51,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:51,602 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:57:51,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:57:51,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:57:51,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 02:57:51,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:57:51,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 02:57:51,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:57:51,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 02:57:51,603 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:57:51,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:57:51,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:57:51,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:51,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:57:51,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:57:51,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:57:51,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 02:57:51,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:57:51,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 02:57:51,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:57:51,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 02:57:51,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:57:51,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 02:57:51,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:57:51,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:51,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:57:51,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:57:51,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:57:51,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:57:51,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:57:51,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:57:51,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:57:51,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:57:51,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:57:51,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-27 02:57:51,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:57:51,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:51,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:57:51,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 02:57:51,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:57:51,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:57:51,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:57:51,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:57:51,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 02:57:51,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:57:51,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:57:51,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:57:51,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:57:51,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:51,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:57:51,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:57:51,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:57:51,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:57:51,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:57:51,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:57:51,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:57:51,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:57:51,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:57:51,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:57:51,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:57:51,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:51,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:57:51,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:57:51,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:57:51,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:57:51,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:57:51,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:57:51,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:57:51,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:57:51,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:57:51,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-27 02:57:51,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:57:51,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:51,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:57:51,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:57:51,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:57:51,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:57:51,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:57:51,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:57:51,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 02:57:51,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:57:51,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:57:51,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:57:51,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:57:51,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:51,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:57:51,941 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:57:51,941 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:57:51,941 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:57:51,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:57:51,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:57:51,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:57:51,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:57:51,942 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:57:51,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 02:57:51,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:57:51,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:51,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:57:51,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:57:51,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:57:51,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:57:51,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:57:51,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:57:51,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:57:51,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:57:51,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:57:51,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-27 02:57:51,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:57:51,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:51,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:57:51,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:57:51,954 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:57:51,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:57:51,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:57:51,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:57:51,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:57:51,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:57:51,955 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:57:51,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-27 02:57:51,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:57:51,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:51,959 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:57:51,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:57:51,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:57:51,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:57:51,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:57:51,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:57:51,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:57:51,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:57:51,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:57:51,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-27 02:57:51,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:57:51,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:57:51,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:57:51,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:57:51,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:57:51,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:57:51,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:57:51,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:57:51,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:57:51,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:57:51,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:57:52,025 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-10-27 02:57:52,025 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [739913837] [2020-10-27 02:57:52,026 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 02:57:52,026 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-10-27 02:57:52,026 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1538085990] [2020-10-27 02:57:52,027 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-27 02:57:52,028 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:57:52,028 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-27 02:57:52,028 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=258, Unknown=0, NotChecked=0, Total=306 [2020-10-27 02:57:52,029 INFO L87 Difference]: Start difference. First operand 429 states and 568 transitions. Second operand 18 states. [2020-10-27 02:57:55,623 WARN L193 SmtUtils]: Spent 1.90 s on a formula simplification that was a NOOP. DAG size: 556 [2020-10-27 02:57:58,843 WARN L193 SmtUtils]: Spent 1.92 s on a formula simplification that was a NOOP. DAG size: 555 [2020-10-27 02:58:00,831 WARN L193 SmtUtils]: Spent 1.92 s on a formula simplification that was a NOOP. DAG size: 558 [2020-10-27 02:58:02,821 WARN L193 SmtUtils]: Spent 1.91 s on a formula simplification that was a NOOP. DAG size: 558 [2020-10-27 02:58:04,806 WARN L193 SmtUtils]: Spent 1.92 s on a formula simplification that was a NOOP. DAG size: 558 [2020-10-27 02:58:21,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:58:21,516 INFO L93 Difference]: Finished difference Result 1108 states and 1571 transitions. [2020-10-27 02:58:21,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2020-10-27 02:58:21,522 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 153 [2020-10-27 02:58:21,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:58:21,531 INFO L225 Difference]: With dead ends: 1108 [2020-10-27 02:58:21,531 INFO L226 Difference]: Without dead ends: 752 [2020-10-27 02:58:21,534 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 514 ImplicationChecksByTransitivity, 13.6s TimeCoverageRelationStatistics Valid=520, Invalid=1930, Unknown=0, NotChecked=0, Total=2450 [2020-10-27 02:58:21,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 752 states. [2020-10-27 02:58:21,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 752 to 429. [2020-10-27 02:58:21,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 429 states. [2020-10-27 02:58:21,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 429 states and 567 transitions. [2020-10-27 02:58:21,764 INFO L78 Accepts]: Start accepts. Automaton has 429 states and 567 transitions. Word has length 153 [2020-10-27 02:58:21,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:58:21,765 INFO L481 AbstractCegarLoop]: Abstraction has 429 states and 567 transitions. [2020-10-27 02:58:21,765 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-27 02:58:21,765 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 567 transitions. [2020-10-27 02:58:21,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2020-10-27 02:58:21,768 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:58:21,768 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:58:21,769 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 02:58:21,769 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 02:58:21,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:58:21,769 INFO L82 PathProgramCache]: Analyzing trace with hash 535982753, now seen corresponding path program 1 times [2020-10-27 02:58:21,770 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:58:21,770 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [416680672] [2020-10-27 02:58:21,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:58:21,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:58:21,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:21,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:21,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:22,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:22,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:26,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:58:26,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 228 [2020-10-27 02:58:26,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 02:58:26,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-27 02:58:26,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:58:26,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:58:26,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 89 [2020-10-27 02:58:26,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 02:58:26,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:58:28,851 WARN L193 SmtUtils]: Spent 1.96 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-27 02:58:28,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:58:28,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:58:28,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:28,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:58:28,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:58:28,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:58:28,896 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-27 02:58:28,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:58:28,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:58:28,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:58:28,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:58:28,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:58:28,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:58:28,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:58:28,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:28,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:58:28,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:58:28,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:58:28,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:58:28,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:58:28,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:58:28,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:58:28,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:58:28,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:58:28,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:58:28,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:58:28,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:28,917 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:58:28,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:58:28,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:58:28,917 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:58:28,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:58:28,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:58:28,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:58:28,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:58:28,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:58:28,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:58:28,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:58:28,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:28,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:58:28,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:58:28,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:58:28,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:58:28,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:58:28,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:58:28,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:58:28,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:58:28,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:58:28,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:58:28,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:58:28,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:28,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:29,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:29,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:58:29,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 93 [2020-10-27 02:58:29,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 02:58:29,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 490 [2020-10-27 02:58:29,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:58:29,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:58:29,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 58 [2020-10-27 02:58:29,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 02:58:29,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:58:29,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:58:29,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:58:29,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:29,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:58:29,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 02:58:29,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:58:29,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:58:29,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:58:29,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:58:29,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:58:29,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:58:29,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:58:29,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:58:29,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:58:29,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:29,525 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:58:29,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:58:29,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:58:29,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:58:29,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:58:29,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:58:29,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:58:29,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:58:29,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:58:29,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:58:29,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:58:29,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:29,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:58:29,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:58:29,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:58:29,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:58:29,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:58:29,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:58:29,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:58:29,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:58:29,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:58:29,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 02:58:29,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:58:29,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:29,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:58:29,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:58:29,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:58:29,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:58:29,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:58:29,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:58:29,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:58:29,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:58:29,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:58:29,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 02:58:29,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:58:29,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:29,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:58:29,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-27 02:58:29,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:58:29,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:58:29,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:58:29,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:58:29,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:58:29,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:58:29,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:58:29,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:58:29,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:58:29,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:29,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:58:29,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:58:29,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:58:29,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:58:29,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:58:29,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:58:29,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:58:29,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:58:29,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:58:29,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:58:29,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:58:29,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:29,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:58:29,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:58:29,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:58:29,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:58:29,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:58:29,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:58:29,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:58:29,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:58:29,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:58:29,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 02:58:29,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:58:29,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:29,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:58:29,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:58:29,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:58:29,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:58:29,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:58:29,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:58:29,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:58:29,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:58:29,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:58:29,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-27 02:58:29,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:58:29,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:29,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:29,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:29,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:58:29,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-27 02:58:29,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 02:58:29,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 81 [2020-10-27 02:58:29,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:58:29,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:58:29,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:58:29,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-27 02:58:29,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:58:29,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:58:29,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:58:29,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:29,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:58:29,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:58:29,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:58:29,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:58:29,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:58:29,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:58:29,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:58:29,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 02:58:29,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:58:29,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:58:29,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:58:29,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:29,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:58:29,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:58:29,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:58:29,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:58:29,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:58:29,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:58:29,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:58:29,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:58:29,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:58:29,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:58:29,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:58:29,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:29,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:58:29,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:58:29,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:58:29,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:58:29,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:58:29,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 02:58:29,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:58:29,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:58:29,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:58:29,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-27 02:58:29,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:58:29,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:29,822 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:58:29,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 02:58:29,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:58:29,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:58:29,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:58:29,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:58:29,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 02:58:29,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:58:29,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:58:29,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:58:29,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:58:29,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:29,861 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:58:29,861 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:58:29,861 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:58:29,861 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:58:29,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:58:29,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:58:29,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:58:29,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:58:29,862 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:58:29,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:58:29,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:58:29,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:29,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:58:29,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:58:29,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:58:29,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:58:29,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:58:29,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:58:29,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:58:29,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:58:29,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:58:29,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-27 02:58:29,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:58:29,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:29,939 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:58:29,939 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:58:29,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:58:29,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:58:29,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:58:29,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:58:29,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 02:58:29,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:58:29,940 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:58:29,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:58:29,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:58:29,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:29,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:58:29,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:58:29,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:58:29,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:58:29,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:58:29,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:58:29,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:58:29,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:58:29,943 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:58:29,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-27 02:58:29,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:58:29,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:29,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:58:29,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:58:29,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:58:29,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:58:29,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:58:29,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:58:29,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:58:29,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:58:29,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:58:29,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 02:58:29,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:58:29,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:29,949 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:58:29,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:58:29,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:58:29,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:58:29,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:58:29,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:58:29,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:58:29,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:58:29,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:58:29,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-27 02:58:29,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:58:29,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:29,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:58:29,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:58:29,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:58:29,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:58:29,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:58:29,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:58:29,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:58:29,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:58:29,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:58:29,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-10-27 02:58:29,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:58:29,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:29,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:58:29,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:58:29,956 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:58:29,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:58:29,956 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:58:29,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:58:29,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:58:29,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:58:29,957 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:58:29,994 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2020-10-27 02:58:29,994 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [416680672] [2020-10-27 02:58:29,994 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 02:58:29,994 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2020-10-27 02:58:29,994 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [776561471] [2020-10-27 02:58:29,995 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-27 02:58:29,995 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:58:29,995 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-27 02:58:29,996 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=196, Unknown=0, NotChecked=0, Total=240 [2020-10-27 02:58:29,996 INFO L87 Difference]: Start difference. First operand 429 states and 567 transitions. Second operand 16 states. [2020-10-27 02:58:33,604 WARN L193 SmtUtils]: Spent 1.96 s on a formula simplification that was a NOOP. DAG size: 556 [2020-10-27 02:58:36,636 WARN L193 SmtUtils]: Spent 1.93 s on a formula simplification that was a NOOP. DAG size: 555 [2020-10-27 02:58:38,661 WARN L193 SmtUtils]: Spent 1.97 s on a formula simplification that was a NOOP. DAG size: 558 [2020-10-27 02:58:41,098 WARN L193 SmtUtils]: Spent 1.96 s on a formula simplification that was a NOOP. DAG size: 558 [2020-10-27 02:58:59,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:58:59,954 INFO L93 Difference]: Finished difference Result 1101 states and 1561 transitions. [2020-10-27 02:58:59,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-10-27 02:58:59,955 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 154 [2020-10-27 02:58:59,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:58:59,961 INFO L225 Difference]: With dead ends: 1101 [2020-10-27 02:58:59,961 INFO L226 Difference]: Without dead ends: 750 [2020-10-27 02:58:59,964 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 420 ImplicationChecksByTransitivity, 11.5s TimeCoverageRelationStatistics Valid=457, Invalid=1523, Unknown=0, NotChecked=0, Total=1980 [2020-10-27 02:58:59,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 750 states. [2020-10-27 02:59:00,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 750 to 429. [2020-10-27 02:59:00,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 429 states. [2020-10-27 02:59:00,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 429 states and 566 transitions. [2020-10-27 02:59:00,142 INFO L78 Accepts]: Start accepts. Automaton has 429 states and 566 transitions. Word has length 154 [2020-10-27 02:59:00,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:59:00,143 INFO L481 AbstractCegarLoop]: Abstraction has 429 states and 566 transitions. [2020-10-27 02:59:00,143 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-27 02:59:00,143 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 566 transitions. [2020-10-27 02:59:00,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2020-10-27 02:59:00,147 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:59:00,147 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:59:00,147 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 02:59:00,147 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 02:59:00,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:59:00,148 INFO L82 PathProgramCache]: Analyzing trace with hash 2047837511, now seen corresponding path program 2 times [2020-10-27 02:59:00,148 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:59:00,148 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1473995817] [2020-10-27 02:59:00,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:59:00,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:00,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:00,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:00,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:00,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:00,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:05,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:05,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 229 [2020-10-27 02:59:05,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 02:59:05,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-27 02:59:05,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:05,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 17 [2020-10-27 02:59:05,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 52 [2020-10-27 02:59:05,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 123 [2020-10-27 02:59:05,203 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:07,333 WARN L193 SmtUtils]: Spent 2.07 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-27 02:59:07,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:59:07,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:07,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:07,390 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:07,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:59:07,390 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:07,390 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-27 02:59:07,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:07,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:59:07,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:59:07,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:59:07,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:07,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:59:07,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:07,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:07,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:07,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:59:07,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:07,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:59:07,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:07,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:59:07,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:59:07,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:59:07,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:07,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:59:07,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:07,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:07,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:07,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:59:07,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:07,415 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:59:07,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:07,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:59:07,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:59:07,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:59:07,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:07,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:59:07,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:07,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:07,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:07,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:59:07,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:07,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:59:07,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:07,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:59:07,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:59:07,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:59:07,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:07,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:59:07,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:07,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:07,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:07,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:07,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:10,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:10,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 94 [2020-10-27 02:59:10,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 02:59:10,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2545 [2020-10-27 02:59:10,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:10,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-27 02:59:10,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:59:10,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 80 [2020-10-27 02:59:10,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:10,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:59:10,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:10,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:10,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:10,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 02:59:10,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:10,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 02:59:10,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:10,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:59:10,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:59:10,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-27 02:59:10,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:10,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:59:10,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:10,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:10,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:10,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:59:10,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:10,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:59:10,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:10,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:59:10,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:59:10,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:59:10,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:10,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:59:10,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:10,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:10,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:10,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:59:10,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:10,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:59:10,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:10,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:59:10,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:59:10,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:59:10,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:10,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 02:59:10,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:10,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:10,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:10,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:59:10,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:10,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:59:10,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:10,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:59:10,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:59:10,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:59:10,162 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:10,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 02:59:10,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:10,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:10,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:10,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-27 02:59:10,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:10,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-27 02:59:10,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:10,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:59:10,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 02:59:10,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-27 02:59:10,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:10,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:59:10,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:10,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:10,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:10,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:59:10,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:10,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:59:10,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:10,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:59:10,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:59:10,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 02:59:10,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:10,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:59:10,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:10,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:10,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:10,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:59:10,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:10,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:59:10,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:10,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:59:10,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:59:10,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:59:10,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:10,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 02:59:10,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:10,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:10,321 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:10,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:59:10,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:10,321 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 02:59:10,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:10,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:59:10,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 02:59:10,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 02:59:10,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:10,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-27 02:59:10,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:10,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:10,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:10,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:10,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:10,510 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 02:59:10,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 02:59:10,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 179 [2020-10-27 02:59:10,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:10,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:59:10,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 02:59:10,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-27 02:59:10,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:10,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:59:10,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:10,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:10,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:10,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:59:10,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:10,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:59:10,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:10,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:59:10,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:59:10,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 02:59:10,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:10,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:59:10,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:10,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:10,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:10,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:59:10,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:10,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:59:10,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:10,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:59:10,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:59:10,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:59:10,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:10,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:59:10,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:10,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:10,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:10,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:59:10,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:10,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 02:59:10,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:10,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:59:10,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 02:59:10,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 02:59:10,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:10,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-27 02:59:10,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:10,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:10,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:10,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 02:59:10,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:10,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 02:59:10,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:10,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:59:10,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:59:10,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-27 02:59:10,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:10,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:59:10,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:10,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:10,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:10,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:59:10,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:10,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:59:10,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:10,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:59:10,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:59:10,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:59:10,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:10,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:59:10,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:10,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:10,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:10,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:59:10,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:10,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:59:10,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:10,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:59:10,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:59:10,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:59:10,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:10,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-27 02:59:10,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:10,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:10,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:10,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:59:10,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:10,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 02:59:10,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:10,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 02:59:10,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 02:59:10,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 02:59:10,724 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:10,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:59:10,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:10,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:10,817 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:10,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:59:10,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:10,818 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:59:10,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:10,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:59:10,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:59:10,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:59:10,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:10,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-27 02:59:10,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:10,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:10,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:10,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:59:10,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:10,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:59:10,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:10,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:59:10,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:59:10,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:59:10,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:10,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-27 02:59:10,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:10,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:10,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:10,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:59:10,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:10,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:59:10,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:10,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:59:10,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:59:10,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:59:10,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:10,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-10-27 02:59:10,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:10,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:10,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:10,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:59:10,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:10,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:59:10,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:10,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:59:10,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:59:10,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:59:10,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:10,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-27 02:59:10,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:10,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:10,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:10,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:59:10,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:10,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:59:10,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:10,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:59:10,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:59:10,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:59:10,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:10,935 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-10-27 02:59:10,936 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1473995817] [2020-10-27 02:59:10,936 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 02:59:10,936 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2020-10-27 02:59:10,936 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2054420750] [2020-10-27 02:59:10,937 INFO L461 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-10-27 02:59:10,937 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:59:10,937 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-10-27 02:59:10,938 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=287, Unknown=0, NotChecked=0, Total=342 [2020-10-27 02:59:10,938 INFO L87 Difference]: Start difference. First operand 429 states and 566 transitions. Second operand 19 states. [2020-10-27 02:59:14,152 WARN L193 SmtUtils]: Spent 1.99 s on a formula simplification that was a NOOP. DAG size: 555