/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_spec4_product17.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 12:06:41,871 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 12:06:41,873 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 12:06:41,897 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 12:06:41,898 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 12:06:41,899 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 12:06:41,900 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 12:06:41,902 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 12:06:41,903 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 12:06:41,904 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 12:06:41,905 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 12:06:41,906 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 12:06:41,907 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 12:06:41,907 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 12:06:41,908 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 12:06:41,910 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 12:06:41,910 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 12:06:41,911 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 12:06:41,913 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 12:06:41,915 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 12:06:41,916 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 12:06:41,917 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 12:06:41,918 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 12:06:41,919 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 12:06:41,922 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 12:06:41,922 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 12:06:41,922 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 12:06:41,923 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 12:06:41,924 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 12:06:41,924 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 12:06:41,925 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 12:06:41,925 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 12:06:41,926 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 12:06:41,927 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 12:06:41,928 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 12:06:41,928 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 12:06:41,929 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 12:06:41,929 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 12:06:41,929 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 12:06:41,930 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 12:06:41,930 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 12:06:41,931 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 12:06:41,953 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 12:06:41,953 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 12:06:41,954 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 12:06:41,955 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 12:06:41,955 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 12:06:41,955 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 12:06:41,955 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-13 12:06:41,955 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 12:06:41,956 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-13 12:06:41,956 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 12:06:41,956 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 12:06:41,956 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 12:06:41,956 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 12:06:41,957 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-13 12:06:41,957 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 12:06:41,957 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 12:06:41,957 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 12:06:41,957 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 12:06:41,957 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 12:06:41,958 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 12:06:41,958 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 12:06:41,958 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 12:06:41,958 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 12:06:41,958 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 12:06:41,959 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 12:06:41,959 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 12:06:41,959 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 12:06:41,959 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 12:06:41,959 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 12:06:41,960 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 12:06:42,256 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 12:06:42,274 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 12:06:42,279 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 12:06:42,282 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 12:06:42,283 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 12:06:42,284 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec4_product17.cil.c [2020-10-13 12:06:42,349 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/397d5e89f/efdfd9dbe3534f91affb9bc35998b337/FLAGd7528dc41 [2020-10-13 12:06:42,955 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 12:06:42,955 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec4_product17.cil.c [2020-10-13 12:06:42,983 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/397d5e89f/efdfd9dbe3534f91affb9bc35998b337/FLAGd7528dc41 [2020-10-13 12:06:43,207 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/397d5e89f/efdfd9dbe3534f91affb9bc35998b337 [2020-10-13 12:06:43,215 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 12:06:43,216 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 12:06:43,217 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 12:06:43,217 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 12:06:43,221 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 12:06:43,222 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:06:43" (1/1) ... [2020-10-13 12:06:43,225 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2260ab44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:06:43, skipping insertion in model container [2020-10-13 12:06:43,225 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:06:43" (1/1) ... [2020-10-13 12:06:43,233 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 12:06:43,298 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 12:06:43,976 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 12:06:43,991 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 12:06:44,153 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 12:06:44,270 INFO L208 MainTranslator]: Completed translation [2020-10-13 12:06:44,270 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:06:44 WrapperNode [2020-10-13 12:06:44,270 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 12:06:44,271 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 12:06:44,271 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 12:06:44,272 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 12:06:44,288 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:06:44" (1/1) ... [2020-10-13 12:06:44,290 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:06:44" (1/1) ... [2020-10-13 12:06:44,351 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:06:44" (1/1) ... [2020-10-13 12:06:44,352 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:06:44" (1/1) ... [2020-10-13 12:06:44,423 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:06:44" (1/1) ... [2020-10-13 12:06:44,437 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:06:44" (1/1) ... [2020-10-13 12:06:44,448 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:06:44" (1/1) ... [2020-10-13 12:06:44,463 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 12:06:44,463 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 12:06:44,464 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 12:06:44,464 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 12:06:44,465 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:06:44" (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 12:06:44,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 12:06:44,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 12:06:44,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-13 12:06:44,531 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__SignForward_spec__1 [2020-10-13 12:06:44,531 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-10-13 12:06:44,532 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-10-13 12:06:44,532 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-10-13 12:06:44,534 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-10-13 12:06:44,534 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-10-13 12:06:44,534 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-10-13 12:06:44,534 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-10-13 12:06:44,535 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-10-13 12:06:44,535 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-10-13 12:06:44,535 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-10-13 12:06:44,535 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-10-13 12:06:44,536 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-10-13 12:06:44,537 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-10-13 12:06:44,537 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-10-13 12:06:44,537 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-10-13 12:06:44,538 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-10-13 12:06:44,538 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-10-13 12:06:44,539 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-10-13 12:06:44,539 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-10-13 12:06:44,539 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-10-13 12:06:44,540 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-10-13 12:06:44,542 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-10-13 12:06:44,542 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-10-13 12:06:44,542 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-10-13 12:06:44,544 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-10-13 12:06:44,544 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-10-13 12:06:44,544 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-10-13 12:06:44,544 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-10-13 12:06:44,545 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-10-13 12:06:44,545 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2020-10-13 12:06:44,545 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-10-13 12:06:44,545 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2020-10-13 12:06:44,545 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-10-13 12:06:44,546 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2020-10-13 12:06:44,547 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-10-13 12:06:44,548 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-10-13 12:06:44,548 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-10-13 12:06:44,548 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-13 12:06:44,548 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 12:06:44,548 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2020-10-13 12:06:44,550 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2020-10-13 12:06:44,550 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2020-10-13 12:06:44,550 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2020-10-13 12:06:44,550 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2020-10-13 12:06:44,550 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2020-10-13 12:06:44,550 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2020-10-13 12:06:44,551 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2020-10-13 12:06:44,551 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2020-10-13 12:06:44,551 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2020-10-13 12:06:44,551 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-10-13 12:06:44,552 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2020-10-13 12:06:44,552 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AddressBook [2020-10-13 12:06:44,552 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-10-13 12:06:44,552 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-10-13 12:06:44,552 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2020-10-13 12:06:44,552 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-10-13 12:06:44,552 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-10-13 12:06:44,552 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-10-13 12:06:44,553 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-10-13 12:06:44,553 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-10-13 12:06:44,553 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-10-13 12:06:44,553 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-10-13 12:06:44,553 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2020-10-13 12:06:44,553 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2020-10-13 12:06:44,553 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2020-10-13 12:06:44,553 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2020-10-13 12:06:44,554 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2020-10-13 12:06:44,554 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-13 12:06:44,554 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-13 12:06:44,554 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-13 12:06:44,554 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-13 12:06:44,555 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-10-13 12:06:44,555 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-10-13 12:06:44,555 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-10-13 12:06:44,555 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-10-13 12:06:44,555 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-10-13 12:06:44,555 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-10-13 12:06:44,555 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-10-13 12:06:44,556 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-10-13 12:06:44,556 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-10-13 12:06:44,556 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-10-13 12:06:44,556 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-10-13 12:06:44,556 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-10-13 12:06:44,556 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-10-13 12:06:44,556 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-10-13 12:06:44,556 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-10-13 12:06:44,557 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-10-13 12:06:44,557 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-10-13 12:06:44,557 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-10-13 12:06:44,557 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-10-13 12:06:44,557 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-10-13 12:06:44,557 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-10-13 12:06:44,557 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-10-13 12:06:44,557 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-13 12:06:44,558 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__AddressBook [2020-10-13 12:06:44,558 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Sign [2020-10-13 12:06:44,558 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-10-13 12:06:44,558 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-10-13 12:06:44,558 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-10-13 12:06:44,558 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-10-13 12:06:44,558 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-13 12:06:44,559 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-13 12:06:44,559 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-13 12:06:44,559 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-13 12:06:44,559 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-13 12:06:44,559 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-13 12:06:44,560 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-13 12:06:44,560 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 12:06:44,560 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 12:06:44,560 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-13 12:06:44,560 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-13 12:06:44,561 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-10-13 12:06:44,561 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-10-13 12:06:44,561 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__SignForward_spec__1 [2020-10-13 12:06:44,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-13 12:06:44,561 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-10-13 12:06:44,561 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-10-13 12:06:44,562 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-10-13 12:06:44,562 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-10-13 12:06:44,562 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-10-13 12:06:44,562 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-10-13 12:06:44,562 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-10-13 12:06:44,562 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-10-13 12:06:44,563 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-10-13 12:06:44,563 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-10-13 12:06:44,563 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-10-13 12:06:44,563 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-10-13 12:06:44,563 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-10-13 12:06:44,563 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-10-13 12:06:44,564 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-10-13 12:06:44,564 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-10-13 12:06:44,564 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-10-13 12:06:44,564 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-10-13 12:06:44,564 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-10-13 12:06:44,564 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-10-13 12:06:44,564 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-10-13 12:06:44,565 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-10-13 12:06:44,565 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-10-13 12:06:44,565 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-10-13 12:06:44,565 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-10-13 12:06:44,565 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-10-13 12:06:44,565 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-10-13 12:06:44,566 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-10-13 12:06:44,566 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-13 12:06:44,566 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-13 12:06:44,566 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-13 12:06:44,566 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-13 12:06:44,566 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-10-13 12:06:44,566 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-10-13 12:06:44,567 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-10-13 12:06:44,567 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-10-13 12:06:44,567 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-10-13 12:06:44,567 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2020-10-13 12:06:44,567 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-10-13 12:06:44,567 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-10-13 12:06:44,567 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-10-13 12:06:44,568 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-10-13 12:06:44,568 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-10-13 12:06:44,568 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-13 12:06:44,568 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-13 12:06:44,568 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 12:06:44,568 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2020-10-13 12:06:44,568 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2020-10-13 12:06:44,569 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2020-10-13 12:06:44,569 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2020-10-13 12:06:44,569 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2020-10-13 12:06:44,569 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2020-10-13 12:06:44,569 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2020-10-13 12:06:44,569 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2020-10-13 12:06:44,569 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2020-10-13 12:06:44,570 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2020-10-13 12:06:44,570 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2020-10-13 12:06:44,570 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2020-10-13 12:06:44,570 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2020-10-13 12:06:44,570 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-10-13 12:06:44,570 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-10-13 12:06:44,570 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-10-13 12:06:44,571 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-10-13 12:06:44,571 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-10-13 12:06:44,571 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-10-13 12:06:44,571 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-10-13 12:06:44,571 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-10-13 12:06:44,571 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-10-13 12:06:44,571 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-10-13 12:06:44,572 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-10-13 12:06:44,572 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-10-13 12:06:44,572 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-10-13 12:06:44,572 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-10-13 12:06:44,572 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-10-13 12:06:44,572 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2020-10-13 12:06:44,572 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2020-10-13 12:06:44,572 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2020-10-13 12:06:44,573 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2020-10-13 12:06:44,573 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2020-10-13 12:06:44,573 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AddressBook [2020-10-13 12:06:44,573 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2020-10-13 12:06:44,573 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-13 12:06:44,573 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-10-13 12:06:44,573 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-10-13 12:06:44,573 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-10-13 12:06:44,574 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-10-13 12:06:44,574 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-10-13 12:06:44,574 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-10-13 12:06:44,574 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-10-13 12:06:44,574 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-10-13 12:06:44,574 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-10-13 12:06:44,574 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-10-13 12:06:44,575 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-10-13 12:06:44,575 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-10-13 12:06:44,575 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-10-13 12:06:44,575 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-10-13 12:06:44,575 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-10-13 12:06:44,575 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__AddressBook [2020-10-13 12:06:44,575 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Sign [2020-10-13 12:06:44,575 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-13 12:06:44,576 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-13 12:06:44,576 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-13 12:06:44,576 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-13 12:06:44,576 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-13 12:06:44,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-13 12:06:44,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-13 12:06:44,576 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-13 12:06:44,576 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-13 12:06:44,577 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-13 12:06:44,577 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-13 12:06:44,577 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-13 12:06:44,577 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-13 12:06:44,577 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-13 12:06:44,577 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-13 12:06:44,577 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-13 12:06:44,578 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 12:06:44,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-13 12:06:44,578 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 12:06:46,745 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 12:06:46,746 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-13 12:06:46,761 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:06:46 BoogieIcfgContainer [2020-10-13 12:06:46,761 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 12:06:46,764 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 12:06:46,764 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 12:06:46,767 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 12:06:46,768 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:06:43" (1/3) ... [2020-10-13 12:06:46,769 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25510c9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:06:46, skipping insertion in model container [2020-10-13 12:06:46,770 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:06:44" (2/3) ... [2020-10-13 12:06:46,770 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25510c9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:06:46, skipping insertion in model container [2020-10-13 12:06:46,770 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:06:46" (3/3) ... [2020-10-13 12:06:46,773 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec4_product17.cil.c [2020-10-13 12:06:46,786 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 12:06:46,801 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 12:06:46,817 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 12:06:46,854 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 12:06:46,855 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 12:06:46,859 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 12:06:46,859 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 12:06:46,859 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 12:06:46,860 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 12:06:46,860 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 12:06:46,860 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 12:06:46,904 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states. [2020-10-13 12:06:46,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2020-10-13 12:06:46,937 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:06:46,938 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:06:46,939 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:06:46,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:06:46,945 INFO L82 PathProgramCache]: Analyzing trace with hash 513895372, now seen corresponding path program 1 times [2020-10-13 12:06:46,956 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:06:46,957 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [65037583] [2020-10-13 12:06:46,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:06:47,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:06:47,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:06:47,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:06:48,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:06:48,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:06:48,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:06:52,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:06:52,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:06:52,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 233 [2020-10-13 12:06:52,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 12:06:52,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5023 [2020-10-13 12:06:52,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:06:52,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:06:52,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 121 [2020-10-13 12:06:52,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:06:52,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-13 12:06:54,431 WARN L193 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 547 [2020-10-13 12:06:54,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:06:54,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:06:54,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:06:54,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:06:54,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:06:54,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:06:54,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-13 12:06:54,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:06:54,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:06:54,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:06:54,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:06:54,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:06:54,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:06:54,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:06:54,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:06:54,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:06:54,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:06:54,538 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:06:54,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:06:54,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:06:54,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:06:54,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:06:54,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:06:54,539 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:06:54,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:06:54,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:06:54,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:06:54,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:06:54,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:06:54,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:06:54,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:06:54,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:06:54,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:06:54,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:06:54,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:06:54,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:06:54,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:06:54,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:06:54,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:06:54,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:06:54,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:06:54,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:06:54,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:06:54,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:06:54,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:06:54,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:06:54,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:06:54,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:06:54,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:06:54,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:06:54,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:06:54,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:06:54,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:06:54,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:06:56,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:06:59,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:06:59,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:06:59,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:06:59,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-13 12:06:59,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:06:59,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:06:59,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:06:59,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:06:59,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:06:59,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:06:59,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:06:59,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:06:59,629 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:06:59,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:06:59,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:06:59,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 12:06:59,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:06:59,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:06:59,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:06:59,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:06:59,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:06:59,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:06:59,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:06:59,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:06:59,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:06:59,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:06:59,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:06:59,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:06:59,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:06:59,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:06:59,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:06:59,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:06:59,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:06:59,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:06:59,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:06:59,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:06:59,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:06:59,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:06:59,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:06:59,662 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:06:59,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:06:59,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:06:59,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:06:59,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:06:59,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:06:59,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:06:59,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:06:59,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:06:59,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:06:59,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:06:59,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:06:59,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:06:59,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:06:59,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:06:59,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:06:59,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:06:59,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:06:59,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 12:06:59,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:06:59,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:06:59,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:06:59,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:06:59,701 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:06:59,701 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:06:59,702 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:06:59,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:06:59,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:06:59,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:06:59,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:06:59,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:06:59,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:06:59,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:06:59,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:06:59,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:06:59,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:06:59,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:06:59,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:06:59,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:06:59,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:06:59,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:06:59,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:06:59,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:06:59,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:06:59,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:06:59,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:06:59,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:06:59,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:06:59,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:06:59,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:06:59,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:06:59,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:06:59,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:06:59,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:06:59,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:06:59,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:06:59,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:06:59,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:06:59,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:06:59,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:06:59,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:06:59,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:06:59,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:06:59,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:06:59,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:06:59,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:06:59,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:06:59,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:06:59,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:06:59,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:06:59,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:06:59,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:06:59,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:06:59,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:06:59,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:06:59,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:06:59,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:06:59,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:06:59,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:06:59,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:06:59,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:06:59,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:06:59,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:06:59,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:06:59,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:06:59,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:06:59,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:06:59,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:06:59,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:06:59,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:06:59,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:06:59,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:06:59,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:06:59,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:06:59,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:06:59,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:06:59,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:06:59,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:06:59,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:06:59,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:06:59,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:06:59,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:06:59,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:06:59,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:06:59,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:06:59,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:06:59,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:06:59,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:06:59,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:06:59,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:06:59,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:06:59,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:06:59,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:06:59,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:06:59,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-13 12:06:59,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:06:59,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:06:59,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:06:59,807 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:06:59,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:06:59,808 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 12:06:59,808 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:06:59,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:06:59,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 12:06:59,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:06:59,809 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:06:59,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:06:59,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:06:59,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:06:59,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:06:59,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:06:59,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:06:59,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:06:59,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:06:59,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:06:59,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:06:59,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:06:59,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:06:59,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:06:59,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:06:59,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:06:59,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:06:59,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:06:59,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:06:59,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:06:59,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:06:59,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:06:59,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:06:59,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:06:59,860 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:06:59,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-13 12:06:59,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:06:59,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:06:59,898 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:06:59,898 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 12:06:59,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:06:59,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 12:06:59,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:06:59,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:06:59,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 12:06:59,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:06:59,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:06:59,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:06:59,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:06:59,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:06:59,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:06:59,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:06:59,905 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:06:59,905 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:06:59,905 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:06:59,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:06:59,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:06:59,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:06:59,906 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:06:59,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-13 12:06:59,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:06:59,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:06:59,911 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:06:59,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:06:59,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:06:59,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:06:59,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:06:59,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:06:59,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:06:59,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:06:59,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:06:59,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-13 12:06:59,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:06:59,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:06:59,919 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:06:59,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:06:59,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:06:59,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:06:59,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:06:59,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:06:59,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:06:59,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:06:59,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:06:59,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-13 12:06:59,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:06:59,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:06:59,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:06:59,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:06:59,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:06:59,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:06:59,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:06:59,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:06:59,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:06:59,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:06:59,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:06:59,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-13 12:06:59,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:06:59,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:06:59,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:06:59,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:06:59,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:06:59,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:06:59,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:06:59,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:06:59,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:06:59,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:06:59,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:06:59,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-10-13 12:06:59,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:06:59,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:06:59,941 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:06:59,941 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:06:59,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:06:59,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:06:59,942 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:06:59,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:06:59,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:06:59,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:06:59,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:07:00,062 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-10-13 12:07:00,063 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [65037583] [2020-10-13 12:07:00,065 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:07:00,065 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-13 12:07:00,066 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [610569384] [2020-10-13 12:07:00,074 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 12:07:00,074 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:07:00,089 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 12:07:00,090 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2020-10-13 12:07:00,092 INFO L87 Difference]: Start difference. First operand 540 states. Second operand 11 states. [2020-10-13 12:07:18,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:07:18,442 INFO L93 Difference]: Finished difference Result 1236 states and 1938 transitions. [2020-10-13 12:07:18,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2020-10-13 12:07:18,445 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 157 [2020-10-13 12:07:18,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:07:18,487 INFO L225 Difference]: With dead ends: 1236 [2020-10-13 12:07:18,488 INFO L226 Difference]: Without dead ends: 848 [2020-10-13 12:07:18,496 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 477 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=419, Invalid=1303, Unknown=0, NotChecked=0, Total=1722 [2020-10-13 12:07:18,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 848 states. [2020-10-13 12:07:18,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 848 to 489. [2020-10-13 12:07:18,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 489 states. [2020-10-13 12:07:18,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 489 states and 672 transitions. [2020-10-13 12:07:18,824 INFO L78 Accepts]: Start accepts. Automaton has 489 states and 672 transitions. Word has length 157 [2020-10-13 12:07:18,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:07:18,825 INFO L479 AbstractCegarLoop]: Abstraction has 489 states and 672 transitions. [2020-10-13 12:07:18,826 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-13 12:07:18,826 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 672 transitions. [2020-10-13 12:07:18,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2020-10-13 12:07:18,830 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:07:18,830 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:07:18,831 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 12:07:18,831 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:07:18,831 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:07:18,831 INFO L82 PathProgramCache]: Analyzing trace with hash 1286604263, now seen corresponding path program 1 times [2020-10-13 12:07:18,832 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:07:18,832 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1112846665] [2020-10-13 12:07:18,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:07:18,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:18,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:19,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:19,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:19,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:19,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:23,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:23,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 234 [2020-10-13 12:07:23,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:07:23,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5066 [2020-10-13 12:07:23,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:23,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:07:23,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-13 12:07:23,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-13 12:07:23,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:25,327 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 547 [2020-10-13 12:07:25,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:07:25,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:25,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:25,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:25,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:07:25,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:25,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-13 12:07:25,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:25,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:25,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:25,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:25,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:25,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:07:25,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:25,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:25,404 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:25,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:07:25,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:25,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:07:25,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:25,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:25,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:25,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:25,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:25,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:07:25,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:25,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:25,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:25,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:07:25,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:25,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:07:25,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:25,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:25,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:25,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:25,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:25,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:07:25,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:25,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:25,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:25,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:07:25,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:25,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:07:25,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:25,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:25,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:25,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:25,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:25,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:07:25,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:25,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:25,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:25,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:25,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:26,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:30,460 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:30,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:07:30,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:07:30,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-13 12:07:30,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:30,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:30,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:30,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:30,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:30,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:07:30,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:30,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:30,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:30,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:07:30,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:30,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:07:30,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:30,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:30,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:30,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:30,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:30,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:07:30,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:30,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:30,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:30,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:07:30,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:30,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:07:30,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:30,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:30,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:30,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:30,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:30,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:07:30,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:30,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:30,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:30,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:30,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:30,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:07:30,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:30,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:30,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:30,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:30,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:30,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:07:30,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:30,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:30,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:30,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:30,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:30,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:07:30,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:30,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:30,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:30,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:30,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:30,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 12:07:30,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:30,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:30,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:30,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:07:30,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:30,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:07:30,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:30,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:30,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:30,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:30,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:30,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:07:30,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:30,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:30,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:30,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:07:30,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:30,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:07:30,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:30,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:30,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:30,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:30,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:30,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:07:30,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:30,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:30,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:30,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:30,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:30,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:07:30,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:30,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:30,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:30,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:30,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:30,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:07:30,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:30,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:30,580 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:30,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:30,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:30,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:07:30,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:30,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:30,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:30,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:30,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:30,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:07:30,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:30,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:30,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:30,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:07:30,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:30,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:07:30,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:30,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:30,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:30,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:30,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:30,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:07:30,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:30,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:30,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:30,597 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:07:30,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:30,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:07:30,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:30,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:30,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:30,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:30,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:30,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:07:30,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:30,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:30,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:30,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:30,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:30,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:07:30,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:30,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:30,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:30,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:30,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:30,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:07:30,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:30,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:30,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:30,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:30,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:30,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:07:30,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:30,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:30,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:30,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:30,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:30,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-13 12:07:30,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:30,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:30,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:30,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:07:30,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:30,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:07:30,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:30,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:30,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 12:07:30,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:30,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:30,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:07:30,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:30,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:30,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:30,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:30,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:30,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:07:30,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:30,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:30,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:30,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:30,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:30,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:07:30,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:30,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:30,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:30,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:30,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:30,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:07:30,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:30,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:30,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:30,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:30,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:30,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-13 12:07:30,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:30,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:30,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:30,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 12:07:30,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:30,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:07:30,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:30,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:30,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 12:07:30,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:30,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:30,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:07:30,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:30,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:30,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:30,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:30,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:30,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:07:30,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:30,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:30,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:30,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:30,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:30,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-13 12:07:30,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:30,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:30,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:30,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:30,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:30,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:07:30,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:30,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:30,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:07:30,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:30,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:30,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-13 12:07:30,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:30,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:30,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:30,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:30,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:30,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:07:30,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:30,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:30,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:07:30,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:30,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:07:30,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-13 12:07:30,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:30,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:30,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:30,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:30,773 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:30,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:07:30,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:30,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:30,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:07:30,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:30,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:07:30,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-13 12:07:30,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:30,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:30,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:30,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:30,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:30,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:07:30,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:30,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:30,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:07:30,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:30,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:07:30,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-13 12:07:30,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:30,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:30,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:30,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:30,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:30,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:07:30,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:30,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:30,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:07:30,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:30,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:07:30,886 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-10-13 12:07:30,887 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1112846665] [2020-10-13 12:07:30,887 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:07:30,888 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-13 12:07:30,888 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [215657805] [2020-10-13 12:07:30,890 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-13 12:07:30,890 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:07:30,891 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-13 12:07:30,891 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2020-10-13 12:07:30,892 INFO L87 Difference]: Start difference. First operand 489 states and 672 transitions. Second operand 12 states. [2020-10-13 12:07:34,822 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-13 12:07:47,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:07:47,134 INFO L93 Difference]: Finished difference Result 1075 states and 1576 transitions. [2020-10-13 12:07:47,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-13 12:07:47,135 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 158 [2020-10-13 12:07:47,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:07:47,143 INFO L225 Difference]: With dead ends: 1075 [2020-10-13 12:07:47,144 INFO L226 Difference]: Without dead ends: 851 [2020-10-13 12:07:47,148 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=176, Invalid=376, Unknown=0, NotChecked=0, Total=552 [2020-10-13 12:07:47,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 851 states. [2020-10-13 12:07:47,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 851 to 491. [2020-10-13 12:07:47,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 491 states. [2020-10-13 12:07:47,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 491 states and 674 transitions. [2020-10-13 12:07:47,362 INFO L78 Accepts]: Start accepts. Automaton has 491 states and 674 transitions. Word has length 158 [2020-10-13 12:07:47,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:07:47,362 INFO L479 AbstractCegarLoop]: Abstraction has 491 states and 674 transitions. [2020-10-13 12:07:47,362 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-13 12:07:47,363 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 674 transitions. [2020-10-13 12:07:47,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2020-10-13 12:07:47,365 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:07:47,366 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:07:47,366 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-13 12:07:47,366 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:07:47,366 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:07:47,367 INFO L82 PathProgramCache]: Analyzing trace with hash -1045004717, now seen corresponding path program 1 times [2020-10-13 12:07:47,367 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:07:47,367 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1288975176] [2020-10-13 12:07:47,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:07:47,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:47,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:47,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:47,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:47,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:47,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:47,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:52,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:52,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 240 [2020-10-13 12:07:52,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 12:07:52,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-13 12:07:52,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:52,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:07:52,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-13 12:07:52,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:07:52,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:54,342 WARN L193 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 547 [2020-10-13 12:07:54,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:07:54,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:54,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:54,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:54,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:07:54,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:54,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-13 12:07:54,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:54,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:54,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:54,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:54,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:54,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:07:54,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:54,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:54,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:54,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:07:54,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:54,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:07:54,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:54,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:54,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:54,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:54,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:54,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:07:54,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:54,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:54,435 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:54,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:07:54,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:54,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:07:54,436 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:54,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:54,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:54,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:54,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:54,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:07:54,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:54,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:54,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:54,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:07:54,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:54,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:07:54,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:54,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:54,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:54,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:54,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:54,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:07:54,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:54,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:54,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:54,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:54,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:55,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:59,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:59,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:07:59,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:07:59,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-13 12:07:59,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:59,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:59,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:59,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:59,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:59,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:07:59,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:59,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:59,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:59,510 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:07:59,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:59,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:07:59,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:59,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:59,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:59,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:59,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:59,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:07:59,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:59,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:59,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:59,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:07:59,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:59,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:07:59,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:59,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:59,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:59,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:59,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:59,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:07:59,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:59,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:59,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:59,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:59,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:59,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:07:59,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:59,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:59,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:59,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:59,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:59,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:07:59,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:59,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:59,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:59,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:59,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:59,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:07:59,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:59,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:59,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:59,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:59,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:59,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 12:07:59,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:59,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:59,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:59,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:07:59,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:59,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:07:59,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:59,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:59,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:59,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:59,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:59,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:07:59,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:59,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:59,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:59,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:07:59,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:59,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:07:59,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:59,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:59,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:59,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:59,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:59,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:07:59,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:59,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:59,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:59,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:59,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:59,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:07:59,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:59,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:59,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:59,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:59,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:59,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:07:59,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:59,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:59,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:59,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:59,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:59,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:07:59,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:59,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:59,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:59,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:59,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:59,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:07:59,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:59,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:59,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:59,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:07:59,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:59,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:07:59,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:59,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:59,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:59,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:59,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:59,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:07:59,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:59,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:59,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:59,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:07:59,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:59,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:07:59,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:59,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:59,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:59,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:59,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:59,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:07:59,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:59,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:59,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:59,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:59,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:59,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:07:59,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:59,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:59,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:59,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:59,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:59,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:07:59,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:59,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:59,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:59,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:59,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:59,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:07:59,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:59,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:59,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:59,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:59,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:59,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-13 12:07:59,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:59,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:59,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:59,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:07:59,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:59,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:07:59,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:59,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:59,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 12:07:59,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:59,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:59,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:07:59,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:59,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:59,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:59,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:59,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:59,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:07:59,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:59,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:59,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:59,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:59,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:07:59,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:07:59,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:59,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:59,724 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:59,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:59,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:59,725 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:07:59,725 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:59,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:59,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:59,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:59,726 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:07:59,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-13 12:07:59,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:59,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:59,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:59,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 12:07:59,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:59,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:07:59,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:59,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:59,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 12:07:59,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:59,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:07:59,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:07:59,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:59,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:59,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:59,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:59,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:59,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:07:59,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:59,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:59,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:07:59,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:59,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:07:59,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-13 12:07:59,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:59,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:59,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:59,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:59,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:59,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:07:59,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:59,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:59,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:07:59,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:59,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:07:59,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-13 12:07:59,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:59,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:59,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:59,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:59,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:59,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:07:59,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:59,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:59,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:07:59,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:59,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:07:59,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-13 12:07:59,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:59,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:59,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:59,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:59,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:59,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:07:59,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:59,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:59,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:07:59,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:59,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:07:59,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-10-13 12:07:59,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:59,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:59,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:59,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:59,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:59,808 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:07:59,808 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:59,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:59,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:07:59,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:59,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:07:59,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2020-10-13 12:07:59,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:07:59,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:07:59,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:07:59,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:07:59,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:07:59,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:07:59,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:07:59,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:07:59,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:07:59,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:07:59,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:07:59,926 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-10-13 12:07:59,926 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1288975176] [2020-10-13 12:07:59,926 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:07:59,927 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-13 12:07:59,927 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1969411555] [2020-10-13 12:07:59,928 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-13 12:07:59,928 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:07:59,929 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-13 12:07:59,929 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2020-10-13 12:07:59,929 INFO L87 Difference]: Start difference. First operand 491 states and 674 transitions. Second operand 12 states. [2020-10-13 12:08:04,023 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-13 12:08:18,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:08:18,757 INFO L93 Difference]: Finished difference Result 1399 states and 2122 transitions. [2020-10-13 12:08:18,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-13 12:08:18,758 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 164 [2020-10-13 12:08:18,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:08:18,767 INFO L225 Difference]: With dead ends: 1399 [2020-10-13 12:08:18,768 INFO L226 Difference]: Without dead ends: 973 [2020-10-13 12:08:18,770 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=211, Invalid=439, Unknown=0, NotChecked=0, Total=650 [2020-10-13 12:08:18,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 973 states. [2020-10-13 12:08:18,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 973 to 531. [2020-10-13 12:08:18,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 531 states. [2020-10-13 12:08:18,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 531 states and 743 transitions. [2020-10-13 12:08:18,971 INFO L78 Accepts]: Start accepts. Automaton has 531 states and 743 transitions. Word has length 164 [2020-10-13 12:08:18,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:08:18,972 INFO L479 AbstractCegarLoop]: Abstraction has 531 states and 743 transitions. [2020-10-13 12:08:18,972 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-13 12:08:18,972 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 743 transitions. [2020-10-13 12:08:18,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2020-10-13 12:08:18,976 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:08:18,976 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:08:18,976 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-13 12:08:18,976 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:08:18,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:08:18,977 INFO L82 PathProgramCache]: Analyzing trace with hash -703696458, now seen corresponding path program 1 times [2020-10-13 12:08:18,977 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:08:18,977 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1653504103] [2020-10-13 12:08:18,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:08:19,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:19,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:19,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:19,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:19,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:19,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:20,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:24,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:24,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 241 [2020-10-13 12:08:24,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 12:08:24,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5020 [2020-10-13 12:08:24,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:24,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 12:08:24,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-13 12:08:24,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-13 12:08:24,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:25,446 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 547 [2020-10-13 12:08:25,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:08:25,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:25,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:25,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:25,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:08:25,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:25,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-13 12:08:25,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:25,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:25,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:25,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:25,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:25,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:08:25,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:25,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:25,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:25,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:08:25,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:25,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:08:25,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:25,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:25,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:25,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:25,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:25,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:08:25,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:25,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:25,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:25,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:08:25,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:25,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:08:25,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:25,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:25,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:25,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:25,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:25,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:08:25,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:25,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:25,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:25,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:08:25,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:25,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:08:25,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:25,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:25,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:25,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:25,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:25,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:08:25,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:25,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:25,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:25,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:25,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:26,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:29,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:29,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:08:29,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:08:29,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4387 [2020-10-13 12:08:29,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:29,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:29,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:29,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:29,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:29,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:08:29,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:29,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:29,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:29,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:08:29,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:29,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:08:29,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:29,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:29,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:29,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:29,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:29,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:08:29,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:29,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:30,001 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:30,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:08:30,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:30,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:08:30,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:30,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:30,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:30,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:30,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:30,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:08:30,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:30,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:30,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:30,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:30,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:30,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:08:30,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:30,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:30,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:30,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:30,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:30,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:08:30,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:30,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:30,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:30,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:30,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:30,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:08:30,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:30,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:30,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:30,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:30,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:30,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 12:08:30,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:30,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:30,035 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:30,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:08:30,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:30,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:08:30,035 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:30,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:30,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:30,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:30,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:30,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:08:30,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:30,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:30,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:30,040 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:08:30,040 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:30,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:08:30,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:30,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:30,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:30,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:30,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:30,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:08:30,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:30,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:30,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:30,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:30,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:30,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:08:30,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:30,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:30,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:30,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:30,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:30,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:08:30,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:30,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:30,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:30,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:30,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:30,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:08:30,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:30,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:30,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:30,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:30,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:30,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:08:30,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:30,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:30,057 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:30,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:08:30,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:30,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:08:30,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:30,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:30,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:30,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:30,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:30,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:08:30,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:30,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:30,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:30,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:08:30,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:30,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:08:30,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:30,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:30,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:30,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:30,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:30,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:08:30,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:30,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:30,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:30,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:30,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:30,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:08:30,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:30,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:30,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:30,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:30,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:30,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:08:30,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:30,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:30,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:30,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:30,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:30,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:08:30,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:30,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:30,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:30,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:30,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:30,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-13 12:08:30,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:30,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:30,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:30,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:08:30,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:30,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:08:30,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:30,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:30,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 12:08:30,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:30,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:30,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:08:30,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:30,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:30,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:30,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:30,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:30,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:08:30,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:30,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:30,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:30,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:30,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:30,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:08:30,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:30,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:30,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:30,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:30,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:30,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:08:30,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:30,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:30,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:30,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:30,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:30,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-13 12:08:30,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:30,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:30,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:30,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 12:08:30,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:30,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:08:30,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:30,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:30,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 12:08:30,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:30,180 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:30,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:08:30,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:30,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:30,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:30,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:30,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:30,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:08:30,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:30,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:30,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:30,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:30,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:30,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-13 12:08:30,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:30,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:30,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:30,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:30,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:30,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:08:30,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:30,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:30,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:08:30,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:30,186 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:30,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-13 12:08:30,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:30,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:30,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:30,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:30,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:30,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:08:30,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:30,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:30,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:08:30,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:30,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:30,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-10-13 12:08:30,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:30,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:30,191 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:30,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:30,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:30,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:08:30,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:30,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:30,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:08:30,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:30,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:30,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-13 12:08:30,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:30,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:30,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:30,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:30,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:30,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:08:30,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:30,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:30,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:08:30,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:30,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:30,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-13 12:08:30,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:30,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:30,196 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:30,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:08:30,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:30,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:08:30,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:30,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:30,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:08:30,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:30,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:30,235 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-10-13 12:08:30,236 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1653504103] [2020-10-13 12:08:30,236 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 12:08:30,236 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-13 12:08:30,236 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1754454757] [2020-10-13 12:08:30,237 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-13 12:08:30,237 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:08:30,237 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-13 12:08:30,237 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2020-10-13 12:08:30,238 INFO L87 Difference]: Start difference. First operand 531 states and 743 transitions. Second operand 13 states. [2020-10-13 12:08:34,547 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-13 12:08:35,904 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-13 12:08:53,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:08:53,351 INFO L93 Difference]: Finished difference Result 1260 states and 1915 transitions. [2020-10-13 12:08:53,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-13 12:08:53,352 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 165 [2020-10-13 12:08:53,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:08:53,360 INFO L225 Difference]: With dead ends: 1260 [2020-10-13 12:08:53,361 INFO L226 Difference]: Without dead ends: 1036 [2020-10-13 12:08:53,362 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 133 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=241, Invalid=515, Unknown=0, NotChecked=0, Total=756 [2020-10-13 12:08:53,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1036 states. [2020-10-13 12:08:53,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1036 to 576. [2020-10-13 12:08:53,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 576 states. [2020-10-13 12:08:53,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 576 states and 818 transitions. [2020-10-13 12:08:53,587 INFO L78 Accepts]: Start accepts. Automaton has 576 states and 818 transitions. Word has length 165 [2020-10-13 12:08:53,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:08:53,588 INFO L479 AbstractCegarLoop]: Abstraction has 576 states and 818 transitions. [2020-10-13 12:08:53,588 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-13 12:08:53,588 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 818 transitions. [2020-10-13 12:08:53,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2020-10-13 12:08:53,593 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:08:53,593 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:08:53,594 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-13 12:08:53,594 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:08:53,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:08:53,594 INFO L82 PathProgramCache]: Analyzing trace with hash -1292116679, now seen corresponding path program 1 times [2020-10-13 12:08:53,594 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:08:53,595 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1196388780] [2020-10-13 12:08:53,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:08:53,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:53,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:53,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:53,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:53,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:53,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:58,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:58,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 247 [2020-10-13 12:08:58,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:08:58,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5018 [2020-10-13 12:08:58,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:58,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:08:58,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-13 12:08:58,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:08:58,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:59,934 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 547 [2020-10-13 12:08:59,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:08:59,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:59,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:59,965 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:59,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:08:59,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:59,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-13 12:08:59,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:59,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:59,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:59,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:59,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:59,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:08:59,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:59,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:59,982 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:59,982 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:08:59,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:59,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:08:59,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:59,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:59,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:59,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:59,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:59,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:08:59,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:59,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:59,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:59,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:08:59,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:59,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:08:59,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:59,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:59,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:59,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:59,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:08:59,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:08:59,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:08:59,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:08:59,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:08:59,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:08:59,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:08:59,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:08:59,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:08:59,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:08:59,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:08:59,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:08:59,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:00,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:09:00,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:00,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:00,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:00,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:00,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:00,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:04,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:04,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:09:04,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:09:04,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4151 [2020-10-13 12:09:04,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:04,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:04,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:04,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:04,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:04,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:09:04,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:04,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:04,210 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:04,210 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:09:04,210 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:04,210 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:09:04,211 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:04,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:04,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:04,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:04,211 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:04,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:09:04,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:04,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:04,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:04,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:09:04,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:04,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:09:04,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:04,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:04,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:04,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:04,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:04,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:09:04,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:04,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:04,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:04,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:04,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:04,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:09:04,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:04,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:04,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:04,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:04,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:04,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:09:04,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:04,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:04,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:04,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:04,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:04,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:09:04,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:04,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:04,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:04,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:04,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:04,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 12:09:04,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:04,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:04,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:04,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:09:04,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:04,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:09:04,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:04,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:04,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:04,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:04,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:04,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:09:04,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:04,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:04,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:04,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:09:04,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:04,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:09:04,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:04,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:04,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:04,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:04,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:04,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:09:04,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:04,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:04,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:04,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:04,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:04,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:09:04,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:04,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:04,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:04,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:04,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:04,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:09:04,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:04,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:04,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:04,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:04,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:04,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:09:04,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:04,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:04,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:04,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:04,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:04,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:09:04,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:04,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:04,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:04,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:09:04,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:04,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:09:04,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:04,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:04,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:04,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:04,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:04,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:09:04,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:04,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:04,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:04,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:09:04,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:04,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:09:04,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:04,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:04,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:04,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:04,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:04,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:09:04,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:04,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:04,303 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:04,303 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:04,303 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:04,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:09:04,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:04,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:04,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:04,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:04,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:04,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:09:04,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:04,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:04,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:04,307 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:04,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:04,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:09:04,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:04,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:04,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:04,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:04,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:04,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-13 12:09:04,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:04,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:04,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:04,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:09:04,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:04,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:09:04,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:04,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:04,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 12:09:04,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:04,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:04,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:09:04,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:04,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:04,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:04,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:04,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:04,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:09:04,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:04,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:04,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:04,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:04,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:04,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:09:04,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:04,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:04,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:04,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:04,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:04,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:09:04,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:04,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:04,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:04,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:04,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:04,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-13 12:09:04,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:04,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:04,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:04,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 12:09:04,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:04,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:09:04,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:04,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:04,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 12:09:04,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:04,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:04,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:09:04,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:04,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:04,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:04,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:04,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:04,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:09:04,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:04,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:04,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:04,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:04,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:04,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-13 12:09:04,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:04,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:04,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:04,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:04,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:04,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:09:04,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:04,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:04,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:09:04,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:04,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:04,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-10-13 12:09:04,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:04,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:04,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:04,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:04,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:04,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:09:04,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:04,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:04,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:09:04,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:04,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:04,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-13 12:09:04,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:04,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:04,425 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:04,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:04,425 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:04,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:09:04,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:04,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:04,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:09:04,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:04,426 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:04,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2020-10-13 12:09:04,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:04,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:04,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:04,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:04,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:04,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:09:04,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:04,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:04,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:09:04,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:04,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:04,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2020-10-13 12:09:04,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:04,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:04,430 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:04,430 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:04,430 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:04,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:09:04,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:04,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:04,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:09:04,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:04,431 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:04,465 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-10-13 12:09:04,466 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1196388780] [2020-10-13 12:09:04,466 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:09:04,466 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-13 12:09:04,466 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1382865002] [2020-10-13 12:09:04,467 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-13 12:09:04,467 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:09:04,467 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-13 12:09:04,467 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2020-10-13 12:09:04,467 INFO L87 Difference]: Start difference. First operand 576 states and 818 transitions. Second operand 12 states. [2020-10-13 12:09:08,577 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-13 12:09:26,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:09:26,253 INFO L93 Difference]: Finished difference Result 1780 states and 2822 transitions. [2020-10-13 12:09:26,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-13 12:09:26,254 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 171 [2020-10-13 12:09:26,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:09:26,264 INFO L225 Difference]: With dead ends: 1780 [2020-10-13 12:09:26,264 INFO L226 Difference]: Without dead ends: 1278 [2020-10-13 12:09:26,267 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=211, Invalid=439, Unknown=0, NotChecked=0, Total=650 [2020-10-13 12:09:26,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1278 states. [2020-10-13 12:09:26,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1278 to 659. [2020-10-13 12:09:26,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 659 states. [2020-10-13 12:09:26,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 659 states and 957 transitions. [2020-10-13 12:09:26,535 INFO L78 Accepts]: Start accepts. Automaton has 659 states and 957 transitions. Word has length 171 [2020-10-13 12:09:26,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:09:26,535 INFO L479 AbstractCegarLoop]: Abstraction has 659 states and 957 transitions. [2020-10-13 12:09:26,535 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-13 12:09:26,535 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 957 transitions. [2020-10-13 12:09:26,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2020-10-13 12:09:26,538 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:09:26,539 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:09:26,539 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-13 12:09:26,539 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:09:26,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:09:26,540 INFO L82 PathProgramCache]: Analyzing trace with hash -1010503929, now seen corresponding path program 2 times [2020-10-13 12:09:26,540 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:09:26,540 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [308143680] [2020-10-13 12:09:26,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:09:26,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:26,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:26,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:26,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:26,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:26,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:31,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:31,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 248 [2020-10-13 12:09:31,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:09:31,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5019 [2020-10-13 12:09:31,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:31,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:09:31,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 127 [2020-10-13 12:09:31,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:09:31,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:32,894 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 547 [2020-10-13 12:09:32,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:09:32,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:32,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:32,939 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:32,939 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:09:32,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:32,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-13 12:09:32,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:32,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:32,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:32,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:32,940 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:32,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:09:32,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:32,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:32,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:32,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:09:32,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:32,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:09:32,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:32,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:32,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:32,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:32,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:32,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:09:32,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:32,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:32,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:32,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:09:32,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:32,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:09:32,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:32,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:32,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:32,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:32,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:32,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:09:32,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:32,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:32,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:32,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:09:32,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:32,960 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:09:32,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:32,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:32,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:32,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:32,961 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:32,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:09:32,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:32,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:33,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:33,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:33,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:34,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:37,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:37,994 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:09:37,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:09:37,994 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-13 12:09:37,994 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:37,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:37,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:37,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:37,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:38,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:09:38,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:38,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:38,025 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:38,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:09:38,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:38,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:09:38,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:38,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:38,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:38,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:38,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:38,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:09:38,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:38,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:38,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:38,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:09:38,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:38,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:09:38,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:38,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:38,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:38,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:38,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:38,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:09:38,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:38,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:38,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:38,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:38,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:38,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:09:38,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:38,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:38,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:38,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:38,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:38,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:09:38,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:38,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:38,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:38,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:38,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:38,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:09:38,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:38,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:38,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:38,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:38,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:38,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 12:09:38,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:38,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:38,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:38,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:09:38,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:38,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:09:38,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:38,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:38,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:38,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:38,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:38,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:09:38,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:38,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:38,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:38,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:09:38,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:38,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:09:38,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:38,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:38,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:38,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:38,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:38,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:09:38,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:38,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:38,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:38,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:38,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:38,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:09:38,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:38,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:38,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:38,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:38,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:38,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:09:38,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:38,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:38,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:38,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:38,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:38,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:09:38,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:38,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:38,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:38,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:38,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:38,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:09:38,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:38,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:38,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:38,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:09:38,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:38,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:09:38,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:38,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:38,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:38,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:38,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:38,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:09:38,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:38,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:38,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:38,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:09:38,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:38,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:09:38,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:38,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:38,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:38,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:38,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:38,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:09:38,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:38,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:38,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:38,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:38,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:38,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:09:38,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:38,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:38,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:38,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:38,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:38,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:09:38,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:38,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:38,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:38,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:38,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:38,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:09:38,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:38,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:38,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:38,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:38,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:38,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-13 12:09:38,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:38,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:38,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:38,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:09:38,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:38,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:09:38,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:38,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:38,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 12:09:38,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:38,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:38,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:09:38,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:38,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:38,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:38,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:38,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:38,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:09:38,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:38,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:38,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:38,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:38,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:38,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:09:38,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:38,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:38,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:38,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:38,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:38,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:09:38,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:38,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:38,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:38,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:38,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:38,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-13 12:09:38,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:38,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:38,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:38,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 12:09:38,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:38,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:09:38,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:38,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:38,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 12:09:38,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:38,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:38,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:09:38,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:38,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:38,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:38,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:38,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:38,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:09:38,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:38,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:38,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:09:38,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:38,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:38,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-13 12:09:38,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:38,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:38,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:38,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:38,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:38,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:09:38,224 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:38,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:38,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:09:38,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:38,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:38,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-13 12:09:38,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:38,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:38,226 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:38,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:38,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:38,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:09:38,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:38,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:38,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:09:38,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:38,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:38,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-13 12:09:38,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:38,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:38,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:38,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:38,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:38,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:09:38,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:38,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:38,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:09:38,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:38,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:38,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-13 12:09:38,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:38,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:38,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:38,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:38,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:38,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:09:38,232 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:38,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:38,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:09:38,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:38,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:38,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-10-13 12:09:38,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:38,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:38,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:09:38,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:09:38,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:09:38,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:09:38,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:09:38,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:09:38,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:09:38,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:09:38,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:09:38,272 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-10-13 12:09:38,272 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [308143680] [2020-10-13 12:09:38,272 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:09:38,272 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-13 12:09:38,273 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1915600395] [2020-10-13 12:09:38,273 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-13 12:09:38,273 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:09:38,274 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-13 12:09:38,274 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2020-10-13 12:09:38,274 INFO L87 Difference]: Start difference. First operand 659 states and 957 transitions. Second operand 12 states. [2020-10-13 12:09:43,274 WARN L193 SmtUtils]: Spent 1.75 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-13 12:09:58,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:09:58,297 INFO L93 Difference]: Finished difference Result 1825 states and 2891 transitions. [2020-10-13 12:09:58,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-13 12:09:58,298 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 172 [2020-10-13 12:09:58,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:09:58,309 INFO L225 Difference]: With dead ends: 1825 [2020-10-13 12:09:58,309 INFO L226 Difference]: Without dead ends: 1278 [2020-10-13 12:09:58,312 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=211, Invalid=439, Unknown=0, NotChecked=0, Total=650 [2020-10-13 12:09:58,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1278 states. [2020-10-13 12:09:58,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1278 to 659. [2020-10-13 12:09:58,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 659 states. [2020-10-13 12:09:58,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 659 states and 955 transitions. [2020-10-13 12:09:58,669 INFO L78 Accepts]: Start accepts. Automaton has 659 states and 955 transitions. Word has length 172 [2020-10-13 12:09:58,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:09:58,669 INFO L479 AbstractCegarLoop]: Abstraction has 659 states and 955 transitions. [2020-10-13 12:09:58,670 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-13 12:09:58,670 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 955 transitions. [2020-10-13 12:09:58,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2020-10-13 12:09:58,674 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:09:58,674 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:09:58,674 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-13 12:09:58,674 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:09:58,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:09:58,675 INFO L82 PathProgramCache]: Analyzing trace with hash 1499142870, now seen corresponding path program 1 times [2020-10-13 12:09:58,675 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:09:58,676 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1869510563] [2020-10-13 12:09:58,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:09:58,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:09:58,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:58,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:58,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:58,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:59,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:59,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:59,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:09:59,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:00,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:00,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:00,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:00,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:00,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:03,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:03,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 248 [2020-10-13 12:10:03,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-13 12:10:03,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-13 12:10:03,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:03,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:10:03,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-13 12:10:03,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-13 12:10:03,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:05,087 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 547 [2020-10-13 12:10:05,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:10:05,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:05,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:05,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:05,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:10:05,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:05,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-13 12:10:05,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:05,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:05,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:10:05,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:05,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:05,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:10:05,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:05,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:05,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:05,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:10:05,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:05,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:10:05,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:05,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:05,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:10:05,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:05,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:05,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:10:05,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:05,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:05,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:05,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:10:05,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:05,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:10:05,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:05,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:05,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:10:05,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:05,131 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:05,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:10:05,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:05,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:05,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:05,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:10:05,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:05,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:10:05,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:05,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:05,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:10:05,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:05,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:05,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:10:05,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:05,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:05,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:05,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:05,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:05,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:09,651 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:09,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:10:09,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:10:09,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4487 [2020-10-13 12:10:09,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:09,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:09,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:10:09,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:09,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:09,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:10:09,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:09,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:09,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:09,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:10:09,684 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:09,684 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:10:09,684 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:09,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:09,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:10:09,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:09,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:09,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:10:09,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:09,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:09,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:09,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:10:09,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:09,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:10:09,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:09,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:09,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:10:09,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:09,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:09,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:10:09,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:09,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:09,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:09,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:10:09,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:09,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:10:09,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:09,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:09,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:10:09,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:09,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:09,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:10:09,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:09,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:09,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:09,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:10:09,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:09,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:10:09,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:09,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:09,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:10:09,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:09,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:09,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 12:10:09,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:09,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:09,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:09,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:10:09,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:09,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:10:09,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:09,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:09,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:10:09,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:09,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:09,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:10:09,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:09,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:09,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:09,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:10:09,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:09,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:10:09,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:09,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:09,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:10:09,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:09,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:09,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:10:09,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:09,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:09,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:09,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:10:09,753 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:09,753 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:10:09,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:09,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:09,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:10:09,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:09,754 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:09,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:10:09,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:09,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:09,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:09,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:10:09,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:09,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:10:09,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:09,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:09,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:10:09,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:09,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:09,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:10:09,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:09,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:09,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:09,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:10:09,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:09,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:10:09,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:09,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:09,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:10:09,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:09,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:09,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:10:09,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:09,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:09,771 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:09,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:10:09,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:09,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:10:09,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:09,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:09,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:10:09,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:09,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:09,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:10:09,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:09,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:09,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:09,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:10:09,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:09,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:10:09,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:09,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:09,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:10:09,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:09,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:09,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:10:09,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:09,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:09,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:09,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:10:09,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:09,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:10:09,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:09,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:09,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:10:09,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:09,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:09,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-13 12:10:09,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:09,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:09,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:09,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:10:09,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:09,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:10:09,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:09,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:09,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 12:10:09,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:09,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:09,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:10:09,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:09,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:09,843 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:09,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:10:09,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:09,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:10:09,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:09,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:09,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:10:09,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:09,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:09,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:10:09,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:09,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:09,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:09,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:10:09,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:09,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:10:09,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:09,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:09,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:10:09,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:09,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:09,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-13 12:10:09,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:09,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:09,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:09,898 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 12:10:09,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:09,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:10:09,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:09,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:09,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 12:10:09,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:09,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:09,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:10:09,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:09,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:09,900 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:09,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:10:09,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:09,901 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:10:09,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:09,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:09,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:10:09,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:09,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:09,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-13 12:10:09,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:09,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:09,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:09,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:10:09,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:09,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:10:09,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:09,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:09,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:10:09,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:09,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:09,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-13 12:10:09,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:09,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:09,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:09,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:10:09,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:09,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:10:09,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:09,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:09,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:10:09,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:09,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:09,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-13 12:10:09,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:09,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:09,911 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:09,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:10:09,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:09,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:10:09,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:09,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:09,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:10:09,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:09,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:09,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-13 12:10:09,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:09,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:09,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:09,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:10:09,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:09,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:10:09,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:09,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:09,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:10:09,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:09,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:09,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-10-13 12:10:09,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:10:09,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:10:09,917 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:10:09,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:10:09,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:10:09,917 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:10:09,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:10:09,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:10:09,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:10:09,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:10:09,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:10:09,952 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-10-13 12:10:09,952 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1869510563] [2020-10-13 12:10:09,953 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:10:09,953 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-13 12:10:09,953 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1440000047] [2020-10-13 12:10:09,953 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-13 12:10:09,953 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:10:09,954 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-13 12:10:09,954 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2020-10-13 12:10:09,954 INFO L87 Difference]: Start difference. First operand 659 states and 955 transitions. Second operand 12 states. [2020-10-13 12:10:14,169 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 550