/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_spec0_product36.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 02:34:32,986 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 02:34:32,989 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 02:34:33,048 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 02:34:33,048 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 02:34:33,055 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 02:34:33,057 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 02:34:33,063 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 02:34:33,083 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 02:34:33,089 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 02:34:33,091 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 02:34:33,092 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 02:34:33,092 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 02:34:33,096 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 02:34:33,100 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 02:34:33,102 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 02:34:33,103 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 02:34:33,108 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 02:34:33,116 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 02:34:33,121 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 02:34:33,126 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 02:34:33,128 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 02:34:33,129 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 02:34:33,132 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 02:34:33,142 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 02:34:33,142 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 02:34:33,142 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 02:34:33,146 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 02:34:33,146 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 02:34:33,147 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 02:34:33,148 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 02:34:33,149 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 02:34:33,151 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 02:34:33,152 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 02:34:33,153 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 02:34:33,154 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 02:34:33,155 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 02:34:33,155 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 02:34:33,155 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 02:34:33,156 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 02:34:33,157 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 02:34:33,165 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 02:34:33,218 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 02:34:33,218 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 02:34:33,222 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 02:34:33,222 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 02:34:33,222 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 02:34:33,222 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 02:34:33,223 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 02:34:33,223 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 02:34:33,223 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 02:34:33,223 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 02:34:33,224 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 02:34:33,224 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 02:34:33,224 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 02:34:33,225 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 02:34:33,225 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 02:34:33,225 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 02:34:33,225 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 02:34:33,226 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 02:34:33,226 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 02:34:33,226 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 02:34:33,226 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 02:34:33,226 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 02:34:33,227 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 02:34:33,227 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 02:34:33,227 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 02:34:33,227 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 02:34:33,228 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 02:34:33,228 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 02:34:33,229 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 02:34:33,229 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 02:34:33,731 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 02:34:33,764 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 02:34:33,768 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 02:34:33,769 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 02:34:33,770 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 02:34:33,772 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec0_product36.cil.c [2020-10-27 02:34:33,872 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e007957e4/65d95d5b4dbd48e8b338384575962e23/FLAGdc54b9073 [2020-10-27 02:34:34,661 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 02:34:34,662 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec0_product36.cil.c [2020-10-27 02:34:34,695 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e007957e4/65d95d5b4dbd48e8b338384575962e23/FLAGdc54b9073 [2020-10-27 02:34:34,869 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e007957e4/65d95d5b4dbd48e8b338384575962e23 [2020-10-27 02:34:34,872 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 02:34:34,880 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 02:34:34,881 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 02:34:34,882 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 02:34:34,886 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 02:34:34,887 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 02:34:34" (1/1) ... [2020-10-27 02:34:34,890 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28176dcd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:34:34, skipping insertion in model container [2020-10-27 02:34:34,891 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 02:34:34" (1/1) ... [2020-10-27 02:34:34,899 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 02:34:34,961 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 02:34:35,674 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 02:34:35,689 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 02:34:35,826 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 02:34:35,926 INFO L208 MainTranslator]: Completed translation [2020-10-27 02:34:35,927 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:34:35 WrapperNode [2020-10-27 02:34:35,927 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 02:34:35,929 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 02:34:35,929 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 02:34:35,929 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 02:34:35,944 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:34:35" (1/1) ... [2020-10-27 02:34:35,946 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:34:35" (1/1) ... [2020-10-27 02:34:35,997 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:34:35" (1/1) ... [2020-10-27 02:34:35,998 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:34:35" (1/1) ... [2020-10-27 02:34:36,050 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:34:35" (1/1) ... [2020-10-27 02:34:36,071 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:34:35" (1/1) ... [2020-10-27 02:34:36,082 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:34:35" (1/1) ... [2020-10-27 02:34:36,098 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 02:34:36,099 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 02:34:36,099 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 02:34:36,099 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 02:34:36,100 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:34:35" (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 02:34:36,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 02:34:36,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 02:34:36,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 02:34:36,183 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 02:34:36,183 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 02:34:36,183 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 02:34:36,183 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 02:34:36,184 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 02:34:36,184 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 02:34:36,184 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 02:34:36,184 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 02:34:36,184 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 02:34:36,184 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 02:34:36,185 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 02:34:36,185 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-10-27 02:34:36,185 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 02:34:36,185 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-10-27 02:34:36,185 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-10-27 02:34:36,186 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-10-27 02:34:36,186 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-10-27 02:34:36,186 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-10-27 02:34:36,186 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-10-27 02:34:36,186 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-10-27 02:34:36,187 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-10-27 02:34:36,187 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-10-27 02:34:36,187 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-10-27 02:34:36,187 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-10-27 02:34:36,187 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-10-27 02:34:36,187 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-10-27 02:34:36,188 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-10-27 02:34:36,188 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-10-27 02:34:36,188 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-10-27 02:34:36,188 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-10-27 02:34:36,188 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-10-27 02:34:36,189 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-10-27 02:34:36,189 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-10-27 02:34:36,189 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-10-27 02:34:36,189 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-10-27 02:34:36,189 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-10-27 02:34:36,190 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-10-27 02:34:36,190 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-10-27 02:34:36,190 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-10-27 02:34:36,190 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-10-27 02:34:36,190 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-10-27 02:34:36,190 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-10-27 02:34:36,191 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-10-27 02:34:36,191 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-10-27 02:34:36,191 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-10-27 02:34:36,191 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-10-27 02:34:36,192 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-10-27 02:34:36,192 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2020-10-27 02:34:36,192 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-10-27 02:34:36,192 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-10-27 02:34:36,192 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Base [2020-10-27 02:34:36,192 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__AddressBook [2020-10-27 02:34:36,193 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-10-27 02:34:36,193 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-10-27 02:34:36,193 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-10-27 02:34:36,193 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-10-27 02:34:36,193 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-10-27 02:34:36,194 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-10-27 02:34:36,194 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-10-27 02:34:36,194 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2020-10-27 02:34:36,194 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2020-10-27 02:34:36,194 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2020-10-27 02:34:36,194 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-10-27 02:34:36,195 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-10-27 02:34:36,195 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-10-27 02:34:36,195 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-10-27 02:34:36,195 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-10-27 02:34:36,195 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-10-27 02:34:36,196 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-10-27 02:34:36,196 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-10-27 02:34:36,196 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-10-27 02:34:36,196 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-10-27 02:34:36,196 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-10-27 02:34:36,196 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-10-27 02:34:36,197 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-10-27 02:34:36,197 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-10-27 02:34:36,197 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-10-27 02:34:36,197 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-10-27 02:34:36,197 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-10-27 02:34:36,197 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-10-27 02:34:36,198 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-10-27 02:34:36,198 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-10-27 02:34:36,198 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-10-27 02:34:36,198 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__DecryptForward_spec__1 [2020-10-27 02:34:36,198 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 02:34:36,199 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-10-27 02:34:36,199 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-10-27 02:34:36,199 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-10-27 02:34:36,199 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-10-27 02:34:36,199 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-10-27 02:34:36,199 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 02:34:36,200 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 02:34:36,200 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2020-10-27 02:34:36,200 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2020-10-27 02:34:36,200 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2020-10-27 02:34:36,200 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 02:34:36,201 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 02:34:36,201 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 02:34:36,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 02:34:36,201 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 02:34:36,201 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 02:34:36,201 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 02:34:36,202 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 02:34:36,202 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 02:34:36,202 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 02:34:36,202 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 02:34:36,202 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 02:34:36,202 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 02:34:36,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 02:34:36,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 02:34:36,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 02:34:36,203 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 02:34:36,203 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 02:34:36,203 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 02:34:36,204 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 02:34:36,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 02:34:36,204 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 02:34:36,204 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 02:34:36,204 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 02:34:36,204 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 02:34:36,205 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-10-27 02:34:36,205 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 02:34:36,205 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-10-27 02:34:36,205 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-10-27 02:34:36,205 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-10-27 02:34:36,205 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-10-27 02:34:36,206 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-10-27 02:34:36,206 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-10-27 02:34:36,206 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-10-27 02:34:36,206 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-10-27 02:34:36,206 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-10-27 02:34:36,207 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-10-27 02:34:36,207 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-10-27 02:34:36,207 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-10-27 02:34:36,207 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-10-27 02:34:36,207 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-10-27 02:34:36,207 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-10-27 02:34:36,208 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-10-27 02:34:36,208 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-10-27 02:34:36,208 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-10-27 02:34:36,208 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-10-27 02:34:36,208 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-10-27 02:34:36,208 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-10-27 02:34:36,209 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-10-27 02:34:36,209 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-10-27 02:34:36,209 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-10-27 02:34:36,209 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-10-27 02:34:36,209 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-10-27 02:34:36,209 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-10-27 02:34:36,209 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-10-27 02:34:36,210 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-10-27 02:34:36,210 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-10-27 02:34:36,210 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-10-27 02:34:36,210 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-10-27 02:34:36,210 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-10-27 02:34:36,210 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-10-27 02:34:36,211 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-10-27 02:34:36,211 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-10-27 02:34:36,211 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-10-27 02:34:36,211 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-10-27 02:34:36,211 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-27 02:34:36,211 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-10-27 02:34:36,212 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-10-27 02:34:36,212 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-10-27 02:34:36,212 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-10-27 02:34:36,212 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-10-27 02:34:36,212 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-10-27 02:34:36,212 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-10-27 02:34:36,212 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-10-27 02:34:36,213 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-10-27 02:34:36,213 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-10-27 02:34:36,213 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2020-10-27 02:34:36,213 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2020-10-27 02:34:36,213 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2020-10-27 02:34:36,213 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2020-10-27 02:34:36,213 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Base [2020-10-27 02:34:36,214 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__AddressBook [2020-10-27 02:34:36,214 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__DecryptForward_spec__1 [2020-10-27 02:34:36,214 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-10-27 02:34:36,214 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-10-27 02:34:36,214 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-10-27 02:34:36,214 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-10-27 02:34:36,214 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-10-27 02:34:36,215 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-10-27 02:34:36,215 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-10-27 02:34:36,215 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-10-27 02:34:36,215 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-10-27 02:34:36,215 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-10-27 02:34:36,215 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-10-27 02:34:36,215 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-10-27 02:34:36,216 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-10-27 02:34:36,216 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-10-27 02:34:36,216 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-10-27 02:34:36,216 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-10-27 02:34:36,216 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2020-10-27 02:34:36,216 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2020-10-27 02:34:36,217 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2020-10-27 02:34:36,217 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-10-27 02:34:36,217 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 02:34:36,217 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-10-27 02:34:36,217 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-10-27 02:34:36,217 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-10-27 02:34:36,217 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-10-27 02:34:36,218 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 02:34:36,218 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 02:34:36,218 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 02:34:36,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 02:34:36,218 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 02:34:38,978 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 02:34:38,978 INFO L298 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-27 02:34:38,982 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 02:34:38 BoogieIcfgContainer [2020-10-27 02:34:38,982 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 02:34:38,988 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 02:34:38,988 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 02:34:38,992 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 02:34:38,992 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 02:34:34" (1/3) ... [2020-10-27 02:34:38,994 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75dff033 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 02:34:38, skipping insertion in model container [2020-10-27 02:34:38,994 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:34:35" (2/3) ... [2020-10-27 02:34:38,994 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75dff033 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 02:34:38, skipping insertion in model container [2020-10-27 02:34:38,995 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 02:34:38" (3/3) ... [2020-10-27 02:34:38,996 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec0_product36.cil.c [2020-10-27 02:34:39,009 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 02:34:39,015 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 02:34:39,029 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 02:34:39,079 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 02:34:39,079 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 02:34:39,079 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 02:34:39,080 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 02:34:39,080 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 02:34:39,080 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 02:34:39,080 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 02:34:39,080 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 02:34:39,120 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states. [2020-10-27 02:34:39,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2020-10-27 02:34:39,154 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:34:39,155 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:34:39,156 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 02:34:39,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:34:39,165 INFO L82 PathProgramCache]: Analyzing trace with hash -226692336, now seen corresponding path program 1 times [2020-10-27 02:34:39,178 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:34:39,178 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [983003605] [2020-10-27 02:34:39,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:34:39,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:34:39,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:39,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:40,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:40,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:44,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:34:44,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 227 [2020-10-27 02:34:44,753 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 02:34:44,753 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5056 [2020-10-27 02:34:44,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:34:44,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 24 [2020-10-27 02:34:44,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-27 02:34:44,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 135 [2020-10-27 02:34:44,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 02:34:47,642 WARN L193 SmtUtils]: Spent 2.43 s on a formula simplification that was a NOOP. DAG size: 535 [2020-10-27 02:34:47,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:34:47,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:34:47,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:47,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:34:47,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:34:47,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:34:47,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-10-27 02:34:47,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:34:47,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:34:47,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:34:47,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:34:47,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:34:47,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:34:47,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:34:47,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:47,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:34:47,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:34:47,753 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:34:47,753 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:34:47,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:34:47,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:34:47,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:34:47,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:34:47,754 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:34:47,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:34:47,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:34:47,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:47,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:34:47,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:34:47,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:34:47,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:34:47,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:34:47,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:34:47,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:34:47,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:34:47,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:34:47,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:34:47,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:34:47,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:47,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:34:47,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:34:47,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:34:47,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:34:47,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:34:47,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:34:47,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:34:47,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:34:47,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:34:47,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:34:47,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:34:47,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:47,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:47,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:48,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:34:48,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-27 02:34:48,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 02:34:48,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 482 [2020-10-27 02:34:48,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:34:48,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:34:48,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:34:48,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-27 02:34:48,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:34:48,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:34:48,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:34:48,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:48,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:34:48,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:34:48,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:34:48,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:34:48,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:34:48,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:34:48,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:34:48,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:34:48,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:34:48,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:34:48,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:34:48,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:48,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:34:48,351 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:34:48,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:34:48,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:34:48,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:34:48,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:34:48,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:34:48,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:34:48,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:34:48,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 02:34:48,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:34:48,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:48,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:48,378 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:34:48,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:34:48,378 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:34:48,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-27 02:34:48,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:34:48,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:34:48,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:34:48,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 02:34:48,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:34:48,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:34:48,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:34:48,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:48,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:34:48,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:34:48,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:34:48,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:34:48,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:34:48,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:34:48,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:34:48,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:34:48,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:34:48,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 02:34:48,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:34:48,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:48,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:34:48,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:34:48,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:34:48,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:34:48,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:34:48,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:34:48,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:34:48,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 02:34:48,400 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:34:48,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:34:48,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:34:48,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:48,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:34:48,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:34:48,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:34:48,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:34:48,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:34:48,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:34:48,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:34:48,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:34:48,407 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:34:48,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-10-27 02:34:48,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:34:48,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:48,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:34:48,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 02:34:48,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:34:48,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-27 02:34:48,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:34:48,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 02:34:48,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:34:48,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-27 02:34:48,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:34:48,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:34:48,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:34:48,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:48,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:34:48,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:34:48,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:34:48,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:34:48,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:34:48,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:34:48,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:34:48,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:34:48,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:34:48,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:34:48,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:34:48,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:48,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:34:48,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:34:48,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:34:48,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 02:34:48,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:34:48,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 02:34:48,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:34:48,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:34:48,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:34:48,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-27 02:34:48,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:34:48,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:48,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:34:48,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:34:48,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:34:48,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:34:48,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:34:48,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:34:48,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:34:48,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:34:48,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:34:48,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 02:34:48,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:34:48,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:48,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:34:48,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:34:48,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:34:48,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:34:48,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:34:48,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:34:48,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:34:48,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:34:48,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:34:48,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-27 02:34:48,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:34:48,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:48,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:34:48,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:34:48,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:34:48,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:34:48,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:34:48,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:34:48,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:34:48,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:34:48,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:34:48,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-27 02:34:48,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:34:48,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:48,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:34:48,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:34:48,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:34:48,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:34:48,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:34:48,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:34:48,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:34:48,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:34:48,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:34:48,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 02:34:48,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:34:48,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:48,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:34:48,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 02:34:48,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:34:48,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-27 02:34:48,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:34:48,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:34:48,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:34:48,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-27 02:34:48,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:34:48,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:34:48,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:34:48,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:48,996 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:34:48,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 02:34:48,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:34:48,997 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 02:34:48,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:34:48,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:34:48,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:34:48,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 02:34:48,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:34:49,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:34:49,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:34:49,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:49,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:34:49,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:34:49,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:34:49,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:34:49,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:34:49,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:34:49,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:34:49,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:34:49,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:34:49,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:34:49,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:34:49,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:49,018 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:34:49,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:34:49,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:34:49,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 02:34:49,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:34:49,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 02:34:49,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:34:49,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:34:49,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:34:49,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-27 02:34:49,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:34:49,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:49,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:34:49,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:34:49,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:34:49,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:34:49,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:34:49,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:34:49,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:34:49,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:34:49,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:34:49,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-27 02:34:49,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:34:49,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:49,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:34:49,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:34:49,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:34:49,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:34:49,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:34:49,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:34:49,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:34:49,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:34:49,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:34:49,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-27 02:34:49,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:34:49,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:34:49,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:34:49,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:34:49,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:34:49,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:34:49,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:34:49,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:34:49,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:34:49,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:34:49,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:34:49,362 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-10-27 02:34:49,363 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [983003605] [2020-10-27 02:34:49,366 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 02:34:49,367 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26] total 26 [2020-10-27 02:34:49,368 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [157941252] [2020-10-27 02:34:49,378 INFO L461 AbstractCegarLoop]: Interpolant automaton has 26 states [2020-10-27 02:34:49,379 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:34:49,396 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2020-10-27 02:34:49,399 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=591, Unknown=0, NotChecked=0, Total=650 [2020-10-27 02:34:49,402 INFO L87 Difference]: Start difference. First operand 357 states. Second operand 26 states. [2020-10-27 02:34:54,258 WARN L193 SmtUtils]: Spent 1.94 s on a formula simplification that was a NOOP. DAG size: 537 [2020-10-27 02:34:57,363 WARN L193 SmtUtils]: Spent 1.93 s on a formula simplification that was a NOOP. DAG size: 539 [2020-10-27 02:34:59,488 WARN L193 SmtUtils]: Spent 1.94 s on a formula simplification that was a NOOP. DAG size: 541 [2020-10-27 02:35:01,760 WARN L193 SmtUtils]: Spent 1.94 s on a formula simplification that was a NOOP. DAG size: 540 [2020-10-27 02:35:05,276 WARN L193 SmtUtils]: Spent 1.90 s on a formula simplification that was a NOOP. DAG size: 540 [2020-10-27 02:35:09,095 WARN L193 SmtUtils]: Spent 1.90 s on a formula simplification that was a NOOP. DAG size: 538 [2020-10-27 02:35:13,447 WARN L193 SmtUtils]: Spent 1.90 s on a formula simplification that was a NOOP. DAG size: 540 [2020-10-27 02:35:15,612 WARN L193 SmtUtils]: Spent 1.91 s on a formula simplification that was a NOOP. DAG size: 539 [2020-10-27 02:35:19,053 WARN L193 SmtUtils]: Spent 1.92 s on a formula simplification that was a NOOP. DAG size: 541 [2020-10-27 02:35:22,339 WARN L193 SmtUtils]: Spent 1.90 s on a formula simplification that was a NOOP. DAG size: 542 [2020-10-27 02:35:24,429 WARN L193 SmtUtils]: Spent 1.96 s on a formula simplification that was a NOOP. DAG size: 542 [2020-10-27 02:35:26,554 WARN L193 SmtUtils]: Spent 2.03 s on a formula simplification that was a NOOP. DAG size: 542 [2020-10-27 02:35:28,703 WARN L193 SmtUtils]: Spent 2.05 s on a formula simplification that was a NOOP. DAG size: 545 [2020-10-27 02:35:30,748 WARN L193 SmtUtils]: Spent 1.94 s on a formula simplification that was a NOOP. DAG size: 541 [2020-10-27 02:35:33,134 WARN L193 SmtUtils]: Spent 2.06 s on a formula simplification that was a NOOP. DAG size: 541 [2020-10-27 02:35:35,295 WARN L193 SmtUtils]: Spent 2.06 s on a formula simplification that was a NOOP. DAG size: 543 [2020-10-27 02:35:37,533 WARN L193 SmtUtils]: Spent 2.02 s on a formula simplification that was a NOOP. DAG size: 543 [2020-10-27 02:35:42,794 WARN L193 SmtUtils]: Spent 1.95 s on a formula simplification that was a NOOP. DAG size: 540 [2020-10-27 02:35:44,987 WARN L193 SmtUtils]: Spent 1.89 s on a formula simplification that was a NOOP. DAG size: 540 [2020-10-27 02:35:46,981 WARN L193 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 542 [2020-10-27 02:35:49,050 WARN L193 SmtUtils]: Spent 1.90 s on a formula simplification that was a NOOP. DAG size: 542 [2020-10-27 02:36:04,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:36:04,707 INFO L93 Difference]: Finished difference Result 1190 states and 1885 transitions. [2020-10-27 02:36:04,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2020-10-27 02:36:04,711 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 151 [2020-10-27 02:36:04,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:36:04,749 INFO L225 Difference]: With dead ends: 1190 [2020-10-27 02:36:04,749 INFO L226 Difference]: Without dead ends: 889 [2020-10-27 02:36:04,763 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 102 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3393 ImplicationChecksByTransitivity, 48.8s TimeCoverageRelationStatistics Valid=1736, Invalid=8976, Unknown=0, NotChecked=0, Total=10712 [2020-10-27 02:36:04,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 889 states. [2020-10-27 02:36:05,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 889 to 588. [2020-10-27 02:36:05,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 588 states. [2020-10-27 02:36:05,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 588 states and 810 transitions. [2020-10-27 02:36:05,222 INFO L78 Accepts]: Start accepts. Automaton has 588 states and 810 transitions. Word has length 151 [2020-10-27 02:36:05,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:36:05,223 INFO L481 AbstractCegarLoop]: Abstraction has 588 states and 810 transitions. [2020-10-27 02:36:05,223 INFO L482 AbstractCegarLoop]: Interpolant automaton has 26 states. [2020-10-27 02:36:05,223 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 810 transitions. [2020-10-27 02:36:05,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-10-27 02:36:05,239 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:36:05,239 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:36:05,240 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 02:36:05,240 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 02:36:05,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:36:05,241 INFO L82 PathProgramCache]: Analyzing trace with hash -165323322, now seen corresponding path program 1 times [2020-10-27 02:36:05,241 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:36:05,241 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1987846727] [2020-10-27 02:36:05,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:36:05,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:05,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:05,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:05,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:05,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:05,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:08,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:09,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:10,321 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:10,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 229 [2020-10-27 02:36:10,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 02:36:10,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-27 02:36:10,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:10,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:36:10,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-27 02:36:10,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 02:36:10,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:12,244 WARN L193 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 535 [2020-10-27 02:36:12,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:36:12,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:12,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:12,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:12,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:36:12,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:12,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-27 02:36:12,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:12,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:12,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:12,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:12,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:12,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:36:12,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:12,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:12,330 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:12,330 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:36:12,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:12,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:36:12,331 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:12,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:12,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:12,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:12,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:12,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:36:12,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:12,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:12,337 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:12,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:36:12,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:12,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:36:12,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:12,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:12,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:12,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:12,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:12,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:36:12,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:12,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:12,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:12,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:36:12,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:12,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:36:12,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:12,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:12,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:12,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:12,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:12,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:36:12,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:12,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:12,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:12,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:12,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-27 02:36:12,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:36:12,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 283 [2020-10-27 02:36:12,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:12,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:36:12,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 02:36:12,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 02:36:12,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:12,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:36:12,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:12,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:12,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:12,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:36:12,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:12,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-27 02:36:12,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:12,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:12,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:12,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:12,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:12,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:36:12,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:12,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:12,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:12,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:36:12,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:12,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:36:12,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:12,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:12,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:12,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:12,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:12,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 02:36:12,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:12,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:12,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:12,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:36:12,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:12,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 02:36:12,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:12,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:36:12,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:36:12,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 02:36:12,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:12,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:36:12,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:12,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:12,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:12,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:36:12,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:12,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 02:36:12,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:12,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 02:36:12,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:12,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:36:12,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:12,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 02:36:12,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:12,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:12,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:12,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:36:12,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:12,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:36:12,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:12,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:12,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 02:36:12,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:12,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:36:12,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:36:12,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:12,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:12,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:12,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:36:12,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:12,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:36:12,893 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:12,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:12,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:12,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:12,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:12,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-27 02:36:12,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:12,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:12,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:12,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 02:36:12,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:12,944 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 02:36:12,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:12,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:12,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 02:36:12,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:12,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:12,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:36:12,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:12,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:12,979 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:12,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:36:12,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:12,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:36:12,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:12,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:12,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:12,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:12,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:13,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:36:13,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:13,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:13,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:13,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:36:13,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:13,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:36:13,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:13,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:13,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:13,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:13,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:13,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-27 02:36:13,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:13,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:13,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:13,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:36:13,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:13,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:36:13,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:13,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:13,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:36:13,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:13,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:13,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-27 02:36:13,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:13,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:13,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:13,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:36:13,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:13,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:36:13,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:13,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:13,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:36:13,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:13,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:13,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-27 02:36:13,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:13,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:13,035 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:13,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:36:13,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:13,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:36:13,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:13,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:13,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:36:13,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:13,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:13,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 02:36:13,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:13,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:13,042 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:13,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:36:13,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:13,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:36:13,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:13,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:13,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 02:36:13,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:13,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:13,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-27 02:36:13,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:13,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:13,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:13,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 02:36:13,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:13,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 02:36:13,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:13,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:13,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 02:36:13,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:13,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:13,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:36:13,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:13,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:13,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:13,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 02:36:13,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:13,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:36:13,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:13,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:13,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:13,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:13,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:13,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:36:13,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:13,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:13,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:13,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:36:13,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:13,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:36:13,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:13,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:13,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:13,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:13,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:13,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:36:13,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:13,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:13,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:13,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:36:13,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:13,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:36:13,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:13,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:13,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:13,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:13,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:13,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 02:36:13,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:13,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:13,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:13,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:36:13,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:13,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:36:13,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:13,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:13,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:36:13,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:13,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:13,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 02:36:13,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:13,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:13,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:13,126 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:36:13,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:13,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:36:13,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:13,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:13,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:36:13,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:13,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:13,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-10-27 02:36:13,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:13,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:13,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:13,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:36:13,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:13,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:36:13,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:13,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:13,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:36:13,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:13,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:13,207 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-10-27 02:36:13,207 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1987846727] [2020-10-27 02:36:13,208 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 02:36:13,208 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-27 02:36:13,208 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [808943150] [2020-10-27 02:36:13,210 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-27 02:36:13,210 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:36:13,211 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-27 02:36:13,211 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2020-10-27 02:36:13,212 INFO L87 Difference]: Start difference. First operand 588 states and 810 transitions. Second operand 14 states. [2020-10-27 02:36:17,045 WARN L193 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 538 [2020-10-27 02:36:19,416 WARN L193 SmtUtils]: Spent 1.90 s on a formula simplification that was a NOOP. DAG size: 537 [2020-10-27 02:36:21,480 WARN L193 SmtUtils]: Spent 1.97 s on a formula simplification that was a NOOP. DAG size: 540 [2020-10-27 02:36:23,496 WARN L193 SmtUtils]: Spent 1.95 s on a formula simplification that was a NOOP. DAG size: 540 [2020-10-27 02:36:35,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:36:35,183 INFO L93 Difference]: Finished difference Result 1430 states and 2145 transitions. [2020-10-27 02:36:35,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-27 02:36:35,184 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 153 [2020-10-27 02:36:35,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:36:35,196 INFO L225 Difference]: With dead ends: 1430 [2020-10-27 02:36:35,196 INFO L226 Difference]: Without dead ends: 877 [2020-10-27 02:36:35,200 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 191 ImplicationChecksByTransitivity, 10.5s TimeCoverageRelationStatistics Valid=273, Invalid=849, Unknown=0, NotChecked=0, Total=1122 [2020-10-27 02:36:35,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 877 states. [2020-10-27 02:36:35,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 877 to 590. [2020-10-27 02:36:35,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 590 states. [2020-10-27 02:36:35,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 590 states and 812 transitions. [2020-10-27 02:36:35,495 INFO L78 Accepts]: Start accepts. Automaton has 590 states and 812 transitions. Word has length 153 [2020-10-27 02:36:35,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:36:35,495 INFO L481 AbstractCegarLoop]: Abstraction has 590 states and 812 transitions. [2020-10-27 02:36:35,495 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-27 02:36:35,495 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 812 transitions. [2020-10-27 02:36:35,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2020-10-27 02:36:35,499 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:36:35,500 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:36:35,500 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 02:36:35,500 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 02:36:35,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:36:35,501 INFO L82 PathProgramCache]: Analyzing trace with hash -729595370, now seen corresponding path program 1 times [2020-10-27 02:36:35,501 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:36:35,502 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [837737736] [2020-10-27 02:36:35,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:36:35,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:35,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:35,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:35,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:36,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:40,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:40,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 230 [2020-10-27 02:36:40,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 02:36:40,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-27 02:36:40,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:40,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 29 [2020-10-27 02:36:40,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:36:40,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 180 [2020-10-27 02:36:40,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:42,788 WARN L193 SmtUtils]: Spent 2.01 s on a formula simplification that was a NOOP. DAG size: 535 [2020-10-27 02:36:42,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:36:42,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:42,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:42,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:42,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:36:42,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:42,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 94 [2020-10-27 02:36:42,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:42,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:36:42,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:42,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 02:36:42,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:42,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:36:42,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:42,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:42,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:42,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:36:42,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:42,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:36:42,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:42,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:36:42,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:42,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:36:42,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:42,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:36:42,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:42,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:42,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:42,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:36:42,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:42,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:36:42,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:42,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:36:42,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:42,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:36:42,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:42,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:36:42,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:42,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:42,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:42,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:36:42,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:42,987 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:36:42,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:42,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:36:42,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:42,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:36:42,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:43,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:36:43,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:43,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:43,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:43,226 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:43,226 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-27 02:36:43,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:36:43,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 197 [2020-10-27 02:36:43,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:43,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:36:43,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:43,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-10-27 02:36:43,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:43,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:36:43,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:43,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:43,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:43,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:36:43,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:43,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:36:43,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:43,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:43,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:43,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:43,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:43,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:36:43,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:43,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:43,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:43,273 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:36:43,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:43,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:36:43,274 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:43,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:43,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:43,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:43,275 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:36:43,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 02:36:43,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:43,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:43,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:43,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:36:43,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:43,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:36:43,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:43,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:43,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:43,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:43,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:43,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:36:43,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:43,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:43,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:43,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:36:43,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:43,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:36:43,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:43,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:43,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:43,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:43,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:43,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 02:36:43,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:43,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:43,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:43,300 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:36:43,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:43,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:36:43,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:43,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:43,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:43,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:43,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:43,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:36:43,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:43,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:43,307 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:43,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:36:43,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:43,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:36:43,308 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:43,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:43,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:43,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:43,309 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:36:43,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-27 02:36:43,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:43,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:43,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:43,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 02:36:43,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:43,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-27 02:36:43,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:43,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:36:43,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 02:36:43,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-27 02:36:43,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:43,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:36:43,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:43,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:43,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:43,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:36:43,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:43,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:36:43,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:43,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:36:43,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:43,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:36:43,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:43,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:36:43,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:43,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:43,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:43,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:36:43,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:43,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 02:36:43,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:43,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:36:43,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 02:36:43,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 02:36:43,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:43,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 02:36:43,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:43,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:43,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:43,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:36:43,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:43,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:36:43,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:43,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:36:43,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:43,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:36:43,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:43,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-27 02:36:43,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:43,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:43,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:43,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:36:43,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:43,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 02:36:43,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:43,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:36:43,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:43,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:36:43,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:43,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-27 02:36:43,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:43,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:43,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:43,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:36:43,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:43,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:36:43,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:43,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:36:43,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:43,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:36:43,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:43,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-27 02:36:43,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:43,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:43,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:43,580 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:36:43,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:43,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 02:36:43,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:43,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:36:43,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:43,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:36:43,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:43,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-27 02:36:43,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:43,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:43,718 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:43,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 02:36:43,719 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:43,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-27 02:36:43,719 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:43,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:36:43,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:36:43,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-27 02:36:43,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:36:43,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:36:43,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:43,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:43,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:43,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 02:36:43,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:43,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 02:36:43,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:43,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:36:43,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:43,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 02:36:43,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:36:43,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:36:43,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:43,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:43,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:43,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:36:43,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:43,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:36:43,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:43,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:43,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:43,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:43,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:36:43,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:36:43,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:43,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:43,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:43,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:36:43,834 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:43,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 02:36:43,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:43,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 02:36:43,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:43,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:36:43,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:36:43,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-27 02:36:43,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:43,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:43,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:43,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:36:43,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:43,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:36:43,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:43,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:43,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:36:43,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:43,928 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:36:43,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-27 02:36:43,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:43,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:43,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:43,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:36:43,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:43,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:36:43,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:43,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:43,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:36:43,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:43,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:36:43,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-27 02:36:43,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:43,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:43,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:43,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:36:43,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:43,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:36:43,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:43,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:43,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:36:43,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:43,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:44,040 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-10-27 02:36:44,040 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [837737736] [2020-10-27 02:36:44,041 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 02:36:44,041 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-10-27 02:36:44,041 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [460934207] [2020-10-27 02:36:44,042 INFO L461 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-10-27 02:36:44,042 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:36:44,043 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-10-27 02:36:44,043 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2020-10-27 02:36:44,043 INFO L87 Difference]: Start difference. First operand 590 states and 812 transitions. Second operand 20 states. [2020-10-27 02:36:47,724 WARN L193 SmtUtils]: Spent 2.03 s on a formula simplification that was a NOOP. DAG size: 537 [2020-10-27 02:36:56,144 WARN L193 SmtUtils]: Spent 2.06 s on a formula simplification that was a NOOP. DAG size: 539 [2020-10-27 02:36:58,379 WARN L193 SmtUtils]: Spent 2.04 s on a formula simplification that was a NOOP. DAG size: 537 [2020-10-27 02:37:02,301 WARN L193 SmtUtils]: Spent 2.01 s on a formula simplification that was a NOOP. DAG size: 538 [2020-10-27 02:37:04,439 WARN L193 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 538 [2020-10-27 02:37:06,401 WARN L193 SmtUtils]: Spent 1.91 s on a formula simplification that was a NOOP. DAG size: 540 [2020-10-27 02:37:08,515 WARN L193 SmtUtils]: Spent 1.97 s on a formula simplification that was a NOOP. DAG size: 540 [2020-10-27 02:37:12,667 WARN L193 SmtUtils]: Spent 1.89 s on a formula simplification that was a NOOP. DAG size: 540 [2020-10-27 02:37:14,788 WARN L193 SmtUtils]: Spent 1.89 s on a formula simplification that was a NOOP. DAG size: 540 [2020-10-27 02:37:16,758 WARN L193 SmtUtils]: Spent 1.90 s on a formula simplification that was a NOOP. DAG size: 542 [2020-10-27 02:37:18,852 WARN L193 SmtUtils]: Spent 1.94 s on a formula simplification that was a NOOP. DAG size: 542 [2020-10-27 02:37:23,279 WARN L193 SmtUtils]: Spent 1.90 s on a formula simplification that was a NOOP. DAG size: 539 [2020-10-27 02:37:25,216 WARN L193 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 541 [2020-10-27 02:37:27,144 WARN L193 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 541 [2020-10-27 02:37:29,098 WARN L193 SmtUtils]: Spent 1.90 s on a formula simplification that was a NOOP. DAG size: 544 [2020-10-27 02:37:40,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:37:40,660 INFO L93 Difference]: Finished difference Result 1941 states and 3116 transitions. [2020-10-27 02:37:40,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2020-10-27 02:37:40,661 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 154 [2020-10-27 02:37:40,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:37:40,673 INFO L225 Difference]: With dead ends: 1941 [2020-10-27 02:37:40,674 INFO L226 Difference]: Without dead ends: 1499 [2020-10-27 02:37:40,678 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1000 ImplicationChecksByTransitivity, 33.7s TimeCoverageRelationStatistics Valid=852, Invalid=3308, Unknown=0, NotChecked=0, Total=4160 [2020-10-27 02:37:40,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1499 states. [2020-10-27 02:37:41,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1499 to 1104. [2020-10-27 02:37:41,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1104 states. [2020-10-27 02:37:41,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 1104 states and 1581 transitions. [2020-10-27 02:37:41,097 INFO L78 Accepts]: Start accepts. Automaton has 1104 states and 1581 transitions. Word has length 154 [2020-10-27 02:37:41,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:37:41,098 INFO L481 AbstractCegarLoop]: Abstraction has 1104 states and 1581 transitions. [2020-10-27 02:37:41,098 INFO L482 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-10-27 02:37:41,098 INFO L276 IsEmpty]: Start isEmpty. Operand 1104 states and 1581 transitions. [2020-10-27 02:37:41,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2020-10-27 02:37:41,103 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:37:41,104 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:37:41,104 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 02:37:41,104 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 02:37:41,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:37:41,105 INFO L82 PathProgramCache]: Analyzing trace with hash -1874101577, now seen corresponding path program 1 times [2020-10-27 02:37:41,105 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:37:41,105 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1045550880] [2020-10-27 02:37:41,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:37:41,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:41,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:41,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:41,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:41,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:44,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:46,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:46,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:46,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 230 [2020-10-27 02:37:46,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 02:37:46,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-27 02:37:46,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:46,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 22 [2020-10-27 02:37:46,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-27 02:37:46,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 149 [2020-10-27 02:37:46,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:48,255 WARN L193 SmtUtils]: Spent 1.89 s on a formula simplification that was a NOOP. DAG size: 535 [2020-10-27 02:37:48,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:37:48,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:48,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:48,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:48,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:37:48,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:48,321 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-10-27 02:37:48,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:48,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:48,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:48,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:48,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:48,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:37:48,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:48,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:48,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:48,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:37:48,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:48,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:37:48,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:48,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:48,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:48,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:48,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:48,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:37:48,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:48,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:48,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:48,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:37:48,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:48,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:37:48,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:48,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:48,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:48,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:48,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:48,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:37:48,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:48,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:48,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:48,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:37:48,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:48,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:37:48,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:48,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:48,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:48,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:48,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:48,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:37:48,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:48,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:48,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:48,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:48,784 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:48,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-27 02:37:48,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 02:37:48,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 377 [2020-10-27 02:37:48,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:48,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:37:48,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:48,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-27 02:37:48,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:48,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:37:48,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:48,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:48,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:48,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:37:48,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:48,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:37:48,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:48,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:48,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:48,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:48,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:48,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:37:48,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:48,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:48,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:48,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:37:48,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:48,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:37:48,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:48,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:48,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:48,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:48,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:48,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 02:37:48,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:48,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:48,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:48,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:48,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:37:48,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:37:48,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-27 02:37:48,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:48,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:37:48,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:48,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 02:37:48,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:48,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:37:48,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:48,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:48,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:48,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:37:48,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:48,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 02:37:48,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:48,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 02:37:48,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:48,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 02:37:48,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:49,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 02:37:49,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:49,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:49,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:49,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:37:49,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:49,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:37:49,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:49,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:37:49,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:49,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 02:37:49,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:49,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:37:49,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:49,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:49,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:49,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:37:49,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:49,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:37:49,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:49,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:49,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:49,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:49,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:49,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-27 02:37:49,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:49,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:49,196 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:49,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 02:37:49,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:49,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-27 02:37:49,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:49,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 02:37:49,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:49,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-27 02:37:49,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:49,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:37:49,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:49,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:49,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:49,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:37:49,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:49,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:37:49,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:49,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:37:49,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:49,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:37:49,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:49,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:37:49,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:49,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:49,364 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:49,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:37:49,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:49,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:37:49,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:49,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 02:37:49,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:49,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:37:49,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:49,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 02:37:49,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:49,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:49,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:49,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:37:49,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:49,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:37:49,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:49,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:37:49,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:49,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:37:49,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:49,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-27 02:37:49,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:49,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:49,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:49,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:37:49,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:49,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:37:49,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:49,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:37:49,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:49,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:37:49,453 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:49,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-27 02:37:49,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:49,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:49,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:49,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:37:49,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:49,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:37:49,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:49,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:37:49,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:49,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:37:49,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:49,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-27 02:37:49,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:49,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:49,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:49,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:37:49,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:49,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:37:49,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:49,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:37:49,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:49,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:37:49,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:49,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-27 02:37:49,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:49,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:49,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:49,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:49,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:49,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-27 02:37:49,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 02:37:49,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-27 02:37:49,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:49,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:37:49,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:49,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-27 02:37:49,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:49,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:37:49,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:49,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:49,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:49,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 02:37:49,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:49,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:37:49,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:49,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:49,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:49,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:49,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:49,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:37:49,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:49,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:49,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:49,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:37:49,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:49,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:37:49,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:49,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:49,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:49,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:49,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:49,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:37:49,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:49,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:49,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:49,642 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:37:49,642 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:49,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:37:49,643 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:49,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:49,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:49,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:49,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:49,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-27 02:37:49,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:49,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:49,651 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:49,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:37:49,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:49,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:37:49,652 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:49,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:37:49,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:37:49,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:37:49,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:49,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-27 02:37:49,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:49,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:49,738 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:49,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:37:49,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:49,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:37:49,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:49,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:49,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:37:49,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:49,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:49,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-27 02:37:49,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:49,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:49,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:49,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:37:49,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:49,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:37:49,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:49,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:49,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:37:49,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:49,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:49,804 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-10-27 02:37:49,804 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1045550880] [2020-10-27 02:37:49,804 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 02:37:49,805 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28] total 28 [2020-10-27 02:37:49,805 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1255217938] [2020-10-27 02:37:49,807 INFO L461 AbstractCegarLoop]: Interpolant automaton has 28 states [2020-10-27 02:37:49,807 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:37:49,807 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2020-10-27 02:37:49,808 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=692, Unknown=0, NotChecked=0, Total=756 [2020-10-27 02:37:49,808 INFO L87 Difference]: Start difference. First operand 1104 states and 1581 transitions. Second operand 28 states. [2020-10-27 02:37:53,808 WARN L193 SmtUtils]: Spent 1.97 s on a formula simplification that was a NOOP. DAG size: 545 [2020-10-27 02:37:56,520 WARN L193 SmtUtils]: Spent 1.89 s on a formula simplification that was a NOOP. DAG size: 537 [2020-10-27 02:37:58,614 WARN L193 SmtUtils]: Spent 1.93 s on a formula simplification that was a NOOP. DAG size: 540 [2020-10-27 02:38:00,767 WARN L193 SmtUtils]: Spent 2.03 s on a formula simplification that was a NOOP. DAG size: 546 [2020-10-27 02:38:04,159 WARN L193 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 539 [2020-10-27 02:38:06,254 WARN L193 SmtUtils]: Spent 1.93 s on a formula simplification that was a NOOP. DAG size: 541 [2020-10-27 02:38:08,433 WARN L193 SmtUtils]: Spent 1.89 s on a formula simplification that was a NOOP. DAG size: 540 [2020-10-27 02:38:12,020 WARN L193 SmtUtils]: Spent 1.92 s on a formula simplification that was a NOOP. DAG size: 540 [2020-10-27 02:38:15,923 WARN L193 SmtUtils]: Spent 1.90 s on a formula simplification that was a NOOP. DAG size: 538