/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.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=NARROWEST --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 -i ../../../trunk/examples/svcomp/product-lines/email_spec1_product12.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 11:52:59,188 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 11:52:59,192 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 11:52:59,236 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 11:52:59,236 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 11:52:59,247 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 11:52:59,249 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 11:52:59,253 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 11:52:59,255 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 11:52:59,256 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 11:52:59,257 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 11:52:59,258 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 11:52:59,258 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 11:52:59,263 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 11:52:59,265 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 11:52:59,267 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 11:52:59,268 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 11:52:59,270 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 11:52:59,272 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 11:52:59,279 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 11:52:59,281 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 11:52:59,283 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 11:52:59,284 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 11:52:59,285 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 11:52:59,288 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 11:52:59,288 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 11:52:59,288 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 11:52:59,291 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 11:52:59,291 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 11:52:59,293 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 11:52:59,293 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 11:52:59,294 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 11:52:59,295 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 11:52:59,295 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 11:52:59,297 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 11:52:59,297 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 11:52:59,297 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 11:52:59,298 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 11:52:59,298 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 11:52:59,299 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 11:52:59,300 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 11:52:59,301 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 [2020-10-13 11:52:59,341 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 11:52:59,341 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 11:52:59,343 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 11:52:59,343 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 11:52:59,343 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 11:52:59,344 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 11:52:59,344 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-13 11:52:59,344 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 11:52:59,344 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-13 11:52:59,345 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 11:52:59,345 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 11:52:59,346 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 11:52:59,346 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 11:52:59,346 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-13 11:52:59,347 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 11:52:59,347 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 11:52:59,347 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 11:52:59,347 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 11:52:59,347 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 11:52:59,348 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 11:52:59,348 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 11:52:59,348 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 11:52:59,348 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 11:52:59,348 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 11:52:59,349 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 11:52:59,349 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 11:52:59,349 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 11:52:59,349 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 11:52:59,349 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 11:52:59,350 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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=NARROWEST;log-additional-information=true;unknown-allowed=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=NARROWEST;log-additional-information=true;unknown-allowed=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=NARROWEST;log-additional-information=true;unknown-allowed=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=NARROWEST;log-additional-information=true;unknown-allowed=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=NARROWEST;log-additional-information=true;unknown-allowed=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=NARROWEST;log-additional-information=true;unknown-allowed=true; [2020-10-13 11:52:59,668 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 11:52:59,681 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 11:52:59,684 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 11:52:59,686 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 11:52:59,686 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 11:52:59,687 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec1_product12.cil.c [2020-10-13 11:52:59,750 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a546ee179/3a9374975225494abede97b9bc4fad18/FLAGe7a4084c4 [2020-10-13 11:53:00,382 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 11:53:00,382 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec1_product12.cil.c [2020-10-13 11:53:00,401 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a546ee179/3a9374975225494abede97b9bc4fad18/FLAGe7a4084c4 [2020-10-13 11:53:00,624 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a546ee179/3a9374975225494abede97b9bc4fad18 [2020-10-13 11:53:00,632 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 11:53:00,634 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 11:53:00,635 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 11:53:00,635 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 11:53:00,639 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 11:53:00,640 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 11:53:00" (1/1) ... [2020-10-13 11:53:00,645 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43be0364 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:53:00, skipping insertion in model container [2020-10-13 11:53:00,645 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 11:53:00" (1/1) ... [2020-10-13 11:53:00,652 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 11:53:00,713 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 11:53:01,428 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 11:53:01,450 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 11:53:01,583 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 11:53:01,651 INFO L208 MainTranslator]: Completed translation [2020-10-13 11:53:01,652 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:53:01 WrapperNode [2020-10-13 11:53:01,652 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 11:53:01,652 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 11:53:01,653 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 11:53:01,653 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 11:53:01,666 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:53:01" (1/1) ... [2020-10-13 11:53:01,666 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:53:01" (1/1) ... [2020-10-13 11:53:01,697 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:53:01" (1/1) ... [2020-10-13 11:53:01,697 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:53:01" (1/1) ... [2020-10-13 11:53:01,751 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:53:01" (1/1) ... [2020-10-13 11:53:01,773 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:53:01" (1/1) ... [2020-10-13 11:53:01,785 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:53:01" (1/1) ... [2020-10-13 11:53:01,808 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 11:53:01,809 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 11:53:01,809 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 11:53:01,809 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 11:53:01,810 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:53:01" (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 [2020-10-13 11:53:01,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 11:53:01,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 11:53:01,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-13 11:53:01,897 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-13 11:53:01,898 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-13 11:53:01,898 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-13 11:53:01,898 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-13 11:53:01,899 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-13 11:53:01,899 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2020-10-13 11:53:01,900 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-10-13 11:53:01,900 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2020-10-13 11:53:01,900 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-10-13 11:53:01,900 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2020-10-13 11:53:01,900 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-10-13 11:53:01,901 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-10-13 11:53:01,902 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-10-13 11:53:01,902 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-13 11:53:01,902 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 11:53:01,902 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2020-10-13 11:53:01,903 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2020-10-13 11:53:01,903 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2020-10-13 11:53:01,903 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2020-10-13 11:53:01,904 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2020-10-13 11:53:01,904 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2020-10-13 11:53:01,904 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2020-10-13 11:53:01,905 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2020-10-13 11:53:01,905 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2020-10-13 11:53:01,905 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-10-13 11:53:01,905 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-10-13 11:53:01,906 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-10-13 11:53:01,906 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-10-13 11:53:01,906 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-10-13 11:53:01,906 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-10-13 11:53:01,906 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-10-13 11:53:01,906 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-10-13 11:53:01,907 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-10-13 11:53:01,907 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-10-13 11:53:01,907 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-10-13 11:53:01,907 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-10-13 11:53:01,907 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-10-13 11:53:01,907 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-10-13 11:53:01,908 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-10-13 11:53:01,908 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-10-13 11:53:01,908 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-10-13 11:53:01,908 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-10-13 11:53:01,908 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-10-13 11:53:01,908 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-10-13 11:53:01,909 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-10-13 11:53:01,909 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-10-13 11:53:01,909 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-10-13 11:53:01,910 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-10-13 11:53:01,910 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-10-13 11:53:01,910 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-10-13 11:53:01,911 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-10-13 11:53:01,911 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-10-13 11:53:01,911 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-10-13 11:53:01,911 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-10-13 11:53:01,911 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2020-10-13 11:53:01,912 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-10-13 11:53:01,912 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-10-13 11:53:01,912 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Encrypt [2020-10-13 11:53:01,912 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-10-13 11:53:01,912 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-10-13 11:53:01,913 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-10-13 11:53:01,913 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-10-13 11:53:01,913 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-10-13 11:53:01,913 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-10-13 11:53:01,913 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-10-13 11:53:01,914 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2020-10-13 11:53:01,914 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2020-10-13 11:53:01,914 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-10-13 11:53:01,916 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-10-13 11:53:01,916 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-10-13 11:53:01,916 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-10-13 11:53:01,916 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-10-13 11:53:01,917 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-10-13 11:53:01,917 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-10-13 11:53:01,917 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-10-13 11:53:01,917 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-10-13 11:53:01,917 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-10-13 11:53:01,918 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-10-13 11:53:01,918 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-10-13 11:53:01,918 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-10-13 11:53:01,918 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-10-13 11:53:01,918 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-10-13 11:53:01,918 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-10-13 11:53:01,919 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-10-13 11:53:01,920 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-10-13 11:53:01,920 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-10-13 11:53:01,920 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-10-13 11:53:01,920 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-10-13 11:53:01,920 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-10-13 11:53:01,920 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-13 11:53:01,921 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-13 11:53:01,921 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-13 11:53:01,921 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-13 11:53:01,921 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-13 11:53:01,921 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-13 11:53:01,922 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-13 11:53:01,922 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2020-10-13 11:53:01,922 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-10-13 11:53:01,922 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2020-10-13 11:53:01,922 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-10-13 11:53:01,923 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-10-13 11:53:01,923 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-10-13 11:53:01,923 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__AddressBookEncrypt_spec__1 [2020-10-13 11:53:01,923 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 11:53:01,923 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 11:53:01,923 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2020-10-13 11:53:01,924 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2020-10-13 11:53:01,924 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2020-10-13 11:53:01,924 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2020-10-13 11:53:01,924 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2020-10-13 11:53:01,924 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2020-10-13 11:53:01,924 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2020-10-13 11:53:01,925 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-10-13 11:53:01,925 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-13 11:53:01,925 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-13 11:53:01,926 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-13 11:53:01,927 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-13 11:53:01,927 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-13 11:53:01,927 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-13 11:53:01,928 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-13 11:53:01,928 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-10-13 11:53:01,929 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-10-13 11:53:01,929 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-10-13 11:53:01,930 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-10-13 11:53:01,933 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-10-13 11:53:01,933 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-10-13 11:53:01,933 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-10-13 11:53:01,934 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-10-13 11:53:01,934 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-10-13 11:53:01,934 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-10-13 11:53:01,934 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-10-13 11:53:01,935 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-10-13 11:53:01,935 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2020-10-13 11:53:01,935 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-10-13 11:53:01,935 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-10-13 11:53:01,936 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-10-13 11:53:01,936 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-10-13 11:53:01,936 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-13 11:53:01,936 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 11:53:01,936 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2020-10-13 11:53:01,945 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2020-10-13 11:53:01,946 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2020-10-13 11:53:01,946 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2020-10-13 11:53:01,946 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2020-10-13 11:53:01,946 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-13 11:53:01,946 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-10-13 11:53:01,946 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-10-13 11:53:01,947 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-10-13 11:53:01,947 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-10-13 11:53:01,947 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-10-13 11:53:01,947 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-10-13 11:53:01,947 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-10-13 11:53:01,947 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-10-13 11:53:01,947 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-10-13 11:53:01,947 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-10-13 11:53:01,948 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-10-13 11:53:01,948 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-10-13 11:53:01,948 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-10-13 11:53:01,948 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-10-13 11:53:01,948 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-10-13 11:53:01,948 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-10-13 11:53:01,948 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-10-13 11:53:01,948 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-10-13 11:53:01,949 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-10-13 11:53:01,949 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-10-13 11:53:01,949 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-10-13 11:53:01,949 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-10-13 11:53:01,949 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-10-13 11:53:01,949 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-10-13 11:53:01,949 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-10-13 11:53:01,949 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-10-13 11:53:01,949 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-10-13 11:53:01,950 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-10-13 11:53:01,950 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-10-13 11:53:01,950 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-10-13 11:53:01,950 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-10-13 11:53:01,950 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-10-13 11:53:01,951 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-10-13 11:53:01,951 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-10-13 11:53:01,951 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2020-10-13 11:53:01,951 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__AddressBookEncrypt_spec__1 [2020-10-13 11:53:01,951 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2020-10-13 11:53:01,951 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Encrypt [2020-10-13 11:53:01,951 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-10-13 11:53:01,951 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-10-13 11:53:01,952 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-10-13 11:53:01,952 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-10-13 11:53:01,952 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-10-13 11:53:01,952 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-10-13 11:53:01,952 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-10-13 11:53:01,952 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-10-13 11:53:01,952 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-10-13 11:53:01,953 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-10-13 11:53:01,953 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-10-13 11:53:01,953 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-10-13 11:53:01,953 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-10-13 11:53:01,953 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-10-13 11:53:01,953 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-10-13 11:53:01,953 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-10-13 11:53:01,954 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-13 11:53:01,954 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-13 11:53:01,954 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-13 11:53:01,954 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-13 11:53:01,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-13 11:53:01,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-13 11:53:01,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-13 11:53:01,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-13 11:53:01,955 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-13 11:53:01,955 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-13 11:53:01,955 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-13 11:53:01,955 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-13 11:53:01,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-13 11:53:01,955 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-13 11:53:01,956 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-13 11:53:01,956 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-13 11:53:01,956 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-13 11:53:01,956 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-10-13 11:53:01,956 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-10-13 11:53:01,956 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-10-13 11:53:01,956 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2020-10-13 11:53:01,957 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2020-10-13 11:53:01,957 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 11:53:01,957 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-13 11:53:01,957 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 11:53:04,056 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 11:53:04,057 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-13 11:53:04,064 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 11:53:04 BoogieIcfgContainer [2020-10-13 11:53:04,064 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 11:53:04,066 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 11:53:04,066 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 11:53:04,069 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 11:53:04,069 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 11:53:00" (1/3) ... [2020-10-13 11:53:04,070 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41cb6582 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 11:53:04, skipping insertion in model container [2020-10-13 11:53:04,070 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:53:01" (2/3) ... [2020-10-13 11:53:04,070 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41cb6582 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 11:53:04, skipping insertion in model container [2020-10-13 11:53:04,071 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 11:53:04" (3/3) ... [2020-10-13 11:53:04,072 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec1_product12.cil.c [2020-10-13 11:53:04,083 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 11:53:04,091 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 11:53:04,106 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 11:53:04,135 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 11:53:04,135 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 11:53:04,136 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 11:53:04,136 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 11:53:04,136 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 11:53:04,136 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 11:53:04,136 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 11:53:04,136 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 11:53:04,164 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states. [2020-10-13 11:53:04,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-10-13 11:53:04,183 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 11:53:04,184 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] [2020-10-13 11:53:04,184 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 11:53:04,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 11:53:04,191 INFO L82 PathProgramCache]: Analyzing trace with hash -1292534618, now seen corresponding path program 1 times [2020-10-13 11:53:04,200 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 11:53:04,200 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [640563999] [2020-10-13 11:53:04,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 11:53:04,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:04,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:05,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:05,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:05,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:08,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:08,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:09,681 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:09,681 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 215 [2020-10-13 11:53:09,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 11:53:09,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-13 11:53:09,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:09,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:09,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 121 [2020-10-13 11:53:09,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:09,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-13 11:53:11,331 WARN L193 SmtUtils]: Spent 1.50 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-13 11:53:11,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 11:53:11,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:11,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:11,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:11,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:53:11,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:11,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 70 [2020-10-13 11:53:11,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:11,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:11,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:11,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:11,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:11,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:53:11,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:11,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:11,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:11,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:53:11,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:11,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:11,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:11,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:11,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:11,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:11,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:11,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 11:53:11,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:11,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:11,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:11,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:53:11,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:11,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:53:11,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:11,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:11,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:11,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:11,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:11,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 11:53:11,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:11,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:11,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:11,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:53:11,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:11,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:53:11,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:11,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:11,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:11,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:11,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:11,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 11:53:11,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:11,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:11,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:11,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:11,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:13,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:16,546 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:16,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 11:53:16,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 11:53:16,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-13 11:53:16,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:16,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:16,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:16,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:16,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:16,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:53:16,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:16,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:16,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:16,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:53:16,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:16,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 11:53:16,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:16,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:16,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:16,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:16,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:16,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:53:16,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:16,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:16,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:16,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:53:16,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:16,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 11:53:16,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:16,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:16,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:16,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:16,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:53:16,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:53:16,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:16,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:16,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:16,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:16,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:16,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:16,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:16,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:16,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:16,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:16,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:53:16,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:53:16,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:16,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:16,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:16,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:16,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:16,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:16,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:16,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:16,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:16,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:16,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:16,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 11:53:16,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:16,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:16,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:16,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:53:16,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:16,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 11:53:16,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:16,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:16,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:16,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:16,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:16,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:53:16,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:16,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:16,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:16,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:53:16,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:16,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:53:16,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:16,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:16,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:16,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:16,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:16,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:53:16,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:16,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:16,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:16,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:16,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:16,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:16,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:16,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:16,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:16,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:16,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:53:16,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:53:16,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:16,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:16,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:16,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:16,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:16,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:16,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:16,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:16,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:16,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:16,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:16,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 11:53:16,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:16,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:16,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:16,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:53:16,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:16,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 11:53:16,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:16,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:16,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:16,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:16,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:16,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:53:16,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:16,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:16,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:16,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:53:16,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:16,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:53:16,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:16,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:16,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:16,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:16,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:16,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:53:16,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:16,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:16,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:16,775 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:16,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:16,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:53:16,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:16,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:16,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:16,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:16,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:53:16,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:53:16,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:16,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:16,784 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:16,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:16,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:16,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:53:16,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:16,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:16,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:16,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:16,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:16,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-13 11:53:16,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:16,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:16,823 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:16,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 11:53:16,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:16,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 11:53:16,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:16,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:16,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 11:53:16,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:16,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:16,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:53:16,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:16,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:16,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:16,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:16,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:16,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:16,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:16,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:16,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:16,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:16,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:16,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:53:16,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:16,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:16,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:16,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:16,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:16,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:16,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:16,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:16,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:16,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:16,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:16,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-13 11:53:16,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:16,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:16,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:16,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:16,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:16,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:16,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:16,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:16,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:53:16,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:16,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:16,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-13 11:53:16,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:16,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:16,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:16,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 11:53:16,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:16,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:16,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:16,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:16,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 11:53:16,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:16,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:16,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-13 11:53:16,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:16,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:16,886 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:16,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:16,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:16,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:16,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:16,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:16,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:53:16,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:16,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:16,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-13 11:53:16,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:16,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:16,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:16,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:16,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:16,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:16,893 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:16,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:16,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:53:16,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:16,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:53:16,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-13 11:53:16,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:16,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:16,898 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:16,898 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:16,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:16,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:16,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:16,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:16,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:53:16,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:16,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:16,968 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-13 11:53:16,969 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [640563999] [2020-10-13 11:53:16,971 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 11:53:16,971 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-13 11:53:16,972 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2047646652] [2020-10-13 11:53:16,979 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-13 11:53:16,979 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 11:53:16,993 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-13 11:53:16,993 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2020-10-13 11:53:16,996 INFO L87 Difference]: Start difference. First operand 424 states. Second operand 10 states. [2020-10-13 11:53:29,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 11:53:29,630 INFO L93 Difference]: Finished difference Result 897 states and 1340 transitions. [2020-10-13 11:53:29,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-13 11:53:29,633 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 145 [2020-10-13 11:53:29,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 11:53:29,662 INFO L225 Difference]: With dead ends: 897 [2020-10-13 11:53:29,662 INFO L226 Difference]: Without dead ends: 647 [2020-10-13 11:53:29,669 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=147, Invalid=315, Unknown=0, NotChecked=0, Total=462 [2020-10-13 11:53:29,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 647 states. [2020-10-13 11:53:29,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 647 to 379. [2020-10-13 11:53:29,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 379 states. [2020-10-13 11:53:29,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 379 states and 510 transitions. [2020-10-13 11:53:29,913 INFO L78 Accepts]: Start accepts. Automaton has 379 states and 510 transitions. Word has length 145 [2020-10-13 11:53:29,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 11:53:29,914 INFO L479 AbstractCegarLoop]: Abstraction has 379 states and 510 transitions. [2020-10-13 11:53:29,914 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-13 11:53:29,914 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 510 transitions. [2020-10-13 11:53:29,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-10-13 11:53:29,920 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 11:53:29,920 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] [2020-10-13 11:53:29,920 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 11:53:29,921 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 11:53:29,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 11:53:29,921 INFO L82 PathProgramCache]: Analyzing trace with hash 1702693606, now seen corresponding path program 1 times [2020-10-13 11:53:29,921 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 11:53:29,922 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1592470877] [2020-10-13 11:53:29,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 11:53:29,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:30,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:30,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:30,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:30,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:30,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:34,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:34,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 216 [2020-10-13 11:53:34,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 11:53:34,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-13 11:53:34,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:34,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 11:53:34,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-13 11:53:34,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-13 11:53:34,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:36,351 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-13 11:53:36,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 11:53:36,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:36,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:36,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:36,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:53:36,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:36,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-13 11:53:36,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:36,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:36,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:36,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:36,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:36,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:53:36,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:36,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:36,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:36,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:53:36,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:36,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:53:36,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:36,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:36,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:36,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:36,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:36,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 11:53:36,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:36,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:36,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:36,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:53:36,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:36,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:53:36,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:36,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:36,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:36,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:36,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:36,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 11:53:36,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:36,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:36,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:36,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:53:36,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:36,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:36,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:36,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:36,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:36,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:36,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:36,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 11:53:36,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:36,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:36,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:36,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:36,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:37,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:41,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:41,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 11:53:41,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 11:53:41,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-13 11:53:41,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:41,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:41,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:41,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:41,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:41,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:53:41,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:41,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:41,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:41,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:53:41,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:41,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:53:41,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:41,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:41,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:41,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:41,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:41,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:53:41,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:41,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:41,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:41,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:53:41,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:41,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:53:41,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:41,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:41,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:41,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:41,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:41,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:53:41,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:41,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:41,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:41,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:41,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:41,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-13 11:53:41,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:41,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:41,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:41,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:41,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:41,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:53:41,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:41,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:41,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:41,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:41,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:41,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:41,588 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:41,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:41,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:41,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:41,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:41,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 11:53:41,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:41,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:41,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:41,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:53:41,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:41,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:53:41,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:41,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:41,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:41,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:41,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:41,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:53:41,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:41,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:41,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:41,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:53:41,600 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:41,600 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:41,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:41,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:41,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:41,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:41,600 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:41,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:53:41,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:41,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:41,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:41,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:41,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:41,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:53:41,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:41,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:41,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:41,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:41,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:41,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:53:41,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:41,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:41,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:41,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:41,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:41,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:41,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:41,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:41,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:41,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:41,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:41,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 11:53:41,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:41,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:41,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:41,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:53:41,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:41,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 11:53:41,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:41,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:41,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:41,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:41,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:41,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:53:41,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:41,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:41,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:41,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:53:41,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:41,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:53:41,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:41,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:41,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:41,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:41,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:41,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:53:41,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:41,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:41,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:41,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:41,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:41,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:41,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:41,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:41,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:41,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:41,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:41,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:53:41,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:41,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:41,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:41,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:41,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:41,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:41,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:41,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:41,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:41,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:41,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:41,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-13 11:53:41,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:41,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:41,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:41,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 11:53:41,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:41,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 11:53:41,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:41,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:41,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 11:53:41,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:41,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:41,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:53:41,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:41,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:41,692 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:41,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:41,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:41,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:41,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:41,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:41,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:41,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:41,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:53:41,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:53:41,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:41,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:41,720 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:41,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:41,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:41,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:41,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:41,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:41,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:53:41,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:41,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:53:41,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-13 11:53:41,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:41,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:41,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:41,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:41,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:41,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:41,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:41,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:41,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:53:41,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:41,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:53:41,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-13 11:53:41,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:41,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:41,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:41,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 11:53:41,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:41,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:53:41,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:41,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:41,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 11:53:41,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:41,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:53:41,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-13 11:53:41,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:41,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:41,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:41,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:41,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:41,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:41,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:41,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:41,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:53:41,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:41,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:41,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-13 11:53:41,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:41,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:41,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:41,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:41,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:41,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:41,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:41,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:41,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:53:41,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:41,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:53:41,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-13 11:53:41,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:41,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:41,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:53:41,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:53:41,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:53:41,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:53:41,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:53:41,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:53:41,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:53:41,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:53:41,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:53:41,837 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-13 11:53:41,838 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1592470877] [2020-10-13 11:53:41,838 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 11:53:41,838 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-13 11:53:41,839 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [775571680] [2020-10-13 11:53:41,845 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 11:53:41,845 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 11:53:41,845 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 11:53:41,845 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-13 11:53:41,846 INFO L87 Difference]: Start difference. First operand 379 states and 510 transitions. Second operand 11 states. [2020-10-13 11:53:45,849 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 535 [2020-10-13 11:53:55,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 11:53:55,800 INFO L93 Difference]: Finished difference Result 808 states and 1164 transitions. [2020-10-13 11:53:55,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-13 11:53:55,800 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 146 [2020-10-13 11:53:55,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 11:53:55,809 INFO L225 Difference]: With dead ends: 808 [2020-10-13 11:53:55,809 INFO L226 Difference]: Without dead ends: 650 [2020-10-13 11:53:55,811 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=106, Invalid=200, Unknown=0, NotChecked=0, Total=306 [2020-10-13 11:53:55,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 650 states. [2020-10-13 11:53:55,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 650 to 381. [2020-10-13 11:53:55,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 381 states. [2020-10-13 11:53:55,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 381 states and 512 transitions. [2020-10-13 11:53:55,968 INFO L78 Accepts]: Start accepts. Automaton has 381 states and 512 transitions. Word has length 146 [2020-10-13 11:53:55,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 11:53:55,968 INFO L479 AbstractCegarLoop]: Abstraction has 381 states and 512 transitions. [2020-10-13 11:53:55,968 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-13 11:53:55,969 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 512 transitions. [2020-10-13 11:53:55,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2020-10-13 11:53:55,971 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 11:53:55,972 INFO L422 BasicCegarLoop]: trace histogram [3, 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] [2020-10-13 11:53:55,972 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-13 11:53:55,972 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 11:53:55,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 11:53:55,973 INFO L82 PathProgramCache]: Analyzing trace with hash -1477290126, now seen corresponding path program 1 times [2020-10-13 11:53:55,973 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 11:53:55,973 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [247192637] [2020-10-13 11:53:55,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 11:53:56,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:53:56,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:56,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:56,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:56,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:57,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:53:57,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:01,038 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:01,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 222 [2020-10-13 11:54:01,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 11:54:01,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-13 11:54:01,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:01,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 11:54:01,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-13 11:54:01,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 11:54:01,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:02,443 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-13 11:54:02,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 11:54:02,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:02,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:02,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:02,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:54:02,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:02,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-13 11:54:02,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:02,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:02,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:02,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:02,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:02,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:54:02,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:02,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:02,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:02,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:54:02,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:02,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:54:02,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:02,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:02,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:02,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:02,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:02,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 11:54:02,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:02,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:02,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:02,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:54:02,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:02,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:54:02,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:02,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:02,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:02,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:02,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:02,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 11:54:02,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:02,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:02,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:02,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:54:02,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:02,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:02,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:02,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:02,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:02,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:02,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:02,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 11:54:02,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:02,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:02,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:02,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:02,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:03,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:07,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:07,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 11:54:07,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 11:54:07,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4904 [2020-10-13 11:54:07,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:07,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:07,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:07,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:07,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:07,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:54:07,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:07,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:07,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:07,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:54:07,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:07,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 11:54:07,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:07,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:07,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:07,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:07,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:07,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:54:07,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:07,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:07,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:07,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:54:07,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:07,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:07,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:07,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:07,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:07,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:07,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:07,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:54:07,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:07,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:07,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:07,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:07,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:07,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:54:07,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:07,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:07,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:07,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:07,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:07,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:54:07,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:07,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:07,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:07,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:07,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:07,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:07,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:07,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:07,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:07,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:07,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:07,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 11:54:07,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:07,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:07,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:07,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:54:07,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:07,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:54:07,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:07,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:07,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:07,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:07,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:07,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:54:07,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:07,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:07,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:07,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:54:07,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:07,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:54:07,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:07,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:07,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:07,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:07,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:07,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:54:07,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:07,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:07,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:07,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:07,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:07,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:07,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:07,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:07,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:07,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:07,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:07,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:54:07,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:07,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:07,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:07,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:07,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:07,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:07,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:07,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:07,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:07,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:07,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:07,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 11:54:07,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:07,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:07,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:07,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:54:07,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:07,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:54:07,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:07,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:07,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:07,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:07,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:07,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:54:07,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:07,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:07,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:07,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:54:07,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:07,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:54:07,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:07,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:07,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:07,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:07,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:07,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:54:07,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:07,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:07,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:07,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:07,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:07,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:07,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:07,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:07,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:07,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:07,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:07,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:54:07,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:07,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:07,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:07,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:07,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:07,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:07,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:07,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:07,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:07,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:07,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:07,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-13 11:54:07,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:07,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:07,628 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:07,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 11:54:07,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:07,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 11:54:07,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:07,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:07,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 11:54:07,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:07,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:07,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:54:07,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:07,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:07,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:07,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:07,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:07,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:07,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:07,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:07,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:07,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:07,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:07,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:54:07,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:07,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:07,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:07,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:07,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:07,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:07,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:07,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:07,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:07,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:07,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:07,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-13 11:54:07,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:07,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:07,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:07,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:07,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:07,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:54:07,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:07,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:07,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:54:07,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:07,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:07,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-13 11:54:07,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:07,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:07,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:07,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 11:54:07,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:07,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:07,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:07,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:07,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 11:54:07,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:07,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:07,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-13 11:54:07,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:07,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:07,683 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:07,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:07,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:07,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:07,684 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:07,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:07,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:54:07,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:07,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:07,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-13 11:54:07,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:07,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:07,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:07,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:07,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:07,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:07,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:07,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:07,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:54:07,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:07,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:07,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-13 11:54:07,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:07,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:07,693 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:07,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:07,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:07,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:07,693 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:07,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:07,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:54:07,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:07,694 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:07,745 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-13 11:54:07,746 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [247192637] [2020-10-13 11:54:07,746 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 11:54:07,746 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-13 11:54:07,746 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1402006577] [2020-10-13 11:54:07,747 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 11:54:07,747 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 11:54:07,747 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 11:54:07,748 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-13 11:54:07,748 INFO L87 Difference]: Start difference. First operand 381 states and 512 transitions. Second operand 11 states. [2020-10-13 11:54:11,687 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 535 [2020-10-13 11:54:23,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 11:54:23,319 INFO L93 Difference]: Finished difference Result 1082 states and 1626 transitions. [2020-10-13 11:54:23,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-13 11:54:23,323 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 152 [2020-10-13 11:54:23,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 11:54:23,330 INFO L225 Difference]: With dead ends: 1082 [2020-10-13 11:54:23,330 INFO L226 Difference]: Without dead ends: 766 [2020-10-13 11:54:23,336 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=133, Invalid=247, Unknown=0, NotChecked=0, Total=380 [2020-10-13 11:54:23,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 766 states. [2020-10-13 11:54:23,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 766 to 419. [2020-10-13 11:54:23,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 419 states. [2020-10-13 11:54:23,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 419 states and 578 transitions. [2020-10-13 11:54:23,499 INFO L78 Accepts]: Start accepts. Automaton has 419 states and 578 transitions. Word has length 152 [2020-10-13 11:54:23,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 11:54:23,500 INFO L479 AbstractCegarLoop]: Abstraction has 419 states and 578 transitions. [2020-10-13 11:54:23,500 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-13 11:54:23,500 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 578 transitions. [2020-10-13 11:54:23,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-10-13 11:54:23,503 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 11:54:23,503 INFO L422 BasicCegarLoop]: trace histogram [3, 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] [2020-10-13 11:54:23,504 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-13 11:54:23,504 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 11:54:23,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 11:54:23,504 INFO L82 PathProgramCache]: Analyzing trace with hash -1886930768, now seen corresponding path program 1 times [2020-10-13 11:54:23,505 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 11:54:23,505 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2018541148] [2020-10-13 11:54:23,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 11:54:23,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:23,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:23,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:23,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:23,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:24,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:28,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:28,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 223 [2020-10-13 11:54:28,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 11:54:28,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-13 11:54:28,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:28,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 11:54:28,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-13 11:54:28,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-13 11:54:28,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:29,929 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-13 11:54:29,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 11:54:29,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:29,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:29,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:29,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:54:29,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:29,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-13 11:54:29,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:29,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:29,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:29,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:29,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:30,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:54:30,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:30,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:30,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:30,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:54:30,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:30,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:54:30,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:30,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:30,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:30,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:30,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:30,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 11:54:30,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:30,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:30,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:30,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:54:30,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:30,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:54:30,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:30,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:30,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:30,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:30,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:30,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 11:54:30,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:30,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:30,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:30,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:54:30,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:30,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:54:30,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:30,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:30,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:30,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:30,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:30,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 11:54:30,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:30,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:30,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:30,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:30,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:30,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:34,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:34,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 11:54:34,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 11:54:34,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4938 [2020-10-13 11:54:34,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:34,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:34,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:34,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:34,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:35,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:54:35,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:35,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:35,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:35,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:54:35,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:35,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 11:54:35,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:35,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:35,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:35,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:35,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:35,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:54:35,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:35,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:35,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:35,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:54:35,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:35,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:54:35,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:35,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:35,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:35,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:35,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:35,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:54:35,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:35,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:35,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:35,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:35,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:35,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:35,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:35,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:35,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:35,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:35,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:35,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:54:35,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:35,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:35,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:35,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:35,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:35,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:35,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:35,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:35,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:35,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:35,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:35,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 11:54:35,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:35,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:35,088 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:35,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:54:35,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:35,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:54:35,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:35,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:35,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:35,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:35,089 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:35,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:54:35,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:35,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:35,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:35,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:54:35,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:35,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:35,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:35,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:35,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:35,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:35,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:35,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:54:35,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:35,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:35,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:35,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:35,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:35,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:54:35,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:35,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:35,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:35,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:35,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:35,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:54:35,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:35,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:35,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:35,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:35,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:35,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:35,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:35,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:35,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:35,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:35,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:35,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 11:54:35,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:35,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:35,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:35,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:54:35,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:35,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:54:35,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:35,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:35,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:35,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:35,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:35,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:54:35,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:35,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:35,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:35,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:54:35,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:35,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:54:35,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:35,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:35,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:35,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:35,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:35,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:54:35,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:35,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:35,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:35,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:35,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:35,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:54:35,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:35,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:35,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:35,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:35,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:35,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:54:35,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:35,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:35,124 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:35,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:35,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:35,125 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:54:35,125 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:35,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:35,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:35,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:35,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:35,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-13 11:54:35,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:35,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:35,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:35,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 11:54:35,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:35,160 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:54:35,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:35,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:35,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 11:54:35,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:35,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:35,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:54:35,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:35,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:35,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:35,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:35,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:35,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:35,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:35,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:35,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:35,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:35,186 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:35,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:54:35,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:35,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:35,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:35,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:35,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:35,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:54:35,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:35,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:35,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:35,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:35,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:35,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-13 11:54:35,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:35,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:35,210 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:35,210 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:35,210 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:35,210 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:54:35,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:35,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:35,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:54:35,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:35,211 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:35,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-13 11:54:35,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:35,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:35,214 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:35,214 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 11:54:35,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:35,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:35,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:35,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:35,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 11:54:35,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:35,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:35,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-13 11:54:35,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:35,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:35,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:35,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:35,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:35,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:35,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:35,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:35,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:54:35,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:35,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:35,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-13 11:54:35,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:35,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:35,223 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:35,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:35,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:35,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:35,224 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:35,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:35,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:54:35,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:35,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:35,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-10-13 11:54:35,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:35,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:35,228 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:35,228 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:54:35,228 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:35,228 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:54:35,229 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:35,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:35,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:54:35,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:35,229 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:35,279 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-13 11:54:35,280 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2018541148] [2020-10-13 11:54:35,280 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 11:54:35,280 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-13 11:54:35,280 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [858501121] [2020-10-13 11:54:35,281 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-13 11:54:35,281 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 11:54:35,282 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-13 11:54:35,282 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2020-10-13 11:54:35,282 INFO L87 Difference]: Start difference. First operand 419 states and 578 transitions. Second operand 12 states. [2020-10-13 11:54:38,514 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 535 [2020-10-13 11:54:39,807 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 535 [2020-10-13 11:54:50,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 11:54:50,516 INFO L93 Difference]: Finished difference Result 984 states and 1486 transitions. [2020-10-13 11:54:50,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-13 11:54:50,517 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 153 [2020-10-13 11:54:50,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 11:54:50,524 INFO L225 Difference]: With dead ends: 984 [2020-10-13 11:54:50,524 INFO L226 Difference]: Without dead ends: 826 [2020-10-13 11:54:50,525 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=157, Invalid=305, Unknown=0, NotChecked=0, Total=462 [2020-10-13 11:54:50,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 826 states. [2020-10-13 11:54:50,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 826 to 462. [2020-10-13 11:54:50,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 462 states. [2020-10-13 11:54:50,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 462 states and 650 transitions. [2020-10-13 11:54:50,694 INFO L78 Accepts]: Start accepts. Automaton has 462 states and 650 transitions. Word has length 153 [2020-10-13 11:54:50,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 11:54:50,695 INFO L479 AbstractCegarLoop]: Abstraction has 462 states and 650 transitions. [2020-10-13 11:54:50,695 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-13 11:54:50,695 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 650 transitions. [2020-10-13 11:54:50,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2020-10-13 11:54:50,699 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 11:54:50,699 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 11:54:50,699 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-13 11:54:50,699 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 11:54:50,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 11:54:50,700 INFO L82 PathProgramCache]: Analyzing trace with hash 404478739, now seen corresponding path program 1 times [2020-10-13 11:54:50,700 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 11:54:50,700 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1389774458] [2020-10-13 11:54:50,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 11:54:50,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:50,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:50,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:50,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:51,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:51,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:51,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:52,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:52,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:52,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:52,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:52,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:52,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:52,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:52,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:55,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:55,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 229 [2020-10-13 11:54:55,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-13 11:54:55,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-13 11:54:55,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:55,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 11:54:55,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-13 11:54:55,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 11:54:55,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:57,054 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-13 11:54:57,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 11:54:57,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:57,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:57,088 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:57,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:54:57,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:57,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-13 11:54:57,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:57,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:57,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:57,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:57,089 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:57,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:54:57,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:57,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:57,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:57,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:54:57,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:57,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:54:57,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:57,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:57,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:57,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:57,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:57,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 11:54:57,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:57,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:57,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:57,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:54:57,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:57,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:54:57,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:57,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:57,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:57,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:57,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:57,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 11:54:57,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:57,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:57,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:54:57,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:54:57,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:54:57,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:54:57,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:54:57,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:54:57,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:54:57,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:54:57,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:54:57,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 11:54:57,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:54:57,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:57,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:57,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:57,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:54:57,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:01,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:01,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 11:55:01,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 11:55:01,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4231 [2020-10-13 11:55:01,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:01,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:01,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:01,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:01,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:01,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:55:01,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:01,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:01,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:01,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:55:01,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:01,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:55:01,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:01,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:01,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:01,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:01,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:01,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:55:01,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:01,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:01,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:01,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:55:01,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:01,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:55:01,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:01,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:01,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:01,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:01,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:01,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:55:01,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:01,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:01,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:01,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:01,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:01,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:55:01,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:01,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:01,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:01,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:01,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:01,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:55:01,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:01,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:01,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:01,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:01,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:01,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:55:01,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:01,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:01,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:01,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:01,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:01,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 11:55:01,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:01,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:01,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:01,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:55:01,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:01,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:55:01,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:01,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:01,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:01,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:01,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:01,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:55:01,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:01,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:01,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:01,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:55:01,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:01,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:55:01,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:01,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:01,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:01,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:01,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:01,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:55:01,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:01,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:01,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:01,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:01,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:01,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:55:01,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:01,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:01,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:01,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:01,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:01,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:55:01,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:01,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:01,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:01,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:01,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:01,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:55:01,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:01,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:01,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:01,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:01,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:01,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 11:55:01,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:01,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:01,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:01,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:55:01,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:01,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:55:01,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:01,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:01,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:01,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:01,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:01,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:55:01,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:01,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:01,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:01,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:55:01,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:01,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:55:01,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:01,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:01,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:01,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:01,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:01,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:55:01,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:01,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:01,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:01,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:01,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:01,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:55:01,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:01,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:01,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:01,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:01,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:01,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:55:01,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:01,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:01,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:01,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:01,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:01,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:55:01,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:01,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:01,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:01,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:01,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:01,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-13 11:55:01,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:01,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:01,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:01,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 11:55:01,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:01,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:55:01,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:01,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:01,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 11:55:01,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:01,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:01,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:55:01,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:01,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:01,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:01,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:01,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:01,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:55:01,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:01,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:01,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:01,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:01,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:01,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:55:01,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:01,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:01,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:01,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:01,600 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:01,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:55:01,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:01,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:01,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:01,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:01,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:01,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-13 11:55:01,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:01,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:01,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:01,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:01,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:01,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:55:01,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:01,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:01,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:55:01,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:01,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:01,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-13 11:55:01,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:01,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:01,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:01,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 11:55:01,609 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:01,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:55:01,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:01,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:01,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 11:55:01,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:01,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:01,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-13 11:55:01,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:01,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:01,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:01,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:01,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:01,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:55:01,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:01,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:01,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:55:01,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:01,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:01,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-10-13 11:55:01,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:01,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:01,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:01,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:01,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:01,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:55:01,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:01,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:01,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:55:01,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:01,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:01,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2020-10-13 11:55:01,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:01,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:01,620 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:01,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:01,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:01,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:55:01,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:01,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:01,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:55:01,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:01,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:01,654 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-13 11:55:01,654 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1389774458] [2020-10-13 11:55:01,654 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 11:55:01,654 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-13 11:55:01,655 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1635586628] [2020-10-13 11:55:01,655 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 11:55:01,655 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 11:55:01,656 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 11:55:01,656 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-13 11:55:01,656 INFO L87 Difference]: Start difference. First operand 462 states and 650 transitions. Second operand 11 states. [2020-10-13 11:55:04,997 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 535 [2020-10-13 11:55:15,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 11:55:15,724 INFO L93 Difference]: Finished difference Result 1444 states and 2291 transitions. [2020-10-13 11:55:15,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-13 11:55:15,724 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 159 [2020-10-13 11:55:15,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 11:55:15,732 INFO L225 Difference]: With dead ends: 1444 [2020-10-13 11:55:15,733 INFO L226 Difference]: Without dead ends: 1056 [2020-10-13 11:55:15,735 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=133, Invalid=247, Unknown=0, NotChecked=0, Total=380 [2020-10-13 11:55:15,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1056 states. [2020-10-13 11:55:16,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1056 to 541. [2020-10-13 11:55:16,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 541 states. [2020-10-13 11:55:16,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 541 states and 783 transitions. [2020-10-13 11:55:16,072 INFO L78 Accepts]: Start accepts. Automaton has 541 states and 783 transitions. Word has length 159 [2020-10-13 11:55:16,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 11:55:16,072 INFO L479 AbstractCegarLoop]: Abstraction has 541 states and 783 transitions. [2020-10-13 11:55:16,072 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-13 11:55:16,072 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 783 transitions. [2020-10-13 11:55:16,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-10-13 11:55:16,076 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 11:55:16,076 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 11:55:16,077 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-13 11:55:16,077 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 11:55:16,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 11:55:16,077 INFO L82 PathProgramCache]: Analyzing trace with hash 155046822, now seen corresponding path program 2 times [2020-10-13 11:55:16,078 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 11:55:16,078 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [812983182] [2020-10-13 11:55:16,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 11:55:16,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:16,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:16,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:16,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:16,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:16,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:16,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:21,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:21,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 230 [2020-10-13 11:55:21,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 11:55:21,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-13 11:55:21,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:21,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 11:55:21,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 127 [2020-10-13 11:55:21,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 11:55:21,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:22,376 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-13 11:55:22,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 11:55:22,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:22,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:22,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:22,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:55:22,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:22,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-13 11:55:22,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:22,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:22,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:22,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:22,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:22,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:55:22,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:22,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:22,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:22,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:55:22,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:22,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:55:22,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:22,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:22,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:22,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:22,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:22,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 11:55:22,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:22,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:22,430 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:22,430 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:55:22,430 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:22,430 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:55:22,430 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:22,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:22,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:22,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:22,431 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:22,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 11:55:22,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:22,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:22,433 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:22,433 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:55:22,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:22,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:55:22,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:22,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:22,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:22,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:22,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:22,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 11:55:22,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:22,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:22,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:22,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:22,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:23,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:27,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:27,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 11:55:27,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 11:55:27,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-13 11:55:27,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:27,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:27,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:27,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:27,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:27,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:55:27,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:27,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:27,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:27,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:55:27,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:27,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:55:27,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:27,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:27,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:27,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:27,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:27,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:55:27,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:27,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:27,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:27,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:55:27,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:27,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:55:27,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:27,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:27,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:27,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:27,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:27,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:55:27,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:27,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:27,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:27,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:27,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:27,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:55:27,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:27,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:27,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:27,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:27,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:27,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:55:27,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:27,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:27,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:27,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:27,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:27,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:55:27,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:27,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:27,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:27,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:27,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:27,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 11:55:27,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:27,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:27,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:27,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:55:27,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:27,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:55:27,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:27,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:27,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:27,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:27,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:27,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:55:27,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:27,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:27,555 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:27,555 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:55:27,555 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:27,555 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:55:27,555 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:27,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:27,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:27,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:27,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:27,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:55:27,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:27,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:27,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:27,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:27,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:27,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:55:27,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:27,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:27,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:27,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:27,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:27,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:55:27,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:27,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:27,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:27,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:27,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:27,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:55:27,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:27,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:27,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:27,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:27,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:27,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 11:55:27,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:27,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:27,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:27,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:55:27,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:27,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:55:27,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:27,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:27,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:27,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:27,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:27,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:55:27,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:27,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:27,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:27,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:55:27,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:27,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:55:27,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:27,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:27,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:27,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:27,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:27,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:55:27,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:27,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:27,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:27,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:27,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:27,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:55:27,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:27,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:27,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:27,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:27,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:27,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:55:27,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:27,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:27,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:27,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:27,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:27,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:55:27,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:27,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:27,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:27,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:27,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:27,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-13 11:55:27,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:27,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:27,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:27,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 11:55:27,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:27,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:55:27,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:27,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:27,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 11:55:27,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:27,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:27,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:55:27,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:27,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:27,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:27,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:27,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:27,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:55:27,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:27,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:27,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:27,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:27,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:27,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:55:27,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:27,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:27,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:27,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:27,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:27,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:55:27,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:27,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:27,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:27,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:27,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:27,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-13 11:55:27,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:27,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:27,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:27,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:27,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:27,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:55:27,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:27,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:27,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:55:27,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:27,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:27,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-13 11:55:27,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:27,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:27,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:27,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 11:55:27,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:27,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:55:27,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:27,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:27,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 11:55:27,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:27,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:27,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-13 11:55:27,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:27,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:27,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:27,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:27,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:27,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:55:27,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:27,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:27,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:55:27,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:27,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:27,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-13 11:55:27,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:27,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:27,662 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:27,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:27,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:27,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:55:27,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:27,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:27,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:55:27,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:27,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:27,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-13 11:55:27,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:27,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:27,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:27,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:27,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:27,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:55:27,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:27,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:27,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:55:27,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:27,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:27,700 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-13 11:55:27,700 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [812983182] [2020-10-13 11:55:27,701 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 11:55:27,701 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-13 11:55:27,701 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [854279458] [2020-10-13 11:55:27,702 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 11:55:27,702 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 11:55:27,702 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 11:55:27,702 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-13 11:55:27,702 INFO L87 Difference]: Start difference. First operand 541 states and 783 transitions. Second operand 11 states. [2020-10-13 11:55:31,049 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 535 [2020-10-13 11:55:41,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 11:55:41,375 INFO L93 Difference]: Finished difference Result 1487 states and 2357 transitions. [2020-10-13 11:55:41,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-13 11:55:41,376 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 160 [2020-10-13 11:55:41,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 11:55:41,384 INFO L225 Difference]: With dead ends: 1487 [2020-10-13 11:55:41,384 INFO L226 Difference]: Without dead ends: 1056 [2020-10-13 11:55:41,387 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=133, Invalid=247, Unknown=0, NotChecked=0, Total=380 [2020-10-13 11:55:41,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1056 states. [2020-10-13 11:55:41,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1056 to 541. [2020-10-13 11:55:41,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 541 states. [2020-10-13 11:55:41,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 541 states and 781 transitions. [2020-10-13 11:55:41,627 INFO L78 Accepts]: Start accepts. Automaton has 541 states and 781 transitions. Word has length 160 [2020-10-13 11:55:41,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 11:55:41,628 INFO L479 AbstractCegarLoop]: Abstraction has 541 states and 781 transitions. [2020-10-13 11:55:41,628 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-13 11:55:41,628 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 781 transitions. [2020-10-13 11:55:41,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-10-13 11:55:41,631 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 11:55:41,631 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 11:55:41,631 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-13 11:55:41,631 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 11:55:41,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 11:55:41,632 INFO L82 PathProgramCache]: Analyzing trace with hash 1378942581, now seen corresponding path program 1 times [2020-10-13 11:55:41,632 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 11:55:41,632 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1926949151] [2020-10-13 11:55:41,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 11:55:41,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:41,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:41,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:41,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:41,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:41,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:41,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:41,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:42,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:42,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:42,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:42,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:42,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:42,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:44,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:45,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:46,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:46,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 230 [2020-10-13 11:55:46,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 15 [2020-10-13 11:55:46,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-13 11:55:46,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:46,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 11:55:46,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-13 11:55:46,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-13 11:55:46,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:47,974 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-13 11:55:47,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 11:55:47,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:47,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:48,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:48,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:55:48,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:48,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-13 11:55:48,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:48,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:48,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:48,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:48,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:48,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:55:48,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:48,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:48,018 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:48,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:55:48,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:48,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:55:48,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:48,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:48,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:48,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:48,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:48,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 11:55:48,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:48,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:48,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:48,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:55:48,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:48,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:55:48,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:48,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:48,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:48,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:48,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:48,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 11:55:48,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:48,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:48,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:48,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:55:48,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:48,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:55:48,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:48,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:48,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:48,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:48,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:48,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 11:55:48,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:48,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:48,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:48,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:48,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:48,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:52,248 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:52,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 11:55:52,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 11:55:52,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4196 [2020-10-13 11:55:52,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:52,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:52,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:52,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:52,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:52,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:55:52,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:52,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:52,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:52,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:55:52,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:52,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:55:52,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:52,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:52,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:52,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:52,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:52,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:55:52,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:52,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:52,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:52,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:55:52,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:52,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:55:52,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:52,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:52,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:52,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:52,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:52,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:55:52,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:52,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:52,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:52,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:52,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:52,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:55:52,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:52,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:52,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:52,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:52,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:52,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:55:52,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:52,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:52,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:52,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:52,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:52,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:55:52,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:52,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:52,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:52,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:52,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:52,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 11:55:52,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:52,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:52,337 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:52,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:55:52,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:52,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:55:52,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:52,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:52,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:52,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:52,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:52,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:55:52,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:52,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:52,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:52,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:55:52,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:52,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:55:52,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:52,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:52,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:52,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:52,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:52,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:55:52,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:52,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:52,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:52,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:52,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:52,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:55:52,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:52,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:52,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:52,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:52,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:52,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:55:52,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:52,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:52,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:52,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:52,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:52,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:55:52,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:52,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:52,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:52,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:52,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:52,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 11:55:52,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:52,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:52,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:52,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:55:52,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:52,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:55:52,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:52,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:52,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:52,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:52,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:52,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:55:52,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:52,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:52,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:52,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:55:52,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:52,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:55:52,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:52,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:52,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:52,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:52,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:52,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:55:52,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:52,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:52,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:52,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:52,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:52,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:55:52,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:52,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:52,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:52,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:52,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:52,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:55:52,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:52,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:52,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:52,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:52,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:52,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:55:52,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:52,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:52,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:52,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:52,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:52,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-13 11:55:52,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:52,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:52,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:52,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 11:55:52,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:52,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:55:52,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:52,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:52,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 11:55:52,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:52,400 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:52,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:55:52,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:52,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:52,421 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:52,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:52,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:52,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:55:52,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:52,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:52,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:52,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:52,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:52,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:55:52,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:52,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:52,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:52,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:52,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:52,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:55:52,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:52,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:52,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:55:52,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:52,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:52,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-13 11:55:52,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:52,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:52,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:52,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:52,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:52,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:55:52,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:52,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:52,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:55:52,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:52,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:52,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-13 11:55:52,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:52,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:52,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:52,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 11:55:52,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:52,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:55:52,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:52,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:52,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 11:55:52,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:52,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:52,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-13 11:55:52,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:52,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:52,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:52,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:52,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:52,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:55:52,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:52,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:52,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:55:52,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:52,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:52,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-13 11:55:52,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:52,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:52,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:52,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:52,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:52,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:55:52,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:52,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:52,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:55:52,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:52,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:52,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-13 11:55:52,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:55:52,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:55:52,460 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:55:52,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:55:52,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:55:52,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:55:52,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:55:52,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:55:52,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:55:52,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:55:52,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:55:52,494 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-13 11:55:52,494 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1926949151] [2020-10-13 11:55:52,494 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 11:55:52,494 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-13 11:55:52,494 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [793272527] [2020-10-13 11:55:52,495 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 11:55:52,495 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 11:55:52,495 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 11:55:52,496 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-13 11:55:52,496 INFO L87 Difference]: Start difference. First operand 541 states and 781 transitions. Second operand 11 states. [2020-10-13 11:55:55,671 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 535 [2020-10-13 11:56:07,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 11:56:07,593 INFO L93 Difference]: Finished difference Result 1953 states and 3227 transitions. [2020-10-13 11:56:07,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-13 11:56:07,593 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 160 [2020-10-13 11:56:07,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 11:56:07,603 INFO L225 Difference]: With dead ends: 1953 [2020-10-13 11:56:07,603 INFO L226 Difference]: Without dead ends: 1492 [2020-10-13 11:56:07,607 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=133, Invalid=247, Unknown=0, NotChecked=0, Total=380 [2020-10-13 11:56:07,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1492 states. [2020-10-13 11:56:08,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1492 to 687. [2020-10-13 11:56:08,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 687 states. [2020-10-13 11:56:08,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 687 states and 1026 transitions. [2020-10-13 11:56:08,096 INFO L78 Accepts]: Start accepts. Automaton has 687 states and 1026 transitions. Word has length 160 [2020-10-13 11:56:08,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 11:56:08,097 INFO L479 AbstractCegarLoop]: Abstraction has 687 states and 1026 transitions. [2020-10-13 11:56:08,097 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-13 11:56:08,097 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 1026 transitions. [2020-10-13 11:56:08,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-10-13 11:56:08,102 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 11:56:08,103 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 11:56:08,103 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-13 11:56:08,103 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 11:56:08,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 11:56:08,104 INFO L82 PathProgramCache]: Analyzing trace with hash 414925493, now seen corresponding path program 1 times [2020-10-13 11:56:08,104 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 11:56:08,104 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [894949017] [2020-10-13 11:56:08,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 11:56:08,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:08,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:08,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:08,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:08,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:08,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:08,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:09,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:09,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:09,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:09,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:09,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:09,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:13,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:13,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-13 11:56:13,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-13 11:56:13,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-13 11:56:13,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:13,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 11:56:13,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-13 11:56:13,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-13 11:56:13,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:14,471 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-13 11:56:14,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 11:56:14,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:14,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:14,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:14,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:56:14,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:14,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-13 11:56:14,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:14,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:14,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:14,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:14,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:14,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:56:14,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:14,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:14,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:14,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:56:14,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:14,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:56:14,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:14,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:14,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:14,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:14,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:14,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 11:56:14,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:14,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:14,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:14,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:56:14,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:14,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:56:14,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:14,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:14,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:14,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:14,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:14,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 11:56:14,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:14,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:14,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:14,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:56:14,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:14,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:56:14,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:14,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:14,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:14,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:14,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:14,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 11:56:14,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:14,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:14,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:14,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:14,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:15,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:19,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:19,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 11:56:19,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 11:56:19,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4784 [2020-10-13 11:56:19,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:19,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:19,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:19,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:19,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:19,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:56:19,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:19,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:19,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:19,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:56:19,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:19,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:56:19,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:19,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:19,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:19,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:19,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:19,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:56:19,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:19,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:19,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:19,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:56:19,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:19,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:56:19,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:19,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:19,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:19,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:19,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:19,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:56:19,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:19,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:19,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:19,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:19,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:19,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:56:19,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:19,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:19,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:19,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:19,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:19,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:56:19,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:19,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:19,420 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:19,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:19,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:19,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:56:19,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:19,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:19,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:19,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:19,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:19,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 11:56:19,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:19,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:19,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:19,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:56:19,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:19,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:56:19,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:19,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:19,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:19,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:19,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:19,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:56:19,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:19,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:19,433 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:19,433 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:56:19,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:19,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:56:19,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:19,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:19,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:19,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:19,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:19,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:56:19,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:19,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:19,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:19,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:19,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:19,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:56:19,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:19,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:19,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:19,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:19,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:19,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:56:19,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:19,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:19,439 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:19,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:19,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:19,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:56:19,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:19,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:19,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:19,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:19,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:19,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 11:56:19,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:19,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:19,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:19,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:56:19,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:19,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:56:19,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:19,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:19,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:19,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:19,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:19,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:56:19,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:19,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:19,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:19,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:56:19,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:19,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:56:19,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:19,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:19,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:19,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:19,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:19,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:56:19,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:19,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:19,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:19,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:19,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:19,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:56:19,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:19,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:19,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:19,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:19,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:19,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:56:19,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:19,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:19,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:19,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:19,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:19,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:56:19,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:19,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:19,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:19,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:19,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:19,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-13 11:56:19,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:19,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:19,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:19,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 11:56:19,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:19,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:56:19,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:19,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:19,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 11:56:19,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:19,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:19,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:56:19,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:19,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:19,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:19,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:19,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:19,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:56:19,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:19,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:19,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:19,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:19,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:19,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:56:19,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:19,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:19,530 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:19,530 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:19,530 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:19,530 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:56:19,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:19,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:19,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:19,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:19,531 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:19,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-13 11:56:19,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:19,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:19,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:19,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:19,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:19,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:56:19,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:19,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:19,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:56:19,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:19,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:19,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-13 11:56:19,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:19,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:19,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:19,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 11:56:19,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:19,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:56:19,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:19,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:19,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 11:56:19,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:19,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:19,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-13 11:56:19,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:19,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:19,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:19,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:19,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:19,539 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:56:19,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:19,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:19,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:56:19,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:19,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:19,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-13 11:56:19,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:19,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:19,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:19,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:19,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:19,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:56:19,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:19,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:19,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:56:19,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:19,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:19,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2020-10-13 11:56:19,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:19,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:19,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:19,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:19,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:19,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:56:19,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:19,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:19,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:56:19,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:19,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:19,579 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-13 11:56:19,579 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [894949017] [2020-10-13 11:56:19,580 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 11:56:19,580 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-13 11:56:19,580 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1119733638] [2020-10-13 11:56:19,581 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 11:56:19,581 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 11:56:19,581 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 11:56:19,581 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-13 11:56:19,581 INFO L87 Difference]: Start difference. First operand 687 states and 1026 transitions. Second operand 11 states. [2020-10-13 11:56:22,665 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 535 [2020-10-13 11:56:33,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 11:56:33,566 INFO L93 Difference]: Finished difference Result 2925 states and 5015 transitions. [2020-10-13 11:56:33,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-13 11:56:33,566 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 161 [2020-10-13 11:56:33,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 11:56:33,582 INFO L225 Difference]: With dead ends: 2925 [2020-10-13 11:56:33,582 INFO L226 Difference]: Without dead ends: 2324 [2020-10-13 11:56:33,587 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=133, Invalid=247, Unknown=0, NotChecked=0, Total=380 [2020-10-13 11:56:33,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2324 states. [2020-10-13 11:56:34,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2324 to 965. [2020-10-13 11:56:34,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 965 states. [2020-10-13 11:56:34,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965 states to 965 states and 1491 transitions. [2020-10-13 11:56:34,223 INFO L78 Accepts]: Start accepts. Automaton has 965 states and 1491 transitions. Word has length 161 [2020-10-13 11:56:34,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 11:56:34,223 INFO L479 AbstractCegarLoop]: Abstraction has 965 states and 1491 transitions. [2020-10-13 11:56:34,223 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-13 11:56:34,223 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 1491 transitions. [2020-10-13 11:56:34,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2020-10-13 11:56:34,229 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 11:56:34,229 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 11:56:34,229 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-13 11:56:34,230 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 11:56:34,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 11:56:34,230 INFO L82 PathProgramCache]: Analyzing trace with hash -797416235, now seen corresponding path program 1 times [2020-10-13 11:56:34,230 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 11:56:34,230 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [979248170] [2020-10-13 11:56:34,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 11:56:34,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:34,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:34,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:34,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:34,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:34,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:34,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:34,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:35,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:35,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:35,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:36,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:39,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:39,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 232 [2020-10-13 11:56:39,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-13 11:56:39,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5020 [2020-10-13 11:56:39,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:39,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 11:56:39,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-13 11:56:39,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 11:56:39,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:40,566 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-13 11:56:40,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 11:56:40,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:40,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:40,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:40,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:56:40,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:40,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-13 11:56:40,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:40,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:40,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:40,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:40,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:40,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:56:40,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:40,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:40,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:40,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:56:40,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:40,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:56:40,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:40,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:40,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:40,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:40,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:40,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 11:56:40,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:40,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:40,629 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:40,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:56:40,629 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:40,629 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:56:40,629 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:40,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:40,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:40,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:40,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:40,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 11:56:40,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:40,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:40,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:40,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:56:40,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:40,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:56:40,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:40,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:40,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:40,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:40,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:40,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 11:56:40,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:40,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:40,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:40,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:40,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:41,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:45,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:45,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 11:56:45,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 11:56:45,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4517 [2020-10-13 11:56:45,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:45,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:45,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:45,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:45,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:45,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:56:45,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:45,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:45,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:45,214 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:56:45,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:45,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:56:45,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:45,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:45,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:45,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:45,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:45,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:56:45,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:45,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:45,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:45,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:56:45,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:45,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:56:45,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:45,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:45,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:45,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:45,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:45,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:56:45,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:45,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:45,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:45,241 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:45,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:45,242 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:56:45,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:45,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:45,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:45,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:45,242 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:45,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:56:45,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:45,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:45,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:45,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:45,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:45,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:56:45,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:45,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:45,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:45,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:45,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:45,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 11:56:45,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:45,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:45,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:45,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:56:45,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:45,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:56:45,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:45,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:45,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:45,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:45,272 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:45,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:56:45,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:45,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:45,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:45,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:56:45,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:45,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:56:45,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:45,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:45,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:45,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:45,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:45,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:56:45,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:45,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:45,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:45,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:45,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:45,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:56:45,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:45,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:45,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:45,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:45,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:45,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:56:45,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:45,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:45,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:45,289 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:45,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:45,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:56:45,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:45,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:45,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:45,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:45,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:45,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 11:56:45,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:45,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:45,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:45,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:56:45,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:45,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:56:45,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:45,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:45,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:45,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:45,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:45,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:56:45,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:45,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:45,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:45,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 11:56:45,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:45,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:56:45,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:45,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:45,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:45,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:45,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:45,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:56:45,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:45,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:45,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:45,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:45,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:45,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:56:45,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:45,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:45,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:45,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:45,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:45,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 11:56:45,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:45,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:45,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:45,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:45,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:45,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:56:45,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:45,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:45,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:45,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:45,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:45,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-13 11:56:45,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:45,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:45,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:45,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 11:56:45,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:45,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:56:45,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:45,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:45,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 11:56:45,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:45,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:45,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:56:45,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:45,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:45,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:45,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:45,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:45,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:56:45,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:45,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:45,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:45,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:45,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:45,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:56:45,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:45,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:45,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:45,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:45,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:45,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:56:45,394 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:45,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:45,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:56:45,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:45,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:45,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-13 11:56:45,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:45,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:45,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:45,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:45,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:45,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:56:45,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:45,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:45,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:56:45,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:45,400 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:45,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-13 11:56:45,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:45,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:45,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:45,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 11:56:45,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:45,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:56:45,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:45,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:45,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 11:56:45,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:45,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:45,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-13 11:56:45,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:45,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:45,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:45,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:45,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:45,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:56:45,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:45,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:45,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:56:45,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:45,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:45,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-13 11:56:45,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:45,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:45,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:45,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:45,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:45,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:56:45,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:45,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:45,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:56:45,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:45,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:45,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-10-13 11:56:45,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:56:45,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:56:45,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:56:45,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:56:45,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:56:45,415 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:56:45,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:56:45,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:56:45,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:56:45,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:56:45,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:56:45,450 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-13 11:56:45,450 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [979248170] [2020-10-13 11:56:45,450 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 11:56:45,450 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-13 11:56:45,450 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [934893551] [2020-10-13 11:56:45,451 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 11:56:45,451 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 11:56:45,451 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 11:56:45,451 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-13 11:56:45,452 INFO L87 Difference]: Start difference. First operand 965 states and 1491 transitions. Second operand 11 states.