/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=DEEPEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/email_spec1_product12.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 21:18:43,979 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 21:18:43,982 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 21:18:44,018 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 21:18:44,019 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 21:18:44,021 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 21:18:44,022 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 21:18:44,025 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 21:18:44,028 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 21:18:44,029 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 21:18:44,031 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 21:18:44,032 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 21:18:44,033 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 21:18:44,034 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 21:18:44,036 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 21:18:44,038 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 21:18:44,039 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 21:18:44,041 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 21:18:44,080 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 21:18:44,089 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 21:18:44,092 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 21:18:44,101 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 21:18:44,103 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 21:18:44,106 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 21:18:44,112 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 21:18:44,113 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 21:18:44,113 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 21:18:44,115 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 21:18:44,116 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 21:18:44,122 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 21:18:44,123 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 21:18:44,124 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 21:18:44,124 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 21:18:44,125 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 21:18:44,128 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 21:18:44,128 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 21:18:44,129 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 21:18:44,129 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 21:18:44,129 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 21:18:44,130 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 21:18:44,131 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 21:18:44,132 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-27 21:18:44,189 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 21:18:44,189 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 21:18:44,194 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 21:18:44,194 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 21:18:44,195 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 21:18:44,195 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 21:18:44,195 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 21:18:44,195 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 21:18:44,196 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 21:18:44,196 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 21:18:44,197 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 21:18:44,198 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 21:18:44,198 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 21:18:44,198 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 21:18:44,198 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 21:18:44,198 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 21:18:44,199 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 21:18:44,199 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 21:18:44,199 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 21:18:44,199 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 21:18:44,200 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 21:18:44,200 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 21:18:44,200 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 21:18:44,200 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 21:18:44,201 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 21:18:44,201 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 21:18:44,201 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 21:18:44,201 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 21:18:44,201 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 21:18:44,202 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 21:18:44,653 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 21:18:44,682 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 21:18:44,685 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 21:18:44,687 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 21:18:44,688 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 21:18:44,689 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec1_product12.cil.c [2020-10-27 21:18:44,768 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/69253785f/0c6538229a6a42a78c9bba525df13dd5/FLAG3b60a3f7f [2020-10-27 21:18:45,613 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 21:18:45,614 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec1_product12.cil.c [2020-10-27 21:18:45,651 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/69253785f/0c6538229a6a42a78c9bba525df13dd5/FLAG3b60a3f7f [2020-10-27 21:18:45,685 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/69253785f/0c6538229a6a42a78c9bba525df13dd5 [2020-10-27 21:18:45,690 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 21:18:45,699 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 21:18:45,703 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 21:18:45,703 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 21:18:45,708 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 21:18:45,709 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 09:18:45" (1/1) ... [2020-10-27 21:18:45,713 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67643883 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:18:45, skipping insertion in model container [2020-10-27 21:18:45,713 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 09:18:45" (1/1) ... [2020-10-27 21:18:45,722 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 21:18:45,825 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 21:18:46,497 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 21:18:46,510 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 21:18:46,693 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 21:18:46,800 INFO L208 MainTranslator]: Completed translation [2020-10-27 21:18:46,802 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:18:46 WrapperNode [2020-10-27 21:18:46,802 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 21:18:46,803 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 21:18:46,804 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 21:18:46,804 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 21:18:46,820 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:18:46" (1/1) ... [2020-10-27 21:18:46,822 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:18:46" (1/1) ... [2020-10-27 21:18:46,888 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:18:46" (1/1) ... [2020-10-27 21:18:46,888 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:18:46" (1/1) ... [2020-10-27 21:18:46,985 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:18:46" (1/1) ... [2020-10-27 21:18:47,020 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:18:46" (1/1) ... [2020-10-27 21:18:47,046 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:18:46" (1/1) ... [2020-10-27 21:18:47,059 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 21:18:47,060 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 21:18:47,060 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 21:18:47,060 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 21:18:47,061 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:18:46" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 21:18:47,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 21:18:47,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 21:18:47,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 21:18:47,144 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 21:18:47,145 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 21:18:47,145 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 21:18:47,145 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 21:18:47,145 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 21:18:47,145 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 21:18:47,146 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2020-10-27 21:18:47,146 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-10-27 21:18:47,146 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2020-10-27 21:18:47,146 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-10-27 21:18:47,146 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2020-10-27 21:18:47,146 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-10-27 21:18:47,147 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-10-27 21:18:47,147 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-10-27 21:18:47,147 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 21:18:47,147 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 21:18:47,147 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2020-10-27 21:18:47,148 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2020-10-27 21:18:47,148 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2020-10-27 21:18:47,148 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2020-10-27 21:18:47,148 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2020-10-27 21:18:47,148 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2020-10-27 21:18:47,149 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2020-10-27 21:18:47,149 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2020-10-27 21:18:47,149 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2020-10-27 21:18:47,149 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-10-27 21:18:47,149 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-10-27 21:18:47,149 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-10-27 21:18:47,150 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-10-27 21:18:47,150 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-10-27 21:18:47,150 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-10-27 21:18:47,150 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-10-27 21:18:47,150 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-10-27 21:18:47,150 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-10-27 21:18:47,151 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-10-27 21:18:47,151 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-10-27 21:18:47,151 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-10-27 21:18:47,151 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-10-27 21:18:47,151 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-10-27 21:18:47,151 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-10-27 21:18:47,152 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-10-27 21:18:47,152 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-10-27 21:18:47,185 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-10-27 21:18:47,185 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-10-27 21:18:47,185 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-10-27 21:18:47,185 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-10-27 21:18:47,185 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-10-27 21:18:47,185 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-10-27 21:18:47,186 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-10-27 21:18:47,186 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-10-27 21:18:47,186 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-10-27 21:18:47,186 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-10-27 21:18:47,186 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-10-27 21:18:47,186 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-10-27 21:18:47,187 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-10-27 21:18:47,187 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2020-10-27 21:18:47,187 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-10-27 21:18:47,187 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-10-27 21:18:47,188 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Encrypt [2020-10-27 21:18:47,188 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-10-27 21:18:47,188 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-10-27 21:18:47,188 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-10-27 21:18:47,188 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-10-27 21:18:47,188 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-10-27 21:18:47,189 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-10-27 21:18:47,189 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-10-27 21:18:47,189 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2020-10-27 21:18:47,189 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2020-10-27 21:18:47,190 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-10-27 21:18:47,191 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-10-27 21:18:47,192 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-10-27 21:18:47,192 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-10-27 21:18:47,192 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-10-27 21:18:47,192 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-10-27 21:18:47,192 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-10-27 21:18:47,193 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-10-27 21:18:47,193 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-10-27 21:18:47,193 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-10-27 21:18:47,193 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-10-27 21:18:47,194 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-10-27 21:18:47,194 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-10-27 21:18:47,195 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-10-27 21:18:47,195 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-10-27 21:18:47,195 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-10-27 21:18:47,195 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-10-27 21:18:47,195 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-10-27 21:18:47,195 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-10-27 21:18:47,196 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-10-27 21:18:47,196 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-10-27 21:18:47,196 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-10-27 21:18:47,196 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 21:18:47,196 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 21:18:47,196 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 21:18:47,197 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 21:18:47,197 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 21:18:47,197 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 21:18:47,197 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 21:18:47,197 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2020-10-27 21:18:47,197 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-10-27 21:18:47,197 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2020-10-27 21:18:47,198 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-10-27 21:18:47,198 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-10-27 21:18:47,198 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-10-27 21:18:47,198 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__AddressBookEncrypt_spec__1 [2020-10-27 21:18:47,198 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 21:18:47,199 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 21:18:47,199 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 21:18:47,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 21:18:47,200 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 21:18:47,200 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2020-10-27 21:18:47,201 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2020-10-27 21:18:47,201 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2020-10-27 21:18:47,201 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2020-10-27 21:18:47,202 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2020-10-27 21:18:47,203 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2020-10-27 21:18:47,203 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2020-10-27 21:18:47,203 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-10-27 21:18:47,203 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 21:18:47,204 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 21:18:47,204 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 21:18:47,204 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 21:18:47,204 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 21:18:47,205 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 21:18:47,205 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-27 21:18:47,205 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-10-27 21:18:47,205 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-10-27 21:18:47,206 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-10-27 21:18:47,207 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-10-27 21:18:47,208 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-10-27 21:18:47,211 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-10-27 21:18:47,211 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-10-27 21:18:47,211 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-10-27 21:18:47,212 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-10-27 21:18:47,212 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-10-27 21:18:47,212 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-10-27 21:18:47,213 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-10-27 21:18:47,213 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2020-10-27 21:18:47,215 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-10-27 21:18:47,216 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-10-27 21:18:47,216 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-10-27 21:18:47,222 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-10-27 21:18:47,223 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 21:18:47,223 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 21:18:47,223 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2020-10-27 21:18:47,224 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2020-10-27 21:18:47,224 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2020-10-27 21:18:47,225 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2020-10-27 21:18:47,225 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2020-10-27 21:18:47,225 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-10-27 21:18:47,225 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-10-27 21:18:47,225 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-10-27 21:18:47,225 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-10-27 21:18:47,225 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-10-27 21:18:47,226 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-10-27 21:18:47,226 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-10-27 21:18:47,226 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-10-27 21:18:47,226 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-10-27 21:18:47,226 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-10-27 21:18:47,226 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-10-27 21:18:47,226 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-10-27 21:18:47,227 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-10-27 21:18:47,227 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-10-27 21:18:47,227 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-10-27 21:18:47,227 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-10-27 21:18:47,227 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-10-27 21:18:47,227 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-10-27 21:18:47,227 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-10-27 21:18:47,228 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-10-27 21:18:47,228 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-10-27 21:18:47,228 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-10-27 21:18:47,228 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-10-27 21:18:47,228 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-10-27 21:18:47,228 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-10-27 21:18:47,228 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-10-27 21:18:47,229 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-10-27 21:18:47,229 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-10-27 21:18:47,229 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-10-27 21:18:47,229 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-10-27 21:18:47,229 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-10-27 21:18:47,229 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-10-27 21:18:47,230 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-10-27 21:18:47,230 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-10-27 21:18:47,230 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2020-10-27 21:18:47,230 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__AddressBookEncrypt_spec__1 [2020-10-27 21:18:47,230 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2020-10-27 21:18:47,230 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Encrypt [2020-10-27 21:18:47,231 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-10-27 21:18:47,231 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-10-27 21:18:47,231 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-10-27 21:18:47,231 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-10-27 21:18:47,231 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-10-27 21:18:47,231 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-10-27 21:18:47,232 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-10-27 21:18:47,232 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-10-27 21:18:47,232 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-10-27 21:18:47,232 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-10-27 21:18:47,232 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-10-27 21:18:47,232 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-10-27 21:18:47,232 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-10-27 21:18:47,233 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-10-27 21:18:47,233 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-10-27 21:18:47,233 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-10-27 21:18:47,233 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 21:18:47,233 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 21:18:47,235 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 21:18:47,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 21:18:47,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 21:18:47,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 21:18:47,236 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 21:18:47,236 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 21:18:47,236 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 21:18:47,236 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 21:18:47,237 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 21:18:47,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 21:18:47,237 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 21:18:47,237 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 21:18:47,237 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 21:18:47,237 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 21:18:47,237 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-10-27 21:18:47,238 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-10-27 21:18:47,238 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-10-27 21:18:47,238 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2020-10-27 21:18:47,238 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2020-10-27 21:18:47,238 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 21:18:47,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 21:18:47,239 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 21:18:49,730 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 21:18:49,730 INFO L298 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-27 21:18:49,738 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 09:18:49 BoogieIcfgContainer [2020-10-27 21:18:49,739 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 21:18:49,741 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 21:18:49,741 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 21:18:49,745 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 21:18:49,746 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 09:18:45" (1/3) ... [2020-10-27 21:18:49,746 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@dc7bacf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 09:18:49, skipping insertion in model container [2020-10-27 21:18:49,747 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:18:46" (2/3) ... [2020-10-27 21:18:49,747 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@dc7bacf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 09:18:49, skipping insertion in model container [2020-10-27 21:18:49,747 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 09:18:49" (3/3) ... [2020-10-27 21:18:49,749 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec1_product12.cil.c [2020-10-27 21:18:49,762 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 21:18:49,768 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 21:18:49,783 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 21:18:49,814 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 21:18:49,814 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 21:18:49,814 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 21:18:49,814 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 21:18:49,814 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 21:18:49,815 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 21:18:49,815 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 21:18:49,815 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 21:18:49,844 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states. [2020-10-27 21:18:49,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-10-27 21:18:49,865 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:18:49,866 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:18:49,866 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 21:18:49,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:18:49,873 INFO L82 PathProgramCache]: Analyzing trace with hash 1868363371, now seen corresponding path program 1 times [2020-10-27 21:18:49,883 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:18:49,883 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [489438631] [2020-10-27 21:18:49,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:18:50,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:18:50,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:18:50,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:18:50,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:18:52,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:18:52,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:18:54,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:18:55,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:18:55,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 218 [2020-10-27 21:18:55,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 21:18:55,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5024 [2020-10-27 21:18:55,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:18:55,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:18:55,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 121 [2020-10-27 21:18:55,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:18:55,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 21:18:57,466 WARN L193 SmtUtils]: Spent 1.94 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-27 21:18:57,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:18:57,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:18:57,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:18:57,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:18:57,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:18:57,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:18:57,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-27 21:18:57,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:18:57,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:18:57,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:18:57,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:18:57,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:18:57,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:18:57,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:18:57,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:18:57,598 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:18:57,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:18:57,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:18:57,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:18:57,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:18:57,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:18:57,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:18:57,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:18:57,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:18:57,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:18:57,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:18:57,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:18:57,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:18:57,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:18:57,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:18:57,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:18:57,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:18:57,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:18:57,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:18:57,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:18:57,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:18:57,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:18:57,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:18:57,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:18:57,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:18:57,611 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:18:57,611 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:18:57,611 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:18:57,611 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:18:57,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:18:57,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:18:57,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:18:57,612 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:18:57,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:18:57,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:18:57,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:18:57,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:18:57,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:18:57,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:18:59,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:19:02,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:19:02,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-27 21:19:02,664 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 21:19:02,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-27 21:19:02,664 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:19:02,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:19:02,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 56 [2020-10-27 21:19:02,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-27 21:19:02,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:19:02,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:19:02,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:19:02,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:19:02,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:19:02,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:19:02,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:19:02,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 21:19:02,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:19:02,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:19:02,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:19:02,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:19:02,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:19:02,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:19:02,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:19:02,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:19:02,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:19:02,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:19:02,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:19:02,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:19:02,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:19:02,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:19:02,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:19:02,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:19:02,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:19:02,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:19:02,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:19:02,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:19:02,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:19:02,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:19:02,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:19:02,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:19:02,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:19:02,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:19:02,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:19:02,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:19:02,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:19:02,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:19:02,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:19:02,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:19:02,843 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:19:02,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:19:02,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:19:02,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:19:02,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:19:02,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:19:02,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:19:02,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:19:02,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:19:02,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 21:19:02,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:19:02,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:19:02,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:19:02,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:19:02,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:19:02,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 21:19:02,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:19:02,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:19:02,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:19:02,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:19:02,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:19:02,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:19:02,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:19:02,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:19:02,886 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:19:02,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:19:02,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:19:02,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:19:02,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:19:02,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:19:02,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:19:02,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:19:02,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:19:02,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:19:02,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:19:02,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:19:02,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:19:02,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:19:02,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:19:02,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:19:02,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:19:02,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:19:02,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:19:02,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:19:02,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:19:02,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:19:02,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:19:02,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:19:02,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:19:02,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:19:02,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:19:02,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:19:02,905 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:19:02,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:19:02,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:19:02,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:19:02,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:19:02,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 21:19:02,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:19:02,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:19:02,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:19:03,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:19:03,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:19:03,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:19:03,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 139 [2020-10-27 21:19:03,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:19:03,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:19:03,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:19:03,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 21:19:03,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:19:03,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:19:03,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:19:03,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:19:03,144 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:19:03,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:19:03,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:19:03,145 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-27 21:19:03,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:19:03,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 21:19:03,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:19:03,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 21:19:03,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:19:03,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:19:03,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:19:03,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:19:03,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:19:03,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:19:03,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:19:03,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 21:19:03,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:19:03,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:19:03,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:19:03,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 21:19:03,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:19:03,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:19:03,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:19:03,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:19:03,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:19:03,300 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:19:03,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:19:03,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:19:03,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:19:03,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:19:03,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:19:03,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 21:19:03,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:19:03,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 21:19:03,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:19:03,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:19:03,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:19:03,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:19:03,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:19:03,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 21:19:03,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:19:03,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:19:03,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:19:03,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:19:03,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:19:03,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:19:03,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:19:03,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:19:03,416 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:19:03,417 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:19:03,417 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:19:03,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:19:03,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:19:03,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:19:03,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:19:03,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:19:03,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:19:03,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:19:03,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:19:03,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:19:03,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:19:03,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:19:03,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:19:03,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:19:03,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:19:03,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:19:03,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:19:03,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:19:03,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:19:03,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-27 21:19:03,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:19:03,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:19:03,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:19:03,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:19:03,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:19:03,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:19:03,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:19:03,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:19:03,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:19:03,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:19:03,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:19:03,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-27 21:19:03,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:19:03,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:19:03,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:19:03,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:19:03,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:19:03,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:19:03,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:19:03,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:19:03,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 21:19:03,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:19:03,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:19:03,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-27 21:19:03,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:19:03,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:19:03,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:19:03,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:19:03,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:19:03,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:19:03,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:19:03,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:19:03,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:19:03,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:19:03,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:19:03,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-27 21:19:03,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:19:03,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:19:03,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:19:03,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:19:03,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:19:03,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:19:03,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:19:03,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:19:03,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:19:03,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:19:03,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 21:19:03,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-27 21:19:03,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:19:03,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:19:03,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:19:03,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:19:03,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:19:03,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:19:03,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:19:03,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:19:03,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:19:03,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:19:03,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:19:03,660 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-27 21:19:03,660 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [489438631] [2020-10-27 21:19:03,663 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:19:03,664 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2020-10-27 21:19:03,665 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [579902123] [2020-10-27 21:19:03,671 INFO L461 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-27 21:19:03,671 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:19:03,687 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-27 21:19:03,688 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=227, Unknown=0, NotChecked=0, Total=272 [2020-10-27 21:19:03,691 INFO L87 Difference]: Start difference. First operand 428 states. Second operand 17 states. [2020-10-27 21:19:07,544 WARN L193 SmtUtils]: Spent 2.08 s on a formula simplification that was a NOOP. DAG size: 554 [2020-10-27 21:19:11,078 WARN L193 SmtUtils]: Spent 2.00 s on a formula simplification that was a NOOP. DAG size: 552 [2020-10-27 21:19:13,246 WARN L193 SmtUtils]: Spent 2.09 s on a formula simplification that was a NOOP. DAG size: 555 [2020-10-27 21:19:15,383 WARN L193 SmtUtils]: Spent 2.05 s on a formula simplification that was a NOOP. DAG size: 555 [2020-10-27 21:19:17,533 WARN L193 SmtUtils]: Spent 2.07 s on a formula simplification that was a NOOP. DAG size: 556 [2020-10-27 21:19:35,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:19:35,079 INFO L93 Difference]: Finished difference Result 1094 states and 1632 transitions. [2020-10-27 21:19:35,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2020-10-27 21:19:35,082 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 146 [2020-10-27 21:19:35,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:19:35,107 INFO L225 Difference]: With dead ends: 1094 [2020-10-27 21:19:35,108 INFO L226 Difference]: Without dead ends: 666 [2020-10-27 21:19:35,126 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 774 ImplicationChecksByTransitivity, 14.2s TimeCoverageRelationStatistics Valid=608, Invalid=2362, Unknown=0, NotChecked=0, Total=2970 [2020-10-27 21:19:35,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 666 states. [2020-10-27 21:19:35,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 666 to 392. [2020-10-27 21:19:35,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 392 states. [2020-10-27 21:19:35,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 392 states and 526 transitions. [2020-10-27 21:19:35,479 INFO L78 Accepts]: Start accepts. Automaton has 392 states and 526 transitions. Word has length 146 [2020-10-27 21:19:35,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:19:35,479 INFO L481 AbstractCegarLoop]: Abstraction has 392 states and 526 transitions. [2020-10-27 21:19:35,480 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-27 21:19:35,480 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 526 transitions. [2020-10-27 21:19:35,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2020-10-27 21:19:35,487 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:19:35,487 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:19:35,488 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 21:19:35,488 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 21:19:35,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:19:35,489 INFO L82 PathProgramCache]: Analyzing trace with hash 1893697488, now seen corresponding path program 1 times [2020-10-27 21:19:35,489 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:19:35,489 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1415499234] [2020-10-27 21:19:35,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:19:35,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:19:35,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:19:35,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:19:35,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:19:35,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:19:35,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:19:36,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:19:36,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:19:40,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:19:40,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 220 [2020-10-27 21:19:40,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 21:19:40,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5037 [2020-10-27 21:19:40,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:19:40,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:19:40,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 121 [2020-10-27 21:19:40,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 21:19:40,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:19:42,640 WARN L193 SmtUtils]: Spent 1.96 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-27 21:19:42,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:19:42,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:19:42,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:19:42,724 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:19:42,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:19:42,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:19:42,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 66 [2020-10-27 21:19:42,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:19:42,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:19:42,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:19:42,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:19:42,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:19:42,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:19:42,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:19:42,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:19:42,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:19:42,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:19:42,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:19:42,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:19:42,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:19:42,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:19:42,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:19:42,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:19:42,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:19:42,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:19:42,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:19:42,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:19:42,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:19:42,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:19:42,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:19:42,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:19:42,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:19:42,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:19:42,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:19:42,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:19:42,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:19:42,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:19:42,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:19:42,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:19:42,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:19:42,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:19:42,753 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:19:42,753 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:19:42,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:19:42,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:19:42,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:19:42,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:19:42,754 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:19:42,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:19:42,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:19:42,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:19:42,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:19:42,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:19:42,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:19:44,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:19:44,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:19:44,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:19:47,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:19:47,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-27 21:19:47,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 21:19:47,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-27 21:19:47,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:19:47,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:19:47,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-27 21:19:47,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-27 21:19:47,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:19:47,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:19:47,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:19:47,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:19:47,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:19:47,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:19:47,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:19:47,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:19:47,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:19:47,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:19:47,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:19:47,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:19:47,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:19:47,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:19:47,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:19:47,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:19:47,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:19:47,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:19:47,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:19:47,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:19:47,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:19:47,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:19:47,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:19:47,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:19:47,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:19:47,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:19:47,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:19:47,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:19:47,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:19:47,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:19:47,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:19:47,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:19:47,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:19:47,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:19:47,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:19:47,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:19:47,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:19:47,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:19:47,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:19:47,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:19:47,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:19:47,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:19:47,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:19:47,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:19:47,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:19:47,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:19:47,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:19:47,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:19:47,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:19:47,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 21:19:47,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:19:47,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:19:47,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:19:47,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:19:47,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:19:47,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:19:47,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:19:47,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:19:47,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:19:47,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:19:47,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:19:47,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:19:47,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:19:47,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:19:47,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:19:47,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:19:47,941 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:19:47,941 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:19:47,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:19:47,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:19:47,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:19:47,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:19:47,942 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:19:47,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:19:47,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:19:47,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:19:47,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:19:47,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:19:47,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:19:47,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:19:47,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:19:47,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:19:47,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:19:47,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:19:47,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:19:47,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:19:47,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:19:47,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:19:47,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:19:47,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:19:47,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:19:47,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:19:47,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:19:47,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:19:47,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:19:47,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:19:47,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:19:47,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 21:19:47,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:19:47,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:19:47,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:19:48,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:19:48,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 21:19:48,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:19:48,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 85 [2020-10-27 21:19:48,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:19:48,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:19:48,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 21:19:48,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-27 21:19:48,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:19:48,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:19:48,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:19:48,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:19:48,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:19:48,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:19:48,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:19:48,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:19:48,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 21:19:48,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:19:48,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:19:48,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:19:48,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 21:19:48,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:19:48,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:19:48,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:19:48,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:19:48,191 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:19:48,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:19:48,192 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:19:48,192 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 21:19:48,193 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:19:48,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:19:48,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:19:48,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 21:19:48,194 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:19:48,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 21:19:48,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:19:48,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:19:48,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:19:48,273 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:19:48,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:19:48,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 21:19:48,274 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:19:48,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 21:19:48,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:19:48,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 21:19:48,275 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:19:48,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-27 21:19:48,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:19:48,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:19:48,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:19:48,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:19:48,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:19:48,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 21:19:48,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:19:48,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:19:48,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:19:48,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:19:48,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:19:48,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:19:48,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:19:48,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:19:48,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:19:48,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:19:48,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:19:48,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:19:48,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:19:48,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:19:48,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:19:48,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:19:48,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:19:48,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:19:48,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:19:48,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:19:48,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:19:48,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:19:48,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:19:48,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:19:48,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:19:48,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:19:48,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:19:48,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:19:48,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:19:48,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-27 21:19:48,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:19:48,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:19:48,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:19:48,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:19:48,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:19:48,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:19:48,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:19:48,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:19:48,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:19:48,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:19:48,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:19:48,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-27 21:19:48,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:19:48,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:19:48,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:19:48,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:19:48,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:19:48,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:19:48,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:19:48,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:19:48,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 21:19:48,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:19:48,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:19:48,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-27 21:19:48,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:19:48,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:19:48,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:19:48,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:19:48,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:19:48,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:19:48,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:19:48,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:19:48,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:19:48,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:19:48,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:19:48,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 21:19:48,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:19:48,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:19:48,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:19:48,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:19:48,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:19:48,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:19:48,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:19:48,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:19:48,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:19:48,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:19:48,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:19:48,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-10-27 21:19:48,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:19:48,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:19:48,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:19:48,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:19:48,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:19:48,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:19:48,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:19:48,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:19:48,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:19:48,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:19:48,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:19:48,645 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-27 21:19:48,646 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1415499234] [2020-10-27 21:19:48,646 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:19:48,646 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-10-27 21:19:48,648 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [15476942] [2020-10-27 21:19:48,650 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-27 21:19:48,651 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:19:48,651 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-27 21:19:48,652 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=258, Unknown=0, NotChecked=0, Total=306 [2020-10-27 21:19:48,652 INFO L87 Difference]: Start difference. First operand 392 states and 526 transitions. Second operand 18 states. [2020-10-27 21:19:52,429 WARN L193 SmtUtils]: Spent 2.03 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-27 21:19:54,988 WARN L193 SmtUtils]: Spent 2.03 s on a formula simplification that was a NOOP. DAG size: 557 [2020-10-27 21:19:58,545 WARN L193 SmtUtils]: Spent 2.00 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-27 21:20:01,400 WARN L193 SmtUtils]: Spent 2.03 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-27 21:20:18,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:20:18,126 INFO L93 Difference]: Finished difference Result 1006 states and 1463 transitions. [2020-10-27 21:20:18,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-27 21:20:18,138 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 148 [2020-10-27 21:20:18,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:20:18,147 INFO L225 Difference]: With dead ends: 1006 [2020-10-27 21:20:18,147 INFO L226 Difference]: Without dead ends: 682 [2020-10-27 21:20:18,150 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 209 ImplicationChecksByTransitivity, 11.2s TimeCoverageRelationStatistics Valid=244, Invalid=1016, Unknown=0, NotChecked=0, Total=1260 [2020-10-27 21:20:18,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 682 states. [2020-10-27 21:20:18,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 682 to 401. [2020-10-27 21:20:18,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 401 states. [2020-10-27 21:20:18,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 401 states and 538 transitions. [2020-10-27 21:20:18,392 INFO L78 Accepts]: Start accepts. Automaton has 401 states and 538 transitions. Word has length 148 [2020-10-27 21:20:18,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:20:18,393 INFO L481 AbstractCegarLoop]: Abstraction has 401 states and 538 transitions. [2020-10-27 21:20:18,393 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-27 21:20:18,393 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 538 transitions. [2020-10-27 21:20:18,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2020-10-27 21:20:18,398 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:20:18,398 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:20:18,399 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 21:20:18,399 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 21:20:18,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:20:18,400 INFO L82 PathProgramCache]: Analyzing trace with hash 208455025, now seen corresponding path program 1 times [2020-10-27 21:20:18,400 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:20:18,401 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [782273980] [2020-10-27 21:20:18,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:20:18,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:20:18,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:20:18,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:20:18,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:20:18,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:20:18,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:20:20,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:20:23,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:20:23,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 227 [2020-10-27 21:20:23,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 21:20:23,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-27 21:20:23,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:20:23,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:20:23,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 122 [2020-10-27 21:20:23,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 21:20:23,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:20:25,545 WARN L193 SmtUtils]: Spent 2.00 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-27 21:20:25,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:20:25,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:20:25,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:20:25,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:20:25,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:20:25,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:20:25,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-27 21:20:25,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:20:25,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:20:25,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:20:25,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:20:25,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:20:25,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:20:25,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:20:25,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:20:25,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:20:25,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:20:25,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:20:25,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:20:25,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:20:25,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:20:25,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:20:25,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:20:25,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:20:25,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:20:25,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:20:25,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:20:25,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:20:25,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:20:25,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:20:25,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:20:25,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:20:25,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:20:25,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:20:25,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:20:25,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:20:25,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:20:25,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:20:25,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:20:25,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:20:25,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:20:25,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:20:25,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:20:25,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:20:25,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:20:25,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:20:25,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:20:25,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:20:25,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:20:25,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:20:25,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:20:25,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:20:25,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:20:25,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:20:26,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:20:30,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:20:30,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-27 21:20:30,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 21:20:30,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-27 21:20:30,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:20:30,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:20:30,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 56 [2020-10-27 21:20:30,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 21:20:30,688 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:20:30,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:20:30,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:20:30,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:20:30,773 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:20:30,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:20:30,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:20:30,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:20:30,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:20:30,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:20:30,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:20:30,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:20:30,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:20:30,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:20:30,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:20:30,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:20:30,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:20:30,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:20:30,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:20:30,808 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:20:30,808 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:20:30,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:20:30,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:20:30,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:20:30,809 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:20:30,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:20:30,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:20:30,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:20:30,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:20:30,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:20:30,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:20:30,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:20:30,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:20:30,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:20:30,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:20:30,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:20:30,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:20:30,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:20:30,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:20:30,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:20:30,853 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:20:30,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:20:30,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:20:30,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:20:30,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:20:30,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:20:30,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:20:30,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:20:30,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:20:30,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 21:20:30,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:20:30,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:20:30,865 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:20:30,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:20:30,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:20:30,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:20:30,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:20:30,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:20:30,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:20:30,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:20:30,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:20:30,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:20:30,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:20:30,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:20:30,875 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:20:30,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:20:30,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:20:30,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:20:30,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:20:30,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:20:30,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:20:30,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:20:30,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:20:30,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:20:30,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:20:30,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:20:30,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:20:30,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:20:30,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:20:30,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:20:30,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:20:30,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:20:30,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:20:30,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:20:30,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:20:30,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:20:30,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:20:30,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:20:30,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:20:30,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:20:30,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:20:30,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:20:30,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:20:30,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:20:30,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:20:30,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:20:30,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:20:30,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 21:20:30,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:20:30,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:20:30,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:20:30,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:20:30,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-27 21:20:30,986 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:20:30,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 87 [2020-10-27 21:20:30,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:20:30,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:20:30,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:20:30,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-27 21:20:30,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:20:31,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:20:31,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:20:31,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:20:31,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:20:31,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:20:31,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:20:31,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:20:31,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:20:31,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:20:31,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:20:31,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 21:20:31,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:20:31,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:20:31,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:20:31,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:20:31,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:20:31,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:20:31,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:20:31,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:20:31,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:20:31,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:20:31,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:20:31,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:20:31,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:20:31,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 21:20:31,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:20:31,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:20:31,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:20:31,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:20:31,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:20:31,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 21:20:31,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:20:31,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:20:31,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:20:31,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 21:20:31,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:20:31,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-27 21:20:31,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:20:31,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:20:31,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:20:31,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:20:31,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:20:31,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 21:20:31,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:20:31,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:20:31,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:20:31,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:20:31,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:20:31,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:20:31,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:20:31,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:20:31,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:20:31,199 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:20:31,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:20:31,200 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:20:31,200 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:20:31,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:20:31,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:20:31,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:20:31,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:20:31,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:20:31,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:20:31,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:20:31,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:20:31,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:20:31,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:20:31,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:20:31,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:20:31,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:20:31,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:20:31,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:20:31,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:20:31,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-27 21:20:31,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:20:31,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:20:31,246 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:20:31,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:20:31,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:20:31,246 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:20:31,246 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:20:31,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:20:31,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:20:31,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:20:31,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:20:31,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-27 21:20:31,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:20:31,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:20:31,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:20:31,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:20:31,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:20:31,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:20:31,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:20:31,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:20:31,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 21:20:31,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:20:31,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:20:31,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-27 21:20:31,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:20:31,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:20:31,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:20:31,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:20:31,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:20:31,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:20:31,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:20:31,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:20:31,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:20:31,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:20:31,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:20:31,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 21:20:31,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:20:31,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:20:31,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:20:31,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:20:31,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:20:31,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:20:31,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:20:31,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:20:31,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:20:31,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:20:31,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:20:31,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-27 21:20:31,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:20:31,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:20:31,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:20:31,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:20:31,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:20:31,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:20:31,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:20:31,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:20:31,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:20:31,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:20:31,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:20:31,351 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-27 21:20:31,352 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [782273980] [2020-10-27 21:20:31,352 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:20:31,352 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2020-10-27 21:20:31,352 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [831862951] [2020-10-27 21:20:31,353 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-27 21:20:31,353 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:20:31,354 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-27 21:20:31,354 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=197, Unknown=0, NotChecked=0, Total=240 [2020-10-27 21:20:31,354 INFO L87 Difference]: Start difference. First operand 401 states and 538 transitions. Second operand 16 states. [2020-10-27 21:20:34,608 WARN L193 SmtUtils]: Spent 2.03 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-27 21:20:37,423 WARN L193 SmtUtils]: Spent 2.06 s on a formula simplification that was a NOOP. DAG size: 556 [2020-10-27 21:20:40,940 WARN L193 SmtUtils]: Spent 2.05 s on a formula simplification that was a NOOP. DAG size: 556 [2020-10-27 21:20:43,710 WARN L193 SmtUtils]: Spent 2.04 s on a formula simplification that was a NOOP. DAG size: 556 [2020-10-27 21:21:02,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:21:02,106 INFO L93 Difference]: Finished difference Result 1124 states and 1688 transitions. [2020-10-27 21:21:02,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-10-27 21:21:02,111 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 155 [2020-10-27 21:21:02,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:21:02,119 INFO L225 Difference]: With dead ends: 1124 [2020-10-27 21:21:02,119 INFO L226 Difference]: Without dead ends: 794 [2020-10-27 21:21:02,122 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 231 ImplicationChecksByTransitivity, 11.4s TimeCoverageRelationStatistics Valid=313, Invalid=1019, Unknown=0, NotChecked=0, Total=1332 [2020-10-27 21:21:02,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 794 states. [2020-10-27 21:21:02,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 794 to 441. [2020-10-27 21:21:02,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 441 states. [2020-10-27 21:21:02,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 441 states and 607 transitions. [2020-10-27 21:21:02,351 INFO L78 Accepts]: Start accepts. Automaton has 441 states and 607 transitions. Word has length 155 [2020-10-27 21:21:02,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:21:02,351 INFO L481 AbstractCegarLoop]: Abstraction has 441 states and 607 transitions. [2020-10-27 21:21:02,351 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-27 21:21:02,352 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 607 transitions. [2020-10-27 21:21:02,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2020-10-27 21:21:02,357 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:21:02,357 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:21:02,357 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 21:21:02,358 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 21:21:02,358 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:21:02,358 INFO L82 PathProgramCache]: Analyzing trace with hash 1843453948, now seen corresponding path program 1 times [2020-10-27 21:21:02,359 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:21:02,359 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1972015029] [2020-10-27 21:21:02,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:21:02,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:21:02,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:02,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:02,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:02,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:02,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:02,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:07,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:21:07,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 228 [2020-10-27 21:21:07,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 21:21:07,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-27 21:21:07,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:21:07,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:21:07,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 122 [2020-10-27 21:21:07,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 21:21:07,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:21:09,490 WARN L193 SmtUtils]: Spent 2.00 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-27 21:21:09,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:21:09,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:21:09,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:09,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:21:09,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:21:09,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:21:09,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 61 [2020-10-27 21:21:09,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:21:09,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:21:09,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:21:09,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:21:09,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:21:09,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:21:09,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:21:09,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:09,592 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:21:09,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:21:09,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:21:09,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:21:09,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:21:09,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:21:09,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:21:09,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:21:09,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:21:09,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:21:09,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:21:09,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:09,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:21:09,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:21:09,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:21:09,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:21:09,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:21:09,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:21:09,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:21:09,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:21:09,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:21:09,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:21:09,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:21:09,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:09,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:21:09,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:21:09,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:21:09,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:21:09,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:21:09,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:21:09,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:21:09,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:21:09,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:21:09,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:21:09,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:21:09,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:09,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:09,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:09,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:09,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:10,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:14,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:21:14,642 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-27 21:21:14,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 21:21:14,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-27 21:21:14,643 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:21:14,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:21:14,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-27 21:21:14,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-27 21:21:14,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:21:14,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:21:14,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:21:14,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:14,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:21:14,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:21:14,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:21:14,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:21:14,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:21:14,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:21:14,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:21:14,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:21:14,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:21:14,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:21:14,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:21:14,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:14,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:21:14,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:21:14,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:21:14,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:21:14,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:21:14,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:21:14,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:21:14,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:21:14,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:21:14,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:21:14,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:21:14,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:14,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:21:14,719 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:21:14,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:21:14,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:21:14,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:21:14,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:21:14,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:21:14,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:21:14,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:21:14,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:21:14,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:21:14,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:14,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:21:14,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:21:14,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:21:14,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:21:14,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:21:14,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:21:14,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:21:14,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:21:14,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:21:14,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 21:21:14,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:21:14,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:14,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:21:14,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:21:14,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:21:14,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:21:14,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:21:14,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:21:14,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:21:14,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:21:14,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:21:14,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:21:14,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:21:14,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:14,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:21:14,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:21:14,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:21:14,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:21:14,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:21:14,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:21:14,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:21:14,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:21:14,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:21:14,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:21:14,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:21:14,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:14,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:21:14,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:21:14,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:21:14,763 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:21:14,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:21:14,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:21:14,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:21:14,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:21:14,764 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:21:14,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:21:14,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:21:14,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:14,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:21:14,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:21:14,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:21:14,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:21:14,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:21:14,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:21:14,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:21:14,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:21:14,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:21:14,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 21:21:14,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:21:14,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:14,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:14,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:21:14,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-27 21:21:14,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:21:14,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-27 21:21:14,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:21:14,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:21:14,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 21:21:14,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-27 21:21:14,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:21:14,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:21:14,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:21:14,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:14,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:21:14,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 21:21:14,832 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:21:14,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 21:21:14,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:21:14,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:21:14,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:21:14,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 21:21:14,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:21:14,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:21:14,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:21:14,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:14,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:21:14,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:21:14,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:21:14,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:21:14,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:21:14,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:21:14,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:21:14,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 21:21:14,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:21:14,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:21:14,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:21:14,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:14,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:21:14,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:21:14,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:21:14,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:21:14,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:21:14,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 21:21:14,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:21:14,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 21:21:14,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:21:15,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-27 21:21:15,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:21:15,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:15,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:21:15,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:21:15,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:21:15,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:21:15,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:21:15,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:21:15,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:21:15,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:21:15,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:21:15,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:21:15,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:21:15,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:15,082 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:21:15,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:21:15,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:21:15,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:21:15,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:21:15,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:21:15,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:21:15,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:21:15,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:21:15,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:21:15,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:21:15,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:15,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:21:15,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:21:15,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:21:15,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:21:15,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:21:15,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:21:15,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:21:15,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:21:15,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:21:15,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-27 21:21:15,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:21:15,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:15,124 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:21:15,124 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:21:15,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:21:15,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:21:15,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:21:15,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:21:15,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:21:15,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:21:15,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:21:15,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-27 21:21:15,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:21:15,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:15,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:21:15,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:21:15,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:21:15,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:21:15,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:21:15,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:21:15,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 21:21:15,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:21:15,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:21:15,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-27 21:21:15,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:21:15,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:15,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:21:15,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:21:15,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:21:15,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:21:15,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:21:15,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:21:15,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:21:15,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:21:15,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:21:15,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-27 21:21:15,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:21:15,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:15,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:21:15,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:21:15,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:21:15,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:21:15,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:21:15,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:21:15,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:21:15,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:21:15,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:21:15,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-27 21:21:15,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:21:15,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:15,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:21:15,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:21:15,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:21:15,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:21:15,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:21:15,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:21:15,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:21:15,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:21:15,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:21:15,180 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 12 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-27 21:21:15,180 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1972015029] [2020-10-27 21:21:15,181 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 21:21:15,181 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2020-10-27 21:21:15,181 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1692671560] [2020-10-27 21:21:15,181 INFO L461 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-10-27 21:21:15,182 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:21:15,182 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-10-27 21:21:15,182 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=292, Unknown=0, NotChecked=0, Total=342 [2020-10-27 21:21:15,183 INFO L87 Difference]: Start difference. First operand 441 states and 607 transitions. Second operand 19 states. [2020-10-27 21:21:18,783 WARN L193 SmtUtils]: Spent 2.03 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-27 21:21:21,414 WARN L193 SmtUtils]: Spent 2.13 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-27 21:21:24,592 WARN L193 SmtUtils]: Spent 2.02 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-27 21:21:27,298 WARN L193 SmtUtils]: Spent 2.04 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-27 21:21:29,523 WARN L193 SmtUtils]: Spent 2.14 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-27 21:21:46,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:21:46,968 INFO L93 Difference]: Finished difference Result 1228 states and 1861 transitions. [2020-10-27 21:21:46,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-10-27 21:21:46,969 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 156 [2020-10-27 21:21:46,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:21:46,976 INFO L225 Difference]: With dead ends: 1228 [2020-10-27 21:21:46,976 INFO L226 Difference]: Without dead ends: 860 [2020-10-27 21:21:46,978 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 259 ImplicationChecksByTransitivity, 13.6s TimeCoverageRelationStatistics Valid=294, Invalid=1266, Unknown=0, NotChecked=0, Total=1560 [2020-10-27 21:21:46,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 860 states. [2020-10-27 21:21:47,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 860 to 484. [2020-10-27 21:21:47,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 484 states. [2020-10-27 21:21:47,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 484 states and 679 transitions. [2020-10-27 21:21:47,205 INFO L78 Accepts]: Start accepts. Automaton has 484 states and 679 transitions. Word has length 156 [2020-10-27 21:21:47,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:21:47,206 INFO L481 AbstractCegarLoop]: Abstraction has 484 states and 679 transitions. [2020-10-27 21:21:47,206 INFO L482 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-10-27 21:21:47,206 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 679 transitions. [2020-10-27 21:21:47,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2020-10-27 21:21:47,209 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:21:47,210 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:21:47,210 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 21:21:47,210 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 21:21:47,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:21:47,211 INFO L82 PathProgramCache]: Analyzing trace with hash -187721961, now seen corresponding path program 1 times [2020-10-27 21:21:47,211 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:21:47,211 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [606969238] [2020-10-27 21:21:47,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:21:47,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:21:47,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:47,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:47,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:47,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:47,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:47,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:47,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:47,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:47,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:47,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:47,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:47,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:47,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:48,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:49,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:52,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:21:52,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 234 [2020-10-27 21:21:52,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 15 [2020-10-27 21:21:52,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-27 21:21:52,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:21:52,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:21:52,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 122 [2020-10-27 21:21:52,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 21:21:52,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:21:54,316 WARN L193 SmtUtils]: Spent 1.96 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-27 21:21:54,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:21:54,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:21:54,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:54,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:21:54,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:21:54,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:21:54,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-27 21:21:54,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:21:54,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:21:54,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:21:54,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:21:54,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:21:54,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:21:54,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:21:54,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:54,390 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:21:54,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:21:54,390 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:21:54,390 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:21:54,390 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:21:54,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:21:54,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:21:54,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:21:54,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:21:54,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:21:54,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:21:54,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:54,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:21:54,393 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:21:54,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:21:54,393 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:21:54,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:21:54,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:21:54,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:21:54,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:21:54,394 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:21:54,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:21:54,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:21:54,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:54,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:21:54,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:21:54,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:21:54,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:21:54,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:21:54,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:21:54,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:21:54,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:21:54,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:21:54,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:21:54,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:21:54,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:54,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:54,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:54,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:55,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:55,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:59,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:21:59,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-27 21:21:59,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 21:21:59,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-27 21:21:59,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:21:59,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:21:59,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-27 21:21:59,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-27 21:21:59,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:21:59,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:21:59,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:21:59,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:59,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:21:59,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:21:59,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:21:59,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:21:59,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:21:59,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:21:59,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:21:59,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:21:59,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:21:59,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:21:59,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:21:59,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:59,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:21:59,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:21:59,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:21:59,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:21:59,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:21:59,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:21:59,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:21:59,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:21:59,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:21:59,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:21:59,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:21:59,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:59,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:21:59,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:21:59,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:21:59,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:21:59,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:21:59,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:21:59,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:21:59,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:21:59,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:21:59,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:21:59,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:21:59,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:59,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:21:59,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:21:59,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:21:59,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:21:59,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:21:59,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:21:59,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:21:59,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:21:59,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:21:59,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 21:21:59,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:21:59,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:59,574 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:21:59,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:21:59,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:21:59,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:21:59,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:21:59,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:21:59,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:21:59,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:21:59,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:21:59,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:21:59,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:21:59,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:59,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:21:59,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:21:59,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:21:59,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:21:59,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:21:59,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:21:59,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:21:59,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:21:59,580 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:21:59,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:21:59,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:21:59,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:59,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:21:59,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:21:59,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:21:59,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:21:59,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:21:59,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:21:59,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:21:59,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:21:59,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:21:59,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:21:59,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:21:59,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:59,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:21:59,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:21:59,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:21:59,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:21:59,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:21:59,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:21:59,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:21:59,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:21:59,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:21:59,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 21:21:59,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:21:59,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:59,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:21:59,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-27 21:21:59,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:21:59,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-27 21:21:59,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:21:59,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:21:59,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 21:21:59,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-27 21:21:59,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:21:59,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:21:59,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:21:59,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:59,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:21:59,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 21:21:59,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:21:59,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 21:21:59,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:21:59,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:21:59,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:21:59,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 21:21:59,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:21:59,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:21:59,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:21:59,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:59,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:21:59,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:21:59,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:21:59,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 21:21:59,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:21:59,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:21:59,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:21:59,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 21:21:59,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:21:59,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:21:59,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:21:59,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:59,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:21:59,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:21:59,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:21:59,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:21:59,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:21:59,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 21:21:59,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:21:59,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 21:21:59,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:21:59,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-27 21:21:59,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:21:59,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:59,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:21:59,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:21:59,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:21:59,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 21:21:59,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:21:59,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:21:59,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:21:59,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:21:59,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:21:59,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:21:59,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:21:59,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:59,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:21:59,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:21:59,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:21:59,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:21:59,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:21:59,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:21:59,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:21:59,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:21:59,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:21:59,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:21:59,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:21:59,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:59,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:21:59,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:21:59,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:21:59,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:21:59,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:21:59,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:21:59,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:21:59,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:21:59,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:21:59,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-27 21:21:59,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:21:59,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:59,979 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:21:59,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:21:59,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:21:59,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:21:59,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:21:59,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:21:59,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:21:59,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:21:59,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:21:59,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-27 21:21:59,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:21:59,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:21:59,986 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:21:59,986 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:21:59,986 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:21:59,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:21:59,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:21:59,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:21:59,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 21:21:59,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:21:59,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:21:59,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-27 21:22:00,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:22:00,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:22:00,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:22:00,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:22:00,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:22:00,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:22:00,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:22:00,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:22:00,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:22:00,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:22:00,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:22:00,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-27 21:22:00,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:22:00,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:22:00,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:22:00,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:22:00,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:22:00,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:22:00,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:22:00,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:22:00,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:22:00,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:22:00,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:22:00,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2020-10-27 21:22:00,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:22:00,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:22:00,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:22:00,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:22:00,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:22:00,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:22:00,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:22:00,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:22:00,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:22:00,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:22:00,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:22:00,087 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-27 21:22:00,087 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [606969238] [2020-10-27 21:22:00,088 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:22:00,088 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-10-27 21:22:00,088 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1353078378] [2020-10-27 21:22:00,089 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-27 21:22:00,089 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:22:00,089 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-27 21:22:00,089 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=259, Unknown=0, NotChecked=0, Total=306 [2020-10-27 21:22:00,090 INFO L87 Difference]: Start difference. First operand 484 states and 679 transitions. Second operand 18 states. [2020-10-27 21:22:03,952 WARN L193 SmtUtils]: Spent 2.03 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-27 21:22:06,110 WARN L193 SmtUtils]: Spent 2.05 s on a formula simplification that was a NOOP. DAG size: 556 [2020-10-27 21:22:08,603 WARN L193 SmtUtils]: Spent 2.02 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-27 21:22:11,826 WARN L193 SmtUtils]: Spent 2.08 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-27 21:22:14,085 WARN L193 SmtUtils]: Spent 2.06 s on a formula simplification that was a NOOP. DAG size: 556 [2020-10-27 21:22:16,443 WARN L193 SmtUtils]: Spent 2.16 s on a formula simplification that was a NOOP. DAG size: 554 [2020-10-27 21:22:18,790 WARN L193 SmtUtils]: Spent 2.10 s on a formula simplification that was a NOOP. DAG size: 553